article.xml revision 271276
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 271276 2014-09-08 15:42:45Z 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 <sect3 xml:id="kernel-virtualization"> 234 <title>Virtualization Support</title> 235 236 <para revision="259450">Support for µsoft; Hyper-V 237 has been added to &os;/i386 as loadable modules, however 238 not available in the <filename>GENERIC</filename> kernel 239 configuration.</para> 240 241 <para revision="261090">The &man.bhyve.4; hypervisor now 242 supports soft power-off functionality via the ACPI S5 243 state.</para> 244 245 <para revision="267399">Support for &os;/i386 guests has been 246 added to &man.bhyve.4;.</para> 247 248 <para revision="267427">Support for virtualized 249 <literal>XSAVE</literal> has been added to &man.bhyve.4;, 250 allowing guest operating systems to use 251 <literal>XSAVE</literal> and 252 <literal>XSAVE</literal>-enabled features, such as 253 <acronym>AVX</acronym>.</para> 254 255 <para revision="268932">The &man.bhyve.4; hypervisor now 256 supports booting from a &man.zfs.8; filesystem.</para> 257 258 <para revision="268933">A new driver, &man.virtio_random.4;, 259 has been added, which allows &os; virtual machines to 260 harvest entropy from the hypervisor.</para> 261 262 <para revision="270159">The &man.bhyve.4; hypervisor has been 263 synced with the version in &os;-CURRENT.</para> 264 265 <para>A number of enhancements have been added, and several 266 bug fixes, including:</para> 267 268 <itemizedlist> 269 <listitem> 270 <para>Post-mortem debugging has been added when 271 a guest virtual machine exits with an 272 <quote><acronym>EPT</acronym> Misconfiguration</quote> 273 error.</para> 274 </listitem> 275 276 <listitem> 277 <para>The hypervisor &man.virtio.4; <acronym>API</acronym> 278 has been expanded from 32- to 64-bit.</para> 279 </listitem> 280 281 <listitem> 282 <para>Support for identifying capabilities of the virtual 283 <acronym>CPU</acronym> has been added.</para> 284 </listitem> 285 286 <listitem> 287 <para>Support for emulating legacy x86 task 288 switching has been added.</para> 289 </listitem> 290 291 <listitem> 292 <para>Support to list the VT-x features in base kernel 293 &man.dmesg.8; has been added.</para> 294 </listitem> 295 296 <listitem> 297 <para>Support for extended PCI configuration space 298 has been added.</para> 299 </listitem> 300 </itemizedlist> 301 </sect3> 302 303 <sect3 xml:id="kernel-arm"> 304 <title>ARM Support</title> 305 306 <para revision="259355">The <filename>WANDBOARD</filename> 307 kernel configuration file has been added.</para> 308 309 <para revision="265067">Boot devices may now be specified by 310 setting a u-boot environment variable. If a boot device is 311 not specified, the probe mechanism will be used. To specify 312 the boot device, set the 313 <literal>loaderdev=<replaceable>device</replaceable></literal> 314 u-boot environment variable.</para> 315 316 <para revision="266000">The <literal>nexus(4)</literal> driver 317 has been updated to include <quote>Flattened Device 318 Tree</quote> support, replacing the &man.fdtbus.4; driver 319 in most cases.</para> 320 321 <para revision="266105">The &man.gpioiic.4; and 322 &man.gpioled.4; have been merged from &os;-CURRENT.</para> 323 324 <para>Support for hardware floating point was added to the 325 kernel, and enabled by default in the configuration files 326 for all platforms that contain the required hardware.</para> 327 328 <para><application>C++</application> exception handling now 329 works with <application>GCC</application>.</para> 330 331 <para>Support for <acronym>SMP</acronym> was added to the 332 kernel, and enabled by default in the configuration files 333 for all platforms that contain multi-core CPUs.</para> 334 335 <para>Support was added for:</para> 336 337 <itemizedlist> 338 <listitem> 339 <para>CHROMEBOOK (Samsung Exynos 5250)</para> 340 </listitem> 341 342 <listitem> 343 <para>COLIBRI (Freescale Vybrid)</para> 344 </listitem> 345 346 <listitem> 347 <para>COSMIC (Freescale Vybrid)</para> 348 </listitem> 349 350 <listitem> 351 <para>IMX53-QSB (Freescale i.MX53)</para> 352 </listitem> 353 354 <listitem> 355 <para>QUARTZ (Freescale Vybrid)</para> 356 </listitem> 357 358 <listitem> 359 <para>RADXA (Rockchip rk30xx)</para> 360 </listitem> 361 362 <listitem> 363 <para>WANDBOARD (Freescale i.MX6)</para> 364 </listitem> 365 </itemizedlist> 366 367 <para>An <acronym>I2C</acronym> driver was added for 368 the RaspberryPi.</para> 369 370 <para>Drivers have been added to support <acronym>TI</acronym> 371 platforms, such as BEAGLEBONE and PANDABOARD:</para> 372 373 <itemizedlist> 374 <listitem> 375 <para>PRUSS (Programmable Realtime Unit Subsystem)</para> 376 </listitem> 377 378 <listitem> 379 <para>MBOX (Mailbox hardware)</para> 380 </listitem> 381 382 <listitem> 383 <para>SDHCI (new faster driver for 384 <acronym>MMC</acronym>/<acronym>SD</acronym> 385 storage)</para> 386 </listitem> 387 388 <listitem> 389 <para>PPS (Pulse Per Second input on a 390 <acronym>GPIO</acronym>/timer pin)</para> 391 </listitem> 392 393 <listitem> 394 <para>PWM (Pulse Width Modulation output)</para> 395 </listitem> 396 397 <listitem> 398 <para>ADC (Analog to Digital converter)</para> 399 </listitem> 400 </itemizedlist> 401 </sect3> 402 403 <sect3 xml:id="boot"> 404 <title>Boot Loader Changes</title> 405 406 <para revision="262701">A kernel selection menu has been added 407 to &man.loader.8;. If the <quote>beastie menu</quote> is 408 enabled, the kernel to boot may be selected from the kernel 409 selection menu. Additional kernels may be listed in 410 &man.loader.conf.5; as a comma- or space-separated list. By 411 default, <literal>kernel</literal> and 412 <literal>kernel.old</literal> are listed.