article.xml revision 282233
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 282233 2015-04-29 16:15:38Z gjb $</pubdate> 24 25 <!-- Last rev: 282143 --> 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 </sect2> 203 204 <sect2 xml:id="userland-contrib"> 205 <title>Contributed Software</title> 206 207 <para revision="277592"><application>file</application> has been 208 updated to version 5.22.</para> 209 210 <para revision="280304"><application>OpenSSL</application> has 211 been updated to version 1.0.1m.</para> 212 213 <para revision="281687">The &man.acpi.4; subsystem has been 214 updated to version 20150410.</para> 215 </sect2> 216 217 <sect2 xml:id="userland-installer"> 218 <title>Installation and Configuration Tools</title> 219 220 <para> </para> 221 </sect2> 222 223 <sect2 xml:id="userland-rc"> 224 <title><filename class="directory">/etc/rc.d</filename> 225 Scripts</title> 226 227 <para> </para> 228 </sect2> 229 230 <sect2 xml:id="userland-periodic"> 231 <title><filename class="directory">/etc/periodic</filename> 232 Scripts</title> 233 234 <para> </para> 235 </sect2> 236 237 <sect2 xml:id="userland-libraries"> 238 <title>Runtime Libraries and API</title> 239 240 <para revision="275040">A new file configuration library, 241 &man.figpar.3;, has been added to the base system.</para> 242 243 <para revision="280392">The &man.setmode.3; function has been 244 updated to consistently set <literal>errno</literal> on 245 failure.</para> 246 </sect2> 247 248 <sect2 xml:id="userland-abi"> 249 <title>ABI Compatibility</title> 250 251 <para> </para> 252 </sect2> 253 </sect1> 254 255 <sect1 xml:id="kernel"> 256 <title>Kernel</title> 257 258 <para>This section covers changes to kernel configurations, system 259 tuning, and system control parameters that are not otherwise 260 categorized.</para> 261 262 <sect2 xml:id="kernel-bugfix"> 263 <title>Kernel Bug Fixes</title> 264 265 <para> </para> 266 </sect2> 267 268 <sect2 xml:id="kernel-config"> 269 <title>Kernel Configuration</title> 270 271 <para> </para> 272 </sect2> 273 274 <sect2 xml:id="kernel-sysctl"> 275 <title>System Tuning and Controls</title> 276 277 <para revision="276986">Throttling via <acronym>ACPI</acronym> 278 and <acronym>P4TCC</acronym> via &man.device.hints.5; have 279 been turned off by default.</para> 280 281 <para revision="278982" contrib="sponsor" sponsor="&ff;">The 282 &man.hwpmc.4; default and maximum callchain depths have been 283 increased. The default has been increased from 16 to 32, and 284 the maximum increased from 32 to 128.</para> 285 286 <para revision="281255" contrib="sponsor" 287 sponsor="&ix;, &ff;">The &man.devfs.5; device filesystem has 288 been changed to update timestamps for read/write operations 289 using seconds precision. A new &man.sysctl.8;, 290 <literal>vfs.devfs.dotimes</literal> has been added, which 291 when set to a non-zero value, enables default precision 292 timestamps for these operations.</para> 293 294 <para revision="280632">The <literal>kern.osrelease</literal> 295 and <literal>kern.osreldate</literal> are now configurable 296 &man.jail.8; parameters.</para> 297 </sect2> 298 </sect1> 299 300 <sect1 xml:id="drivers"> 301 <title>Devices and Drivers</title> 302 303 <para>This section covers changes and additions to devices and 304 device drivers since &release.prev;.</para> 305 306 <sect2 xml:id="drivers-device"> 307 <title>Device Drivers</title> 308 309 <para revision="282199">The <literal>drm</literal> code has 310 been updated to match &linux; version 3.8.13.</para> 311 </sect2> 312 313 <sect2 xml:id="drivers-storage"> 314 <title>Storage Drivers</title> 315 316 <para revision="281957">The &man.hptnr.4; driver has been 317 updated to version 1.1.1.</para> 318 </sect2> 319 320 <sect2 xml:id="drivers-network"> 321 <title>Network Drivers</title> 322 323 <para> </para> 324 </sect2> 325 </sect1> 326 327 <sect1 xml:id="hardware"> 328 <title>Hardware Support</title> 329 330 <para>This section covers general hardware support for physical 331 machines, hypervisors, and virtualization environments, as well 332 as hardware changes and updates that do not otherwise fit in 333 other sections of this document.</para> 334 335 <sect2 xml:id="hardware-support"> 336 <title>Hardware Support</title> 337 338 <para> </para> 339 </sect2> 340 341 <sect2 xml:id="hardware-virtualization"> 342 <title>Virtualization Support</title> 343 344 <para revision="280370">The &man.bhyve.8; hypervisor has been 345 updated to support <literal>DSM TRIM</literal> commands for 346 virtual <acronym>AHCI</acronym> disks.