article.xml revision 271271
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 271271 2014-09-08 14:59:57Z 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 </sect3> 658 659 <sect3 xml:id="disks"> 660 <title>Disks and Storage</title> 661 662 <para revision="260385" contrib="sponsor" sponsor="&ix;">The 663 &man.geom.4; subsystem has been updated to support I/O 664 direct dispatch. When safety requirements are met, it 665 enables avoiding passing I/O requests to GEOM 666 <literal>g_up</literal>/<literal>g_down</literal> thread, 667 executing them directly in the caller context, avoiding 668 CPU bottlenecks in 669 <literal>g_up</literal>/<literal>g_down</literal> threads, 670 plus avoid several context switches per I/O.</para> 671 672 <para revision="260385" contrib="sponsor" sponsor="&ix;">The 673 &man.geom.4; RAID driver has been 674 updated to support unmapped I/O.</para> 675 676 <para revision="260387" contrib="sponsor" sponsor="&ix;">The 677 &man.cam.4; subsystem has been updated to support 678 finer-grained locking, direct dispatch and multi-queue, 679 which combined with &man.geom.4; direct dispatch, reduces 680 lock congestion and improves <acronym>SMP</acronym> 681 scalability of the SCSI/ATA stack.</para> 682 683 <para revision="260478">The &man.geom.8; 684 <literal>GEOM_MULTIPATH</literal> class has been updated to 685 support automatic live partition resizing.</para> 686 687 <para revision="260857">The &man.virtio_blk.4; driver has been 688 updated to support unmapped I/O.</para> 689 690 <para revision="260858">The &man.virtio_scsi.4; driver has 691 been updated to support unmapped I/O.</para> 692 693 <para revision="264522">Support for LUN-based CD changers has 694 been removed from the &man.cd.4; driver.</para> 695 696 <para revision="264732">Support for 697 <literal>BIO_DELETE</literal> has been added to &man.zfs.8; 698 <literal>zvol</literal> volumes.</para> 699 700 <para revision="264734">Support for 9th generation HP host bus 701 adapter cards has been added to &man.ciss.4;.</para> 702 703 <para revision="265388" contrib="sponsor" sponsor="&lsi;">The 704 &man.mpr.4; device has been added, 705 providing support for LSI Fusion-MPT 3 12Gb SCSI/SATA 706 controllers.</para> 707 708 <para revision="265678">A new <literal>zvol</literal> property 709 <literal>volmode</literal> and &man.sysctl.8; 710 <literal>vfs.zfs.vol.mode</literal> has been added to allow 711 switching <literal>zvol</literal> between three different 712 ways of exposing it to a user: <literal>geom</literal>, 713 <literal>dev</literal> and <literal>none</literal>.</para> 714 715 <para revision="265922" contrib="sponsor" sponsor="&lsi;">The 716 &man.mrsas.4; driver has been added, providing support for 717 LSI MegaRAID SAS controllers. The &man.mfi.4; driver will 718 attach to the controller, by default. To enable 719 &man.mrsas.4; add <literal>hw.mfi.mrsas_enable=1</literal> 720 to <filename>/boot/loader.conf</filename>, which turns off 721 &man.mfi.4; device probing.</para> 722 723 <note> 724 <para>At this time, the &man.mfiutil.8; utility and the &os; 725 version of <application>MegaCLI</application> and 726 <application>StorCli</application> do not work with 727 &man.mrsas.4;.</para> 728 </note> 729 730 <para revision="266608">Fixed accounting of 731 <literal>BIO_FLUSH</literal> operation in &man.geom.8; 732 <literal>GEOM_DISK</literal> class</para> 733 734 <para revision="266610">The &man.gstat.8; utility now has an 735 <literal>-o</literal> option, to display 736 <quote>other</quote> operations, such as 737 <literal>BIO_FLUSH</literal>.</para> 738 739 <para revision="267084">The &man.mfi.4; driver has been 740 updated to include support for unmapped I/O.</para> 741 742 <para revision="267457">The &man.hpt27xx.4; driver has been 743 updated with various vendor-supplied bug fixes.</para> 744 745 <para revision="270130" contrib="sponsor" 746 sponsor="&citrix.rd;">Support for unmapped I/O has been 747 added to the &man.xen.4; <literal>blkfront</literal> 748 driver.