</para> 413 414 <para revision="271130" contrib="sponsor" sponsor="&ff;">The 415 <filename class="directory">sys/boot/</filename> sources 416 have been rearranged, moving &man.libstand.3; to a directory 417 indicating the library is built as 32-bit.</para> 418 419 <para revision="271135" contrib="sponsor" sponsor="&ff;">The 420 &man.libstand.3; library has been updated to produce 421 a 64-bit shared library for the &os;/&arch.amd64; and 422 &os;/&arch.powerpc64; architectures.</para> 423 424 <para revision="271135" contrib="sponsor" 425 sponsor="&ff;">Initial support for <acronym>UEFI</acronym> 426 boot has been added.</para> 427 428 <para revision="271136" contrib="sponsor" sponsor="&ff;">Three 429 new files are installed to <filename 430 class="directory">/boot</filename>, supporting 431 <acronym>UEFI</acronym> boot:</para> 432 433 <itemizedlist> 434 <listitem> 435 <para><filename>boot1.efi</filename>: The 436 <acronym>UEFI</acronym> first stage bootstrap 437 file.</para> 438 </listitem> 439 440 <listitem> 441 <para><filename>boot1.efifat</filename>: 442 A <acronym>FAT</acronym> filesystem image containing 443 an <acronym>EFI</acronym> system partition.</para> 444 </listitem> 445 446 <listitem> 447 <para><filename>loader.efi</filename>: The third stage 448 bootstrap file.</para> 449 </listitem> 450 </itemizedlist> 451 </sect3> 452 453 <sect3 xml:id="proc"> 454 <title>Hardware Support</title> 455 456 <para> </para> 457 458 <sect4 xml:id="mm"> 459 <title>Multimedia Support</title> 460 461 <para> </para> 462 463 </sect4> 464 465 <sect4 xml:id="net-if"> 466 <title>Network Interface Support</title> 467 468 <para revision="259453">Support for Ralink RT5370 and 469 RT5372 chipsets has been added to the &man.run.4; 470 driver.</para> 471 472 <para revision="260120">Firmware for the &man.run.4; driver 473 has been updated to version 0.33.</para> 474 475 <para revision="261868">Support for the Ralink RT3593 476 chipset has been added to the &man.run.4; driver.</para> 477 478 <para revision="261972">The &man.nve.4; driver is now 479 deprecated, and the &man.nfe.4; driver should be used 480 instead.</para> 481 482 <para revision="262137">Support for the &man.axge.4; driver 483 has been added. This driver supports the ASIX AX88178A 484 and AX88179 USB ethernet adapters. The AX88178A supports 485 USB 2.0, and the AX88179 supports USB 2.0 and 3.0.</para> 486 487 <para revision="262363">The &man.urndis.4; driver has been 488 imported from OpenBSD.</para> 489 490 <para revision="264866">Support for multiple 491 transmitter/receiver queues has been added to the 492 &man.vmx.4; driver.</para> 493 494 <note> 495 <para>The &os; guest operating system must have 496 <acronym>MSIX</acronym> enabled as a prerequisite for 497 multiple queues.</para> 498 </note> 499 500 <para revision="265345">Support for the ASUS USB-N10 Nano 501 wireless card has been added to the &man.urtwn.4; 502 driver.</para> 503 504 <para revision="266212">Transmission checksum offloading has 505 been disabled for the RTL8168C and RTL8168CP chipsets in 506 the &man.re.4; driver for TCP and UDP frames. This is 507 due to a report of UDP datagrams with IP options 508 generating corrupt frames.</para> 509 510 <para revision="266578">Preliminary support has been added 511 to the &man.urtwn.4; driver for the Realtek RTL8188EUS and 512 RTL8188ETV chipsets.</para> 513 514 <para revision="267694">A bug in the fast receiver buffer 515 recycle path has been fixed in the &man.cxgbe.4; 516 driver.</para> 517 518 <para revision="267849" contrib="vendor" 519 vendor="&chelsio;">The bundled &man.cxgbe.4; firmware for 520 T4 and T5 cards has been updated to version 521 1.11.27.0.</para> 522 523 <para revision="269196">The &man.em.4; driver has been 524 updated to version 7.4.2.</para> 525 526 <para revision="269975">The &man.ixgbe.4; tunables have been 527 renamed to match their &man.sysctl.8; counterparts:</para> 528 529 <informaltable frame="none" pgwide="0"> 530 <tgroup cols="2"> 531 <colspec colwidth="1*"/> 532 <colspec colwidth="1*"/> 533 <thead> 534 <row> 535 <entry>Old Name</entry> 536 <entry>New Name</entry> 537 </row> 538 </thead> 539 540 <tbody> 541 <row> 542 <entry><literal>hw.ixgbe.enable_aim</literal></entry> 543 <entry><literal>hw.ix.enable_aim</literal></entry> 544 </row> 545 546 <row> 547 <entry><literal>hw.ixgbe.max_interrupt_rate</literal></entry> 548 <entry><literal>hw.ix.max_interrupt_rate</literal></entry> 549 </row> 550 551 <row> 552 <entry><literal>hw.ixgbe.rx_process_limit</literal></entry> 553 <entry><literal>hw.ix.rx_process_limit</literal></entry> 554 </row> 555 556 <row> 557 <entry><literal>hw.ixgbe.tx_process_limit</literal></entry> 558 <entry><literal>hw.ix.tx_process_limit</literal></entry> 559 </row> 560 561 <row> 562 <entry><literal>hw.ixgbe.enable_msix</literal></entry> 563 <entry><literal>hw.ix.enable_msix</literal></entry> 564 </row> 565 566 <row> 567 <entry><literal>hw.ixgbe.num_queues</literal></entry> 568 <entry><literal>hw.ix.num_queues</literal></entry> 569 </row> 570 571 <row> 572 <entry><literal>hw.ixgbe.txd</literal></entry> 573 <entry><literal>hw.ix.txd</literal></entry> 574 </row> 575 576 <row> 577 <entry><literal>hw.ixgbe.rxd</literal></entry> 578 <entry><literal>hw.ix.rxd</literal></entry> 579 </row> 580 581 <row> 582 <entry><literal>hw.ixgbe.unsupported_sfp</literal></entry> 583 <entry><literal>hw.ix.unsupported_sfp</literal></entry> 584 </row> 585 </tbody> 586 </tgroup> 587 </informaltable> 588 589 <para>Be sure to update &man.loader.conf.5; if using the 590 old tunables before upgrading to 591 &os; &release.current;.</para> 592 593 <para revision="270061">The &man.if.nf10bmac.4; driver has 594 been merged from &os;-CURRENT to support the NetFPGA-10G 595 Embedded CPU Ethernet Core.</para> 596 597 <para revision="270297">The &man.cxgbe.4; driver has been 598 updated to support &man.netmap.4; for the T5 10G/40G 599 cards.</para> 600 601 <para revision="270509">The &man.vtnet.4; driver has been 602 updated to support &man.netmap.4;.