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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 285265 2015-07-08 12:08:53Z gjb $</pubdate> 24 25 <!-- Last rev: 284813 --> 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> 221 222 <para revision="285092">The &man.pw.8; utility has been updated 223 with a new flag, <literal>-R</literal>, that sets the root 224 directory within which the utility will operate.</para> 225 </sect2> 226 227 <sect2 xml:id="userland-contrib"> 228 <title>Contributed Software</title> 229 230 <para revision="277592"><application>file</application> has been 231 updated to version 5.22.</para> 232 233 <para revision="282746" contrib="sponsor" sponsor="&ff;">The 234 &man.resolvconf.8; utility has been updated to version 235 3.7.0.</para> 236 237 <para revision="284330"><application>OpenSSL</application> has 238 been updated to version 1.0.1o.</para> 239 240 <para revision="284460">The &man.acpi.4; subsystem has been 241 updated to version 20150515.</para> 242 243 <para revision="284778">The &man.file.1; utility has been 244 updated to version 5.23.</para> 245 </sect2> 246 247 <sect2 xml:id="userland-installer"> 248 <title>Installation and Configuration Tools</title> 249 250 <para> </para> 251 </sect2> 252 253 <sect2 xml:id="userland-rc"> 254 <title><filename class="directory">/etc/rc.d</filename> 255 Scripts</title> 256 257 <para> </para> 258 </sect2> 259 260 <sect2 xml:id="userland-periodic"> 261 <title><filename class="directory">/etc/periodic</filename> 262 Scripts</title> 263 264 <para> </para> 265 </sect2> 266 267 <sect2 xml:id="userland-libraries"> 268 <title>Runtime Libraries and API</title> 269 270 <para revision="275040">A new file configuration library, 271 &man.figpar.3;, has been added to the base system.</para> 272 273 <para revision="280392">The &man.setmode.3; function has been 274 updated to consistently set <literal>errno</literal> on 275 failure.</para> 276 </sect2> 277 278 <sect2 xml:id="userland-abi"> 279 <title>ABI Compatibility</title> 280 281 <para> </para> 282 </sect2> 283 </sect1> 284 285 <sect1 xml:id="kernel"> 286 <title>Kernel</title> 287 288 <para>This section covers changes to kernel configurations, system 289 tuning, and system control parameters that are not otherwise 290 categorized.</para> 291 292 <sect2 xml:id="kernel-bugfix"> 293 <title>Kernel Bug Fixes</title> 294 295 <para> </para> 296 </sect2> 297 298 <sect2 xml:id="kernel-config"> 299 <title>Kernel Configuration</title> 300 301 <para revision="284522" contrib="sponsor" 302 sponsor="&limelight;">A new kernel configuration option, 303 <literal>EM_MULTIQUEUE</literal>, has been added which enables 304 multi-queue support in the &man.em.4; driver.</para> 305 306 <note> 307 <para>Multi-queue support in the &man.em.4; driver is not 308 officially supported by &intel;.</para> 309 </note> 310 </sect2> 311 312 <sect2 xml:id="kernel-sysctl"> 313 <title>System Tuning and Controls</title> 314 315 <para revision="276986">Throttling via <acronym>ACPI</acronym> 316 and <acronym>P4TCC</acronym> via &man.device.hints.5; have 317 been turned off by default.</para> 318 319 <para revision="278982" contrib="sponsor" sponsor="&ff;">The 320 &man.hwpmc.4; default and maximum callchain depths have been 321 increased. The default has been increased from 16 to 32, and 322 the maximum increased from 32 to 128.</para> 323 324 <para revision="281255" contrib="sponsor" 325 sponsor="&ix;, &ff;">The &man.devfs.5; device filesystem has 326 been changed to update timestamps for read/write operations 327 using seconds precision. A new &man.sysctl.8;, 328 <literal>vfs.devfs.dotimes</literal> has been added, which 329 when set to a non-zero value, enables default precision 330 timestamps for these operations.</para> 331 332 <para revision="280632">The <literal>kern.osrelease</literal> 333 and <literal>kern.osreldate</literal> are now configurable 334 &man.jail.8; parameters.</para> 335 336 <para revision="284665" contrib="sponsor" sponsor="&ff;">A new 337 &man.sysctl.8;, <literal>kern.racct.enable</literal>, has been 338 added, which when set to a non-zero value allows using 339 &man.rctl.8; with the <literal>GENERIC</literal> kernel. 