</para> 749 750 <para revision="259328" contrib="sponsor" sponsor="&ff;">The 751 &man.geom.8; <literal>label</literal> class is now aware of 752 resized partitions. This corrects an issue where 753 <command>geom resize</command> would resize the partition, 754 but the label provider in <filename 755 class="directory">/dev/gptid/</filename> would not be 756 resized.</para> 757 758 <para revision="260502">The &man.gmirror.8; 759 utility now has a <literal>resize</literal> command, making 760 it easier to resize the size of a mirror when all of its 761 components have been replaced.</para> 762 763 <para revision="262967">Support for MegaRAID Fury cards has 764 been added to the &man.mfi.4; driver.</para> 765 766 <para revision="263024">The &man.aacraid.4; driver has been 767 updated to version 3.2.5.</para> 768 769 <para revision="265536">The <literal>GEOM_VINUM</literal> 770 option is now able to be built both directly into the kernel 771 or as a &man.kldload.8; loadable module.</para> 772 773 <para revision="265912">The &man.geom.8; 774 <literal>GEOM_PART</literal> class has been updated to 775 support automatic partition resizing. Changes to the 776 partition size are not saved to disk until 777 <command>gpart commit</command> is run, and prior to saving, 778 can be reverted with <command>gpart undo</command>.</para> 779 780 <para revision="266220">The &man.geom.uncompress.4; module is 781 built by default which, similar to &man.geom.uzip.4;, 782 provides support for compressed, read-only disk 783 images.</para> 784 785 <para revision="268091">Support for the 786 <literal>disklabel64</literal> partitioning scheme has been 787 added to &man.gpart.8;.</para> 788 789 <para revision="270552">A new &man.sysctl.8; and 790 &man.loader.8; tunable, 791 <literal>kern.geom.part.mbr.enforce_chs</literal> has been 792 added to the &man.geom.8; <literal>MBR</literal> partition 793 class. When set to a non-zero value, 794 <literal>GEOM_PART_MBR</literal> will automatically 795 recalculate the user-specified offset and size for alignment 796 with the disk geometry.</para> 797 798 <para contrib="sponsor" sponsor="&ix;">Many improvements to 799 the CAM Target Layer (CTL):</para> 800 <itemizedlist> 801 <listitem> 802 <para>Support for <literal>UNMAP</literal>, <literal>WRITE 803 SAME</literal>, <literal>COMPARE AND WRITE</literal>, 804 <literal>XCOPY</literal> and some other SCSI commands 805 was added to support VMWare VAAI and Microsoft ODX 806 storage acceleration.</para> 807 </listitem> 808 <listitem> 809 <para revision="265642">The 810 <literal>READ</literal>/<literal>WRITE</literal> size 811 limitations were removed by supporting multiple 812 data moves per command.</para> 813 </listitem> 814 <listitem> 815 <para revision="268556">Finer-grained per-LUN locking and 816 multiple worker threads for better 817 <acronym>SMP</acronym> scapability.</para> 818 </listitem> 819 <listitem> 820 <para revision="269297">Memory consumption reduced by 821 several times by disabling some never used 822 functionality.</para> 823 </listitem> 824 <listitem> 825 <para revision="269298">The maximum number of 826 <acronym>SCSI</acronym> ports increased from 32 to 827 128</para> 828 </listitem> 829 <listitem> 830 <para revision="269429">Improved <literal>zvol</literal> 831 integration for better performance.</para> 832 </listitem> 833 </itemizedlist> 834 835 <para revision="270810" contrib="vendor" 836 vendor="&highpoint;">The &man.hptnr.4; driver has been 837 updated to version 1.0.1.</para> 838 </sect3> 839 840 <sect3 xml:id="fs"> 841 <title>File Systems</title> 842 843 <para revision="260338">The 844 <literal>vfs.zfs.zio.use_uma</literal> &man.sysctl.8; has 845 been re-enabled. On multi-CPU machines with enough RAM, 846 this can easily double &man.zfs.8; performance or reduce CPU 847 usage in half. It was originally disabled due to memory and 848 <acronym>KVA</acronym> exhaustion problem reports, which 849 should be resolved due to several change in the VM 850 subsystem.