article.xml revision 284854
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<!ENTITY security SYSTEM "../../share/xml/security.xml"> 11<!ENTITY errata SYSTEM "../../share/xml/errata.xml"> 12]> 13<article xmlns="http://docbook.org/ns/docbook" 14 xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0"> 15 16 <info> 17 <title>&os; &release.current; Release Notes</title> 18 19 <author> 20 <orgname>The &os; Project</orgname> 21 </author> 22 23 <pubdate>$FreeBSD: stable/10/release/doc/en_US.ISO8859-1/relnotes/article.xml 284854 2015-06-25 18:45:31Z gjb $</pubdate> 24 25 <!-- Last rev: 282497 --> 26 27 <copyright> 28 <year>2015</year> 29 <holder role="mailto:doc@FreeBSD.org">The &os; Documentation 30 Project</holder> 31 </copyright> 32 33 <legalnotice xml:id="trademarks" role="trademarks"> 34 &tm-attrib.freebsd; 35 &tm-attrib.ibm; 36 &tm-attrib.ieee; 37 &tm-attrib.intel; 38 &tm-attrib.sparc; 39 &tm-attrib.general; 40 </legalnotice> 41 42 <abstract> 43 <para>The release notes for &os; &release.current; contain 44 a summary of the changes made to the &os; base system on the 45 &release.branch; development line. This document lists 46 applicable security advisories that were issued since the last 47 release, as well as significant changes to the &os; kernel and 48 userland. Some brief remarks on upgrading are also 49 presented.</para> 50 </abstract> 51 </info> 52 53 <sect1 xml:id="intro"> 54 <title>Introduction</title> 55 56 <para>This document contains the release notes for &os; 57 &release.current;. It describes recently added, changed, or 58 deleted features of &os;. It also provides some notes on 59 upgrading from previous versions of &os;.</para> 60 61 <para releasetype="current">The &release.type; distribution to 62 which these release notes apply represents the latest point 63 along the &release.branch; development branch since 64 &release.branch; was created. Information regarding pre-built, 65 binary &release.type; distributions along this branch can be 66 found at <uri 67 xlink:href="&release.url;">&release.url;</uri>.</para> 68 69 <para releasetype="snapshot">The &release.type; distribution to 70 which these release notes apply represents a point along the 71 &release.branch; development branch between &release.prev; and 72 the future &release.next;. Information regarding pre-built, 73 binary &release.type; distributions along this branch can be 74 found at <uri 75 xlink:href="&release.url;">&release.url;</uri>.</para> 76 77 <para releasetype="release">This distribution of &os; 78 &release.current; is a &release.type; distribution. It can be 79 found at <uri xlink:href="&release.url;">&release.url;</uri> or 80 any of its mirrors. More information on obtaining this (or 81 other) &release.type; distributions of &os; can be found in the 82 <link 83 xlink:href="&url.books.handbook;/mirrors.html"><quote>Obtaining 84 &os;</quote> appendix</link> to the <link 85 xlink:href="&url.books.handbook;/">&os; 86 Handbook</link>.</para> 87 88 <para>All users are encouraged to consult the release errata 89 before installing &os;. The errata document is updated with 90 <quote>late-breaking</quote> information discovered late in the 91 release cycle or after the release. Typically, it contains 92 information on known bugs, security advisories, and corrections 93 to documentation. An up-to-date copy of the errata for &os; 94 &release.current; can be found on the &os; Web site.</para> 95 96 <para>This document describes the most user-visible new or changed 97 features in &os; since &release.prev;.</para> 98 99 <para>Typical release note items document recent security 100 advisories issued after &release.prev;, new drivers or hardware 101 support, new commands or options, major bug fixes, or 102 contributed software upgrades. They may also list changes to 103 major ports/packages or release engineering practices. Clearly 104 the release notes cannot list every single change made to &os; 105 between releases; this document focuses primarily on security 106 advisories, user-visible changes, and major architectural 107 improvements.