article.xml revision 282203
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 282203 2015-04-28 21:58:11Z 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="280304"><application>OpenSSL</application> has 208 been updated to version 1.0.1m.</para> 209 210 <para revision="281687">The &man.acpi.4; subsystem has been 211 updated to version 20150410.</para> 212 </sect2> 213 214 <sect2 xml:id="userland-installer"> 215 <title>Installation and Configuration Tools</title> 216 217 <para> </para> 218 </sect2> 219 220 <sect2 xml:id="userland-rc"> 221 <title><filename class="directory">/etc/rc.d</filename> 222 Scripts</title> 223 224 <para> </para> 225 </sect2> 226 227 <sect2 xml:id="userland-periodic"> 228 <title><filename class="directory">/etc/periodic</filename> 229 Scripts</title> 230 231 <para> </para> 232 </sect2> 233 234 <sect2 xml:id="userland-libraries"> 235 <title>Runtime Libraries and API</title> 236 237 <para revision="275040">A new file configuration library, 238 &man.figpar.3;, has been added to the base system.</para> 239 240 <para revision="280392">The &man.setmode.3; function has been 241 updated to consistently set <literal>errno</literal> on 242 failure.</para> 243 </sect2> 244 245 <sect2 xml:id="userland-abi"> 246 <title>ABI Compatibility</title> 247 248 <para> </para> 249 </sect2> 250 </sect1> 251 252 <sect1 xml:id="kernel"> 253 <title>Kernel</title> 254 255 <para>This section covers changes to kernel configurations, system 256 tuning, and system control parameters that are not otherwise 257 categorized.</para> 258 259 <sect2 xml:id="kernel-bugfix"> 260 <title>Kernel Bug Fixes</title> 261 262 <para> </para> 263 </sect2> 264 265 <sect2 xml:id="kernel-config"> 266 <title>Kernel Configuration</title> 267 268 <para> </para> 269 </sect2> 270 271 <sect2 xml:id="kernel-sysctl"> 272 <title>System Tuning and Controls</title> 273 274 <para revision="276986">Throttling via <acronym>ACPI</acronym> 275 and <acronym>P4TCC</acronym> via &man.device.hints.5; have 276 been turned off by default.</para> 277 278 <para revision="278982" contrib="sponsor" sponsor="&ff;">The 279 &man.hwpmc.4; default and maximum callchain depths have been 280 increased. The default has been increased from 16 to 32, and 281 the maximum increased from 32 to 128.</para> 282 283 <para revision="281255" contrib="sponsor" 284 sponsor="&ix;, &ff;">The &man.devfs.5; device filesystem has 285 been changed to update timestamps for read/write operations 286 using seconds precision. A new &man.sysctl.8;, 287 <literal>vfs.devfs.dotimes</literal> has been added, which 288 when set to a non-zero value, enables default precision 289 timestamps for these operations.</para> 290 </sect2> 291 </sect1> 292 293 <sect1 xml:id="drivers"> 294 <title>Devices and Drivers</title> 295 296 <para>This section covers changes and additions to devices and 297 device drivers since &release.prev;.</para> 298 299 <sect2 xml:id="drivers-device"> 300 <title>Device Drivers</title> 301 302 <para> </para> 303 </sect2> 304 305 <sect2 xml:id="drivers-storage"> 306 <title>Storage Drivers</title> 307 308 <para revision="281957">The &man.hptnr.4; driver has been 309 updated to version 1.1.1.</para> 310 </sect2> 311 312 <sect2 xml:id="drivers-network"> 313 <title>Network Drivers</title> 314 315 <para> </para> 316 </sect2> 317 </sect1> 318 319 <sect1 xml:id="hardware"> 320 <title>Hardware Support</title> 321 322 <para>This section covers general hardware support for physical 323 machines, hypervisors, and virtualization environments, as well 324 as hardware changes and updates that do not otherwise fit in 325 other sections of this document.</para> 326 327 <sect2 xml:id="hardware-support"> 328 <title>Hardware Support</title> 329 330 <para> </para> 331 </sect2> 332 333 <sect2 xml:id="hardware-virtualization"> 334 <title>Virtualization Support</title> 335 336 <para revision="280370">The &man.bhyve.8; hypervisor has been 337 updated to support <literal>DSM TRIM</literal> commands for 338 virtual <acronym>AHCI</acronym> disks.</para> 339 </sect2> 340 341 <sect2 xml:id="hardware-arm"> 342 <title>ARM Support</title> 343 344 <para> </para> 345 </sect2> 346 </sect1> 347 348 <sect1 xml:id="storage"> 349 <title>Storage</title> 350 351 <para>This section covers changes and additions to file systems 352 and other storage subsystems, both local and networked.