</para> 851 852 <para revision="260178" contrib="vendor" 853 vendor="&netflix;">A new flag, <literal>-R</literal>, 854 has been added to the &man.fsck.ffs.8; utility. When used, 855 &man.fsck.ffs.8; will restart itself when too many critical 856 errors have been detected.</para> 857 858 <para revision="263407">The &man.zfs.8; filesystem has been 859 updated to implement <quote>bookmarks</quote>. See 860 &man.zfs.8; for further details.</para> 861 862 <para revision="266122">The &man.zfs.8; filesystem has been 863 updated to allow tuning the minimum <quote>ashift</quote> 864 value when creating new top-level virtual devices (vdevs). 865 To set the minimum ashift value, for example when creating 866 a &man.zpool.8; on <quote>Advanced Format</quote> drives, 867 set the <literal>vfs.zfs.min_auto_ashift</literal> 868 &man.sysctl.8; accordingly.</para> 869 870 <para revision="266612">The <literal>libzfs</literal> thread 871 pool <acronym>API</acronym> has been imported from 872 OpenSolaris, and adapted for &os;. This change allows 873 parallel disk scanning, which can reduce &man.zpool.8; 874 overall import time in some workloads.</para> 875 876 <para revision="269651">The &man.restore.8; utility has been 877 updated to prevent assertion failures when restoring 878 a <acronym>UFS</acronym> filesystem dump to 879 a <acronym>ZFS</acronym> filesystem by writing restored 880 files in block sizes that are a multiple of 1024.</para> 881 882 <para revision="269774">Two &man.sysctl.8;s have been added 883 to the &man.zfs.8; filesystem:</para> 884 885 <itemizedlist> 886 <listitem> 887 <para> 888 <literal>vfs.zfs.mg_fragmentation_threshold</literal>: The 889 percentage of the metaslab group size that should be 890 considered eligible for allocation, unless all metaslab 891 groups within the metaslab class have also crossed this 892 threshold.</para> 893 </listitem> 894 895 <listitem> 896 <para> 897 <literal>vfs.zfs.metaslab.fragmentation_threshold</literal>: The 898 maximum percentage of metaslab fragmentation level to 899 keep their active state</para> 900 </listitem> 901 </itemizedlist> 902 903 <para revision="269846">The default &man.zfs.8; 904 <acronym>ARC</acronym> hash table size has been increased, 905 and a new &man.loader.8; tunable, 906 <literal>vfs.zfs.arc_average_blocksize</literal>, has been 907 added. Previously, the hash table could be too small, which 908 would lead to long hash chains and limit performance for 909 cached reads. The 910 <literal>vfs.zfs.arc_average_blocksize</literal> tunable 911 allows overriding the default block size. The previous 912 default was 65536, and default of the new &man.loader.8; 913 tunable is 8192.</para> 914 915 <para revision="270157">The Fast File System 916 (<acronym>FFS</acronym>) has been updated to support 917 multi-threaded soft updates. Previously, soft updates were 918 handled by a single thread, and as of this change, now have 919 one thread per <acronym>FFS</acronym> mountpoint.</para> 920 921 <para revision="270892" contrib="sponsor" sponsor="&ff;">The 922 new filesystem automount facility, &man.autofs.5;, has been 923 merged from &os;-CURRENT. The new &man.autofs.5; facility 924 is similar to that found in other &unix;-like operating 925 systems, such as OS X™ and Solaris™. The 926 &man.autofs.5; facility uses a &sun;-compatible 927 &man.auto.master.5; configuration file, and is administered 928 with the &man.automount.8; userland utility, and the 929 &man.automountd.8; and &man.autounmountd.8; daemons.</para> 930 </sect3> 931 </sect2> 932 933 <sect2 xml:id="userland"> 934 <title>Userland Changes</title> 935 936 <para revision="260177" contrib="sponsor" 937 sponsor="&netflix;">A new flag is added to &man.camcontrol.8;, 938 <literal>-b</literal>, which outputs the existing buses and 939 their parents.</para> 940 941 <para revision="262075">The &man.newsyslog.8; utility has been 942 updated to rotate files based on the actual file size instead 943 of the blocks on disk. This matches the behavior documented 944 in &man.newsyslog.conf.5;.