</para> 108 </sect1> 109 110 <sect1 xml:id="upgrade"> 111 <title>Upgrading from Previous Releases of &os;</title> 112 113 <para arch="amd64,i386">Binary upgrades between RELEASE versions 114 (and snapshots of the various security branches) are supported 115 using the &man.freebsd-update.8; utility. The binary upgrade 116 procedure will update unmodified userland utilities, as well as 117 unmodified <filename>GENERIC</filename> kernel distributed as 118 a part of an official &os; release. The &man.freebsd-update.8; 119 utility requires that the host being upgraded have Internet 120 connectivity.</para> 121 122 <para>Source-based upgrades (those based on recompiling the &os; 123 base system from source code) from previous versions are 124 supported, according to the instructions in 125 <filename>/usr/src/UPDATING</filename>.</para> 126 127 <important> 128 <para>Upgrading &os; should only be attempted after 129 backing up <emphasis>all</emphasis> data and configuration 130 files.</para> 131 </important> 132 </sect1> 133 134 <sect1 xml:id="security-errata"> 135 <title>Security and Errata</title> 136 137 <para>This section lists the various Security Advisories and 138 Errata Notices since &release.prev;.</para> 139 140 <sect2 xml:id="security"> 141 <title>Security Advisories</title> 142 143 &security; 144 </sect2> 145 146 <sect2 xml:id="errata"> 147 <title>Errata Notices</title> 148 149 &errata; 150 </sect2> 151 </sect1> 152 153 <sect1 xml:id="userland"> 154 <title>Userland</title> 155 156 <para>This section covers changes and additions to userland 157 applications, contributed software, and system utilities.</para> 158 159 <sect2 xml:id="userland-config"> 160 <title>Userland Configuration Changes</title> 161 162 <para revision="276991">The &man.termcap.5; file is installed 163 as-is from sources, instead of reordering, creating 164 <filename>/etc/termcap.db</filename> by default, providing 165 a performance improvements to applications that use the 166 &man.termcap.5; database, such as &man.vi.1; and 167 &man.ncurses.3;.</para> 168 </sect2> 169 170 <sect2 xml:id="userland-programs"> 171 <title>Userland Application Changes</title> 172 173 <para revision="275040">A new utility, &man.dpv.1;, has been 174 added to the base system, providing a &man.dialog.1;-style 175 progress view from one or more input streams. A corresponding 176 library, &man.dpv.3;, has also been added.</para> 177 178 <para revision="275945">The &man.elfdump.1; utility has been 179 updated to support capability mode provided by 180 &man.capsicum.4;.</para> 181 182 <para revision="277434" contrib="sponsor" sponsor="&ff;">The 183 &man.fstyp.8; utility has been added, which is used to 184 determine the filesystem on a specified device.</para> 185 186 <para revision="281044">A regression in the &man.libarchive.3; 187 library that would prevent a directory from being included in 188 the archive when <literal>--one-file-system</literal> is used 189 has been fixed.</para> 190 191 <para revision="281161" contrib="sponsor" 192 sponsor="&limelight;">A new flag, <literal>-R</literal>, has 193 been added to the &man.netstat.8; utility, which is used to 194 dump <acronym>RSS</acronym>/flow information.</para> 195 196 <para revision="281936" contrib="sponsor" sponsor="&ff;">The 197 &man.ar.1; utility has been updated to set 198 <literal>ARCHIVE_EXTRACT_SECURE_SYMLINKS</literal> and 199 <literal>ARCHIVE_EXTRACT_SECURE_NODOTDOT</literal> to disallow 200 directory traversal when extracting an archive, similar to 201 &man.tar.1;.</para> 202 203 <para revision="282278">A race condition in &man.wc.1; that 204 would cause final results to be sent to &man.stderr.4; when 205 receiving the <literal>SIGINFO</literal> signal has been 206 fixed.