article.xml revision 284850
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 284850 2015-06-25 18:45:22Z 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 </sect2> 216 217 <sect2 xml:id="userland-contrib"> 218 <title>Contributed Software</title> 219 220 <para revision="277592"><application>file</application> has been 221 updated to version 5.22.</para> 222 223 <para revision="280304"><application>OpenSSL</application> has 224 been updated to version 1.0.1m.</para> 225 226 <para revision="281687">The &man.acpi.4; subsystem has been 227 updated to version 20150410.</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 </sect2> 233 234 <sect2 xml:id="userland-installer"> 235 <title>Installation and Configuration Tools</title> 236 237 <para> </para> 238 </sect2> 239 240 <sect2 xml:id="userland-rc"> 241 <title><filename class="directory">/etc/rc.d</filename> 242 Scripts</title> 243 244 <para> </para> 245 </sect2> 246 247 <sect2 xml:id="userland-periodic"> 248 <title><filename class="directory">/etc/periodic</filename> 249 Scripts</title> 250 251 <para> </para> 252 </sect2> 253 254 <sect2 xml:id="userland-libraries"> 255 <title>Runtime Libraries and API</title> 256 257 <para revision="275040">A new file configuration library, 258 &man.figpar.3;, has been added to the base system.</para> 259 260 <para revision="280392">The &man.setmode.3; function has been 261 updated to consistently set <literal>errno</literal> on 262 failure.</para> 263 </sect2> 264 265 <sect2 xml:id="userland-abi"> 266 <title>ABI Compatibility</title> 267 268 <para> </para> 269 </sect2> 270 </sect1> 271 272 <sect1 xml:id="kernel"> 273 <title>Kernel</title> 274 275 <para>This section covers changes to kernel configurations, system 276 tuning, and system control parameters that are not otherwise 277 categorized.</para> 278 279 <sect2 xml:id="kernel-bugfix"> 280 <title>Kernel Bug Fixes</title> 281 282 <para> </para> 283 </sect2> 284 285 <sect2 xml:id="kernel-config"> 286 <title>Kernel Configuration</title> 287 288 <para> </para> 289 </sect2> 290 291 <sect2 xml:id="kernel-sysctl"> 292 <title>System Tuning and Controls</title> 293 294 <para revision="276986">Throttling via <acronym>ACPI</acronym> 295 and <acronym>P4TCC</acronym> via &man.device.hints.5; have 296 been turned off by default.</para> 297 298 <para revision="278982" contrib="sponsor" sponsor="&ff;">The 299 &man.hwpmc.4; default and maximum callchain depths have been 300 increased. The default has been increased from 16 to 32, and 301 the maximum increased from 32 to 128.</para> 302 303 <para revision="281255" contrib="sponsor" 304 sponsor="&ix;, &ff;">The &man.devfs.5; device filesystem has 305 been changed to update timestamps for read/write operations 306 using seconds precision. A new &man.sysctl.8;, 307 <literal>vfs.devfs.dotimes</literal> has been added, which 308 when set to a non-zero value, enables default precision 309 timestamps for these operations.</para> 310 311 <para revision="280632">The <literal>kern.osrelease</literal> 312 and <literal>kern.osreldate</literal> are now configurable 313 &man.jail.8; parameters.</para> 314 </sect2> 315 </sect1> 316 317 <sect1 xml:id="drivers"> 318 <title>Devices and Drivers</title> 319 320 <para>This section covers changes and additions to devices and 321 device drivers since &release.prev;.</para> 322 323 <sect2 xml:id="drivers-device"> 324 <title>Device Drivers</title> 325 326 <para revision="282199">The <literal>drm</literal> code has 327 been updated to match &linux; version 3.8.13.