article.xml revision 272012
1<?xml version="1.0" encoding="iso-8859-1"?> 2<!DOCTYPE article PUBLIC "-//FreeBSD//DTD DocBook XML V5.0-Based Extension//EN" 3 "../../../share/xml/freebsd50.dtd" [ 4<!ENTITY % release PUBLIC "-//FreeBSD//ENTITIES Release Specification//EN" "release.ent"> 5 %release; 6<!ENTITY % sponsor PUBLIC "-//FreeBSD//ENTITIES Sponsor Specification//EN" "sponsor.ent"> 7 %sponsor; 8<!ENTITY % vendor PUBLIC "-//FreeBSD//ENTITIES Vendor Specification//EN" "vendor.ent"> 9 %vendor; 10]> 11<article xmlns="http://docbook.org/ns/docbook" 12 xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0"> 13 14 <info> 15 <title>&os; &release.current; Release Notes</title> 16 17 <author> 18 <orgname>The &os; Project</orgname> 19 </author> 20 21 <pubdate>$FreeBSD: stable/10/release/doc/en_US.ISO8859-1/relnotes/article.xml 272012 2014-09-23 01:18:18Z gjb $</pubdate> 22 23 <copyright> 24 <year>2000</year> 25 <year>2001</year> 26 <year>2002</year> 27 <year>2003</year> 28 <year>2004</year> 29 <year>2005</year> 30 <year>2006</year> 31 <year>2007</year> 32 <year>2008</year> 33 <year>2009</year> 34 <year>2010</year> 35 <year>2011</year> 36 <year>2012</year> 37 <year>2013</year> 38 <year>2014</year> 39 <holder role="mailto:doc@FreeBSD.org">The &os; Documentation 40 Project</holder> 41 </copyright> 42 43 <legalnotice xml:id="trademarks" role="trademarks"> 44 &tm-attrib.freebsd; 45 &tm-attrib.ibm; 46 &tm-attrib.ieee; 47 &tm-attrib.intel; 48 &tm-attrib.sparc; 49 &tm-attrib.general; 50 </legalnotice> 51 52 <abstract> 53 <para>The release notes for &os; &release.current; contain 54 a summary of the changes made to the &os; base system on the 55 &release.branch; development line. This document lists 56 applicable security advisories that were issued since the last 57 release, as well as significant changes to the &os; kernel and 58 userland. Some brief remarks on upgrading are also 59 presented.</para> 60 </abstract> 61 </info> 62 63 <sect1 xml:id="intro"> 64 <title>Introduction</title> 65 66 <para>This document contains the release notes for &os; 67 &release.current;. It describes recently added, changed, or 68 deleted features of &os;. It also provides some notes on 69 upgrading from previous versions of &os;.</para> 70 71 <para releasetype="current">The &release.type; distribution to 72 which these release notes apply represents the latest point 73 along the &release.branch; development branch since 74 &release.branch; was created. Information regarding pre-built, 75 binary &release.type; distributions along this branch can be 76 found at <uri 77 xlink:href="&release.url;">&release.url;</uri>.</para> 78 79 <para releasetype="snapshot">The &release.type; distribution to 80 which these release notes apply represents a point along the 81 &release.branch; development branch between &release.prev; and 82 the future &release.next;. Information regarding pre-built, 83 binary &release.type; distributions along this branch can be 84 found at <uri 85 xlink:href="&release.url;">&release.url;</uri>.</para> 86 87 <para releasetype="release">This distribution of &os; 88 &release.current; is a &release.type; distribution. It can be 89 found at <uri xlink:href="&release.url;">&release.url;</uri> or 90 any of its mirrors. More information on obtaining this (or 91 other) &release.type; distributions of &os; can be found in the 92 <link 93 xlink:href="&url.books.handbook;/mirrors.html"><quote>Obtaining 94 &os;</quote> appendix</link> to the <link 95 xlink:href="&url.books.handbook;/">&os; 96 Handbook</link>.</para> 97 98 <para>All users are encouraged to consult the release errata 99 before installing &os;. The errata document is updated with 100 <quote>late-breaking</quote> information discovered late in the 101 release cycle or after the release. Typically, it contains 102 information on known bugs, security advisories, and corrections 103 to documentation. An up-to-date copy of the errata for &os; 104 &release.current; can be found on the &os; Web site.</para> 105 </sect1> 106 107 <sect1 xml:id="new"> 108 <title>What's New</title> 109 110 <para>This section describes the most user-visible new or changed 111 features in &os; since &release.prev;.</para> 112 113 <para>Typical release note items document recent security 114 advisories issued after &release.prev;, new drivers or hardware 115 support, new commands or options, major bug fixes, or 116 contributed software upgrades. They may also list changes to 117 major ports/packages or release engineering practices. Clearly 118 the release notes cannot list every single change made to &os; 119 between releases; this document focuses primarily on security 120 advisories, user-visible changes, and major architectural 121 improvements.</para> 122 123 <sect2 xml:id="security"> 124 <title>Security Advisories</title> 125 126 <para> </para> 127 128 </sect2> 129 130 <sect2 xml:id="kernel"> 131 <title>Kernel Changes</title> 132 133 <para revision="260431">A new &man.sysctl.8;, 134 <literal>kern.panic_reboot_wait_time</literal>, has been 135 added, which allows controlling how long the system will wait 136 after &man.panic.9; before rebooting.</para> 137 138 <para revision="262861">The &man.vt.4; driver has been merged 139 from &os;-CURRENT. To enable &man.vt.4;, enter 140 <literal>set kern.vty=vt</literal> at the &man.loader.8; 141 prompt during boot, or add <literal>kern.vty=vt</literal> to 142 &man.loader.conf.5; and reboot the system.</para> 143 144 <para revision="263122">Support for &man.hwpmc.4; has been added 145 for &powerpc; 970 class processors.</para> 146 147 <para revision="263197">Support for ADT7460 and ADT7467 fan 148 controllers found in newer PowerBooks™ and 149 iBooks™ has been added to the &man.iicbus.4; 150 driver.</para> 151 152 <para revision="263256">A panic triggered by removing 153 a &man.urtwn.4; device has been fixed.</para> 154 155 <para revision="263799">A potential deadlock in the &man.usb.4; 156 stack triggered by detaching USB devices that create character 157 devices has been fixed.</para> 158 159 <para revision="263869">Support for &amd; Family 16h sensor 160 devices has been added to &man.amdtemp.4;.</para> 161 162 <para revision="265610">The &man.uslcom.4; driver has been 163 updated to support 26 new devices.</para> 164 165 <para revision="266165">A kernel bug that inhibited proper 166 functionality of the <literal>dev.cpu.0.freq</literal> 167 &man.sysctl.8; on &intel; processors with Turbo 168 Boost™ enabled has been fixed.</para> 169 170 <para revision="266436">The &man.uart.4; driver has been 171 updated to include support for the &intel; Lynx Point 172 KT <acronym>AMT</acronym> serial port.</para> 173 174 <para revision="266594">The <literal>radeonkms(4)</literal> 175 driver has been updated to include 32-bit &man.ioctl.2; 176 support, allowing 32-bit applications to run on a 64-bit 177 system.</para> 178 179 <para revision="266718">A bug that would prevent 180 a &man.jail.8; from setting the correct IPv4 source address 181 with some operations that required 182 <literal>security.jail.allow_raw_sockets</literal> has been 183 fixed.</para> 184 185 <para revision="266911">The &man.hwpmc.4; driver has been 186 updated to support core events from the Atom™ 187 Silvermont architecture.