340 A new kernel configuration option, 341 <literal>RACCT_DISABLED</literal> has also been added.</para> 342 343 <para revision="284665" contrib="sponsor" sponsor="&ff;">The 344 <literal>GENERIC</literal> kernel configuration now includes 345 <literal>RACCT</literal> and <literal>RCTL</literal> by 346 default.</para> 347 348 <note> 349 <para>To enable <literal>RACCT</literal> and 350 <literal>RCTL</literal> on a system using the 351 <literal>GENERIC</literal> kernel configuration, add 352 <literal>kern.racct.enable=1</literal> to 353 &man.loader.conf.5;, and reboot the system.</para> 354 </note> 355 </sect2> 356 </sect1> 357 358 <sect1 xml:id="drivers"> 359 <title>Devices and Drivers</title> 360 361 <para>This section covers changes and additions to devices and 362 device drivers since &release.prev;.</para> 363 364 <sect2 xml:id="drivers-device"> 365 <title>Device Drivers</title> 366 367 <para revision="282199">The <literal>drm</literal> code has 368 been updated to match &linux; version 3.8.13.</para> 369 </sect2> 370 371 <sect2 xml:id="drivers-storage"> 372 <title>Storage Drivers</title> 373 374 <para revision="281957">The &man.hptnr.4; driver has been 375 updated to version 1.1.1.</para> 376 </sect2> 377 378 <sect2 xml:id="drivers-network"> 379 <title>Network Drivers</title> 380 381 <para> </para> 382 </sect2> 383 </sect1> 384 385 <sect1 xml:id="hardware"> 386 <title>Hardware Support</title> 387 388 <para>This section covers general hardware support for physical 389 machines, hypervisors, and virtualization environments, as well 390 as hardware changes and updates that do not otherwise fit in 391 other sections of this document.</para> 392 393 <sect2 xml:id="hardware-support"> 394 <title>Hardware Support</title> 395 396 <para> </para> 397 </sect2> 398 399 <sect2 xml:id="hardware-virtualization"> 400 <title>Virtualization Support</title> 401 402 <para revision="280370">The &man.bhyve.8; hypervisor has been 403 updated to support <literal>DSM TRIM</literal> commands for 404 virtual <acronym>AHCI</acronym> disks.</para> 405 406 <para revision="283280" contrib="sponsor" sponsor="&msostc;">The 407 Hyper-V™ drivers have been updated with several 408 enhancements:</para> 409 410 <itemizedlist> 411 <listitem> 412 <para>The &man.hv.vmbus.4; driver now has multi-channel 413 support.</para> 414 </listitem> 415 416 <listitem> 417 <para>The &man.hv.storvsc.4; driver now has scatter/gather 418 support, in addition to performance improvements.</para> 419 </listitem> 420 421 <listitem> 422 <para>The &man.hv.kvp.4; driver has received several bug 423 fixes.</para> 424 </listitem> 425 </itemizedlist> 426 </sect2> 427 428 <sect2 xml:id="hardware-arm"> 429 <title>ARM Support</title> 430 431 <para revision="278608">The <literal>bcm2835_cpufreq</literal> 432 driver has been added, which supports <acronym>CPU</acronym> 433 frequency and voltage control on the Raspberry Pi 434 <acronym>SOC</acronym>.</para> 435 </sect2> 436 </sect1> 437 438 <sect1 xml:id="storage"> 439 <title>Storage</title> 440 441 <para>This section covers changes and additions to file systems 442 and other storage subsystems, both local and networked.</para> 443 444 <sect2 xml:id="storage-general"> 445 <title>General Storage</title> 446 447 <para revision="279002" contrib="sponsor" sponsor="&ix;">The 448 &man.ctl.4; <acronym>LUN</acronym> mapping has been rewritten, 449 replacing <acronym>iSCSI</acronym>-specific mapping mechanisms 450 with a new mechanism that works for any port.</para> 451 452 <para revision="279055" contrib="sponsor" sponsor="&ix;">The 453 &man.ctld.8; utility has been updated to allow controlling 454 non-<acronym>iSCSI</acronym> &man.ctl.4; ports.</para> 455 456 <para revision="283223" contrib="sponsor" sponsor="&ff;">The 457 &man.autofs.5; subsystem has been updated to include a new 458 &man.auto.master.5; map, <literal>-media</literal>, which 459 allows automatically mounting removable media, such as 460 <acronym>CD</acronym> drives or <acronym>USB</acronym> flash 461 drives.