</para> 347 </sect2> 348 349 <sect2 xml:id="hardware-arm"> 350 <title>ARM Support</title> 351 352 <para revision="278608">The <literal>bcm2835_cpufreq</literal> 353 driver has been added, which supports <acronym>CPU</acronym> 354 frequency and voltage control on the Raspberry Pi 355 <acronym>SOC</acronym>.</para> 356 </sect2> 357 </sect1> 358 359 <sect1 xml:id="storage"> 360 <title>Storage</title> 361 362 <para>This section covers changes and additions to file systems 363 and other storage subsystems, both local and networked.</para> 364 365 <sect2 xml:id="storage-general"> 366 <title>General Storage</title> 367 368 <para revision="279002" contrib="sponsor" sponsor="&ix;">The 369 &man.ctl.4; <acronym>LUN</acronym> mapping has been rewritten, 370 replacing <acronym>iSCSI</acronym>-specific mapping mechanisms 371 with a new mechanism that works for any port.</para> 372 373 <para revision="279055" contrib="sponsor" sponsor="&ix;">The 374 &man.ctld.8; utility has been updated to allow controlling 375 non-<acronym>iSCSI</acronym> &man.ctl.4; ports.</para> 376 </sect2> 377 378 <sect2 xml:id="storage-net"> 379 <title>Networked Storage</title> 380 381 <para revision="274939" contrib="sponsor" sponsor="&ix;">The 382 &man.ctld.8; utility has been updated to include support for 383 registering <acronym>iSCSI</acronym> targets and portals on 384 <acronym>iSNS</acronym> servers. This provides a mechanism 385 which allows <acronym>iSCSI</acronym> initiators to find 386 targets and portals without requiring active 387 discovery.</para> 388 </sect2> 389 390 <sect2 xml:id="storage-zfs"> 391 <title>ZFS</title> 392 393 <para revision="275490">A new tunable, 394 <literal>vfs.zfs.spa_slop_shift</literal>, has been added, 395 which controls how much space is reserved by default.</para> 396 397 <para revision="277583">The <literal>arc_meta_limit</literal> 398 statistics are now visible through the 399 <literal>kstat</literal> &man.sysctl.8;. As a result of this 400 change, the <literal>vfs.zfs.arc_meta_used</literal> 401 &man.sysctl.8; has been removed, and replaced with the 402 <literal>kstat.zfs.misc.arcstats.arc_meta_used</literal> 403 &man.sysctl.8;.</para> 404 </sect2> 405 406 <sect2 xml:id="storage-geom"> 407 <title>&man.geom.4;</title> 408 409 <para revision="275891" contrib="sponsor" sponsor="&ix;">The 410 &man.ctl.4; subsystem has been updated, increasing the ports 411 limit from <literal>128</literal> to <literal>256</literal>, 412 and <acronym>LUN</acronym> limit from <literal>256</literal> 413 to <literal>1024</literal>.</para> 414 </sect2> 415 </sect1> 416 417 <sect1 xml:id="boot"> 418 <title>Boot Loader Changes</title> 419 420 <para>This section covers the boot loader, boot menu, and other 421 boot-related changes.</para> 422 423 <sect2 xml:id="boot-loader"> 424 <title>Boot Loader Changes</title> 425 426 <para revision="281843">The boot loader has been updated to 427 support entering the <acronym>GELI</acronym> passphrase before 428 loading the kernel. To enable this behavior, add 429 <literal>geom_eli_passphrase_prompt="YES"</literal> to 430 &man.loader.conf.5;.</para> 431 </sect2> 432 433 <sect2 xml:id="boot-menu"> 434 <title>Boot Menu Changes</title> 435 436 <para> </para> 437 </sect2> 438 </sect1> 439 440 <sect1 xml:id="network"> 441 <title>Networking</title> 442 443 <para>This section describes changes that affect networking in 444 &os;.</para> 445 446 <sect2 xml:id="network-protocols"> 447 <title>Network Procols</title> 448 449 <para> </para> 450 </sect2> 451 </sect1> 452 453 <sect1 xml:id="ports"> 454 <title>Ports Collection and Package Infrastructure</title> 455 456 <para>This section covers changes to the &os; Ports 457 Collection, package infrastructure, and package maintenance and 458 installation tools.</para> 459 460 <sect2 xml:id="ports-infrastructure"> 461 <title>Infrastructure Changes</title> 462 463 <para> </para> 464 </sect2> 465 466 <sect2 xml:id="ports-packages "> 467 <title>Packaging Changes</title> 468 469 <para> </para> 470 </sect2> 471 </sect1> 472 473 <sect1 xml:id="doc"> 474 <title>Documentation</title> 475 476 <para>This section covers changes to the &os; Documentation 477 Project sources and toolchain.</para> 478 479 <sect2 xml:id="doc-sources"> 480 <title>Documentation Source Changes</title> 481 482 <para> </para> 483 </sect2> 484 485 <sect2 xml:id="doc-toolchain"> 486 <title>Documentation Toolchain Changes</title> 487 488 <para> </para> 489 </sect2> 490 </sect1> 491 492 <sect1 xml:id="releng"> 493 <title>Release Engineering and Integration</title> 494 495 <para>This section convers changes that are specific to the 496 &os; Release Engineering processes.</para> 497 498 <sect2 xml:id="releng-changes"> 499 <title>Integration Changes</title> 500 501 <para> </para> 502 </sect2> 503 </sect1> 504</article> 505