</para> 207 208 <para revision="282870" contrib="sponsor" 209 sponsor="&scaleengine;">The &man.freebsd-update.8; utility has 210 been updated to prevent fetching updated binary patches when 211 a previous upgrade has not been thoroughly completed.</para> 212 213 <para revision="282974" contrib="sponsor" sponsor="&ff;">The 214 &man.uefisign.8; utility has been added.</para> 215 216 <para revision="283875" contrib="sponsor" 217 sponsor="&multiplay;">The &man.chflags.1;, &man.chgrp.1;, 218 &man.chmod.1;, and &man.chown.8; utilities now affect symbolic 219 links when the <literal>-R</literal> flag is specified, as 220 documented in &man.symlink.7;.</para> 221 </sect2> 222 223 <sect2 xml:id="userland-contrib"> 224 <title>Contributed Software</title> 225 226 <para revision="277592"><application>file</application> has been 227 updated to version 5.22.</para> 228 229 <para revision="282746" contrib="sponsor" sponsor="&ff;">The 230 &man.resolvconf.8; utility has been updated to version 231 3.7.0.</para> 232 233 <para revision="284330"><application>OpenSSL</application> has 234 been updated to version 1.0.1o.</para> 235 236 <para revision="284460">The &man.acpi.4; subsystem has been 237 updated to version 20150515.</para> 238 </sect2> 239 240 <sect2 xml:id="userland-installer"> 241 <title>Installation and Configuration Tools</title> 242 243 <para> </para> 244 </sect2> 245 246 <sect2 xml:id="userland-rc"> 247 <title><filename class="directory">/etc/rc.d</filename> 248 Scripts</title> 249 250 <para> </para> 251 </sect2> 252 253 <sect2 xml:id="userland-periodic"> 254 <title><filename class="directory">/etc/periodic</filename> 255 Scripts</title> 256 257 <para> </para> 258 </sect2> 259 260 <sect2 xml:id="userland-libraries"> 261 <title>Runtime Libraries and API</title> 262 263 <para revision="275040">A new file configuration library, 264 &man.figpar.3;, has been added to the base system.</para> 265 266 <para revision="280392">The &man.setmode.3; function has been 267 updated to consistently set <literal>errno</literal> on 268 failure.</para> 269 </sect2> 270 271 <sect2 xml:id="userland-abi"> 272 <title>ABI Compatibility</title> 273 274 <para> </para> 275 </sect2> 276 </sect1> 277 278 <sect1 xml:id="kernel"> 279 <title>Kernel</title> 280 281 <para>This section covers changes to kernel configurations, system 282 tuning, and system control parameters that are not otherwise 283 categorized.</para> 284 285 <sect2 xml:id="kernel-bugfix"> 286 <title>Kernel Bug Fixes</title> 287 288 <para> </para> 289 </sect2> 290 291 <sect2 xml:id="kernel-config"> 292 <title>Kernel Configuration</title> 293 294 <para revision="284522" contrib="sponsor" 295 sponsor="&limelight;">A new kernel configuration option, 296 <literal>EM_MULTIQUEUE</literal>, has been added which enables 297 multi-queue support in the &man.em.4; driver.</para> 298 299 <note> 300 <para>Multi-queue support in the &man.em.4; driver is not 301 officially supported by &intel;.</para> 302 </note> 303 </sect2> 304 305 <sect2 xml:id="kernel-sysctl"> 306 <title>System Tuning and Controls</title> 307 308 <para revision="276986">Throttling via <acronym>ACPI</acronym> 309 and <acronym>P4TCC</acronym> via &man.device.hints.5; have 310 been turned off by default.</para> 311 312 <para revision="278982" contrib="sponsor" sponsor="&ff;">The 313 &man.hwpmc.4; default and maximum callchain depths have been 314 increased. The default has been increased from 16 to 32, and 315 the maximum increased from 32 to 128.</para> 316 317 <para revision="281255" contrib="sponsor" 318 sponsor="&ix;, &ff;">The &man.devfs.5; device filesystem has 319 been changed to update timestamps for read/write operations 320 using seconds precision. A new &man.sysctl.8;, 321 <literal>vfs.devfs.dotimes</literal> has been added, which 322 when set to a non-zero value, enables default precision 323 timestamps for these operations.