article.xml revision 284852
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 284852 2015-06-25 18:45:27Z 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="281687">The &man.acpi.4; subsystem has been 230 updated to version 20150410.</para> 231 232 <para revision="282746" contrib="sponsor" sponsor="&ff;">The 233 &man.resolvconf.8; utility has been updated to version 234 3.7.0.</para> 235 236 <para revision="284330"><application>OpenSSL</application> has 237 been updated to version 1.0.1o.</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> </para> 295 </sect2> 296 297 <sect2 xml:id="kernel-sysctl"> 298 <title>System Tuning and Controls</title> 299 300 <para revision="276986">Throttling via <acronym>ACPI</acronym> 301 and <acronym>P4TCC</acronym> via &man.device.hints.5; have 302 been turned off by default.</para> 303 304 <para revision="278982" contrib="sponsor" sponsor="&ff;">The 305 &man.hwpmc.4; default and maximum callchain depths have been 306 increased. The default has been increased from 16 to 32, and 307 the maximum increased from 32 to 128.</para> 308 309 <para revision="281255" contrib="sponsor" 310 sponsor="&ix;, &ff;">The &man.devfs.5; device filesystem has 311 been changed to update timestamps for read/write operations 312 using seconds precision. A new &man.sysctl.8;, 313 <literal>vfs.devfs.dotimes</literal> has been added, which 314 when set to a non-zero value, enables default precision 315 timestamps for these operations.</para> 316 317 <para revision="280632">The <literal>kern.osrelease</literal> 318 and <literal>kern.osreldate</literal> are now configurable 319 &man.jail.8; parameters.</para> 320 </sect2> 321 </sect1> 322 323 <sect1 xml:id="drivers"> 324 <title>Devices and Drivers</title> 325 326 <para>This section covers changes and additions to devices and 327 device drivers since &release.prev;.</para> 328 329 <sect2 xml:id="drivers-device"> 330 <title>Device Drivers</title> 331 332 <para revision="282199">The <literal>drm</literal> code has 333 been updated to match &linux; version 3.8.13.</para> 334 </sect2> 335 336 <sect2 xml:id="drivers-storage"> 337 <title>Storage Drivers</title> 338 339 <para revision="281957">The &man.hptnr.4; driver has been 340 updated to version 1.1.1.</para> 341 </sect2> 342 343 <sect2 xml:id="drivers-network"> 344 <title>Network Drivers</title> 345 346 <para> </para> 347 </sect2> 348 </sect1> 349 350 <sect1 xml:id="hardware"> 351 <title>Hardware Support</title> 352 353 <para>This section covers general hardware support for physical 354 machines, hypervisors, and virtualization environments, as well 355 as hardware changes and updates that do not otherwise fit in 356 other sections of this document.</para> 357 358 <sect2 xml:id="hardware-support"> 359 <title>Hardware Support</title> 360 361 <para> </para> 362 </sect2> 363 364 <sect2 xml:id="hardware-virtualization"> 365 <title>Virtualization Support</title> 366 367 <para revision="280370">The &man.bhyve.8; hypervisor has been 368 updated to support <literal>DSM TRIM</literal> commands for 369 virtual <acronym>AHCI</acronym> disks.</para> 370 371 <para revision="283280" contrib="sponsor" sponsor="&msostc;">The 372 Hyper-V™ drivers have been updated with several 373 enhancements:</para> 374 375 <itemizedlist> 376 <listitem> 377 <para>The &man.hv.vmbus.4; driver now has multi-channel 378 support.</para> 379 </listitem> 380 381 <listitem> 382 <para>The &man.hv.storvsc.4; driver now has scatter/gather 383 support, in addition to performance improvements.</para> 384 </listitem> 385 386 <listitem> 387 <para>The &man.hv.kvp.4; driver has received several bug 388 fixes.</para> 389 </listitem> 390 </itemizedlist> 391 </sect2> 392 393 <sect2 xml:id="hardware-arm"> 394 <title>ARM Support</title> 395 396 <para revision="278608">The <literal>bcm2835_cpufreq</literal> 397 driver has been added, which supports <acronym>CPU</acronym> 398 frequency and voltage control on the Raspberry Pi 399 <acronym>SOC</acronym>.</para> 400 </sect2> 401 </sect1> 402 403 <sect1 xml:id="storage"> 404 <title>Storage</title> 405 406 <para>This section covers changes and additions to file systems 407 and other storage subsystems, both local and networked.</para> 408 409 <sect2 xml:id="storage-general"> 410 <title>General Storage</title> 411 412 <para revision="279002" contrib="sponsor" sponsor="&ix;">The 413 &man.ctl.4; <acronym>LUN</acronym> mapping has been rewritten, 414 replacing <acronym>iSCSI</acronym>-specific mapping mechanisms 415 with a new mechanism that works for any port.