</para> 188 189 <para revision="268046">The &man.oce.4; driver has been updated 190 with vendor-supplied fixes for big endian support, and 20GB/s 191 and 25GB/s link speeds.</para> 192 193 <para revision="270630">The &os; virtual memory subsystem 194 has been updated to implement <quote>fast path</quote> for 195 the page fault handler.</para> 196 197 <para revision="271069">The &man.asmc.4; driver has been updated 198 to support the &apple; Mac Mini 3,1.</para> 199 200 <para revision="271111">The &os;/&arch.powerpc64; default kernel 201 configuration, <filename>GENERIC64</filename>, has been 202 updated to enable the &man.vt.4; console driver for the 203 Sony® Playstation 3™ platform.</para> 204 205 <para revision="271116" contrib="sponsor" sponsor="&ff;">The 206 &os;/&arch.powerpc; <literal>ofwfb</literal> driver, used to 207 provide a graphics console when the &man.vt.4; console driver 208 is used, has been modified to work with the <filename 209 role="package">x11-drivers/xf86-video-scfb</filename> 210 port.</para> 211 212 <note> 213 <para>If using an <acronym>ATI</acronym> graphics card with 214 the &man.vt.4; driver, the <filename 215 role="package">x11-servers/xorg-server</filename> package 216 must be updated to version 1.12.4_8 or newer.</para> 217 </note> 218 219 <para revision="271128" contrib="sponsor" sponsor="&ff;">Several 220 performance enchancements to the &man.vt.4; driver have been 221 merged from &os;-CURRENT.</para> 222 223 <para revision="271153">The default stack size 224 (<literal>KSTACK_PAGES</literal>) has been increased from 225 <literal>4</literal> to <literal>8</literal> for the 226 &arch.powerpc64; architecture.</para> 227 228 <para revision="271205">The &os;/&arch.powerpc; ATI driver 229 has been updated to support enabling and disabling the 230 Radeon 9700 backlight, found in the 231 &apple; PowerBook™ G4.</para> 232 233 <para revision="271816">Hardware context support has been 234 added to the <literal>drm/i915</literal> driver, adding 235 support for <application>Mesa</application> 9.2 and 236 later.</para> 237 238 <sect3 xml:id="kernel-virtualization"> 239 <title>Virtualization Support</title> 240 241 <para revision="259450">Support for µsoft; Hyper-V 242 has been added to &os;/i386 as loadable modules, however 243 not available in the <filename>GENERIC</filename> kernel 244 configuration.</para> 245 246 <para revision="261090">The &man.bhyve.4; hypervisor now 247 supports soft power-off functionality via the ACPI S5 248 state.</para> 249 250 <para revision="267399">Support for &os;/i386 guests has been 251 added to &man.bhyve.4;.</para> 252 253 <para revision="267427">Support for virtualized 254 <literal>XSAVE</literal> has been added to &man.bhyve.4;, 255 allowing guest operating systems to use 256 <literal>XSAVE</literal> and 257 <literal>XSAVE</literal>-enabled features, such as 258 <acronym>AVX</acronym>.</para> 259 260 <para revision="268932">The &man.bhyve.4; hypervisor now 261 supports booting from a &man.zfs.8; filesystem.</para> 262 263 <para revision="268933">A new driver, &man.virtio_random.4;, 264 has been added, which allows &os; virtual machines to 265 harvest entropy from the hypervisor.</para> 266 267 <para revision="270159">The &man.bhyve.4; hypervisor has been 268 synced with the version in &os;-CURRENT.</para> 269 270 <para>A number of enhancements have been added, and several 271 bug fixes, including:</para> 272 273 <itemizedlist> 274 <listitem> 275 <para>Post-mortem debugging has been added when 276 a guest virtual machine exits with an 277 <quote><acronym>EPT</acronym> Misconfiguration</quote> 278 error.</para> 279 </listitem> 280 281 <listitem> 282 <para>The hypervisor &man.virtio.4; <acronym>API</acronym> 283 has been expanded from 32- to 64-bit.</para> 284 </listitem> 285 286 <listitem> 287 <para>Support for identifying capabilities of the virtual 288 <acronym>CPU</acronym> has been added.</para> 289 </listitem> 290 291 <listitem> 292 <para>Support for emulating legacy x86 task 293 switching has been added.</para> 294 </listitem> 295 296 <listitem> 297 <para>Support to list the VT-x features in base kernel 298 &man.dmesg.8; has been added.</para> 299 </listitem> 300 301 <listitem> 302 <para>Support for extended PCI configuration space 303 has been added.</para> 304 </listitem> 305 </itemizedlist> 306 </sect3> 307 308 <sect3 xml:id="kernel-arm"> 309 <title>ARM Support</title> 310 311 <para revision="259355">The <filename>WANDBOARD</filename> 312 kernel configuration file has been added.</para> 313 314 <para revision="265067">Boot devices may now be specified by 315 setting a u-boot environment variable. If a boot device is 316 not specified, the probe mechanism will be used. To specify 317 the boot device, set the 318 <literal>loaderdev=<replaceable>device</replaceable></literal> 319 u-boot environment variable.</para> 320 321 <para revision="266000">The <literal>nexus(4)</literal> driver 322 has been updated to include <quote>Flattened Device 323 Tree</quote> support, replacing the &man.fdtbus.4; driver 324 in most cases.</para> 325 326 <para revision="266105">The &man.gpioiic.4; and 327 &man.gpioled.4; have been merged from &os;-CURRENT.</para> 328 329 <para>Support for hardware floating point was added to the 330 kernel, and enabled by default in the configuration files 331 for all platforms that contain the required hardware.</para> 332 333 <para><application>C++</application> exception handling now 334 works with <application>GCC</application>.</para> 335 336 <para>Support for <acronym>SMP</acronym> was added to the 337 kernel, and enabled by default in the configuration files 338 for all platforms that contain multi-core CPUs.</para> 339 340 <para>Support was added for:</para> 341 342 <itemizedlist> 343 <listitem> 344 <para>CHROMEBOOK (Samsung Exynos 5250)</para> 345 </listitem> 346 347 <listitem> 348 <para>COLIBRI (Freescale Vybrid)</para> 349 </listitem> 350 351 <listitem> 352 <para>COSMIC (Freescale Vybrid)</para> 353 </listitem> 354 355 <listitem> 356 <para>IMX53-QSB (Freescale i.MX53)</para> 357 </listitem> 358 359 <listitem> 360 <para>QUARTZ (Freescale Vybrid)</para> 361 </listitem> 362 363 <listitem> 364 <para>RADXA (Rockchip rk30xx)</para> 365 </listitem> 366 367 <listitem> 368 <para>WANDBOARD (Freescale i.MX6)</para> 369 </listitem> 370 </itemizedlist> 371 372 <para>An <acronym>I2C</acronym> driver was added for 373 the RaspberryPi.</para> 374 375 <para>Drivers have been added to support <acronym>TI</acronym> 376 platforms, such as BEAGLEBONE and PANDABOARD:</para> 377 378 <itemizedlist> 379 <listitem> 380 <para>PRUSS (Programmable Realtime Unit Subsystem)</para> 381 </listitem> 382 383 <listitem> 384 <para>MBOX (Mailbox hardware)</para> 385 </listitem> 386 387 <listitem> 388 <para>SDHCI (new faster driver for 389 <acronym>MMC</acronym>/<acronym>SD</acronym> 390 storage)</para> 391 </listitem> 392 393 <listitem> 394 <para>PPS (Pulse Per Second input on a 395 <acronym>GPIO</acronym>/timer pin)</para> 396 </listitem> 397 398 <listitem> 399 <para>PWM (Pulse Width Modulation output)</para> 400 </listitem> 401 402 <listitem> 403 <para>ADC (Analog to Digital converter)</para> 404 </listitem> 405 </itemizedlist> 406 </sect3> 407 408 <sect3 xml:id="boot"> 409 <title>Boot Loader Changes</title> 410 411 <para revision="262701">A kernel selection menu has been added 412 to &man.loader.8;. If the <quote>beastie menu</quote> is 413 enabled, the kernel to boot may be selected from the kernel 414 selection menu. Additional kernels may be listed in 415 &man.loader.conf.5; as a comma- or space-separated list. By 416 default, <literal>kernel</literal> and 417 <literal>kernel.old</literal> are listed.