</para> 353 354 <sect2 xml:id="storage-general"> 355 <title>General Storage</title> 356 357 <para revision="279002" contrib="sponsor" sponsor="&ix;">The 358 &man.ctl.4; <acronym>LUN</acronym> mapping has been rewritten, 359 replacing <acronym>iSCSI</acronym>-specific mapping mechanisms 360 with a new mechanism that works for any port.</para> 361 362 <para revision="279055" contrib="sponsor" sponsor="&ix;">The 363 &man.ctld.8; utility has been updated to allow controlling 364 non-<acronym>iSCSI</acronym> &man.ctl.4; ports.</para> 365 </sect2> 366 367 <sect2 xml:id="storage-net"> 368 <title>Networked Storage</title> 369 370 <para revision="274939" contrib="sponsor" sponsor="&ix;">The 371 &man.ctld.8; utility has been updated to include support for 372 registering <acronym>iSCSI</acronym> targets and portals on 373 <acronym>iSNS</acronym> servers. This provides a mechanism 374 which allows <acronym>iSCSI</acronym> initiators to find 375 targets and portals without requiring active 376 discovery.</para> 377 </sect2> 378 379 <sect2 xml:id="storage-zfs"> 380 <title>ZFS</title> 381 382 <para revision="275490">A new tunable, 383 <literal>vfs.zfs.spa_slop_shift</literal>, has been added, 384 which controls how much space is reserved by default.</para> 385 386 <para revision="277583">The <literal>arc_meta_limit</literal> 387 statistics are now visible through the 388 <literal>kstat</literal> &man.sysctl.8;. As a result of this 389 change, the <literal>vfs.zfs.arc_meta_used</literal> 390 &man.sysctl.8; has been removed, and replaced with the 391 <literal>kstat.zfs.misc.arcstats.arc_meta_used</literal> 392 &man.sysctl.8;.</para> 393 </sect2> 394 395 <sect2 xml:id="storage-geom"> 396 <title>&man.geom.4;</title> 397 398 <para revision="275891" contrib="sponsor" sponsor="&ix;">The 399 &man.ctl.4; subsystem has been updated, increasing the ports 400 limit from <literal>128</literal> to <literal>256</literal>, 401 and <acronym>LUN</acronym> limit from <literal>256</literal> 402 to <literal>1024</literal>.</para> 403 </sect2> 404 </sect1> 405 406 <sect1 xml:id="boot"> 407 <title>Boot Loader Changes</title> 408 409 <para>This section covers the boot loader, boot menu, and other 410 boot-related changes.</para> 411 412 <sect2 xml:id="boot-loader"> 413 <title>Boot Loader Changes</title> 414 415 <para revision="281843">The boot loader has been updated to 416 support entering the <acronym>GELI</acronym> passphrase before 417 loading the kernel. To enable this behavior, add 418 <literal>geom_eli_passphrase_prompt="YES"</literal> to 419 &man.loader.conf.5;.</para> 420 </sect2> 421 422 <sect2 xml:id="boot-menu"> 423 <title>Boot Menu Changes</title> 424 425 <para> </para> 426 </sect2> 427 </sect1> 428 429 <sect1 xml:id="network"> 430 <title>Networking</title> 431 432 <para>This section describes changes that affect networking in 433 &os;.</para> 434 435 <sect2 xml:id="network-protocols"> 436 <title>Network Procols</title> 437 438 <para> </para> 439 </sect2> 440 </sect1> 441 442 <sect1 xml:id="ports"> 443 <title>Ports Collection and Package Infrastructure</title> 444 445 <para>This section covers changes to the &os; Ports 446 Collection, package infrastructure, and package maintenance and 447 installation tools.</para> 448 449 <sect2 xml:id="ports-infrastructure"> 450 <title>Infrastructure Changes</title> 451 452 <para> </para> 453 </sect2> 454 455 <sect2 xml:id="ports-packages "> 456 <title>Packaging Changes</title> 457 458 <para> </para> 459 </sect2> 460 </sect1> 461 462 <sect1 xml:id="doc"> 463 <title>Documentation</title> 464 465 <para>This section covers changes to the &os; Documentation 466 Project sources and toolchain.</para> 467 468 <sect2 xml:id="doc-sources"> 469 <title>Documentation Source Changes</title> 470 471 <para> </para> 472 </sect2> 473 474 <sect2 xml:id="doc-toolchain"> 475 <title>Documentation Toolchain Changes</title> 476 477 <para> </para> 478 </sect2> 479 </sect1> 480 481 <sect1 xml:id="releng"> 482 <title>Release Engineering and Integration</title> 483 484 <para>This section convers changes that are specific to the 485 &os; Release Engineering processes.</para> 486 487 <sect2 xml:id="releng-changes"> 488 <title>Integration Changes</title> 489 490 <para> </para> 491 </sect2> 492 </sect1> 493</article> 494