</para> 324 325 <para revision="280632">The <literal>kern.osrelease</literal> 326 and <literal>kern.osreldate</literal> are now configurable 327 &man.jail.8; parameters.</para> 328 </sect2> 329 </sect1> 330 331 <sect1 xml:id="drivers"> 332 <title>Devices and Drivers</title> 333 334 <para>This section covers changes and additions to devices and 335 device drivers since &release.prev;.</para> 336 337 <sect2 xml:id="drivers-device"> 338 <title>Device Drivers</title> 339 340 <para revision="282199">The <literal>drm</literal> code has 341 been updated to match &linux; version 3.8.13.</para> 342 </sect2> 343 344 <sect2 xml:id="drivers-storage"> 345 <title>Storage Drivers</title> 346 347 <para revision="281957">The &man.hptnr.4; driver has been 348 updated to version 1.1.1.</para> 349 </sect2> 350 351 <sect2 xml:id="drivers-network"> 352 <title>Network Drivers</title> 353 354 <para> </para> 355 </sect2> 356 </sect1> 357 358 <sect1 xml:id="hardware"> 359 <title>Hardware Support</title> 360 361 <para>This section covers general hardware support for physical 362 machines, hypervisors, and virtualization environments, as well 363 as hardware changes and updates that do not otherwise fit in 364 other sections of this document.</para> 365 366 <sect2 xml:id="hardware-support"> 367 <title>Hardware Support</title> 368 369 <para> </para> 370 </sect2> 371 372 <sect2 xml:id="hardware-virtualization"> 373 <title>Virtualization Support</title> 374 375 <para revision="280370">The &man.bhyve.8; hypervisor has been 376 updated to support <literal>DSM TRIM</literal> commands for 377 virtual <acronym>AHCI</acronym> disks.</para> 378 379 <para revision="283280" contrib="sponsor" sponsor="&msostc;">The 380 Hyper-V™ drivers have been updated with several 381 enhancements:</para> 382 383 <itemizedlist> 384 <listitem> 385 <para>The &man.hv.vmbus.4; driver now has multi-channel 386 support.</para> 387 </listitem> 388 389 <listitem> 390 <para>The &man.hv.storvsc.4; driver now has scatter/gather 391 support, in addition to performance improvements.</para> 392 </listitem> 393 394 <listitem> 395 <para>The &man.hv.kvp.4; driver has received several bug 396 fixes.</para> 397 </listitem> 398 </itemizedlist> 399 </sect2> 400 401 <sect2 xml:id="hardware-arm"> 402 <title>ARM Support</title> 403 404 <para revision="278608">The <literal>bcm2835_cpufreq</literal> 405 driver has been added, which supports <acronym>CPU</acronym> 406 frequency and voltage control on the Raspberry Pi 407 <acronym>SOC</acronym>.</para> 408 </sect2> 409 </sect1> 410 411 <sect1 xml:id="storage"> 412 <title>Storage</title> 413 414 <para>This section covers changes and additions to file systems 415 and other storage subsystems, both local and networked.</para> 416 417 <sect2 xml:id="storage-general"> 418 <title>General Storage</title> 419 420 <para revision="279002" contrib="sponsor" sponsor="&ix;">The 421 &man.ctl.4; <acronym>LUN</acronym> mapping has been rewritten, 422 replacing <acronym>iSCSI</acronym>-specific mapping mechanisms 423 with a new mechanism that works for any port.</para> 424 425 <para revision="279055" contrib="sponsor" sponsor="&ix;">The 426 &man.ctld.8; utility has been updated to allow controlling 427 non-<acronym>iSCSI</acronym> &man.ctl.4; ports.</para> 428 429 <para revision="283223" contrib="sponsor" sponsor="&ff;">The 430 &man.autofs.5; subsystem has been updated to include a new 431 &man.auto.master.5; map, <literal>-media</literal>, which 432 allows automatically mounting removable media, such as 433 <acronym>CD</acronym> drives or <acronym>USB</acronym> flash 434 drives.</para> 435 436 <para revision="283242" contrib="sponsor" sponsor="&ff;">The 437 &man.autofs.5; subsystem has been updated to include a new 438 &man.auto.master.5; map, <literal>-noauto</literal>, which 439 handles &man.fstab.5; entries set to 440 <literal>noauto</literal>.