</para> 328 </sect2> 329 330 <sect2 xml:id="drivers-storage"> 331 <title>Storage Drivers</title> 332 333 <para revision="281957">The &man.hptnr.4; driver has been 334 updated to version 1.1.1.</para> 335 </sect2> 336 337 <sect2 xml:id="drivers-network"> 338 <title>Network Drivers</title> 339 340 <para> </para> 341 </sect2> 342 </sect1> 343 344 <sect1 xml:id="hardware"> 345 <title>Hardware Support</title> 346 347 <para>This section covers general hardware support for physical 348 machines, hypervisors, and virtualization environments, as well 349 as hardware changes and updates that do not otherwise fit in 350 other sections of this document.</para> 351 352 <sect2 xml:id="hardware-support"> 353 <title>Hardware Support</title> 354 355 <para> </para> 356 </sect2> 357 358 <sect2 xml:id="hardware-virtualization"> 359 <title>Virtualization Support</title> 360 361 <para revision="280370">The &man.bhyve.8; hypervisor has been 362 updated to support <literal>DSM TRIM</literal> commands for 363 virtual <acronym>AHCI</acronym> disks.</para> 364 365 <para revision="283280" contrib="sponsor" sponsor="&msostc;">The 366 Hyper-V™ drivers have been updated with several 367 enhancements:</para> 368 369 <itemizedlist> 370 <listitem> 371 <para>The &man.hv.vmbus.4; driver now has multi-channel 372 support.</para> 373 </listitem> 374 375 <listitem> 376 <para>The &man.hv.storvsc.4; driver now has scatter/gather 377 support, in addition to performance improvements.</para> 378 </listitem> 379 380 <listitem> 381 <para>The &man.hv.kvp.4; driver has received several bug 382 fixes.</para> 383 </listitem> 384 </itemizedlist> 385 </sect2> 386 387 <sect2 xml:id="hardware-arm"> 388 <title>ARM Support</title> 389 390 <para revision="278608">The <literal>bcm2835_cpufreq</literal> 391 driver has been added, which supports <acronym>CPU</acronym> 392 frequency and voltage control on the Raspberry Pi 393 <acronym>SOC</acronym>.</para> 394 </sect2> 395 </sect1> 396 397 <sect1 xml:id="storage"> 398 <title>Storage</title> 399 400 <para>This section covers changes and additions to file systems 401 and other storage subsystems, both local and networked.</para> 402 403 <sect2 xml:id="storage-general"> 404 <title>General Storage</title> 405 406 <para revision="279002" contrib="sponsor" sponsor="&ix;">The 407 &man.ctl.4; <acronym>LUN</acronym> mapping has been rewritten, 408 replacing <acronym>iSCSI</acronym>-specific mapping mechanisms 409 with a new mechanism that works for any port.</para> 410 411 <para revision="279055" contrib="sponsor" sponsor="&ix;">The 412 &man.ctld.8; utility has been updated to allow controlling 413 non-<acronym>iSCSI</acronym> &man.ctl.4; ports.</para> 414 415 <para revision="283223" contrib="sponsor" sponsor="&ff;">The 416 &man.autofs.5; subsystem has been updated to include a new 417 &man.auto.master.5; map, <literal>-media</literal>, which 418 allows automatically mounting removable media, such as 419 <acronym>CD</acronym> drives or <acronym>USB</acronym> flash 420 drives.</para> 421 422 <para revision="283242" contrib="sponsor" sponsor="&ff;">The 423 &man.autofs.5; subsystem has been updated to include a new 424 &man.auto.master.5; map, <literal>-noauto</literal>, which 425 handles &man.fstab.5; entries set to 426 <literal>noauto</literal>.</para> 427 </sect2> 428 429 <sect2 xml:id="storage-net"> 430 <title>Networked Storage</title> 431 432 <para revision="274939" contrib="sponsor" sponsor="&ix;">The 433 &man.ctld.8; utility has been updated to include support for 434 registering <acronym>iSCSI</acronym> targets and portals on 435 <acronym>iSNS</acronym> servers. This provides a mechanism 436 which allows <acronym>iSCSI</acronym> initiators to find 437 targets and portals without requiring active 438 discovery.