</para> 945 946 <para revision="262384">The location of the &man.rctl.8; 947 configuration file can now be overridden in &man.rc.conf.5;. 948 To use a non-default location, set 949 <literal>rctl_rules</literal> in &man.rc.conf.5; to the 950 location of the file.</para> 951 952 <para revision="262855">The <application>ATF</application> test 953 suite has been updated to version 0.20. The test suite is 954 disabled by default in &os; 10.1, and can be enabled by 955 adding <literal>WITH_TESTS=yes</literal> to 956 &man.src.conf.5;.</para> 957 958 <para revision="263019">The <literal>libucl</literal> library 959 (Unified Configuration Library) has been merged from 960 &os;-CURRENT.</para> 961 962 <para revision="263020">The &man.pkg.7; bootstrapping utility 963 has been synced with the version in &os;-CURRENT.</para> 964 965 <para revision="263403">The &man.zfs.8; userland utility has 966 been updated to include aliases for 967 <command>snapshot</command>, which allows use of <command>zfs 968 list -t snap</command> and <command>zfs 969 snap</command>.</para> 970 971 <para revision="263405">The &man.zfs.8; userland utility has 972 been updated to include a new flag to <command>zfs 973 list</command>, <literal>-p</literal>, which when specified, 974 prints the output in a parsable format.</para> 975 976 <para revision="263783">The Blowfish password format 977 implementation updated. Support for $2b$ has 978 been added, allowing use of passwords greater than 256 979 characters long.</para> 980 981 <para revision="264497">The &man.iconv.3; library has been 982 updated to match NetBSD, providing several bug fixes.</para> 983 984 <para revision="265265">The &man.date.1; utility has been 985 updated to include a new flag, <literal>-R</literal>, which 986 prints the date and time output as specified in RFC 987 2822.</para> 988 989 <para revision="265533">The &man.bc.1; utility has been updated 990 to version 1.1, in sync with the version in OpenBSD.</para> 991 992 <para revision="265604" contrib="vendor" 993 vendor="&netflix;">The &man.pmcstat.8; utility has been 994 updated to include a new flag, <literal>-a</literal>, which 995 when specified, produces a full stack track on the sampled 996 points.</para> 997 998 <para revision="265701">The &man.netstat.8; and &man.route.8; 999 utilities have been updated to include a shorthand equivalent 1000 to the <literal>-f inet</literal> and <literal>-f 1001 inet6</literal> address specifiers, <literal>-4</literal> 1002 and <literal>-6</literal>, respectively.</para> 1003 1004 <para revision="265879">The &man.crypt.3; library now defaults 1005 to SHA512 for password hashing.</para> 1006 1007 <para revision="266014">The &man.gvinum.8; utility has been 1008 updated to allow forceful configuration reset with the 1009 <literal>-f</literal> flag. Additionally, a bug that would 1010 prevent <literal>-f</literal> from properly creating 1011 a &man.gvinum.8; configuration has been fixed.</para> 1012 1013 <para revision="266029">The &man.login.conf.5; file now takes 1014 precedence over the shell-specific environment files. In 1015 particular, the <literal>PATH</literal>, 1016 <literal>BLOCKSIZE</literal> variables are commented from 1017 <filename>/usr/share/skel/dot.profile</filename>, and the 1018 <literal>path</literal>, <literal>BLOCKSIZE</literal>, and 1019 <literal>umask</literal> variables have been commented from 1020 <filename>/usr/share/skel/dot.cshrc</filename>.</para> 1021 1022 <para revision="266272">The &man.binmiscctl.8; userland utility 1023 and related image activator features have been merged from 1024 &os;-CURRENT.</para> 1025 1026 <para revision="266279">The &man.ps.1; utility has been 1027 updated to include the <literal>-J</literal> flag, used to 1028 filter output by matching &man.jail.8; IDs and names. 1029 Additionally, argument <literal>0</literal> can be used to 1030 <literal>-J</literal> to only list processes running on the 1031 host system.