</para> 441 </sect2> 442 443 <sect2 xml:id="storage-net"> 444 <title>Networked Storage</title> 445 446 <para revision="274939" contrib="sponsor" sponsor="&ix;">The 447 &man.ctld.8; utility has been updated to include support for 448 registering <acronym>iSCSI</acronym> targets and portals on 449 <acronym>iSNS</acronym> servers. This provides a mechanism 450 which allows <acronym>iSCSI</acronym> initiators to find 451 targets and portals without requiring active 452 discovery.</para> 453 </sect2> 454 455 <sect2 xml:id="storage-zfs"> 456 <title>ZFS</title> 457 458 <para revision="275490">A new tunable, 459 <literal>vfs.zfs.spa_slop_shift</literal>, has been added, 460 which controls how much space is reserved by default.</para> 461 462 <para revision="277583">The <literal>arc_meta_limit</literal> 463 statistics are now visible through the 464 <literal>kstat</literal> &man.sysctl.8;. As a result of this 465 change, the <literal>vfs.zfs.arc_meta_used</literal> 466 &man.sysctl.8; has been removed, and replaced with the 467 <literal>kstat.zfs.misc.arcstats.arc_meta_used</literal> 468 &man.sysctl.8;.</para> 469 </sect2> 470 471 <sect2 xml:id="storage-geom"> 472 <title>&man.geom.4;</title> 473 474 <para revision="275891" contrib="sponsor" sponsor="&ix;">The 475 &man.ctl.4; subsystem has been updated, increasing the ports 476 limit from <literal>128</literal> to <literal>256</literal>, 477 and <acronym>LUN</acronym> limit from <literal>256</literal> 478 to <literal>1024</literal>.</para> 479 </sect2> 480 </sect1> 481 482 <sect1 xml:id="boot"> 483 <title>Boot Loader Changes</title> 484 485 <para>This section covers the boot loader, boot menu, and other 486 boot-related changes.</para> 487 488 <sect2 xml:id="boot-loader"> 489 <title>Boot Loader Changes</title> 490 491 <para revision="281843">The boot loader has been updated to 492 support entering the <acronym>GELI</acronym> passphrase before 493 loading the kernel. To enable this behavior, add 494 <literal>geom_eli_passphrase_prompt="YES"</literal> to 495 &man.loader.conf.5;.</para> 496 497 <para revision="283262" contrib="sponsor" sponsor="&ff;">The 498 memory test run at boot time on &os;/&arch.amd64; platforms 499 has been disabled by default.</para> 500 </sect2> 501 502 <sect2 xml:id="boot-menu"> 503 <title>Boot Menu Changes</title> 504 505 <para> </para> 506 </sect2> 507 </sect1> 508 509 <sect1 xml:id="network"> 510 <title>Networking</title> 511 512 <para>This section describes changes that affect networking in 513 &os;.</para> 514 515 <sect2 xml:id="network-protocols"> 516 <title>Network Procols</title> 517 518 <para> </para> 519 </sect2> 520 </sect1> 521 522 <sect1 xml:id="ports"> 523 <title>Ports Collection and Package Infrastructure</title> 524 525 <para>This section covers changes to the &os; Ports 526 Collection, package infrastructure, and package maintenance and 527 installation tools.</para> 528 529 <sect2 xml:id="ports-infrastructure"> 530 <title>Infrastructure Changes</title> 531 532 <para> </para> 533 </sect2> 534 535 <sect2 xml:id="ports-packages "> 536 <title>Packaging Changes</title> 537 538 <para> </para> 539 </sect2> 540 </sect1> 541 542 <sect1 xml:id="doc"> 543 <title>Documentation</title> 544 545 <para>This section covers changes to the &os; Documentation 546 Project sources and toolchain.</para> 547 548 <sect2 xml:id="doc-sources"> 549 <title>Documentation Source Changes</title> 550 551 <para> </para> 552 </sect2> 553 554 <sect2 xml:id="doc-toolchain"> 555 <title>Documentation Toolchain Changes</title> 556 557 <para> </para> 558 </sect2> 559 </sect1> 560 561 <sect1 xml:id="releng"> 562 <title>Release Engineering and Integration</title> 563 564 <para>This section convers changes that are specific to the 565 &os; Release Engineering processes.</para> 566 567 <sect2 xml:id="releng-changes"> 568 <title>Integration Changes</title> 569 570 <para> </para> 571 </sect2> 572 </sect1> 573</article> 574