</para> 603 604 <para revision="270514">The &man.urtwn.4; driver has been 605 updated to support the ASUS USB-AC51 wireless card.</para> 606 607 <para revision="270631">The &intel; XL710 ethernet 608 controller driver, <literal>ixlv(4)</literal>, has been 609 merged from &os;-CURRENT.</para> 610 </sect4> 611 </sect3> 612 613 <sect3 xml:id="net-proto"> 614 <title>Network Protocols</title> 615 616 <para revision="265946">Support for the UDP-Lite protocol 617 (RFC 3828) has been added to the IPv4 and IPv6 618 stacks.</para> 619 620 <para revision="267771">A bug in &man.sctp.4; that would allow 621 two listening sockets bound to the same port has been 622 fixed.</para> 623 624 <para contrib="sponsor" sponsor="&ix;">Kernel RPC code, which 625 is a base of NFS server took multiple optimizations, that 626 significantly improved its performance and 627 <acronym>SMP</acronym> scapability.</para> 628 629 <para revision="269065" contrib="sponsor" sponsor="&ff;">The 630 <acronym>iSCSI</acronym> initiator has been updated to 631 support redirection handling when an 632 <acronym>iSCSI</acronym> device is configured with multiple 633 <acronym>IP</acronym> addresses across different network 634 interfaces. Previously, clients connecting to 635 such <acronym>iSCSI</acronym> devices could require 636 additional client-side configuration.</para> 637 638 <para revision="265523" contrib="sponsor" sponsor="&ff;">A new 639 &man.sysctl.8;, 640 <literal>kern.iscsi.fail_on_disconnection</literal>, has 641 been added, which allows <acronym>iSCSI</acronym> clients to 642 remove the attached disk device when the connection to the 643 target is dropped, where previously I/O would stop until the 644 connection is restored.</para> 645 646 <para revision="265524" contrib="sponsor" sponsor="&ff;">The 647 <acronym>iSCSI</acronym> transmit code has been optimized 648 to coalesce <acronym>PDUs</acronym> and avoid lock 649 contention.</para> 650 651 <para revision="265524" contrib="sponsor" 652 sponsor="&ix;">Several performance optimizations have been 653 made to the <acronym>iSCSI</acronym> subsystem, including 654 deferring wakeup until enough data has been received to 655 read or write a file, reducing <acronym>CPU</acronym> usage 656 and throughput performance with large I/O workloads.</para> 657 658 <para revision="263720" contrib="sponsor" 659 sponsor="&ff;">Support for hostname- and IP-based access 660 restriction has been added to the <acronym>iSCSI</acronym> 661 &man.ctld.8; daemon.</para> 662 </sect3> 663 664 <sect3 xml:id="disks"> 665 <title>Disks and Storage</title> 666 667 <para revision="260385" contrib="sponsor" sponsor="&ix;">The 668 &man.geom.4; subsystem has been updated to support I/O 669 direct dispatch. When safety requirements are met, it 670 enables avoiding passing I/O requests to GEOM 671 <literal>g_up</literal>/<literal>g_down</literal> thread, 672 executing them directly in the caller context, avoiding 673 CPU bottlenecks in 674 <literal>g_up</literal>/<literal>g_down</literal> threads, 675 plus avoid several context switches per I/O.</para> 676 677 <para revision="260385" contrib="sponsor" sponsor="&ix;">The 678 &man.geom.4; RAID driver has been 679 updated to support unmapped I/O.</para> 680 681 <para revision="260387" contrib="sponsor" sponsor="&ix;">The 682 &man.cam.4; subsystem has been updated to support 683 finer-grained locking, direct dispatch and multi-queue, 684 which combined with &man.geom.4; direct dispatch, reduces 685 lock congestion and improves <acronym>SMP</acronym> 686 scalability of the SCSI/ATA stack.</para> 687 688 <para revision="260478">The &man.geom.8; 689 <literal>GEOM_MULTIPATH</literal> class has been updated to 690 support automatic live partition resizing.</para> 691 692 <para revision="260857">The &man.virtio_blk.4; driver has been 693 updated to support unmapped I/O.</para> 694 695 <para revision="260858">The &man.virtio_scsi.4; driver has 696 been updated to support unmapped I/O.</para> 697 698 <para revision="264522">Support for LUN-based CD changers has 699 been removed from the &man.cd.4; driver.</para> 700 701 <para revision="264732">Support for 702 <literal>BIO_DELETE</literal> has been added to &man.zfs.8; 703 <literal>zvol</literal> volumes.</para> 704 705 <para revision="264734">Support for 9th generation HP host bus 706 adapter cards has been added to &man.ciss.4;.</para> 707 708 <para revision="265388" contrib="sponsor" sponsor="&lsi;">The 709 &man.mpr.4; device has been added, 710 providing support for LSI Fusion-MPT 3 12Gb SCSI/SATA 711 controllers.</para> 712 713 <para revision="265678">A new <literal>zvol</literal> property 714 <literal>volmode</literal> and &man.sysctl.8; 715 <literal>vfs.zfs.vol.mode</literal> has been added to allow 716 switching <literal>zvol</literal> between three different 717 ways of exposing it to a user: <literal>geom</literal>, 718 <literal>dev</literal> and <literal>none</literal>.</para> 719 720 <para revision="265922" contrib="sponsor" sponsor="&lsi;">The 721 &man.mrsas.4; driver has been added, providing support for 722 LSI MegaRAID SAS controllers. The &man.mfi.4; driver will 723 attach to the controller, by default. To enable 724 &man.mrsas.4; add <literal>hw.mfi.mrsas_enable=1</literal> 725 to <filename>/boot/loader.conf</filename>, which turns off 726 &man.mfi.4; device probing.</para> 727 728 <note> 729 <para>At this time, the &man.mfiutil.8; utility and the &os; 730 version of <application>MegaCLI</application> and 731 <application>StorCli</application> do not work with 732 &man.mrsas.4;.</para> 733 </note> 734 735 <para revision="266608">Fixed accounting of 736 <literal>BIO_FLUSH</literal> operation in &man.geom.8; 737 <literal>GEOM_DISK</literal> class</para> 738 739 <para revision="266610">The &man.gstat.8; utility now has an 740 <literal>-o</literal> option, to display 741 <quote>other</quote> operations, such as 742 <literal>BIO_FLUSH</literal>.