</para> 1032 1033 <para revision="266280">The &man.top.1; utility has been updated 1034 to filter by &man.jail.8; ID or name, in followup to the 1035 &man.ps.1; change in <literal>r265229</literal>.</para> 1036 1037 <para revision="266610">The &man.gstat.8; utility has been 1038 updated to include a new flag, <literal>-o</literal>. When 1039 set, &man.gstat.8; will display statistics for operations 1040 such as <literal>BIO_FLUSH</literal>.</para> 1041 1042 <para revision="266632">The &man.fetch.3; library has been 1043 updated to look for root <acronym>SSL</acronym> certificates 1044 in <filename class="directory">/usr/local/etc/ssl/</filename> 1045 before <filename 1046 class="directory">/etc/ssl/</filename>.</para> 1047 1048 <para revision="266715">The &man.clang.1;/llvm suite has been 1049 updated to version 3.4.1.</para> 1050 1051 <para revision="266816">The Blowfish password format 1052 has been changed to $2b$ by default.</para> 1053 1054 <para revision="266888">The amount of data collected for 1055 &man.hwpmc.4; has been updated to work with modern processors 1056 and larger amounts of available memory.</para> 1057 1058 <para revision="266890">The &man.pmcstat.8; utility has been 1059 updated to include a new flag, <literal>-l</literal>, which 1060 ends event collection after the specified number of 1061 seconds.</para> 1062 1063 <para revision="266953">The &man.mergemaster.8; utility has 1064 been updated to avoid printing 1065 <quote><filename>/var/tmp/temproot</filename> 1066 disappeared</quote> if there is nothing to compare.</para> 1067 1068 <para revision="267056">The &os; installer, &man.bsdinstall.8;, 1069 has been updated to include optional 1070 &man.geli.8;-encrypted or &man.gmirror.8;-mirrored swap 1071 devices when installing onto a full &man.zfs.8; filesystem. 1072 Additionally, the parent &man.zfs.8; dataset is now configured 1073 with <literal>lz4</literal> compression enabled.</para> 1074 1075 <para revision="267113">The default &man.newsyslog.conf.5; now 1076 includes files in the 1077 <filename>/etc/newsyslog.conf.d/</filename> and 1078 <filename>/usr/local/etc/newsyslog.conf.d/</filename> 1079 directories by default for &man.newsyslog.8;.</para> 1080 1081 <para revision="267161">The &man.realpath.1; utility has been 1082 updated to return <literal>ENOTDIR</literal> on paths 1083 components <quote>.</quote> and <quote>..</quote> that are 1084 not directories, such as <filename 1085 class="directory">/dev/null/.</filename> or <filename 1086 class="directory">/dev/null/..</filename>.</para> 1087 1088 <para revision="267236">A new flag, <quote>onifconsole</quote> 1089 has been added to <filename>/etc/ttys</filename>. This allows 1090 the system to provide a login prompt via serial console if the 1091 device is an active kernel console, otherwise it is equivalent 1092 to <literal>off</literal>.</para> 1093 1094 <para revision="267341">Support for legacy 1095 <acronym>PCI</acronym> devices has been removed from 1096 &man.bhyve.8;.</para> 1097 1098 <para revision="267450">The &man.bhyve.8; userland utility 1099 has been updated to include SMBIOS support. A new flag has 1100 been added, <literal>-U</literal>, which allows specifying the 1101 UUID of the guest in the System Information structure.</para> 1102 1103 <para revision="267734">The &os; Project has migrated 1104 from the <application>GNATS</application> bug tracking system 1105 to <application>Bugzilla</application>. The &man.send-pr.1; 1106 utility used for submitting problem reports has been replaced 1107 with a stub shell script that instructs to use the Bugzilla 1108 web interface.</para> 1109 1110 <para revision="267747">The &man.patch.1; utility has been 1111 updated to include a <literal>--dry-run</literal> flag, which 1112 is equivalent to <literal>--check</literal> and 1113 <literal>-C</literal>.</para> 1114 1115 <para revision="267878">A bug in &man.bsdgrep.1; that would 1116 prevent patterns from being matched under certain conditions 1117 has been fixed.