</para> 439 </sect2> 440 441 <sect2 xml:id="storage-zfs"> 442 <title>ZFS</title> 443 444 <para revision="275490">A new tunable, 445 <literal>vfs.zfs.spa_slop_shift</literal>, has been added, 446 which controls how much space is reserved by default.</para> 447 448 <para revision="277583">The <literal>arc_meta_limit</literal> 449 statistics are now visible through the 450 <literal>kstat</literal> &man.sysctl.8;. As a result of this 451 change, the <literal>vfs.zfs.arc_meta_used</literal> 452 &man.sysctl.8; has been removed, and replaced with the 453 <literal>kstat.zfs.misc.arcstats.arc_meta_used</literal> 454 &man.sysctl.8;.</para> 455 </sect2> 456 457 <sect2 xml:id="storage-geom"> 458 <title>&man.geom.4;</title> 459 460 <para revision="275891" contrib="sponsor" sponsor="&ix;">The 461 &man.ctl.4; subsystem has been updated, increasing the ports 462 limit from <literal>128</literal> to <literal>256</literal>, 463 and <acronym>LUN</acronym> limit from <literal>256</literal> 464 to <literal>1024</literal>.</para> 465 </sect2> 466 </sect1> 467 468 <sect1 xml:id="boot"> 469 <title>Boot Loader Changes</title> 470 471 <para>This section covers the boot loader, boot menu, and other 472 boot-related changes.</para> 473 474 <sect2 xml:id="boot-loader"> 475 <title>Boot Loader Changes</title> 476 477 <para revision="281843">The boot loader has been updated to 478 support entering the <acronym>GELI</acronym> passphrase before 479 loading the kernel. To enable this behavior, add 480 <literal>geom_eli_passphrase_prompt="YES"</literal> to 481 &man.loader.conf.5;.</para> 482 483 <para revision="283262" contrib="sponsor" sponsor="&ff;">The 484 memory test run at boot time on &os;/&arch.amd64; platforms 485 has been disabled by default.</para> 486 </sect2> 487 488 <sect2 xml:id="boot-menu"> 489 <title>Boot Menu Changes</title> 490 491 <para> </para> 492 </sect2> 493 </sect1> 494 495 <sect1 xml:id="network"> 496 <title>Networking</title> 497 498 <para>This section describes changes that affect networking in 499 &os;.</para> 500 501 <sect2 xml:id="network-protocols"> 502 <title>Network Procols</title> 503 504 <para> </para> 505 </sect2> 506 </sect1> 507 508 <sect1 xml:id="ports"> 509 <title>Ports Collection and Package Infrastructure</title> 510 511 <para>This section covers changes to the &os; Ports 512 Collection, package infrastructure, and package maintenance and 513 installation tools.</para> 514 515 <sect2 xml:id="ports-infrastructure"> 516 <title>Infrastructure Changes</title> 517 518 <para> </para> 519 </sect2> 520 521 <sect2 xml:id="ports-packages "> 522 <title>Packaging Changes</title> 523 524 <para> </para> 525 </sect2> 526 </sect1> 527 528 <sect1 xml:id="doc"> 529 <title>Documentation</title> 530 531 <para>This section covers changes to the &os; Documentation 532 Project sources and toolchain.</para> 533 534 <sect2 xml:id="doc-sources"> 535 <title>Documentation Source Changes</title> 536 537 <para> </para> 538 </sect2> 539 540 <sect2 xml:id="doc-toolchain"> 541 <title>Documentation Toolchain Changes</title> 542 543 <para> </para> 544 </sect2> 545 </sect1> 546 547 <sect1 xml:id="releng"> 548 <title>Release Engineering and Integration</title> 549 550 <para>This section convers changes that are specific to the 551 &os; Release Engineering processes.</para> 552 553 <sect2 xml:id="releng-changes"> 554 <title>Integration Changes</title> 555 556 <para> </para> 557 </sect2> 558 </sect1> 559</article> 560