article.xml revision 285477
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 285477 2015-07-13 15:45:54Z 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> 225 226 <para revision="283258">The &man.date.1; utility has been 227 updated to print the modification time of the file passed as 228 an argument to the <literal>-r</literal> flag, improving 229 compatibility with the <acronym>GNU</acronym> &man.date.1; 230 utility behavior.</para> 231 </sect2> 232 233 <sect2 xml:id="userland-contrib"> 234 <title>Contributed Software</title> 235 236 <para revision="282746" contrib="sponsor" sponsor="&ff;">The 237 &man.resolvconf.8; utility has been updated to version 238 3.7.0.</para> 239 240 <para revision="283270">The &man.nc.1; utility has been updated 241 to the OpenBSD 5.7 version.</para> 242 243 <para revision="284398">Timezone data files have been updated to 244 version 2015e.</para> 245 246 <para revision="284460">The &man.acpi.4; subsystem has been 247 updated to version 20150515.</para> 248 249 <para revision="284778">The &man.file.1; utility has been 250 updated to version 5.23.</para> 251 252 <para revision="285206">The &man.unbound.8; utility has been 253 updated to version 1.5.3.</para> 254 255 <para revision="285305">The <application>sendmail</application> 256 utility has been updated to version 8.15.2.</para> 257 258 <para revision="285330"><application>OpenSSL</application> has 259 been updated to version 1.0.1p.</para> 260 </sect2> 261 262 <sect2 xml:id="userland-installer"> 263 <title>Installation and Configuration Tools</title> 264 265 <para> </para> 266 </sect2> 267 268 <sect2 xml:id="userland-rc"> 269 <title><filename class="directory">/etc/rc.d</filename> 270 Scripts</title> 271 272 <para revision="284009">A new &man.rc.8; script, 273 <filename>growfs</filename>, has been added, which will resize 274 the root filesystem on boot if <filename>/firstboot</filename> 275 exists.</para> 276 </sect2> 277 278 <sect2 xml:id="userland-periodic"> 279 <title><filename class="directory">/etc/periodic</filename> 280 Scripts</title> 281 282 <para> </para> 283 </sect2> 284 285 <sect2 xml:id="userland-libraries"> 286 <title>Runtime Libraries and API</title> 287 288 <para revision="275040">A new file configuration library, 289 &man.figpar.3;, has been added to the base system.</para> 290 291 <para revision="280392">The &man.setmode.3; function has been 292 updated to consistently set <literal>errno</literal> on 293 failure.</para> 294 </sect2> 295 296 <sect2 xml:id="userland-abi"> 297 <title>ABI Compatibility</title> 298 299 <para> </para> 300 </sect2> 301 </sect1> 302 303 <sect1 xml:id="kernel"> 304 <title>Kernel</title> 305 306 <para>This section covers changes to kernel configurations, system 307 tuning, and system control parameters that are not otherwise 308 categorized.</para> 309 310 <sect2 xml:id="kernel-bugfix"> 311 <title>Kernel Bug Fixes</title> 312 313 <para> </para> 314 </sect2> 315 316 <sect2 xml:id="kernel-config"> 317 <title>Kernel Configuration</title> 318 319 <para revision="284522" contrib="sponsor" 320 sponsor="&limelight;">A new kernel configuration option, 321 <literal>EM_MULTIQUEUE</literal>, has been added which enables 322 multi-queue support in the &man.em.4; driver.</para> 323 324 <note> 325 <para>Multi-queue support in the &man.em.4; driver is not 326 officially supported by &intel;.</para> 327 </note> 328 </sect2> 329 330 <sect2 xml:id="kernel-sysctl"> 331 <title>System Tuning and Controls</title> 332 333 <para revision="276986">Throttling via <acronym>ACPI</acronym> 334 and <acronym>P4TCC</acronym> via &man.device.hints.5; have 335 been turned off by default.</para> 336 337 <para revision="278982" contrib="sponsor" sponsor="&ff;">The 338 &man.hwpmc.4; default and maximum callchain depths have been 339 increased. The default has been increased from 16 to 32, and 340 the maximum increased from 32 to 128.</para> 341 342 <para revision="281255" contrib="sponsor" 343 sponsor="&ix;, &ff;">The &man.devfs.5; device filesystem has 344 been changed to update timestamps for read/write operations 345 using seconds precision. A new &man.sysctl.8;, 346 <literal>vfs.devfs.dotimes</literal> has been added, which 347 when set to a non-zero value, enables default precision 348 timestamps for these operations.</para> 349 350 <para revision="280632">The <literal>kern.osrelease</literal> 351 and <literal>kern.osreldate</literal> are now configurable 352 &man.jail.8; parameters.