</para> 1118 1119 <para revision="267979">The &man.procstat.1; utility has been 1120 updated to include two new flags, <literal>-r</literal> and 1121 <literal>-H</literal>. When <literal>-r</literal> is 1122 specified, &man.procstat.1; will print current resource usage 1123 about the process(es). When <literal>-H</literal> is 1124 specified, &man.procstat.1; will print information about 1125 threads rather than the process(es).</para> 1126 1127 <note> 1128 <para>The <literal>-H</literal> flag is currently only used 1129 with <literal>-r</literal> to display resource usage for 1130 individual threads, rather than the entire process.</para> 1131 </note> 1132 1133 <para revision="268019">The &man.sed.1; utility has been 1134 updated to include a new flag, <literal>-u</literal>, which 1135 enables unbuffered output when specified.</para> 1136 1137 <para revision="268161">The &man.mkimg.1; utility has been 1138 merged from &os;-CURRENT.</para> 1139 1140 <para revision="268700" contrib="sponsor" 1141 sponsor="&spectralogic;">The &man.camcontrol.8; has been 1142 updated to include a new <literal>persist</literal> command, 1143 which allows issuing <command>SCSI PERSISTENT RESERVE 1144 IN</command> and <command>SCSI PERSISTENT RESERVE 1145 OUT</command>.</para> 1146 1147 <para revision="268791">The &man.gstat.8; utility has been 1148 updated to include a new flag, <literal>-p</literal>, which 1149 displays only physical providers when specified.</para> 1150 1151 <para revision="268903">The &man.kldstat.8; utility has been 1152 updated to allow <literal>-q</literal> to be specified when 1153 also specifying <literal>-n 1154 <replaceable>module.ko</replaceable></literal>.</para> 1155 1156 <para revision="269177">The &man.mkimg.1; utility has been 1157 updated to include support for both fixed- and 1158 dynamically-allocated images for the <acronym>VHD</acronym> 1159 and <acronym>VMDK</acronym> formats.</para> 1160 1161 <para revision="269220">The &man.random.4; entropy collection 1162 script, <filename>/usr/libexec/save-entropy</filename>, no 1163 longer runs within &man.jail.8; environments.</para> 1164 1165 <para revision="269397">The &man.bhyve.8; wrapper script, 1166 <filename>/usr/share/examples/bhyve/vmrun.sh</filename>, 1167 has been synced with &os;-CURRENT.</para> 1168 1169 <para>This update includes:</para> 1170 1171 <itemizedlist> 1172 <listitem> 1173 <para>A new flag, <literal>-e</literal>, has been added, 1174 which is used to set &man.loader.8; environment 1175 variables.</para> 1176 </listitem> 1177 1178 <listitem> 1179 <para>A new flag, <literal>-C</literal>, has been added, 1180 which is used to specify the guest console device.</para> 1181 </listitem> 1182 1183 <listitem> 1184 <para>A new flag, <literal>-H</literal>, has been added, 1185 which is used to pass the host path to 1186 &man.bhyveload.8;.</para> 1187 </listitem> 1188 1189 <listitem> 1190 <para>Support for multiple disk and &man.tap.4; devices 1191 has been added.</para> 1192 </listitem> 1193 1194 <listitem> 1195 <para>The <literal>-I</literal> flag has been 1196 removed.</para> 1197 </listitem> 1198 </itemizedlist> 1199 1200 <para revision="269398">The &man.nfsd.8; server update to 4.1, 1201 adding support for RFC5661, has merged from 1202 &os;-CURRENT.</para> 1203 1204 <para revision="269432" arch="ia64">The serial terminals 1205 <filename>ttyu0</filename> and <filename>ttyu1</filename> have 1206 been updated to <literal>onifconsole</literal> by default in 1207 &man.ttys.5;, which either can be the serial console, 1208 depending on the platform.</para> 1209 1210 <para revision="269800">The &man.ping6.8; utility has been 1211 updated to reset <literal>itimer</literal> when the maximum 1212 number of packets to send have been reached. This prevents 1213 &man.ping6.8; from exiting when the interval in set to a small 1214 value and a low number of packets to send has been 1215 specified.</para> 1216 1217 <para revision="269805">The &man.jail.8; utility has been 1218 updated to support extra &man.ifconfig.8; arguments for the 1219 <literal>ip4.addr</literal> and <literal>ip6.addr</literal> 1220 parameters. This change allows &man.carp.4; interfaces to 1221 be used within the &man.jail.8;.