</para> 743 744 <para revision="267084">The &man.mfi.4; driver has been 745 updated to include support for unmapped I/O.</para> 746 747 <para revision="267457">The &man.hpt27xx.4; driver has been 748 updated with various vendor-supplied bug fixes.</para> 749 750 <para revision="270130" contrib="sponsor" 751 sponsor="&citrix.rd;">Support for unmapped I/O has been 752 added to the &man.xen.4; <literal>blkfront</literal> 753 driver.</para> 754 755 <para revision="259328" contrib="sponsor" sponsor="&ff;">The 756 &man.geom.8; <literal>label</literal> class is now aware of 757 resized partitions. This corrects an issue where 758 <command>geom resize</command> would resize the partition, 759 but the label provider in <filename 760 class="directory">/dev/gptid/</filename> would not be 761 resized.</para> 762 763 <para revision="260502">The &man.gmirror.8; 764 utility now has a <literal>resize</literal> command, making 765 it easier to resize the size of a mirror when all of its 766 components have been replaced.</para> 767 768 <para revision="262967">Support for MegaRAID Fury cards has 769 been added to the &man.mfi.4; driver.</para> 770 771 <para revision="263024">The &man.aacraid.4; driver has been 772 updated to version 3.2.5.</para> 773 774 <para revision="265536">The <literal>GEOM_VINUM</literal> 775 option is now able to be built both directly into the kernel 776 or as a &man.kldload.8; loadable module.</para> 777 778 <para revision="265912">The &man.geom.8; 779 <literal>GEOM_PART</literal> class has been updated to 780 support automatic partition resizing. Changes to the 781 partition size are not saved to disk until 782 <command>gpart commit</command> is run, and prior to saving, 783 can be reverted with <command>gpart undo</command>.</para> 784 785 <para revision="266220">The &man.geom.uncompress.4; module is 786 built by default which, similar to &man.geom.uzip.4;, 787 provides support for compressed, read-only disk 788 images.</para> 789 790 <para revision="268091">Support for the 791 <literal>disklabel64</literal> partitioning scheme has been 792 added to &man.gpart.8;.</para> 793 794 <para revision="270552">A new &man.sysctl.8; and 795 &man.loader.8; tunable, 796 <literal>kern.geom.part.mbr.enforce_chs</literal> has been 797 added to the &man.geom.8; <literal>MBR</literal> partition 798 class. When set to a non-zero value, 799 <literal>GEOM_PART_MBR</literal> will automatically 800 recalculate the user-specified offset and size for alignment 801 with the disk geometry.</para> 802 803 <para contrib="sponsor" sponsor="&ix;">Many improvements to 804 the CAM Target Layer (CTL):</para> 805 <itemizedlist> 806 <listitem> 807 <para>Support for <literal>UNMAP</literal>, <literal>WRITE 808 SAME</literal>, <literal>COMPARE AND WRITE</literal>, 809 <literal>XCOPY</literal> and some other SCSI commands 810 was added to support VMWare VAAI and Microsoft ODX 811 storage acceleration.</para> 812 </listitem> 813 <listitem> 814 <para revision="265642">The 815 <literal>READ</literal>/<literal>WRITE</literal> size 816 limitations were removed by supporting multiple 817 data moves per command.</para> 818 </listitem> 819 <listitem> 820 <para revision="268556">Finer-grained per-LUN locking and 821 multiple worker threads for better 822 <acronym>SMP</acronym> scapability.</para> 823 </listitem> 824 <listitem> 825 <para revision="269297">Memory consumption reduced by 826 several times by disabling some never used 827 functionality.</para> 828 </listitem> 829 <listitem> 830 <para revision="269298">The maximum number of 831 <acronym>SCSI</acronym> ports increased from 32 to 832 128</para> 833 </listitem> 834 <listitem> 835 <para revision="269429">Improved <literal>zvol</literal> 836 integration for better performance.</para> 837 </listitem> 838 </itemizedlist> 839 840 <para revision="270810" contrib="vendor" 841 vendor="&highpoint;">The &man.hptnr.4; driver has been 842 updated to version 1.0.1.</para> 843 844 <para revision="271234">The &man.mrsas.4; driver has been 845 added to the <filename>GENERIC</filename> kernel 846 configuration on &arch.amd64; and &arch.i386; 847 architectures.</para> 848 </sect3> 849 850 <sect3 xml:id="fs"> 851 <title>File Systems</title> 852 853 <para revision="260338">The 854 <literal>vfs.zfs.zio.use_uma</literal> &man.sysctl.8; has 855 been re-enabled. On multi-CPU machines with enough RAM, 856 this can easily double &man.zfs.8; performance or reduce CPU 857 usage in half. It was originally disabled due to memory and 858 <acronym>KVA</acronym> exhaustion problem reports, which 859 should be resolved due to several change in the VM 860 subsystem.</para> 861 862 <para revision="260178" contrib="vendor" 863 vendor="&netflix;">A new flag, <literal>-R</literal>, 864 has been added to the &man.fsck.ffs.8; utility. When used, 865 &man.fsck.ffs.8; will restart itself when too many critical 866 errors have been detected.</para> 867 868 <para revision="263407">The &man.zfs.8; filesystem has been 869 updated to implement <quote>bookmarks</quote>. See 870 &man.zfs.8; for further details.</para> 871 872 <para revision="266122">The &man.zfs.8; filesystem has been 873 updated to allow tuning the minimum <quote>ashift</quote> 874 value when creating new top-level virtual devices (vdevs). 875 To set the minimum ashift value, for example when creating 876 a &man.zpool.8; on <quote>Advanced Format</quote> drives, 877 set the <literal>vfs.zfs.min_auto_ashift</literal> 878 &man.sysctl.8; accordingly.</para> 879 880 <para revision="266612">The <literal>libzfs</literal> thread 881 pool <acronym>API</acronym> has been imported from 882 OpenSolaris, and adapted for &os;. This change allows 883 parallel disk scanning, which can reduce &man.zpool.8; 884 overall import time in some workloads.