article.xml revision 270542
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 270542 2014-08-25 11:46:29Z 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="260338">The 134 <literal>vfs.zfs.zio.use_uma</literal> &man.sysctl.8; has been 135 re-enabled. On multi-CPU machines with enough RAM, this can 136 easily double &man.zfs.8; performance or reduce CPU usage in 137 half. It was originally disabled due to memory and 138 <acronym>KVA</acronym> exhaustion problem reports, which 139 should be resolved due to several change in the VM 140 subsystem.</para> 141 142 <para revision="260385" contrib="sponsor" sponsor="&ix;">The 143 &man.geom.4; RAID driver has been 144 updated to support unmapped I/O.</para> 145 146 <para revision="260431">A new &man.sysctl.8;, 147 <literal>kern.panic_reboot_wait_time</literal>, has been 148 added, which allows controlling how long the system will wait 149 after &man.panic.9; before rebooting.</para> 150 151 <para revision="260857">The &man.virtio_blk.4; driver has been 152 updated to support unmapped I/O.</para> 153 154 <para revision="260858">The &man.virtio_scsi.4; driver has been 155 updated to support unmapped I/O.</para> 156 157 <para revision="262861">The &man.vt.4; driver has been merged 158 from &os;-CURRENT. To enable &man.vt.4;, enter 159 <literal>set kern.vty=vt</literal> at the &man.loader.8; 160 prompt during boot, or add <literal>kern.vty=vt</literal> to 161 &man.loader.conf.5; and reboot the system.</para> 162 163 <para revision="262967">Support for MegaRAID Fury cards has been 164 added to the &man.mfi.4; driver.</para> 165 166 <para revision="263024">The &man.aacraid.4; driver has been 167 updated to version 3.2.5.</para> 168 169 <para revision="263122">Support for &man.hwpmc.4; has been added 170 for &powerpc; 970 class processors.</para> 171 172 <para revision="263197">Support for ADT7460 and ADT7467 fan 173 controllers found in newer PowerBooks™ and 174 iBooks™ has been added to the &man.iicbus.4; 175 driver.</para> 176 177 <para revision="263256">A panic triggered by removing 178 a &man.urtwn.4; device has been fixed.</para> 179 180 <para revision="263799">A potential deadlock in the &man.usb.4; 181 stack triggered by detaching USB devices that create character 182 devices has been fixed.</para> 183 184 <para revision="263869">Support for &amd; Family 16h sensor 185 devices has been added to &man.amdtemp.4;.</para> 186 187 <para revision="264522">Support for LUN-based CD changers has 188 been removed from the &man.cd.4; driver.</para> 189 190 <para revision="264734">Support for 9th generation HP host bus 191 adapter cards has been added to &man.ciss.4;.</para> 192 193 <para revision="265388" contrib="sponsor" sponsor="&lsi;">The 194 &man.mpr.4; device has been added, 195 providing support for LSI Fusion-MPT 3 12Gb SCSI/SATA 196 controllers.</para> 197 198 <para revision="265536">The <literal>GEOM_VINUM</literal> option 199 is now able to be built both directly into the kernel or as 200 a &man.kldload.8; loadable module.</para> 201 202 <para revision="265610">The &man.uslcom.4; driver has been 203 updated to support 26 new devices.</para> 204 205 <para revision="265922" contrib="sponsor" sponsor="&lsi;">The 206 &man.mrsas.4; driver has been added, 207 providing support for LSI MegaRAID SAS controllers. The 208 &man.mfi.4; driver will attach to the controller, by default. 209 To enable &man.mrsas.4; add 210 <literal>hw.mfi.mrsas_enable=1</literal> to 211 <filename>/boot/loader.conf</filename>, which turns off 212 &man.mfi.4; device probing.</para> 213 214 <note> 215 <para>At this time, the &man.mfiutil.8; utility and 216 the &os; version of 217 <application>MegaCLI</application> and 218 <application>StorCli</application> do not work with 219 &man.mrsas.4;.