</para> 1222 1223 <para revision="269946">Support for generating and compiling 1224 <acronym>USDT</acronym> <application>DTrace</application> 1225 probes has been improved. <application>DTrace</application> 1226 <acronym>USDT</acronym> files are now handled similar to 1227 &man.lex.1; and &man.yacc.1; files, meaning support for 1228 handling <application>D</application> files as part of the 1229 build process is built into the <literal>SRCS</literal> 1230 &man.make.1; environment variable.</para> 1231 1232 <para revision="269968">The &man.iscsictl.8; utility has been 1233 updated to include a new flag, <literal>-M</literal>, which 1234 allows modifying the <acronym>iSCSI</acronym> session 1235 parameters without requiring the session to be removed and 1236 added back.</para> 1237 1238 <para revision="270043">The &man.mount.nfs.8; utility has been 1239 updated to support specifying the NFS version as 1240 a <literal>key=<replaceable>value</replaceable></literal> pair 1241 argument to the <literal>-o</literal> flag. For example, to 1242 specify NFS version 4, the syntax to use is 1243 <literal>-o vers=4</literal>.</para> 1244 1245 <para revision="270242" contrib="sponsor" 1246 sponsor="&spectralogic;">The &man.devd.8; client socket type 1247 has been changed to <literal>SOCK_SEQPACKET</literal>, 1248 providing sequential packet support.</para> 1249 1250 <para revision="270401">Support for the <quote>account</quote> 1251 facility has been added to the &man.pam.group.8; 1252 module.</para> 1253 1254 <para revision="270890">The &man.pathchk.1; utility has been 1255 updated to ensure bytes greater than or equal to 128 are 1256 considered non-portable.</para> 1257 1258 <para revision="270997" contrib="vendor" vendor="&freenas;">The 1259 &man.zdb.8; utility is now included in the set of applications 1260 installed in the <filename 1261 class="directory">/rescue</filename> environment, making it 1262 possible to examine &man.zfs.8; filesystems when <filename 1263 class="directory">/usr</filename> is unavailable.</para> 1264 1265 <para>Several <literal>libc</literal> improvements have been 1266 merged from illumos™ and &apple;, providing better 1267 internationalization support and &posix; compliance.</para> 1268 1269 <sect3 xml:id="rc-scripts"> 1270 <title><filename>/etc/rc.d</filename> Scripts</title> 1271 1272 <para revision="264438">The <filename>network.subr</filename> 1273 &man.rc.8; script has been updated to loosen the requirement 1274 of listing network aliases in numeric order. Previously, 1275 a network alias of 1276 <literal>_alias<replaceable>2</replaceable></literal> 1277 would not be created if 1278 <literal>_alias<replaceable>1</replaceable></literal> was 1279 not defined.</para> 1280 1281 <para revision="268098">The &man.service.8; utility has been 1282 updated to check that the &man.rc.d.8; directory exists 1283 before traversing the directory.</para> 1284 1285 <para revision="259141">A regression introduced in 1286 &os; 10.0-RELEASE that would prevent proper IPv6 1287 allocation via the &man.jail.8; &man.rc.8; startup script 1288 has been fixed.</para> 1289 1290 <para revision="264438">The &man.rc.8; restriction requiring 1291 &man.mdconfig.8; devices defined in &man.rc.conf.5; to be 1292 listed sequentially has been removed.</para> 1293 1294 <para revision="262566">The &man.sshd.8; &man.rc.d.8; startup 1295 script now generates <literal>ED25519</literal> &man.sshd.8; 1296 host keys if keys do not already exist when 1297 <literal>ssh_keygen_alg()</literal> is invoked.</para> 1298 1299 <para revision="271095">Support for &man.vt.4; keyboard maps 1300 has been added to the <filename>syscons</filename> 1301 &man.rc.d.8; startup script.</para> 1302 </sect3> 1303 </sect2> 1304 1305 <sect2 xml:id="contrib"> 1306 <title>Contributed Software</title> 1307 1308 <para revision="263285">The &man.xz.1; utility has been updated 1309 to a post-5.0.5 snapshot.