</para> 353 354 <para revision="284665" contrib="sponsor" sponsor="&ff;">A new 355 &man.sysctl.8;, <literal>kern.racct.enable</literal>, has been 356 added, which when set to a non-zero value allows using 357 &man.rctl.8; with the <literal>GENERIC</literal> kernel. 358 A new kernel configuration option, 359 <literal>RACCT_DISABLED</literal> has also been added.</para> 360 361 <para revision="284665" contrib="sponsor" sponsor="&ff;">The 362 <literal>GENERIC</literal> kernel configuration now includes 363 <literal>RACCT</literal> and <literal>RCTL</literal> by 364 default.</para> 365 366 <note> 367 <para>To enable <literal>RACCT</literal> and 368 <literal>RCTL</literal> on a system using the 369 <literal>GENERIC</literal> kernel configuration, add 370 <literal>kern.racct.enable=1</literal> to 371 &man.loader.conf.5;, and reboot the system.</para> 372 </note> 373 </sect2> 374 </sect1> 375 376 <sect1 xml:id="drivers"> 377 <title>Devices and Drivers</title> 378 379 <para>This section covers changes and additions to devices and 380 device drivers since &release.prev;.</para> 381 382 <sect2 xml:id="drivers-device"> 383 <title>Device Drivers</title> 384 385 <para revision="282199">The <literal>drm</literal> code has 386 been updated to match &linux; version 3.8.13.</para> 387 </sect2> 388 389 <sect2 xml:id="drivers-storage"> 390 <title>Storage Drivers</title> 391 392 <para revision="281957">The &man.hptnr.4; driver has been 393 updated to version 1.1.1.</para> 394 </sect2> 395 396 <sect2 xml:id="drivers-network"> 397 <title>Network Drivers</title> 398 399 <para> </para> 400 </sect2> 401 </sect1> 402 403 <sect1 xml:id="hardware"> 404 <title>Hardware Support</title> 405 406 <para>This section covers general hardware support for physical 407 machines, hypervisors, and virtualization environments, as well 408 as hardware changes and updates that do not otherwise fit in 409 other sections of this document.</para> 410 411 <sect2 xml:id="hardware-support"> 412 <title>Hardware Support</title> 413 414 <para> </para> 415 </sect2> 416 417 <sect2 xml:id="hardware-virtualization"> 418 <title>Virtualization Support</title> 419 420 <para revision="280370">The &man.bhyve.8; hypervisor has been 421 updated to support <literal>DSM TRIM</literal> commands for 422 virtual <acronym>AHCI</acronym> disks.</para> 423 424 <para revision="283280" contrib="sponsor" sponsor="&msostc;">The 425 Hyper-V™ drivers have been updated with several 426 enhancements:</para> 427 428 <itemizedlist> 429 <listitem> 430 <para>The &man.hv.vmbus.4; driver now has multi-channel 431 support.</para> 432 </listitem> 433 434 <listitem> 435 <para>The &man.hv.storvsc.4; driver now has scatter/gather 436 support, in addition to performance improvements.</para> 437 </listitem> 438 439 <listitem> 440 <para>The &man.hv.kvp.4; driver has received several bug 441 fixes.</para> 442 </listitem> 443 </itemizedlist> 444 445 <para revision="285236" contrib="sponsor" sponsor="&msostc;">The 446 &man.hv.netvsc.4; driver has been updated to support checksum 447 offloading and <acronym>TSO</acronym>.</para> 448 </sect2> 449 450 <sect2 xml:id="hardware-arm"> 451 <title>ARM Support</title> 452 453 <para revision="278608">The <literal>bcm2835_cpufreq</literal> 454 driver has been added, which supports <acronym>CPU</acronym> 455 frequency and voltage control on the Raspberry Pi 456 <acronym>SOC</acronym>.</para> 457 </sect2> 458 </sect1> 459 460 <sect1 xml:id="storage"> 461 <title>Storage</title> 462 463 <para>This section covers changes and additions to file systems 464 and other storage subsystems, both local and networked.</para> 465 466 <sect2 xml:id="storage-general"> 467 <title>General Storage</title> 468 469 <para revision="279002" contrib="sponsor" sponsor="&ix;">The 470 &man.ctl.4; <acronym>LUN</acronym> mapping has been rewritten, 471 replacing <acronym>iSCSI</acronym>-specific mapping mechanisms 472 with a new mechanism that works for any port.</para> 473 474 <para revision="279055" contrib="sponsor" sponsor="&ix;">The 475 &man.ctld.8; utility has been updated to allow controlling 476 non-<acronym>iSCSI</acronym> &man.ctl.4; ports.</para> 477 478 <para revision="283223" contrib="sponsor" sponsor="&ff;">The 479 &man.autofs.5; subsystem has been updated to include a new 480 &man.auto.master.5; map, <literal>-media</literal>, which 481 allows automatically mounting removable media, such as 482 <acronym>CD</acronym> drives or <acronym>USB</acronym> flash 483 drives.</para> 484 485 <para revision="283242" contrib="sponsor" sponsor="&ff;">The 486 &man.autofs.5; subsystem has been updated to include a new 487 &man.auto.master.5; map, <literal>-noauto</literal>, which 488 handles &man.fstab.5; entries set to 489 <literal>noauto</literal>.