</para> 220 </note> 221 222 <para revision="266165">A kernel bug that inhibited proper 223 functionality of the <literal>dev.cpu.0.freq</literal> 224 &man.sysctl.8; on &intel; processors with Turbo 225 Boost™ enabled has been fixed.</para> 226 227 <para revision="266220">The &man.geom.uncompress.4; module is 228 built by default which, similar to &man.geom.uzip.4;, 229 provides support for compressed, read-only disk 230 images.</para> 231 232 <para revision="266436">The &man.uart.4; driver has been 233 updated to include support for the &intel; Lynx Point 234 KT <acronym>AMT</acronym> serial port.</para> 235 236 <sect3 xml:id="kernel-virtualization"> 237 <title>Virtualization Support</title> 238 239 <para revision="259450">Support for µsoft; Hyper-V 240 has been added to &os;/i386 as loadable modules, however 241 not available in the <filename>GENERIC</filename> kernel 242 configuration.</para> 243 244 <para revision="261090">The &man.bhyve.4; hypervisor now 245 supports soft power-off functionality via the ACPI S5 246 state.</para> 247 </sect3> 248 249 <sect3 xml:id="kernel-arm"> 250 <title>ARM Support</title> 251 252 <para revision="259355">The <filename>WANDBOARD</filename> 253 kernel configuration file has been added.</para> 254 255 <para revision="265067">Boot devices may now be specified by 256 setting a u-boot environment variable. If a boot device is 257 not specified, the probe mechanism will be used. To specify 258 the boot device, set the 259 <literal>loaderdev=<replaceable>device</replaceable></literal> 260 u-boot environment variable.</para> 261 262 <para revision="266000">The <literal>nexus(4)</literal> driver 263 has been updated to include <quote>Flattened Device 264 Tree</quote> support, replacing the &man.fdtbus.4; driver 265 in most cases.</para> 266 267 <para revision="266105">The &man.gpioiic.4; and 268 &man.gpioled.4; have been merged from &os;-CURRENT.</para> 269 270 <para revision="266379">The <literal>ZEDBOARD</literal> kernel 271 configuration file has been updated to include 272 <acronym>SMP</acronym> support.</para> 273 </sect3> 274 275 <sect3 xml:id="boot"> 276 <title>Boot Loader Changes</title> 277 278 <para revision="262701">A kernel selection menu has been added 279 to &man.loader.8;. If the <quote>beastie menu</quote> is 280 enabled, the kernel to boot may be selected from the kernel 281 selection menu. Additional kernels may be listed in 282 &man.loader.conf.5; as a comma- or space-separated list. By 283 default, <literal>kernel</literal> and 284 <literal>kernel.old</literal> are listed.</para> 285 </sect3> 286 287 <sect3 xml:id="proc"> 288 <title>Hardware Support</title> 289 290 <para> </para> 291 292 <sect4 xml:id="mm"> 293 <title>Multimedia Support</title> 294 295 <para> </para> 296 297 </sect4> 298 299 <sect4 xml:id="net-if"> 300 <title>Network Interface Support</title> 301 302 <para revision="259453">Support for Ralink RT5370 and 303 RT5372 chipsets has been added to the &man.run.4; 304 driver.</para> 305 306 <para revision="260120">Firmware for the &man.run.4; driver 307 has been updated to version 0.33.</para> 308 309 <para revision="261868">Support for the Ralink RT3593 310 chipset has been added to the &man.run.4; driver.</para> 311 312 <para revision="261972">The &man.nve.4; driver is now 313 deprecated, and the &man.nfe.4; driver should be used 314 instead.</para> 315 316 <para revision="262137">Support for the &man.axge.4; driver 317 has been added. This driver supports the ASIX AX88178A 318 and AX88179 USB ethernet adapters. The AX88178A supports 319 USB 2.0, and the AX88179 supports USB 2.0 and 3.0.</para> 320 321 <para revision="262363">The &man.urndis.4; driver has been 322 imported from OpenBSD.</para> 323 324 <para revision="264866">Support for multiple 325 transmitter/receiver queues has been added to the 326 &man.vmx.4; driver.