</para> 462 463 <para revision="283242" contrib="sponsor" sponsor="&ff;">The 464 &man.autofs.5; subsystem has been updated to include a new 465 &man.auto.master.5; map, <literal>-noauto</literal>, which 466 handles &man.fstab.5; entries set to 467 <literal>noauto</literal>.</para> 468 </sect2> 469 470 <sect2 xml:id="storage-net"> 471 <title>Networked Storage</title> 472 473 <para revision="274939" contrib="sponsor" sponsor="&ix;">The 474 &man.ctld.8; utility has been updated to include support for 475 registering <acronym>iSCSI</acronym> targets and portals on 476 <acronym>iSNS</acronym> servers. This provides a mechanism 477 which allows <acronym>iSCSI</acronym> initiators to find 478 targets and portals without requiring active 479 discovery.</para> 480 </sect2> 481 482 <sect2 xml:id="storage-zfs"> 483 <title>ZFS</title> 484 485 <para revision="275490">A new tunable, 486 <literal>vfs.zfs.spa_slop_shift</literal>, has been added, 487 which controls how much space is reserved by default.</para> 488 489 <para revision="277583">The <literal>arc_meta_limit</literal> 490 statistics are now visible through the 491 <literal>kstat</literal> &man.sysctl.8;. As a result of this 492 change, the <literal>vfs.zfs.arc_meta_used</literal> 493 &man.sysctl.8; has been removed, and replaced with the 494 <literal>kstat.zfs.misc.arcstats.arc_meta_used</literal> 495 &man.sysctl.8;.</para> 496 </sect2> 497 498 <sect2 xml:id="storage-geom"> 499 <title>&man.geom.4;</title> 500 501 <para revision="275891" contrib="sponsor" sponsor="&ix;">The 502 &man.ctl.4; subsystem has been updated, increasing the ports 503 limit from <literal>128</literal> to <literal>256</literal>, 504 and <acronym>LUN</acronym> limit from <literal>256</literal> 505 to <literal>1024</literal>.</para> 506 </sect2> 507 </sect1> 508 509 <sect1 xml:id="boot"> 510 <title>Boot Loader Changes</title> 511 512 <para>This section covers the boot loader, boot menu, and other 513 boot-related changes.</para> 514 515 <sect2 xml:id="boot-loader"> 516 <title>Boot Loader Changes</title> 517 518 <para revision="281843">The boot loader has been updated to 519 support entering the <acronym>GELI</acronym> passphrase before 520 loading the kernel. To enable this behavior, add 521 <literal>geom_eli_passphrase_prompt="YES"</literal> to 522 &man.loader.conf.5;.</para> 523 524 <para revision="283262" contrib="sponsor" sponsor="&ff;">The 525 memory test run at boot time on &os;/&arch.amd64; platforms 526 has been disabled by default.</para> 527 </sect2> 528 529 <sect2 xml:id="boot-menu"> 530 <title>Boot Menu Changes</title> 531 532 <para> </para> 533 </sect2> 534 </sect1> 535 536 <sect1 xml:id="network"> 537 <title>Networking</title> 538 539 <para>This section describes changes that affect networking in 540 &os;.</para> 541 542 <sect2 xml:id="network-protocols"> 543 <title>Network Procols</title> 544 545 <para> </para> 546 </sect2> 547 </sect1> 548 549 <sect1 xml:id="ports"> 550 <title>Ports Collection and Package Infrastructure</title> 551 552 <para>This section covers changes to the &os; Ports 553 Collection, package infrastructure, and package maintenance and 554 installation tools.</para> 555 556 <sect2 xml:id="ports-infrastructure"> 557 <title>Infrastructure Changes</title> 558 559 <para> </para> 560 </sect2> 561 562 <sect2 xml:id="ports-packages "> 563 <title>Packaging Changes</title> 564 565 <para> </para> 566 </sect2> 567 </sect1> 568 569 <sect1 xml:id="doc"> 570 <title>Documentation</title> 571 572 <para>This section covers changes to the &os; Documentation 573 Project sources and toolchain.</para> 574 575 <sect2 xml:id="doc-sources"> 576 <title>Documentation Source Changes</title> 577 578 <para> </para> 579 </sect2> 580 581 <sect2 xml:id="doc-toolchain"> 582 <title>Documentation Toolchain Changes</title> 583 584 <para> </para> 585 </sect2> 586 </sect1> 587 588 <sect1 xml:id="releng"> 589 <title>Release Engineering and Integration</title> 590 591 <para>This section convers changes that are specific to the 592 &os; Release Engineering processes.</para> 593 594 <sect2 xml:id="releng-changes"> 595 <title>Integration Changes</title> 596 597 <para> </para> 598 </sect2> 599 </sect1> 600</article> 601