</para> 885 886 <para revision="269651">The &man.restore.8; utility has been 887 updated to prevent assertion failures when restoring 888 a <acronym>UFS</acronym> filesystem dump to 889 a <acronym>ZFS</acronym> filesystem by writing restored 890 files in block sizes that are a multiple of 1024.</para> 891 892 <para revision="269774">Two &man.sysctl.8;s have been added 893 to the &man.zfs.8; filesystem:</para> 894 895 <itemizedlist> 896 <listitem> 897 <para> 898 <literal>vfs.zfs.mg_fragmentation_threshold</literal>: The 899 percentage of the metaslab group size that should be 900 considered eligible for allocation, unless all metaslab 901 groups within the metaslab class have also crossed this 902 threshold.</para> 903 </listitem> 904 905 <listitem> 906 <para> 907 <literal>vfs.zfs.metaslab.fragmentation_threshold</literal>: The 908 maximum percentage of metaslab fragmentation level to 909 keep their active state</para> 910 </listitem> 911 </itemizedlist> 912 913 <para revision="269846">The default &man.zfs.8; 914 <acronym>ARC</acronym> hash table size has been increased, 915 and a new &man.loader.8; tunable, 916 <literal>vfs.zfs.arc_average_blocksize</literal>, has been 917 added. Previously, the hash table could be too small, which 918 would lead to long hash chains and limit performance for 919 cached reads. The 920 <literal>vfs.zfs.arc_average_blocksize</literal> tunable 921 allows overriding the default block size. The previous 922 default was 65536, and default of the new &man.loader.8; 923 tunable is 8192.</para> 924 925 <para revision="270157">The Fast File System 926 (<acronym>FFS</acronym>) has been updated to support 927 multi-threaded soft updates. Previously, soft updates were 928 handled by a single thread, and as of this change, now have 929 one thread per <acronym>FFS</acronym> mountpoint.</para> 930 931 <para revision="270892" contrib="sponsor" sponsor="&ff;">The 932 new filesystem automount facility, &man.autofs.5;, has been 933 merged from &os;-CURRENT. The new &man.autofs.5; facility 934 is similar to that found in other &unix;-like operating 935 systems, such as OS X™ and Solaris™. The 936 &man.autofs.5; facility uses a &sun;-compatible 937 &man.auto.master.5; configuration file, and is administered 938 with the &man.automount.8; userland utility, and the 939 &man.automountd.8; and &man.autounmountd.8; daemons.</para> 940 </sect3> 941 </sect2> 942 943 <sect2 xml:id="userland"> 944 <title>Userland Changes</title> 945 946 <para revision="260177" contrib="sponsor" 947 sponsor="&netflix;">A new flag is added to &man.camcontrol.8;, 948 <literal>-b</literal>, which outputs the existing buses and 949 their parents.</para> 950 951 <para revision="262075">The &man.newsyslog.8; utility has been 952 updated to rotate files based on the actual file size instead 953 of the blocks on disk. This matches the behavior documented 954 in &man.newsyslog.conf.5;.</para> 955 956 <para revision="262384">The location of the &man.rctl.8; 957 configuration file can now be overridden in &man.rc.conf.5;. 958 To use a non-default location, set 959 <literal>rctl_rules</literal> in &man.rc.conf.5; to the 960 location of the file.</para> 961 962 <para revision="262855">The <application>ATF</application> test 963 suite has been updated to version 0.20. The test suite is 964 disabled by default in &os; 10.1, and can be enabled by 965 adding <literal>WITH_TESTS=yes</literal> to 966 &man.src.conf.5;.</para> 967 968 <para revision="263019">The <literal>libucl</literal> library 969 (Unified Configuration Library) has been merged from 970 &os;-CURRENT.</para> 971 972 <para revision="263020">The &man.pkg.7; bootstrapping utility 973 has been synced with the version in &os;-CURRENT.</para> 974 975 <para revision="263403">The &man.zfs.8; userland utility has 976 been updated to include aliases for 977 <command>snapshot</command>, which allows use of <command>zfs 978 list -t snap</command> and <command>zfs 979 snap</command>.</para> 980 981 <para revision="263405">The &man.zfs.8; userland utility has 982 been updated to include a new flag to <command>zfs 983 list</command>, <literal>-p</literal>, which when specified, 984 prints the output in a parsable format.</para> 985 986 <para revision="263783">The Blowfish password format 987 implementation updated. Support for $2b$ has 988 been added, allowing use of passwords greater than 256 989 characters long.</para> 990 991 <para revision="264497">The &man.iconv.3; library has been 992 updated to match NetBSD, providing several bug fixes.</para> 993 994 <para revision="265265">The &man.date.1; utility has been 995 updated to include a new flag, <literal>-R</literal>, which 996 prints the date and time output as specified in RFC 997 2822.</para> 998 999 <para revision="265533">The &man.bc.1; utility has been updated 1000 to version 1.1, in sync with the version in OpenBSD.</para> 1001 1002 <para revision="265604" contrib="vendor" 1003 vendor="&netflix;">The &man.pmcstat.8; utility has been 1004 updated to include a new flag, <literal>-a</literal>, which 1005 when specified, produces a full stack track on the sampled 1006 points.</para> 1007 1008 <para revision="265701">The &man.netstat.8; and &man.route.8; 1009 utilities have been updated to include a shorthand equivalent 1010 to the <literal>-f inet</literal> and <literal>-f 1011 inet6</literal> address specifiers, <literal>-4</literal> 1012 and <literal>-6</literal>, respectively.</para> 1013 1014 <para revision="265879">The &man.crypt.3; library now defaults 1015 to SHA512 for password hashing.</para> 1016 1017 <para revision="266014">The &man.gvinum.8; utility has been 1018 updated to allow forceful configuration reset with the 1019 <literal>-f</literal> flag. Additionally, a bug that would 1020 prevent <literal>-f</literal> from properly creating 1021 a &man.gvinum.8; configuration has been fixed.