</para> 418 419 <para revision="271130" contrib="sponsor" sponsor="&ff;">The 420 <filename class="directory">sys/boot/</filename> sources 421 have been rearranged, moving &man.libstand.3; to a directory 422 indicating the library is built as 32-bit.</para> 423 424 <para revision="271135" contrib="sponsor" sponsor="&ff;">The 425 &man.libstand.3; library has been updated to produce 426 a 64-bit shared library for the &os;/&arch.amd64; and 427 &os;/&arch.powerpc64; architectures.</para> 428 429 <para revision="271135" contrib="sponsor" 430 sponsor="&ff;">Initial support for <acronym>UEFI</acronym> 431 boot has been added.</para> 432 433 <para revision="271136" contrib="sponsor" sponsor="&ff;">Three 434 new files are installed to <filename 435 class="directory">/boot</filename>, supporting 436 <acronym>UEFI</acronym> boot:</para> 437 438 <itemizedlist> 439 <listitem> 440 <para><filename>boot1.efi</filename>: The 441 <acronym>UEFI</acronym> first stage bootstrap 442 file.</para> 443 </listitem> 444 445 <listitem> 446 <para><filename>boot1.efifat</filename>: 447 A <acronym>FAT</acronym> filesystem image containing 448 an <acronym>EFI</acronym> system partition.</para> 449 </listitem> 450 451 <listitem> 452 <para><filename>loader.efi</filename>: The third stage 453 bootstrap file.</para> 454 </listitem> 455 </itemizedlist> 456 457 <para revision="272006">Support has been added to cache 458 &man.geli.8; passphrases during system boot. When a system 459 is configured with multiple <literal>GEOM_ELI</literal> 460 providers all using the same passphrase, the passphrase that 461 is cached after the first entry is used for the subsequent 462 <literal>GEOM_ELI</literal> provider. If the passphrase in 463 the cache is incorrect, then a prompt for the passphrase for 464 the next provider is displayed.</para> 465 </sect3> 466 467 <sect3 xml:id="proc"> 468 <title>Hardware Support</title> 469 470 <para> </para> 471 472 <sect4 xml:id="mm"> 473 <title>Multimedia Support</title> 474 475 <para> </para> 476 477 </sect4> 478 479 <sect4 xml:id="net-if"> 480 <title>Network Interface Support</title> 481 482 <para revision="259453">Support for Ralink RT5370 and 483 RT5372 chipsets has been added to the &man.run.4; 484 driver.</para> 485 486 <para revision="260120">Firmware for the &man.run.4; driver 487 has been updated to version 0.33.</para> 488 489 <para revision="261868">Support for the Ralink RT3593 490 chipset has been added to the &man.run.4; driver.</para> 491 492 <para revision="261972">The &man.nve.4; driver is now 493 deprecated, and the &man.nfe.4; driver should be used 494 instead.</para> 495 496 <para revision="262137">Support for the &man.axge.4; driver 497 has been added. This driver supports the ASIX AX88178A 498 and AX88179 USB ethernet adapters. The AX88178A supports 499 USB 2.0, and the AX88179 supports USB 2.0 and 3.0.</para> 500 501 <para revision="262363">The &man.urndis.4; driver has been 502 imported from OpenBSD.</para> 503 504 <para revision="264866">Support for multiple 505 transmitter/receiver queues has been added to the 506 &man.vmx.4; driver.</para> 507 508 <note> 509 <para>The &os; guest operating system must have 510 <acronym>MSIX</acronym> enabled as a prerequisite for 511 multiple queues.</para> 512 </note> 513 514 <para revision="265345">Support for the ASUS USB-N10 Nano 515 wireless card has been added to the &man.urtwn.4; 516 driver.</para> 517 518 <para revision="266212">Transmission checksum offloading has 519 been disabled for the RTL8168C and RTL8168CP chipsets in 520 the &man.re.4; driver for TCP and UDP frames. This is 521 due to a report of UDP datagrams with IP options 522 generating corrupt frames.</para> 523 524 <para revision="266578">Preliminary support has been added 525 to the &man.urtwn.4; driver for the Realtek RTL8188EUS and 526 RTL8188ETV chipsets.</para> 527 528 <para revision="267694">A bug in the fast receiver buffer 529 recycle path has been fixed in the &man.cxgbe.4; 530 driver.</para> 531 532 <para revision="267849" contrib="vendor" 533 vendor="&chelsio;">The bundled &man.cxgbe.4; firmware for 534 T4 and T5 cards has been updated to version 535 1.11.27.0.</para> 536 537 <para revision="269196">The &man.em.4; driver has been 538 updated to version 7.4.2.</para> 539 540 <para revision="269975">The &man.ixgbe.4; tunables have been 541 renamed to match their &man.sysctl.8; counterparts:</para> 542 543 <informaltable frame="none" pgwide="0"> 544 <tgroup cols="2"> 545 <colspec colwidth="1*"/> 546 <colspec colwidth="1*"/> 547 <thead> 548 <row> 549 <entry>Old Name</entry> 550 <entry>New Name</entry> 551 </row> 552 </thead> 553 554 <tbody> 555 <row> 556 <entry><literal>hw.ixgbe.enable_aim</literal></entry> 557 <entry><literal>hw.ix.enable_aim</literal></entry> 558 </row> 559 560 <row> 561 <entry><literal>hw.ixgbe.max_interrupt_rate</literal></entry> 562 <entry><literal>hw.ix.max_interrupt_rate</literal></entry> 563 </row> 564 565 <row> 566 <entry><literal>hw.ixgbe.rx_process_limit</literal></entry> 567 <entry><literal>hw.ix.rx_process_limit</literal></entry> 568 </row> 569 570 <row> 571 <entry><literal>hw.ixgbe.tx_process_limit</literal></entry> 572 <entry><literal>hw.ix.tx_process_limit</literal></entry> 573 </row> 574 575 <row> 576 <entry><literal>hw.ixgbe.enable_msix</literal></entry> 577 <entry><literal>hw.ix.enable_msix</literal></entry> 578 </row> 579 580 <row> 581 <entry><literal>hw.ixgbe.num_queues</literal></entry> 582 <entry><literal>hw.ix.num_queues</literal></entry> 583 </row> 584 585 <row> 586 <entry><literal>hw.ixgbe.txd</literal></entry> 587 <entry><literal>hw.ix.txd</literal></entry> 588 </row> 589 590 <row> 591 <entry><literal>hw.ixgbe.rxd</literal></entry> 592 <entry><literal>hw.ix.rxd</literal></entry> 593 </row> 594 595 <row> 596 <entry><literal>hw.ixgbe.unsupported_sfp</literal></entry> 597 <entry><literal>hw.ix.unsupported_sfp</literal></entry> 598 </row> 599 </tbody> 600 </tgroup> 601 </informaltable> 602 603 <para>Be sure to update &man.loader.conf.5; if using the 604 old tunables before upgrading to 605 &os; &release.current;.</para> 606 607 <para revision="270061">The &man.if.nf10bmac.4; driver has 608 been merged from &os;-CURRENT to support the NetFPGA-10G 609 Embedded CPU Ethernet Core.</para> 610 611 <para revision="270297">The &man.cxgbe.4; driver has been 612 updated to support &man.netmap.4; for the T5 10G/40G 613 cards.</para> 614 615 <para revision="270509">The &man.vtnet.4; driver has been 616 updated to support &man.netmap.4;.</para> 617 618 <para revision="270514">The &man.urtwn.4; driver has been 619 updated to support the ASUS USB-AC51 wireless card.