</para> 327 328 <note> 329 <para>The &os; guest operating system must have 330 <acronym>MSIX</acronym> enabled as a prerequisite for 331 multiple queues.</para> 332 </note> 333 334 <para revision="265345">Support for the ASUS USB-N10 Nano 335 wireless card has been added to the &man.urtwn.4; 336 driver.</para> 337 338 <para revision="266212">Transmission checksum offloading has 339 been disabled for the RTL8168C and RTL8168CP chipsets in 340 the &man.re.4; driver for TCP and UDP frames. This is 341 due to a report of UDP datagrams with IP options 342 generating corrupt frames.</para> 343 </sect4> 344 </sect3> 345 346 <sect3 xml:id="net-proto"> 347 <title>Network Protocols</title> 348 349 <para revision="265946">Support for the UDP-Lite protocol 350 (RFC 3828) has been added to the IPv4 and IPv6 351 stacks.</para> 352 </sect3> 353 354 <sect3 xml:id="disks"> 355 <title>Disks and Storage</title> 356 357 <para revision="259328" contrib="sponsor" sponsor="&ff;">The 358 &man.geom.8; <literal>label</literal> class is now aware of 359 resized partitions. This corrects an issue where 360 <command>geom resize</command> would resize the partition, 361 but the label provider in <filename 362 class="directory">/dev/gptid/</filename> would not be 363 resized.</para> 364 365 <para revision="260502">The &man.gmirror.8; 366 utility now has a <literal>resize</literal> command, making 367 it easier to resize the size of a mirror when all of its 368 components have been replaced.</para> 369 370 <para revision="265912">The &man.geom.8; 371 <literal>GEOM_PART</literal> class has been updated to 372 support automatic partition resizing. Changes to the 373 partition size are not saved to disk until 374 <command>gpart commit</command> is run, and prior to saving, 375 can be reverted with <command>gpart undo</command>.</para> 376 377 <para revision="268091">Support for the 378 <literal>disklabel64</literal> partitioning scheme has been 379 added to &man.gpart.8;.</para> 380 </sect3> 381 382 <sect3 xml:id="fs"> 383 <title>File Systems</title> 384 385 <para revision="260178" contrib="vendor" 386 vendor="&netflix;">A new flag, <literal>-R</literal>, 387 has been added to the &man.fsck.ffs.8; utility. When used, 388 &man.fsck.ffs.8; will restart itself when too many critical 389 errors have been detected.</para> 390 391 <para revision="263407">The &man.zfs.8; filesystem has been 392 updated to implement <quote>bookmarks</quote>. See 393 &man.zfs.8; for further details.</para> 394 395 <para revision="266122">The &man.zfs.8; filesystem has been 396 updated to allow tuning the minimum <quote>ashift</quote> 397 value when creating new top-level virtual devices (vdevs). 398 To set the minimum ashift value, for example when creating 399 a &man.zpool.8; on <quote>Advanced Format</quote> drives, 400 set the <literal>vfs.zfs.min_auto_ashift</literal> 401 &man.sysctl.8; accordingly.</para> 402 </sect3> 403 </sect2> 404 405 <sect2 xml:id="userland"> 406 <title>Userland Changes</title> 407 408 <para revision="260177" contrib="sponsor" 409 sponsor="&netflix;">A new flag is added to &man.camcontrol.8;, 410 <literal>-b</literal>, which outputs the existing buses and 411 their parents.</para> 412 413 <para revision="262075">The &man.newsyslog.8; utility has been 414 updated to rotate files based on the actual file size instead 415 of the blocks on disk. This matches the behavior documented 416 in &man.newsyslog.conf.5;.</para> 417 418 <para revision="262384">The location of the &man.rctl.8; 419 configuration file can now be overridden in &man.rc.conf.5;. 420 To use a non-default location, set 421 <literal>rctl_rules</literal> in &man.rc.conf.5; to the 422 location of the file.</para> 423 424 <para revision="262855">The <application>ATF</application> test 425 suite has been updated to version 0.20.