</para> 1310 1311 <para revision="264377"><application>OpenSSH</application> has 1312 been updated to version 6.6p1.</para> 1313 1314 <para revision="264911">The &man.nc.1; utility has been updated 1315 to match the version in OpenBSD 5.5.</para> 1316 1317 <para revision="266692"><application>Sendmail</application> 1318 has been updated to 8.14.9.</para> 1319 1320 <para revision="268515">The &man.file.1; utility and 1321 &man.libmagic.3; library have been updated to 5.19.</para> 1322 1323 <para revision="268899">The &man.byacc.1; parser has been 1324 updated to version 20140422.</para> 1325 1326 <para revision="269024" contrib="sponsor" 1327 sponsor="&darpa_afrl;">The &man.lldb.1; debugging library has 1328 been updated to the r202189 snapshot.</para> 1329 1330 <para revision="269257">The &man.unbound.8; caching resolver and 1331 <literal>ldns</literal> have been updated to version 1332 1.4.22.</para> 1333 1334 <para revision="269686"><application>OpenSSL</application> has 1335 been updated to version 1.0.1i.</para> 1336 1337 <para revision="269847">The <quote>lite</quote> version of 1338 <application>Subversion</application> included in the 1339 &os; base system and its dependencies have been 1340 updated:</para> 1341 1342 <itemizedlist> 1343 <listitem> 1344 <para><application>apr</application> has been 1345 updated to version 1.5.1.</para> 1346 </listitem> 1347 1348 <listitem> 1349 <para><application>apr-util</application> has been 1350 updated to version 1.5.3.</para> 1351 </listitem> 1352 1353 <listitem> 1354 <para><application>serf</application> has been 1355 updated to version 1.3.7.</para> 1356 </listitem> 1357 1358 <listitem> 1359 <para><application>svnlite</application> has been 1360 updated to version 1.8.10.</para> 1361 </listitem> 1362 </itemizedlist> 1363 1364 <para revision="270026">The &man.nvi.1; editor has been 1365 update to version 2.1.2-c80f493b038.</para> 1366 1367 <para revision="270031">The &man.fparseln.3; library has 1368 been updated to version 1.7.</para> 1369 1370 <para revision="270415">The <application>lukemftpd</application> 1371 <acronym>FTP</acronym> server has been removed from the 1372 &os; base system.</para> 1373 1374 <para revision="270817">The timezone database has been updated 1375 to version tzdata2014f.</para> 1376 </sect2> 1377 1378 <sect2 xml:id="ports"> 1379 <title>Ports/Packages Collection Infrastructure</title> 1380 1381 <para> </para> 1382 1383 </sect2> 1384 1385 <sect2 xml:id="releng"> 1386 <title>Release Engineering and Integration</title> 1387 1388 <para revision="263028">The &man.services.mkdb.8; utility has 1389 been updated to include endianness awareness, allowing the 1390 <filename>services.db</filename> database to be created as 1391 part of the release build, regardless of native- or 1392 cross-built releases.</para> 1393 </sect2> 1394 1395 <sect2 xml:id="doc"> 1396 <title>Documentation</title> 1397 1398 <para> </para> 1399 1400 </sect2> 1401 </sect1> 1402 1403 <sect1 xml:id="upgrade"> 1404 <title>Upgrading from Previous Releases of &os;</title> 1405 1406 <para arch="amd64,i386">Binary upgrades between RELEASE versions 1407 (and snapshots of the various security branches) are supported 1408 using the &man.freebsd-update.8; utility. The binary upgrade 1409 procedure will update unmodified userland utilities, as well as 1410 unmodified <filename>GENERIC</filename> kernel distributed as 1411 a part of an official &os; release. The &man.freebsd-update.8; 1412 utility requires that the host being upgraded have Internet 1413 connectivity.</para> 1414 1415 <para>Source-based upgrades (those based on recompiling the &os; 1416 base system from source code) from previous versions are 1417 supported, according to the instructions in 1418 <filename>/usr/src/UPDATING</filename>.</para> 1419 1420 <important> 1421 <para>Upgrading &os; should only be attempted after 1422 backing up <emphasis>all</emphasis> data and configuration 1423 files.</para> 1424 </important> 1425 </sect1> 1426</article> 1427