</para> 620 621 <para revision="270631">The &intel; XL710 ethernet 622 controller driver, <literal>ixlv(4)</literal>, has been 623 merged from &os;-CURRENT.</para> 624 </sect4> 625 </sect3> 626 627 <sect3 xml:id="net-proto"> 628 <title>Network Protocols</title> 629 630 <para revision="265946">Support for the UDP-Lite protocol 631 (RFC 3828) has been added to the IPv4 and IPv6 632 stacks.</para> 633 634 <para revision="267771">A bug in &man.sctp.4; that would allow 635 two listening sockets bound to the same port has been 636 fixed.</para> 637 638 <para contrib="sponsor" sponsor="&ix;">Kernel RPC code, which 639 is a base of NFS server took multiple optimizations, that 640 significantly improved its performance and 641 <acronym>SMP</acronym> scalability.</para> 642 643 <para revision="269065" contrib="sponsor" sponsor="&ff;">The 644 <acronym>iSCSI</acronym> initiator has been updated to 645 support redirection handling when an 646 <acronym>iSCSI</acronym> device is configured with multiple 647 <acronym>IP</acronym> addresses across different network 648 interfaces. Previously, clients connecting to 649 such <acronym>iSCSI</acronym> devices could require 650 additional client-side configuration.</para> 651 652 <para revision="265523" contrib="sponsor" sponsor="&ff;">A new 653 &man.sysctl.8;, 654 <literal>kern.iscsi.fail_on_disconnection</literal>, has 655 been added, which allows <acronym>iSCSI</acronym> clients to 656 remove the attached disk device when the connection to the 657 target is dropped, where previously I/O would stop until the 658 connection is restored.</para> 659 660 <para revision="265524" contrib="sponsor" sponsor="&ff;">The 661 <acronym>iSCSI</acronym> transmit code has been optimized 662 to coalesce <acronym>PDUs</acronym> and avoid lock 663 contention.</para> 664 665 <para revision="265524" contrib="sponsor" 666 sponsor="&ix;">Several performance optimizations have been 667 made to the <acronym>iSCSI</acronym> subsystem, including 668 deferring wakeup until enough data has been received to 669 read or write a file, reducing <acronym>CPU</acronym> usage 670 and throughput performance with large I/O workloads.</para> 671 672 <para revision="263720" contrib="sponsor" 673 sponsor="&ff;">Support for hostname- and IP-based access 674 restriction has been added to the <acronym>iSCSI</acronym> 675 &man.ctld.8; daemon.</para> 676 677 <para revision="263725" contrib="sponsor" 678 sponsor="&ff;">The &man.ctld.8; daemon has been updated 679 to allow overriding the <quote>default</quote> 680 <literal>portal-group</literal> configuration.</para> 681 682 <para revision="263726" contrib="sponsor" 683 sponsor="&ff;">The &man.ctld.8; daemon now includes a new 684 <literal>auth-group</literal>, <quote>default</quote>, 685 defaulting to <literal>deny</literal>, which is possible 686 to override.</para> 687 </sect3> 688 689 <sect3 xml:id="disks"> 690 <title>Disks and Storage</title> 691 692 <para revision="260385" contrib="sponsor" sponsor="&ix;">The 693 &man.geom.4; subsystem has been updated to support I/O 694 direct dispatch. When safety requirements are met, it 695 enables avoiding passing I/O requests to GEOM 696 <literal>g_up</literal>/<literal>g_down</literal> thread, 697 executing them directly in the caller context, avoiding 698 CPU bottlenecks in 699 <literal>g_up</literal>/<literal>g_down</literal> threads, 700 plus avoid several context switches per I/O.</para> 701 702 <para revision="260385" contrib="sponsor" sponsor="&ix;">The 703 &man.geom.4; RAID driver has been 704 updated to support unmapped I/O.</para> 705 706 <para revision="260387" contrib="sponsor" sponsor="&ix;">The 707 &man.cam.4; subsystem has been updated to support 708 finer-grained locking, direct dispatch and multi-queue, 709 which combined with &man.geom.4; direct dispatch, reduces 710 lock congestion and improves <acronym>SMP</acronym> 711 scalability of the SCSI/ATA stack.</para> 712 713 <para revision="260478">The &man.geom.8; 714 <literal>GEOM_MULTIPATH</literal> class has been updated to 715 support automatic live partition resizing.</para> 716 717 <para revision="260857">The &man.virtio_blk.4; driver has been 718 updated to support unmapped I/O.</para> 719 720 <para revision="260858">The &man.virtio_scsi.4; driver has 721 been updated to support unmapped I/O.</para> 722 723 <para revision="264522">Support for LUN-based CD changers has 724 been removed from the &man.cd.4; driver.</para> 725 726 <para revision="264732">Support for 727 <literal>BIO_DELETE</literal> has been added to &man.zfs.8; 728 <literal>zvol</literal> volumes.</para> 729 730 <para revision="264734">Support for 9th generation HP host bus 731 adapter cards has been added to &man.ciss.4;.</para> 732 733 <para revision="265388" contrib="sponsor" sponsor="&lsi;">The 734 &man.mpr.4; device has been added, 735 providing support for LSI Fusion-MPT 3 12Gb SCSI/SATA 736 controllers.</para> 737 738 <para revision="265678">A new <literal>zvol</literal> property 739 <literal>volmode</literal> and &man.sysctl.8; 740 <literal>vfs.zfs.vol.mode</literal> has been added to allow 741 switching <literal>zvol</literal> between three different 742 ways of exposing it to a user: <literal>geom</literal>, 743 <literal>dev</literal> and <literal>none</literal>.</para> 744 745 <para revision="265922" contrib="sponsor" sponsor="&lsi;">The 746 &man.mrsas.4; driver has been added, providing support for 747 LSI MegaRAID SAS controllers. The &man.mfi.4; driver will 748 attach to the controller, by default. To enable 749 &man.mrsas.4; add <literal>hw.mfi.mrsas_enable=1</literal> 750 to <filename>/boot/loader.conf</filename>, which turns off 751 &man.mfi.4; device probing.</para> 752 753 <note> 754 <para>At this time, the &man.mfiutil.8; utility and the &os; 755 version of <application>MegaCLI</application> and 756 <application>StorCli</application> do not work with 757 &man.mrsas.4;.</para> 758 </note> 759 760 <para revision="266608">Fixed accounting of 761 <literal>BIO_FLUSH</literal> operation in &man.geom.8; 762 <literal>GEOM_DISK</literal> class</para> 763 764 <para revision="266610">The &man.gstat.8; utility now has an 765 <literal>-o</literal> option, to display 766 <quote>other</quote> operations, such as 767 <literal>BIO_FLUSH</literal>.</para> 768 769 <para revision="267084">The &man.mfi.4; driver has been 770 updated to include support for unmapped I/O.</para> 771 772 <para revision="267457">The &man.hpt27xx.4; driver has been 773 updated with various vendor-supplied bug fixes.</para> 774 775 <para revision="270130" contrib="sponsor" 776 sponsor="&citrix.rd;">Support for unmapped I/O has been 777 added to the &man.xen.4; <literal>blkfront</literal> 778 driver.</para> 779 780 <para revision="259328" contrib="sponsor" sponsor="&ff;">The 781 &man.geom.8; <literal>label</literal> class is now aware of 782 resized partitions. This corrects an issue where 783 <command>geom resize</command> would resize the partition, 784 but the label provider in <filename 785 class="directory">/dev/gptid/</filename> would not be 786 resized.</para> 787 788 <para revision="260502">The &man.gmirror.8; 789 utility now has a <literal>resize</literal> command, making 790 it easier to resize the size of a mirror when all of its 791 components have been replaced.