</para> 416 417 <para revision="279055" contrib="sponsor" sponsor="&ix;">The 418 &man.ctld.8; utility has been updated to allow controlling 419 non-<acronym>iSCSI</acronym> &man.ctl.4; ports.</para> 420 421 <para revision="283223" contrib="sponsor" sponsor="&ff;">The 422 &man.autofs.5; subsystem has been updated to include a new 423 &man.auto.master.5; map, <literal>-media</literal>, which 424 allows automatically mounting removable media, such as 425 <acronym>CD</acronym> drives or <acronym>USB</acronym> flash 426 drives.</para> 427 428 <para revision="283242" contrib="sponsor" sponsor="&ff;">The 429 &man.autofs.5; subsystem has been updated to include a new 430 &man.auto.master.5; map, <literal>-noauto</literal>, which 431 handles &man.fstab.5; entries set to 432 <literal>noauto</literal>.</para> 433 </sect2> 434 435 <sect2 xml:id="storage-net"> 436 <title>Networked Storage</title> 437 438 <para revision="274939" contrib="sponsor" sponsor="&ix;">The 439 &man.ctld.8; utility has been updated to include support for 440 registering <acronym>iSCSI</acronym> targets and portals on 441 <acronym>iSNS</acronym> servers. This provides a mechanism 442 which allows <acronym>iSCSI</acronym> initiators to find 443 targets and portals without requiring active 444 discovery.</para> 445 </sect2> 446 447 <sect2 xml:id="storage-zfs"> 448 <title>ZFS</title> 449 450 <para revision="275490">A new tunable, 451 <literal>vfs.zfs.spa_slop_shift</literal>, has been added, 452 which controls how much space is reserved by default.</para> 453 454 <para revision="277583">The <literal>arc_meta_limit</literal> 455 statistics are now visible through the 456 <literal>kstat</literal> &man.sysctl.8;. As a result of this 457 change, the <literal>vfs.zfs.arc_meta_used</literal> 458 &man.sysctl.8; has been removed, and replaced with the 459 <literal>kstat.zfs.misc.arcstats.arc_meta_used</literal> 460 &man.sysctl.8;.</para> 461 </sect2> 462 463 <sect2 xml:id="storage-geom"> 464 <title>&man.geom.4;</title> 465 466 <para revision="275891" contrib="sponsor" sponsor="&ix;">The 467 &man.ctl.4; subsystem has been updated, increasing the ports 468 limit from <literal>128</literal> to <literal>256</literal>, 469 and <acronym>LUN</acronym> limit from <literal>256</literal> 470 to <literal>1024</literal>.</para> 471 </sect2> 472 </sect1> 473 474 <sect1 xml:id="boot"> 475 <title>Boot Loader Changes</title> 476 477 <para>This section covers the boot loader, boot menu, and other 478 boot-related changes.</para> 479 480 <sect2 xml:id="boot-loader"> 481 <title>Boot Loader Changes</title> 482 483 <para revision="281843">The boot loader has been updated to 484 support entering the <acronym>GELI</acronym> passphrase before 485 loading the kernel. To enable this behavior, add 486 <literal>geom_eli_passphrase_prompt="YES"</literal> to 487 &man.loader.conf.5;.</para> 488 489 <para revision="283262" contrib="sponsor" sponsor="&ff;">The 490 memory test run at boot time on &os;/&arch.amd64; platforms 491 has been disabled by default.</para> 492 </sect2> 493 494 <sect2 xml:id="boot-menu"> 495 <title>Boot Menu Changes</title> 496 497 <para> </para> 498 </sect2> 499 </sect1> 500 501 <sect1 xml:id="network"> 502 <title>Networking</title> 503 504 <para>This section describes changes that affect networking in 505 &os;.</para> 506 507 <sect2 xml:id="network-protocols"> 508 <title>Network Procols</title> 509 510 <para> </para> 511 </sect2> 512 </sect1> 513 514 <sect1 xml:id="ports"> 515 <title>Ports Collection and Package Infrastructure</title> 516 517 <para>This section covers changes to the &os; Ports 518 Collection, package infrastructure, and package maintenance and 519 installation tools.</para> 520 521 <sect2 xml:id="ports-infrastructure"> 522 <title>Infrastructure Changes</title> 523 524 <para> </para> 525 </sect2> 526 527 <sect2 xml:id="ports-packages "> 528 <title>Packaging Changes</title> 529 530 <para> </para> 531 </sect2> 532 </sect1> 533 534 <sect1 xml:id="doc"> 535 <title>Documentation</title> 536 537 <para>This section covers changes to the &os; Documentation 538 Project sources and toolchain.</para> 539 540 <sect2 xml:id="doc-sources"> 541 <title>Documentation Source Changes</title> 542 543 <para> </para> 544 </sect2> 545 546 <sect2 xml:id="doc-toolchain"> 547 <title>Documentation Toolchain Changes</title> 548 549 <para> </para> 550 </sect2> 551 </sect1> 552 553 <sect1 xml:id="releng"> 554 <title>Release Engineering and Integration</title> 555 556 <para>This section convers changes that are specific to the 557 &os; Release Engineering processes.</para> 558 559 <sect2 xml:id="releng-changes"> 560 <title>Integration Changes</title> 561 562 <para> </para> 563 </sect2> 564 </sect1> 565</article> 566