</para> 1022 1023 <para revision="266029">The &man.login.conf.5; file now takes 1024 precedence over the shell-specific environment files. In 1025 particular, the <literal>PATH</literal>, 1026 <literal>BLOCKSIZE</literal> variables are commented from 1027 <filename>/usr/share/skel/dot.profile</filename>, and the 1028 <literal>path</literal>, <literal>BLOCKSIZE</literal>, and 1029 <literal>umask</literal> variables have been commented from 1030 <filename>/usr/share/skel/dot.cshrc</filename>.</para> 1031 1032 <para revision="266272">The &man.binmiscctl.8; userland utility 1033 and related image activator features have been merged from 1034 &os;-CURRENT.</para> 1035 1036 <para revision="266279">The &man.ps.1; utility has been 1037 updated to include the <literal>-J</literal> flag, used to 1038 filter output by matching &man.jail.8; IDs and names. 1039 Additionally, argument <literal>0</literal> can be used to 1040 <literal>-J</literal> to only list processes running on the 1041 host system.</para> 1042 1043 <para revision="266280">The &man.top.1; utility has been updated 1044 to filter by &man.jail.8; ID or name, in followup to the 1045 &man.ps.1; change in <literal>r265229</literal>.</para> 1046 1047 <para revision="266610">The &man.gstat.8; utility has been 1048 updated to include a new flag, <literal>-o</literal>. When 1049 set, &man.gstat.8; will display statistics for operations 1050 such as <literal>BIO_FLUSH</literal>.</para> 1051 1052 <para revision="266632">The &man.fetch.3; library has been 1053 updated to look for root <acronym>SSL</acronym> certificates 1054 in <filename class="directory">/usr/local/etc/ssl/</filename> 1055 before <filename 1056 class="directory">/etc/ssl/</filename>.</para> 1057 1058 <para revision="266715">The &man.clang.1;/llvm suite has been 1059 updated to version 3.4.1.</para> 1060 1061 <para revision="266816">The Blowfish password format 1062 has been changed to $2b$ by default.</para> 1063 1064 <para revision="266888">The amount of data collected for 1065 &man.hwpmc.4; has been updated to work with modern processors 1066 and larger amounts of available memory.</para> 1067 1068 <para revision="266890">The &man.pmcstat.8; utility has been 1069 updated to include a new flag, <literal>-l</literal>, which 1070 ends event collection after the specified number of 1071 seconds.</para> 1072 1073 <para revision="266953">The &man.mergemaster.8; utility has 1074 been updated to avoid printing 1075 <quote><filename>/var/tmp/temproot</filename> 1076 disappeared</quote> if there is nothing to compare.</para> 1077 1078 <para revision="267056">The &os; installer, &man.bsdinstall.8;, 1079 has been updated to include optional 1080 &man.geli.8;-encrypted or &man.gmirror.8;-mirrored swap 1081 devices when installing onto a full &man.zfs.8; filesystem. 1082 Additionally, the parent &man.zfs.8; dataset is now configured 1083 with <literal>lz4</literal> compression enabled.</para> 1084 1085 <para revision="267113">The default &man.newsyslog.conf.5; now 1086 includes files in the 1087 <filename>/etc/newsyslog.conf.d/</filename> and 1088 <filename>/usr/local/etc/newsyslog.conf.d/</filename> 1089 directories by default for &man.newsyslog.8;.</para> 1090 1091 <para revision="267161">The &man.realpath.1; utility has been 1092 updated to return <literal>ENOTDIR</literal> on paths 1093 components <quote>.</quote> and <quote>..</quote> that are 1094 not directories, such as <filename 1095 class="directory">/dev/null/.</filename> or <filename 1096 class="directory">/dev/null/..</filename>.</para> 1097 1098 <para revision="267236">A new flag, <quote>onifconsole</quote> 1099 has been added to <filename>/etc/ttys</filename>. This allows 1100 the system to provide a login prompt via serial console if the 1101 device is an active kernel console, otherwise it is equivalent 1102 to <literal>off</literal>.</para> 1103 1104 <para revision="267341">Support for legacy 1105 <acronym>PCI</acronym> devices has been removed from 1106 &man.bhyve.8;.</para> 1107 1108 <para revision="267450">The &man.bhyve.8; userland utility 1109 has been updated to include SMBIOS support. A new flag has 1110 been added, <literal>-U</literal>, which allows specifying the 1111 UUID of the guest in the System Information structure.</para> 1112 1113 <para revision="267734">The &os; Project has migrated 1114 from the <application>GNATS</application> bug tracking system 1115 to <application>Bugzilla</application>. The &man.send-pr.1; 1116 utility used for submitting problem reports has been replaced 1117 with a stub shell script that instructs to use the Bugzilla 1118 web interface.</para> 1119 1120 <para revision="267747">The &man.patch.1; utility has been 1121 updated to include a <literal>--dry-run</literal> flag, which 1122 is equivalent to <literal>--check</literal> and 1123 <literal>-C</literal>.</para> 1124 1125 <para revision="267878">A bug in &man.bsdgrep.1; that would 1126 prevent patterns from being matched under certain conditions 1127 has been fixed.</para> 1128 1129 <para revision="267979">The &man.procstat.1; utility has been 1130 updated to include two new flags, <literal>-r</literal> and 1131 <literal>-H</literal>. When <literal>-r</literal> is 1132 specified, &man.procstat.1; will print current resource usage 1133 about the process(es). When <literal>-H</literal> is 1134 specified, &man.procstat.1; will print information about 1135 threads rather than the process(es).</para> 1136 1137 <note> 1138 <para>The <literal>-H</literal> flag is currently only used 1139 with <literal>-r</literal> to display resource usage for 1140 individual threads, rather than the entire process.</para> 1141 </note> 1142 1143 <para revision="268019">The &man.sed.1; utility has been 1144 updated to include a new flag, <literal>-u</literal>, which 1145 enables unbuffered output when specified.