</para> 792 793 <para revision="262967">Support for MegaRAID Fury cards has 794 been added to the &man.mfi.4; driver.</para> 795 796 <para revision="263024">The &man.aacraid.4; driver has been 797 updated to version 3.2.5.</para> 798 799 <para revision="265536">The <literal>GEOM_VINUM</literal> 800 option is now able to be built both directly into the kernel 801 or as a &man.kldload.8; loadable module.</para> 802 803 <para revision="265912">The &man.geom.8; 804 <literal>GEOM_PART</literal> class has been updated to 805 support automatic partition resizing. Changes to the 806 partition size are not saved to disk until 807 <command>gpart commit</command> is run, and prior to saving, 808 can be reverted with <command>gpart undo</command>.</para> 809 810 <para revision="266220">The &man.geom.uncompress.4; module is 811 built by default which, similar to &man.geom.uzip.4;, 812 provides support for compressed, read-only disk 813 images.</para> 814 815 <para revision="268091">Support for the 816 <literal>disklabel64</literal> partitioning scheme has been 817 added to &man.gpart.8;.</para> 818 819 <para revision="270552">A new &man.sysctl.8; and 820 &man.loader.8; tunable, 821 <literal>kern.geom.part.mbr.enforce_chs</literal> has been 822 added to the &man.geom.8; <literal>MBR</literal> partition 823 class. When set to a non-zero value, 824 <literal>GEOM_PART_MBR</literal> will automatically 825 recalculate the user-specified offset and size for alignment 826 with the disk geometry.</para> 827 828 <para contrib="sponsor" sponsor="&ix;">Many improvements to 829 the CAM Target Layer (CTL):</para> 830 <itemizedlist> 831 <listitem> 832 <para>Support for <literal>UNMAP</literal>, <literal>WRITE 833 SAME</literal>, <literal>COMPARE AND WRITE</literal>, 834 <literal>XCOPY</literal> and some other SCSI commands 835 was added to support VMWare VAAI and Microsoft ODX 836 storage acceleration.</para> 837 </listitem> 838 <listitem> 839 <para revision="265642">The 840 <literal>READ</literal>/<literal>WRITE</literal> size 841 limitations were removed by supporting multiple 842 data moves per command.</para> 843 </listitem> 844 <listitem> 845 <para revision="268556">Finer-grained per-LUN locking and 846 multiple worker threads for better 847 <acronym>SMP</acronym> scapability.</para> 848 </listitem> 849 <listitem> 850 <para revision="269297">Memory consumption reduced by 851 several times by disabling some never used 852 functionality.</para> 853 </listitem> 854 <listitem> 855 <para revision="269298">The maximum number of 856 <acronym>SCSI</acronym> ports increased from 32 to 857 128.</para> 858 </listitem> 859 <listitem> 860 <para revision="269429">Improved <literal>zvol</literal> 861 integration for better performance.</para> 862 </listitem> 863 </itemizedlist> 864 865 <para revision="270810" contrib="vendor" 866 vendor="&highpoint;">The &man.hptnr.4; driver has been 867 updated to version 1.0.1.</para> 868 869 <para revision="271234">The &man.mrsas.4; driver has been 870 added to the <filename>GENERIC</filename> kernel 871 configuration on &arch.amd64; and &arch.i386; 872 architectures.</para> 873 </sect3> 874 875 <sect3 xml:id="fs"> 876 <title>File Systems</title> 877 878 <para revision="260338">The 879 <literal>vfs.zfs.zio.use_uma</literal> &man.sysctl.8; has 880 been re-enabled. On multi-CPU machines with enough RAM, 881 this can easily double &man.zfs.8; performance or reduce CPU 882 usage in half. It was originally disabled due to memory and 883 <acronym>KVA</acronym> exhaustion problem reports, which 884 should be resolved due to several changes in the VM 885 subsystem.</para> 886 887 <para revision="260178" contrib="vendor" 888 vendor="&netflix;">A new flag, <literal>-R</literal>, 889 has been added to the &man.fsck.ffs.8; utility. When used, 890 &man.fsck.ffs.8; will restart itself when too many critical 891 errors have been detected.</para> 892 893 <para revision="263407">The &man.zfs.8; filesystem has been 894 updated to implement <quote>bookmarks</quote>. See 895 &man.zfs.8; for further details.</para> 896 897 <para revision="266122">The &man.zfs.8; filesystem has been 898 updated to allow tuning the minimum <quote>ashift</quote> 899 value when creating new top-level virtual devices (vdevs). 900 To set the minimum ashift value, for example when creating 901 a &man.zpool.8; on <quote>Advanced Format</quote> drives, 902 set the <literal>vfs.zfs.min_auto_ashift</literal> 903 &man.sysctl.8; accordingly.</para> 904 905 <para revision="266612">The <literal>libzfs</literal> thread 906 pool <acronym>API</acronym> has been imported from 907 OpenSolaris, and adapted for &os;. This change allows 908 parallel disk scanning, which can reduce &man.zpool.8; 909 overall import time in some workloads.</para> 910 911 <para revision="269651">The &man.restore.8; utility has been 912 updated to prevent assertion failures when restoring 913 a <acronym>UFS</acronym> filesystem dump to 914 a <acronym>ZFS</acronym> filesystem by writing restored 915 files in block sizes that are a multiple of 1024.</para> 916 917 <para revision="269774">Two &man.sysctl.8;s have been added 918 to the &man.zfs.8; filesystem:</para> 919 920 <itemizedlist> 921 <listitem> 922 <para> 923 <literal>vfs.zfs.mg_fragmentation_threshold</literal>: The 924 percentage of the metaslab group size that should be 925 considered eligible for allocation, unless all metaslab 926 groups within the metaslab class have also crossed this 927 threshold.</para> 928 </listitem> 929 930 <listitem> 931 <para> 932 <literal>vfs.zfs.metaslab.fragmentation_threshold</literal>: The 933 maximum percentage of metaslab fragmentation level to 934 keep their active state</para> 935 </listitem> 936 </itemizedlist> 937 938 <para revision="269846">The default &man.zfs.8; 939 <acronym>ARC</acronym> hash table size has been increased, 940 and a new &man.loader.8; tunable, 941 <literal>vfs.zfs.arc_average_blocksize</literal>, has been 942 added. Previously, the hash table could be too small, which 943 would lead to long hash chains and limit performance for 944 cached reads. The 945 <literal>vfs.zfs.arc_average_blocksize</literal> tunable 946 allows overriding the default block size. The previous 947 default was 65536, and default of the new &man.loader.8; 948 tunable is 8192.</para> 949 950 <para revision="270157">The Fast File System 951 (<acronym>FFS</acronym>) has been updated to support 952 multi-threaded soft updates. Previously, soft updates were 953 handled by a single thread, and as of this change, now have 954 one thread per <acronym>FFS</acronym> mountpoint.</para> 955 956 <para revision="270892" contrib="sponsor" sponsor="&ff;">The 957 new filesystem automount facility, &man.autofs.5;, has been 958 merged from &os;-CURRENT. The new &man.autofs.5; facility 959 is similar to that found in other &unix;-like operating 960 systems, such as OS X™ and Solaris™. The 961 &man.autofs.5; facility uses a &sun;-compatible 962 &man.auto.master.5; configuration file, and is administered 963 with the &man.automount.8; userland utility, and the 964 &man.automountd.8; and &man.autounmountd.8; daemons.