</para> 490 </sect2> 491 492 <sect2 xml:id="storage-net"> 493 <title>Networked Storage</title> 494 495 <para revision="274939" contrib="sponsor" sponsor="&ix;">The 496 &man.ctld.8; utility has been updated to include support for 497 registering <acronym>iSCSI</acronym> targets and portals on 498 <acronym>iSNS</acronym> servers. This provides a mechanism 499 which allows <acronym>iSCSI</acronym> initiators to find 500 targets and portals without requiring active 501 discovery.</para> 502 </sect2> 503 504 <sect2 xml:id="storage-zfs"> 505 <title>ZFS</title> 506 507 <para revision="275490">A new tunable, 508 <literal>vfs.zfs.spa_slop_shift</literal>, has been added, 509 which controls how much space is reserved by default.</para> 510 511 <para revision="277583">The <literal>arc_meta_limit</literal> 512 statistics are now visible through the 513 <literal>kstat</literal> &man.sysctl.8;. As a result of this 514 change, the <literal>vfs.zfs.arc_meta_used</literal> 515 &man.sysctl.8; has been removed, and replaced with the 516 <literal>kstat.zfs.misc.arcstats.arc_meta_used</literal> 517 &man.sysctl.8;.</para> 518 </sect2> 519 520 <sect2 xml:id="storage-geom"> 521 <title>&man.geom.4;</title> 522 523 <para revision="275891" contrib="sponsor" sponsor="&ix;">The 524 &man.ctl.4; subsystem has been updated, increasing the ports 525 limit from <literal>128</literal> to <literal>256</literal>, 526 and <acronym>LUN</acronym> limit from <literal>256</literal> 527 to <literal>1024</literal>.</para> 528 </sect2> 529 </sect1> 530 531 <sect1 xml:id="boot"> 532 <title>Boot Loader Changes</title> 533 534 <para>This section covers the boot loader, boot menu, and other 535 boot-related changes.</para> 536 537 <sect2 xml:id="boot-loader"> 538 <title>Boot Loader Changes</title> 539 540 <para revision="281843">The boot loader has been updated to 541 support entering the <acronym>GELI</acronym> passphrase before 542 loading the kernel. To enable this behavior, add 543 <literal>geom_eli_passphrase_prompt="YES"</literal> to 544 &man.loader.conf.5;.</para> 545 546 <para revision="283262" contrib="sponsor" sponsor="&ff;">The 547 memory test run at boot time on &os;/&arch.amd64; platforms 548 has been disabled by default.</para> 549 550 <para revision="283972">A new &man.ttys.5; class, 551 <literal>3wire</literal>, has been added. This is similar to 552 the existing terminal classes, but does not have a defined 553 baudrate.</para> 554 555 <para revision="284775" contrib="sponsor" sponsor="&ff;" 556 arch="arm">The &man.ttys.5; file for &os;/&arch.arm; has been 557 updated to enable <filename>ttyu1</filename>, 558 <filename>ttyu2</filename>, and <filename>ttyu3</filename> by 559 default, if the callin port is an active console port.</para> 560 </sect2> 561 562 <sect2 xml:id="boot-menu"> 563 <title>Boot Menu Changes</title> 564 565 <para> </para> 566 </sect2> 567 </sect1> 568 569 <sect1 xml:id="network"> 570 <title>Networking</title> 571 572 <para>This section describes changes that affect networking in 573 &os;.</para> 574 575 <sect2 xml:id="network-protocols"> 576 <title>Network Procols</title> 577 578 <para> </para> 579 </sect2> 580 </sect1> 581 582 <sect1 xml:id="ports"> 583 <title>Ports Collection and Package Infrastructure</title> 584 585 <para>This section covers changes to the &os; Ports 586 Collection, package infrastructure, and package maintenance and 587 installation tools.</para> 588 589 <sect2 xml:id="ports-infrastructure"> 590 <title>Infrastructure Changes</title> 591 592 <para> </para> 593 </sect2> 594 595 <sect2 xml:id="ports-packages "> 596 <title>Packaging Changes</title> 597 598 <para> </para> 599 </sect2> 600 </sect1> 601 602 <sect1 xml:id="doc"> 603 <title>Documentation</title> 604 605 <para>This section covers changes to the &os; Documentation 606 Project sources and toolchain.</para> 607 608 <sect2 xml:id="doc-sources"> 609 <title>Documentation Source Changes</title> 610 611 <para> </para> 612 </sect2> 613 614 <sect2 xml:id="doc-toolchain"> 615 <title>Documentation Toolchain Changes</title> 616 617 <para> </para> 618 </sect2> 619 </sect1> 620 621 <sect1 xml:id="releng"> 622 <title>Release Engineering and Integration</title> 623 624 <para>This section convers changes that are specific to the 625 &os; Release Engineering processes.</para> 626 627 <sect2 xml:id="releng-changes"> 628 <title>Integration Changes</title> 629 630 <para> </para> 631 </sect2> 632 </sect1> 633</article> 634