</para> 426 427 <para revision="263019">The <literal>libucl</literal> library 428 (Unified Configuration Library) has been merged from 429 &os;-CURRENT.</para> 430 431 <para revision="263020">The &man.pkg.7; bootstrapping utility 432 has been synced with the version in &os;-CURRENT.</para> 433 434 <para revision="263403">The &man.zfs.8; userland utility has 435 been updated to include aliases for 436 <command>snapshot</command>, which allows use of <command>zfs 437 list -t snap</command> and <command>zfs 438 snap</command>.</para> 439 440 <para revision="263405">The &man.zfs.8; userland utility has 441 been updated to include a new flag to <command>zfs 442 list</command>, <literal>-p</literal>, which when specified, 443 prints the output in a parsable format.</para> 444 445 <para revision="263508">The &man.clang.1;/llvm suite has been 446 updated to version 3.4.</para> 447 448 <para revision="263783">The Blowfish password format 449 implementation updated. Support for $2b$ has 450 been added, allowing use of passwords greater than 256 451 characters long.</para> 452 453 <para revision="264497">The &man.iconv.3; library has been 454 updated to match NetBSD, providing several bug fixes.</para> 455 456 <para revision="265265">The &man.date.1; utility has been 457 updated to include a new flag, <literal>-R</literal>, which 458 prints the date and time output as specified in RFC 459 2822.</para> 460 461 <para revision="265533">The &man.bc.1; utility has been updated 462 to version 1.1, in sync with the version in OpenBSD.</para> 463 464 <para revision="265604" contrib="vendor" 465 vendor="&netflix;">The &man.pmcstat.8; utility has been 466 updated to include a new flag, <literal>-a</literal>, which 467 when specified, produces a full stack track on the sampled 468 points.</para> 469 470 <para revision="265701">The &man.netstat.8; and &man.route.8; 471 utilities have been updated to include a shorthand equivalent 472 to the <literal>-f inet</literal> and <literal>-f 473 inet6</literal> address specifiers, <literal>-4</literal> 474 and <literal>-6</literal>, respectively.</para> 475 476 <para revision="265879">The &man.crypt.3; library now defaults 477 to SHA512 for password hashing.</para> 478 479 <para revision="266014">The &man.gvinum.8; utility has been 480 updated to allow forceful configuration reset with the 481 <literal>-f</literal> flag. Additionally, a bug that would 482 prevent <literal>-f</literal> from properly creating 483 a &man.gvinum.8; configuration has been fixed.</para> 484 485 <para revision="266029">The &man.login.conf.5; file now takes 486 precedence over the shell-specific environment files. In 487 particular, the <literal>PATH</literal>, 488 <literal>BLOCKSIZE</literal> variables are commented from 489 <filename>/usr/share/skel/dot.profile</filename>, and the 490 <literal>path</literal>, <literal>BLOCKSIZE</literal>, and 491 <literal>umask</literal> variables have been commented from 492 <filename>/usr/share/skel/dot.cshrc</filename>.</para> 493 494 <para revision="266272">The &man.binmiscctl.8; userland utility 495 and related image activator features have been merged from 496 &os;-CURRENT.</para> 497 498 <para revision="266279">The &man.ps.1; utility has been 499 updated to include the <literal>-J</literal> flag, used to 500 filter output by matching &man.jail.8; IDs and names. 501 Additionally, argument <literal>0</literal> can be used to 502 <literal>-J</literal> to only list processes running on the 503 host system.</para> 504 505 <para revision="266280">The &man.top.1; utility has been updated 506 to filter by &man.jail.8; ID or name, in followup to the 507 &man.ps.1; change in <literal>r265229</literal>.</para> 508 509 <para revision="266890">The &man.pmcstat.8; utility has been 510 updated to include a new flag, <literal>-l</literal>, which 511 ends event collection after the specified number of 512 seconds.