</para> 965 </sect3> 966 </sect2> 967 968 <sect2 xml:id="userland"> 969 <title>Userland Changes</title> 970 971 <para revision="260177" contrib="sponsor" 972 sponsor="&netflix;">A new flag is added to &man.camcontrol.8;, 973 <literal>-b</literal>, which outputs the existing buses and 974 their parents.</para> 975 976 <para revision="262075">The &man.newsyslog.8; utility has been 977 updated to rotate files based on the actual file size instead 978 of the blocks on disk. This matches the behavior documented 979 in &man.newsyslog.conf.5;.</para> 980 981 <para revision="262384">The location of the &man.rctl.8; 982 configuration file can now be overridden in &man.rc.conf.5;. 983 To use a non-default location, set 984 <literal>rctl_rules</literal> in &man.rc.conf.5; to the 985 location of the file.</para> 986 987 <para revision="262855">The <application>ATF</application> test 988 suite has been updated to version 0.20. The test suite is 989 disabled by default in &os; 10.1, and can be enabled by 990 adding <literal>WITH_TESTS=yes</literal> to 991 &man.src.conf.5;.</para> 992 993 <para revision="263019">The <literal>libucl</literal> library 994 (Unified Configuration Library) has been merged from 995 &os;-CURRENT.</para> 996 997 <para revision="263020">The &man.pkg.7; bootstrapping utility 998 has been synced with the version in &os;-CURRENT.</para> 999 1000 <para revision="263403">The &man.zfs.8; userland utility has 1001 been updated to include aliases for 1002 <command>snapshot</command>, which allows use of <command>zfs 1003 list -t snap</command> and <command>zfs 1004 snap</command>.</para> 1005 1006 <para revision="263405">The &man.zfs.8; userland utility has 1007 been updated to include a new flag to <command>zfs 1008 list</command>, <literal>-p</literal>, which when specified, 1009 prints the output in a parsable format.</para> 1010 1011 <para revision="263783">The Blowfish password format 1012 implementation has been updated. Support for $2b$ has 1013 been added, allowing use of passwords greater than 256 1014 characters long.</para> 1015 1016 <para revision="264497">The &man.iconv.3; library has been 1017 updated to match NetBSD, providing several bug fixes.</para> 1018 1019 <para revision="265265">The &man.date.1; utility has been 1020 updated to include a new flag, <literal>-R</literal>, which 1021 prints the date and time output as specified in RFC 1022 2822.</para> 1023 1024 <para revision="265533">The &man.bc.1; utility has been updated 1025 to version 1.1, in sync with the version in OpenBSD.</para> 1026 1027 <para revision="265604" contrib="vendor" 1028 vendor="&netflix;">The &man.pmcstat.8; utility has been 1029 updated to include a new flag, <literal>-a</literal>, which 1030 when specified, produces a full stack track on the sampled 1031 points.</para> 1032 1033 <para revision="265701">The &man.netstat.8; and &man.route.8; 1034 utilities have been updated to include a shorthand equivalent 1035 to the <literal>-f inet</literal> and <literal>-f 1036 inet6</literal> address specifiers, <literal>-4</literal> 1037 and <literal>-6</literal>, respectively.</para> 1038 1039 <para revision="265879">The &man.crypt.3; library now defaults 1040 to SHA512 for password hashing.</para> 1041 1042 <para revision="266014">The &man.gvinum.8; utility has been 1043 updated to allow forceful configuration reset with the 1044 <literal>-f</literal> flag. Additionally, a bug that would 1045 prevent <literal>-f</literal> from properly creating 1046 a &man.gvinum.8; configuration has been fixed.</para> 1047 1048 <para revision="266029">The &man.login.conf.5; file now takes 1049 precedence over the shell-specific environment files. In 1050 particular, the <literal>PATH</literal>, 1051 <literal>BLOCKSIZE</literal> variables are commented from 1052 <filename>/usr/share/skel/dot.profile</filename>, and the 1053 <literal>path</literal>, <literal>BLOCKSIZE</literal>, and 1054 <literal>umask</literal> variables have been commented from 1055 <filename>/usr/share/skel/dot.cshrc</filename>.</para> 1056 1057 <para revision="266272">The &man.binmiscctl.8; userland utility 1058 and related image activator features have been merged from 1059 &os;-CURRENT.</para> 1060 1061 <para revision="266279">The &man.ps.1; utility has been 1062 updated to include the <literal>-J</literal> flag, used to 1063 filter output by matching &man.jail.8; IDs and names. 1064 Additionally, argument <literal>0</literal> can be used to 1065 <literal>-J</literal> to only list processes running on the 1066 host system.</para> 1067 1068 <para revision="266280">The &man.top.1; utility has been updated 1069 to filter by &man.jail.8; ID or name, in followup to the 1070 &man.ps.1; change in <literal>r265229</literal>.</para> 1071 1072 <para revision="266610">The &man.gstat.8; utility has been 1073 updated to include a new flag, <literal>-o</literal>. When 1074 set, &man.gstat.8; will display statistics for operations 1075 such as <literal>BIO_FLUSH</literal>.</para> 1076 1077 <para revision="266632">The &man.fetch.3; library has been 1078 updated to look for root <acronym>SSL</acronym> certificates 1079 in <filename class="directory">/usr/local/etc/ssl/</filename> 1080 before <filename 1081 class="directory">/etc/ssl/</filename>.</para> 1082 1083 <para revision="266715">The &man.clang.1;/llvm suite has been 1084 updated to version 3.4.1.</para> 1085 1086 <para revision="266816">The Blowfish password format 1087 has been changed to $2b$ by default.</para> 1088 1089 <para revision="266888">The amount of data collected for 1090 &man.hwpmc.4; has been updated to work with modern processors 1091 and larger amounts of available memory.</para> 1092 1093 <para revision="266890">The &man.pmcstat.8; utility has been 1094 updated to include a new flag, <literal>-l</literal>, which 1095 ends event collection after the specified number of 1096 seconds.</para> 1097 1098 <para revision="266953">The &man.mergemaster.8; utility has 1099 been updated to avoid printing 1100 <quote><filename>/var/tmp/temproot</filename> 1101 disappeared</quote> if there is nothing to compare.</para> 1102 1103 <para revision="267056">The &os; installer, &man.bsdinstall.8;, 1104 has been updated to include optional 1105 &man.geli.8;-encrypted or &man.gmirror.8;-mirrored swap 1106 devices when installing onto a full &man.zfs.8; filesystem. 1107 Additionally, the parent &man.zfs.8; dataset is now configured 1108 with <literal>lz4</literal> compression enabled.</para> 1109 1110 <para revision="267113">The default &man.newsyslog.conf.5; now 1111 includes files in the 1112 <filename>/etc/newsyslog.conf.d/</filename> and 1113 <filename>/usr/local/etc/newsyslog.conf.d/</filename> 1114 directories by default for &man.newsyslog.8;.</para> 1115 1116 <para revision="267161">The &man.realpath.1; utility has been 1117 updated to return <literal>ENOTDIR</literal> on paths 1118 components <quote>.</quote> and <quote>..</quote> that are 1119 not directories, such as <filename 1120 class="directory">/dev/null/.</filename> or <filename 1121 class="directory">/dev/null/..</filename>.