</para> 1146 1147 <para revision="268161">The &man.mkimg.1; utility has been 1148 merged from &os;-CURRENT.</para> 1149 1150 <para revision="268700" contrib="sponsor" 1151 sponsor="&spectralogic;">The &man.camcontrol.8; has been 1152 updated to include a new <literal>persist</literal> command, 1153 which allows issuing <command>SCSI PERSISTENT RESERVE 1154 IN</command> and <command>SCSI PERSISTENT RESERVE 1155 OUT</command>.</para> 1156 1157 <para revision="268791">The &man.gstat.8; utility has been 1158 updated to include a new flag, <literal>-p</literal>, which 1159 displays only physical providers when specified.</para> 1160 1161 <para revision="268903">The &man.kldstat.8; utility has been 1162 updated to allow <literal>-q</literal> to be specified when 1163 also specifying <literal>-n 1164 <replaceable>module.ko</replaceable></literal>.</para> 1165 1166 <para revision="269177">The &man.mkimg.1; utility has been 1167 updated to include support for both fixed- and 1168 dynamically-allocated images for the <acronym>VHD</acronym> 1169 and <acronym>VMDK</acronym> formats.</para> 1170 1171 <para revision="269220">The &man.random.4; entropy collection 1172 script, <filename>/usr/libexec/save-entropy</filename>, no 1173 longer runs within &man.jail.8; environments.</para> 1174 1175 <para revision="269397">The &man.bhyve.8; wrapper script, 1176 <filename>/usr/share/examples/bhyve/vmrun.sh</filename>, 1177 has been synced with &os;-CURRENT.</para> 1178 1179 <para>This update includes:</para> 1180 1181 <itemizedlist> 1182 <listitem> 1183 <para>A new flag, <literal>-e</literal>, has been added, 1184 which is used to set &man.loader.8; environment 1185 variables.</para> 1186 </listitem> 1187 1188 <listitem> 1189 <para>A new flag, <literal>-C</literal>, has been added, 1190 which is used to specify the guest console device.</para> 1191 </listitem> 1192 1193 <listitem> 1194 <para>A new flag, <literal>-H</literal>, has been added, 1195 which is used to pass the host path to 1196 &man.bhyveload.8;.</para> 1197 </listitem> 1198 1199 <listitem> 1200 <para>Support for multiple disk and &man.tap.4; devices 1201 has been added.</para> 1202 </listitem> 1203 1204 <listitem> 1205 <para>The <literal>-I</literal> flag has been 1206 removed.</para> 1207 </listitem> 1208 </itemizedlist> 1209 1210 <para revision="269398">The &man.nfsd.8; server update to 4.1, 1211 adding support for RFC5661, has merged from 1212 &os;-CURRENT.</para> 1213 1214 <para revision="269432" arch="ia64">The serial terminals 1215 <filename>ttyu0</filename> and <filename>ttyu1</filename> have 1216 been updated to <literal>onifconsole</literal> by default in 1217 &man.ttys.5;, which either can be the serial console, 1218 depending on the platform.</para> 1219 1220 <para revision="269800">The &man.ping6.8; utility has been 1221 updated to reset <literal>itimer</literal> when the maximum 1222 number of packets to send have been reached. This prevents 1223 &man.ping6.8; from exiting when the interval in set to a small 1224 value and a low number of packets to send has been 1225 specified.</para> 1226 1227 <para revision="269805">The &man.jail.8; utility has been 1228 updated to support extra &man.ifconfig.8; arguments for the 1229 <literal>ip4.addr</literal> and <literal>ip6.addr</literal> 1230 parameters. This change allows &man.carp.4; interfaces to 1231 be used within the &man.jail.8;.</para> 1232 1233 <para revision="269946">Support for generating and compiling 1234 <acronym>USDT</acronym> <application>DTrace</application> 1235 probes has been improved. <application>DTrace</application> 1236 <acronym>USDT</acronym> files are now handled similar to 1237 &man.lex.1; and &man.yacc.1; files, meaning support for 1238 handling <application>D</application> files as part of the 1239 build process is built into the <literal>SRCS</literal> 1240 &man.make.1; environment variable.</para> 1241 1242 <para revision="269968">The &man.iscsictl.8; utility has been 1243 updated to include a new flag, <literal>-M</literal>, which 1244 allows modifying the <acronym>iSCSI</acronym> session 1245 parameters without requiring the session to be removed and 1246 added back.</para> 1247 1248 <para revision="270043">The &man.mount.nfs.8; utility has been 1249 updated to support specifying the NFS version as 1250 a <literal>key=<replaceable>value</replaceable></literal> pair 1251 argument to the <literal>-o</literal> flag. For example, to 1252 specify NFS version 4, the syntax to use is 1253 <literal>-o vers=4</literal>.</para> 1254 1255 <para revision="270242" contrib="sponsor" 1256 sponsor="&spectralogic;">The &man.devd.8; client socket type 1257 has been changed to <literal>SOCK_SEQPACKET</literal>, 1258 providing sequential packet support.</para> 1259 1260 <para revision="270401">Support for the <quote>account</quote> 1261 facility has been added to the &man.pam.group.8; 1262 module.</para> 1263 1264 <para revision="270890">The &man.pathchk.1; utility has been 1265 updated to ensure bytes greater than or equal to 128 are 1266 considered non-portable.</para> 1267 1268 <para revision="270997" contrib="vendor" vendor="&freenas;">The 1269 &man.zdb.8; utility is now included in the set of applications 1270 installed in the <filename 1271 class="directory">/rescue</filename> environment, making it 1272 possible to examine &man.zfs.8; filesystems when <filename 1273 class="directory">/usr</filename> is unavailable.</para> 1274 1275 <para>Several <literal>libc</literal> improvements have been 1276 merged from illumos™ and &apple;, providing better 1277 internationalization support and &posix; compliance.