</para> 513 514 <para revision="267113">The default &man.newsyslog.conf.5; now 515 includes files in the 516 <filename>/etc/newsyslog.conf.d/</filename> and 517 <filename>/usr/local/etc/newsyslog.conf.d/</filename> 518 directories by default for &man.newsyslog.8;.</para> 519 520 <para revision="267236">A new flag, <quote>onifconsole</quote> 521 has been added to <filename>/etc/ttys</filename>. This allows 522 the system to provide a login prompt via serial console if the 523 device is an active kernel console, otherwise it is equivalent 524 to <literal>off</literal>.</para> 525 526 <para revision="268161">The &man.mkimg.1; utility has been 527 merged from &os;-CURRENT.</para> 528 529 <sect3 xml:id="rc-scripts"> 530 <title><filename>/etc/rc.d</filename> Scripts</title> 531 532 <para revision="264438">The <filename>network.subr</filename> 533 &man.rc.8; script has been updated to loosen the requirement 534 of listing network aliases in numeric order. Previously, 535 a network alias of 536 <literal>_alias<replaceable>2</replaceable></literal> 537 would not be created if 538 <literal>_alias<replaceable>1</replaceable></literal> was 539 not defined.</para> 540 </sect3> 541 </sect2> 542 543 <sect2 xml:id="contrib"> 544 <title>Contributed Software</title> 545 546 <para revision="263285">The &man.xz.1; utility has been updated 547 to a post-5.0.5 snapshot.</para> 548 549 <para revision="263369" contrib="sponsor" 550 sponsor="&darpa_afrl;">The &man.lldb.1; debugging library has 551 been updated to the r196322 snapshot.</para> 552 553 <para revision="264377"><application>OpenSSH</application> has 554 been updated to version 6.6p1.</para> 555 556 <para revision="264911">The &man.nc.1; utility has been updated 557 to match the version in OpenBSD 5.5.</para> 558 559 <para revision="265983">The timezone database has been updated 560 to version tzdata2014c.</para> 561 562 <para revision="266692"><application>Sendmail</application> 563 has been updated to 8.14.9.</para> 564 565 <para revision="267258"><application>OpenSSL</application> has 566 been updated to version 1.0.1h.</para> 567 </sect2> 568 569 <sect2 xml:id="ports"> 570 <title>Ports/Packages Collection Infrastructure</title> 571 572 <para> </para> 573 574 </sect2> 575 576 <sect2 xml:id="releng"> 577 <title>Release Engineering and Integration</title> 578 579 <para revision="263028">The &man.services.mkdb.8; utility has 580 been updated to include endianness awareness, allowing the 581 <filename>services.db</filename> database to be created as 582 part of the release build, regardless of native- or 583 cross-built releases.</para> 584 </sect2> 585 586 <sect2 xml:id="doc"> 587 <title>Documentation</title> 588 589 <para> </para> 590 591 </sect2> 592 </sect1> 593 594 <sect1 xml:id="upgrade"> 595 <title>Upgrading from Previous Releases of &os;</title> 596 597 <para arch="amd64,i386">Binary upgrades between RELEASE versions 598 (and snapshots of the various security branches) are supported 599 using the &man.freebsd-update.8; utility. The binary upgrade 600 procedure will update unmodified userland utilities, as well as 601 unmodified GENERIC or SMP kernels distributed as a part of an 602 official &os; release. The &man.freebsd-update.8; utility 603 requires that the host being upgraded have Internet 604 connectivity.</para> 605 606 <para>Source-based upgrades (those based on recompiling the &os; 607 base system from source code) from previous versions are 608 supported, according to the instructions in 609 <filename>/usr/src/UPDATING</filename>.</para> 610 611 <important> 612 <para>Upgrading &os; should only be attempted after 613 backing up <emphasis>all</emphasis> data and configuration 614 files.</para> 615 </important> 616 </sect1> 617</article> 618