</para> 1122 1123 <para revision="267236">A new flag, <quote>onifconsole</quote> 1124 has been added to <filename>/etc/ttys</filename>. This allows 1125 the system to provide a login prompt via serial console if the 1126 device is an active kernel console, otherwise it is equivalent 1127 to <literal>off</literal>.</para> 1128 1129 <para revision="267341">Support for legacy 1130 <acronym>PCI</acronym> devices has been removed from 1131 &man.bhyve.8;.</para> 1132 1133 <para revision="267450">The &man.bhyve.8; userland utility 1134 has been updated to include SMBIOS support. A new flag has 1135 been added, <literal>-U</literal>, which allows specifying the 1136 UUID of the guest in the System Information structure.</para> 1137 1138 <para revision="267734">The &os; Project has migrated 1139 from the <application>GNATS</application> bug tracking system 1140 to <application>Bugzilla</application>. The &man.send-pr.1; 1141 utility used for submitting problem reports has been replaced 1142 with a stub shell script that instructs to use the Bugzilla 1143 web interface.</para> 1144 1145 <para revision="267747">The &man.patch.1; utility has been 1146 updated to include a <literal>--dry-run</literal> flag, which 1147 is equivalent to <literal>--check</literal> and 1148 <literal>-C</literal>.</para> 1149 1150 <para revision="267878">A bug in &man.bsdgrep.1; that would 1151 prevent patterns from being matched under certain conditions 1152 has been fixed.</para> 1153 1154 <para revision="267979">The &man.procstat.1; utility has been 1155 updated to include two new flags, <literal>-r</literal> and 1156 <literal>-H</literal>. When <literal>-r</literal> is 1157 specified, &man.procstat.1; will print current resource usage 1158 about the process(es). When <literal>-H</literal> is 1159 specified, &man.procstat.1; will print information about 1160 threads rather than the process(es).</para> 1161 1162 <note> 1163 <para>The <literal>-H</literal> flag is currently only used 1164 with <literal>-r</literal> to display resource usage for 1165 individual threads, rather than the entire process.</para> 1166 </note> 1167 1168 <para revision="268019">The &man.sed.1; utility has been 1169 updated to include a new flag, <literal>-u</literal>, which 1170 enables unbuffered output when specified.</para> 1171 1172 <para revision="268161">The &man.mkimg.1; utility has been 1173 merged from &os;-CURRENT.</para> 1174 1175 <para revision="268700" contrib="sponsor" 1176 sponsor="&spectralogic;">The &man.camcontrol.8; has been 1177 updated to include a new <literal>persist</literal> command, 1178 which allows issuing <command>SCSI PERSISTENT RESERVE 1179 IN</command> and <command>SCSI PERSISTENT RESERVE 1180 OUT</command>.</para> 1181 1182 <para revision="268791">The &man.gstat.8; utility has been 1183 updated to include a new flag, <literal>-p</literal>, which 1184 displays only physical providers when specified.</para> 1185 1186 <para revision="268903">The &man.kldstat.8; utility has been 1187 updated to allow <literal>-q</literal> to be specified when 1188 also specifying <literal>-n 1189 <replaceable>module.ko</replaceable></literal>.</para> 1190 1191 <para revision="269177">The &man.mkimg.1; utility has been 1192 updated to include support for both fixed- and 1193 dynamically-allocated images for the <acronym>VHD</acronym> 1194 and <acronym>VMDK</acronym> formats.</para> 1195 1196 <para revision="269220">The &man.random.4; entropy collection 1197 script, <filename>/usr/libexec/save-entropy</filename>, no 1198 longer runs within &man.jail.8; environments.</para> 1199 1200 <para revision="269397">The &man.bhyve.8; wrapper script, 1201 <filename>/usr/share/examples/bhyve/vmrun.sh</filename>, 1202 has been synced with &os;-CURRENT.</para> 1203 1204 <para>This update includes:</para> 1205 1206 <itemizedlist> 1207 <listitem> 1208 <para>A new flag, <literal>-e</literal>, has been added, 1209 which is used to set &man.loader.8; environment 1210 variables.</para> 1211 </listitem> 1212 1213 <listitem> 1214 <para>A new flag, <literal>-C</literal>, has been added, 1215 which is used to specify the guest console device.</para> 1216 </listitem> 1217 1218 <listitem> 1219 <para>A new flag, <literal>-H</literal>, has been added, 1220 which is used to pass the host path to 1221 &man.bhyveload.8;.</para> 1222 </listitem> 1223 1224 <listitem> 1225 <para>Support for multiple disk and &man.tap.4; devices 1226 has been added.</para> 1227 </listitem> 1228 1229 <listitem> 1230 <para>The <literal>-I</literal> flag has been 1231 removed.</para> 1232 </listitem> 1233 </itemizedlist> 1234 1235 <para revision="269398">The &man.nfsd.8; server update to 4.1, 1236 adding support for RFC5661, has merged from 1237 &os;-CURRENT.</para> 1238 1239 <para revision="269432" arch="ia64">The serial terminals 1240 <filename>ttyu0</filename> and <filename>ttyu1</filename> have 1241 been updated to <literal>onifconsole</literal> by default in 1242 &man.ttys.5;, which either can be the serial console, 1243 depending on the platform.</para> 1244 1245 <para revision="269800">The &man.ping6.8; utility has been 1246 updated to reset <literal>itimer</literal> when the maximum 1247 number of packets to send have been reached. This prevents 1248 &man.ping6.8; from exiting when the interval in set to a small 1249 value and a low number of packets to send has been 1250 specified.</para> 1251 1252 <para revision="269805">The &man.jail.8; utility has been 1253 updated to support extra &man.ifconfig.8; arguments for the 1254 <literal>ip4.addr</literal> and <literal>ip6.addr</literal> 1255 parameters. This change allows &man.carp.4; interfaces to 1256 be used within the &man.jail.8;.</para> 1257 1258 <para revision="269946">Support for generating and compiling 1259 <acronym>USDT</acronym> <application>DTrace</application> 1260 probes has been improved. <application>DTrace</application> 1261 <acronym>USDT</acronym> files are now handled similar to 1262 &man.lex.1; and &man.yacc.1; files, meaning support for 1263 handling <application>D</application> files as part of the 1264 build process is built into the <literal>SRCS</literal> 1265 &man.make.1; environment variable.</para> 1266 1267 <para revision="269968">The &man.iscsictl.8; utility has been 1268 updated to include a new flag, <literal>-M</literal>, which 1269 allows modifying the <acronym>iSCSI</acronym> session 1270 parameters without requiring the session to be removed and 1271 added back.</para> 1272 1273 <para revision="270043">The &man.mount.nfs.8; utility has been 1274 updated to support specifying the NFS version as 1275 a <literal>key=<replaceable>value</replaceable></literal> pair 1276 argument to the <literal>-o</literal> flag. For example, to 1277 specify NFS version 4, the syntax to use is 1278 <literal>-o vers=4</literal>.</para> 1279 1280 <para revision="270242" contrib="sponsor" 1281 sponsor="&spectralogic;">The &man.devd.8; client socket type 1282 has been changed to <literal>SOCK_SEQPACKET</literal>, 1283 providing sequential packet support.</para> 1284 1285 <para revision="270401">Support for the <quote>account</quote> 1286 facility has been added to the &man.pam.group.8; 1287 module.</para> 1288 1289 <para revision="270890">The &man.pathchk.1; utility has been 1290 updated to ensure bytes greater than or equal to 128 are 1291 considered non-portable.