</para> 1278 1279 <sect3 xml:id="rc-scripts"> 1280 <title><filename>/etc/rc.d</filename> Scripts</title> 1281 1282 <para revision="264438">The <filename>network.subr</filename> 1283 &man.rc.8; script has been updated to loosen the requirement 1284 of listing network aliases in numeric order. Previously, 1285 a network alias of 1286 <literal>_alias<replaceable>2</replaceable></literal> 1287 would not be created if 1288 <literal>_alias<replaceable>1</replaceable></literal> was 1289 not defined.</para> 1290 1291 <para revision="268098">The &man.service.8; utility has been 1292 updated to check that the &man.rc.d.8; directory exists 1293 before traversing the directory.</para> 1294 1295 <para revision="259141">A regression introduced in 1296 &os; 10.0-RELEASE that would prevent proper IPv6 1297 allocation via the &man.jail.8; &man.rc.8; startup script 1298 has been fixed.</para> 1299 1300 <para revision="264438">The &man.rc.8; restriction requiring 1301 &man.mdconfig.8; devices defined in &man.rc.conf.5; to be 1302 listed sequentially has been removed.</para> 1303 1304 <para revision="262566">The &man.sshd.8; &man.rc.d.8; startup 1305 script now generates <literal>ED25519</literal> &man.sshd.8; 1306 host keys if keys do not already exist when 1307 <literal>ssh_keygen_alg()</literal> is invoked.</para> 1308 1309 <para revision="271095">Support for &man.vt.4; keyboard maps 1310 has been added to the <filename>syscons</filename> 1311 &man.rc.d.8; startup script.</para> 1312 1313 <para revision="271260">Support for subdirectories within 1314 <filename 1315 class="directory">/etc/rc.conf.d/<replaceable>service</replaceable>/</filename> 1316 has been added the &man.rc.d.8;. This allows creating 1317 separate configuration files for services such as 1318 <filename>netif</filename>, for example, where each network 1319 interface can have a separate configuration file.</para> 1320 </sect3> 1321 </sect2> 1322 1323 <sect2 xml:id="contrib"> 1324 <title>Contributed Software</title> 1325 1326 <para revision="263285">The &man.xz.1; utility has been updated 1327 to a post-5.0.5 snapshot.</para> 1328 1329 <para revision="264377"><application>OpenSSH</application> has 1330 been updated to version 6.6p1.</para> 1331 1332 <para revision="264911">The &man.nc.1; utility has been updated 1333 to match the version in OpenBSD 5.5.</para> 1334 1335 <para revision="266692"><application>Sendmail</application> 1336 has been updated to 8.14.9.</para> 1337 1338 <para revision="268515">The &man.file.1; utility and 1339 &man.libmagic.3; library have been updated to 5.19.</para> 1340 1341 <para revision="268899">The &man.byacc.1; parser has been 1342 updated to version 20140422.</para> 1343 1344 <para revision="269024" contrib="sponsor" 1345 sponsor="&darpa_afrl;">The &man.lldb.1; debugging library has 1346 been updated to the r202189 snapshot.</para> 1347 1348 <para revision="269257">The &man.unbound.8; caching resolver and 1349 <literal>ldns</literal> have been updated to version 1350 1.4.22.</para> 1351 1352 <para revision="269686"><application>OpenSSL</application> has 1353 been updated to version 1.0.1i.</para> 1354 1355 <para revision="269847">The <quote>lite</quote> version of 1356 <application>Subversion</application> included in the 1357 &os; base system and its dependencies have been 1358 updated:</para> 1359 1360 <itemizedlist> 1361 <listitem> 1362 <para><application>apr</application> has been 1363 updated to version 1.5.1.</para> 1364 </listitem> 1365 1366 <listitem> 1367 <para><application>apr-util</application> has been 1368 updated to version 1.5.3.</para> 1369 </listitem> 1370 1371 <listitem> 1372 <para><application>serf</application> has been 1373 updated to version 1.3.7.</para> 1374 </listitem> 1375 1376 <listitem> 1377 <para><application>svnlite</application> has been 1378 updated to version 1.8.10.</para> 1379 </listitem> 1380 </itemizedlist> 1381 1382 <para revision="270026">The &man.nvi.1; editor has been 1383 update to version 2.1.2-c80f493b038.</para> 1384 1385 <para revision="270031">The &man.fparseln.3; library has 1386 been updated to version 1.7.</para> 1387 1388 <para revision="270415">The <application>lukemftpd</application> 1389 <acronym>FTP</acronym> server has been removed from the 1390 &os; base system.</para> 1391 1392 <para revision="270817">The timezone database has been updated 1393 to version tzdata2014f.</para> 1394 </sect2> 1395 1396 <sect2 xml:id="ports"> 1397 <title>Ports/Packages Collection Infrastructure</title> 1398 1399 <para> </para> 1400 1401 </sect2> 1402 1403 <sect2 xml:id="releng"> 1404 <title>Release Engineering and Integration</title> 1405 1406 <para revision="263028">The &man.services.mkdb.8; utility has 1407 been updated to include endianness awareness, allowing the 1408 <filename>services.db</filename> database to be created as 1409 part of the release build, regardless of native- or 1410 cross-built releases.</para> 1411 </sect2> 1412 1413 <sect2 xml:id="doc"> 1414 <title>Documentation</title> 1415 1416 <para> </para> 1417 1418 </sect2> 1419 </sect1> 1420 1421 <sect1 xml:id="upgrade"> 1422 <title>Upgrading from Previous Releases of &os;</title> 1423 1424 <para arch="amd64,i386">Binary upgrades between RELEASE versions 1425 (and snapshots of the various security branches) are supported 1426 using the &man.freebsd-update.8; utility. The binary upgrade 1427 procedure will update unmodified userland utilities, as well as 1428 unmodified <filename>GENERIC</filename> kernel distributed as 1429 a part of an official &os; release. The &man.freebsd-update.8; 1430 utility requires that the host being upgraded have Internet 1431 connectivity.</para> 1432 1433 <para>Source-based upgrades (those based on recompiling the &os; 1434 base system from source code) from previous versions are 1435 supported, according to the instructions in 1436 <filename>/usr/src/UPDATING</filename>.</para> 1437 1438 <important> 1439 <para>Upgrading &os; should only be attempted after 1440 backing up <emphasis>all</emphasis> data and configuration 1441 files.</para> 1442 </important> 1443 </sect1> 1444</article> 1445