</para> 1292 1293 <para revision="270997" contrib="vendor" vendor="&freenas;">The 1294 &man.zdb.8; utility is now included in the set of applications 1295 installed in the <filename 1296 class="directory">/rescue</filename> environment, making it 1297 possible to examine &man.zfs.8; filesystems when <filename 1298 class="directory">/usr</filename> is unavailable.</para> 1299 1300 <para>Several <literal>libc</literal> improvements have been 1301 merged from illumos™ and &apple;, providing better 1302 internationalization support and &posix; compliance.</para> 1303 1304 <para revision="271967">Support for adding empty partitions has 1305 been added to the &man.mkimg.1; utility.</para> 1306 1307 <sect3 xml:id="rc-scripts"> 1308 <title><filename>/etc/rc.d</filename> Scripts</title> 1309 1310 <para revision="264438">The <filename>network.subr</filename> 1311 &man.rc.8; script has been updated to loosen the requirement 1312 of listing network aliases in numeric order. Previously, 1313 a network alias of 1314 <literal>_alias<replaceable>2</replaceable></literal> 1315 would not be created if 1316 <literal>_alias<replaceable>1</replaceable></literal> was 1317 not defined.</para> 1318 1319 <para revision="268098">The &man.service.8; utility has been 1320 updated to check that the &man.rc.d.8; directory exists 1321 before traversing the directory.</para> 1322 1323 <para revision="259141">A regression introduced in 1324 &os; 10.0-RELEASE that would prevent proper IPv6 1325 allocation via the &man.jail.8; &man.rc.8; startup script 1326 has been fixed.</para> 1327 1328 <para revision="264438">The &man.rc.8; restriction requiring 1329 &man.mdconfig.8; devices defined in &man.rc.conf.5; to be 1330 listed sequentially has been removed.</para> 1331 1332 <para revision="262566">The &man.sshd.8; &man.rc.d.8; startup 1333 script now generates <literal>ED25519</literal> &man.sshd.8; 1334 host keys if keys do not already exist when 1335 <literal>ssh_keygen_alg()</literal> is invoked.</para> 1336 1337 <para revision="271095">Support for &man.vt.4; keyboard maps 1338 has been added to the <filename>syscons</filename> 1339 &man.rc.d.8; startup script.</para> 1340 1341 <para revision="271260">Support for subdirectories within 1342 <filename 1343 class="directory">/etc/rc.conf.d/<replaceable>service</replaceable>/</filename> 1344 has been added the &man.rc.d.8;. This allows creating 1345 separate configuration files for services such as 1346 <filename>netif</filename>, for example, where each network 1347 interface can have a separate configuration file.</para> 1348 </sect3> 1349 </sect2> 1350 1351 <sect2 xml:id="contrib"> 1352 <title>Contributed Software</title> 1353 1354 <para revision="263285">The &man.xz.1; utility has been updated 1355 to a post-5.0.5 snapshot.</para> 1356 1357 <para revision="264377"><application>OpenSSH</application> has 1358 been updated to version 6.6p1.</para> 1359 1360 <para revision="264911">The &man.nc.1; utility has been updated 1361 to match the version in OpenBSD 5.5.</para> 1362 1363 <para revision="266692"><application>Sendmail</application> 1364 has been updated to 8.14.9.</para> 1365 1366 <para revision="268515">The &man.file.1; utility and 1367 &man.libmagic.3; library have been updated to 5.19.</para> 1368 1369 <para revision="268899">The &man.byacc.1; parser has been 1370 updated to version 20140422.</para> 1371 1372 <para revision="269024" contrib="sponsor" 1373 sponsor="&darpa_afrl;">The &man.lldb.1; debugging library has 1374 been updated to the r202189 snapshot.</para> 1375 1376 <para revision="269257">The &man.unbound.8; caching resolver and 1377 <literal>ldns</literal> have been updated to version 1378 1.4.22.</para> 1379 1380 <para revision="269686"><application>OpenSSL</application> has 1381 been updated to version 1.0.1i.</para> 1382 1383 <para revision="269847">The <quote>lite</quote> version of 1384 <application>Subversion</application> included in the 1385 &os; base system and its dependencies have been 1386 updated:</para> 1387 1388 <itemizedlist> 1389 <listitem> 1390 <para><application>apr</application> has been 1391 updated to version 1.5.1.</para> 1392 </listitem> 1393 1394 <listitem> 1395 <para><application>apr-util</application> has been 1396 updated to version 1.5.3.</para> 1397 </listitem> 1398 1399 <listitem> 1400 <para><application>serf</application> has been 1401 updated to version 1.3.7.</para> 1402 </listitem> 1403 1404 <listitem> 1405 <para><application>svnlite</application> has been 1406 updated to version 1.8.10.</para> 1407 </listitem> 1408 </itemizedlist> 1409 1410 <para revision="270026">The &man.nvi.1; editor has been 1411 update to version 2.1.2-c80f493b038.</para> 1412 1413 <para revision="270031">The &man.fparseln.3; library has 1414 been updated to version 1.7.</para> 1415 1416 <para revision="270415">The <application>lukemftpd</application> 1417 <acronym>FTP</acronym> server has been removed from the 1418 &os; base system.</para> 1419 1420 <para revision="270817">The timezone database has been updated 1421 to version tzdata2014f.</para> 1422 </sect2> 1423 1424 <sect2 xml:id="ports"> 1425 <title>Ports/Packages Collection Infrastructure</title> 1426 1427 <para> </para> 1428 1429 </sect2> 1430 1431 <sect2 xml:id="releng"> 1432 <title>Release Engineering and Integration</title> 1433 1434 <para revision="263028">The &man.services.mkdb.8; utility has 1435 been updated to include endianness awareness, allowing the 1436 <filename>services.db</filename> database to be created as 1437 part of the release build, regardless of native- or 1438 cross-built releases.</para> 1439 1440 <para revision="271470" contrib="sponsor" sponsor="&ff;">The 1441 <filename class="directory">release/</filename> scripts have 1442 been updated to produce <acronym>UEFI</acronym>-capable and 1443 <acronym>BIOS</acronym>-capable CD-ROM ISOs as well as memory 1444 stick images for the &os;/&arch.amd64; architecture.</para> 1445 </sect2> 1446 1447 <sect2 xml:id="doc"> 1448 <title>Documentation</title> 1449 1450 <para> </para> 1451 1452 </sect2> 1453 </sect1> 1454 1455 <sect1 xml:id="upgrade"> 1456 <title>Upgrading from Previous Releases of &os;</title> 1457 1458 <para arch="amd64,i386">Binary upgrades between RELEASE versions 1459 (and snapshots of the various security branches) are supported 1460 using the &man.freebsd-update.8; utility. The binary upgrade 1461 procedure will update unmodified userland utilities, as well as 1462 unmodified <filename>GENERIC</filename> kernel distributed as 1463 a part of an official &os; release. The &man.freebsd-update.8; 1464 utility requires that the host being upgraded have Internet 1465 connectivity.</para> 1466 1467 <para>Source-based upgrades (those based on recompiling the &os; 1468 base system from source code) from previous versions are 1469 supported, according to the instructions in 1470 <filename>/usr/src/UPDATING</filename>.</para> 1471 1472 <important> 1473 <para>Upgrading &os; should only be attempted after 1474 backing up <emphasis>all</emphasis> data and configuration 1475 files.</para> 1476 </important> 1477 </sect1> 1478</article> 1479