article.xml revision 282189
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 282189 2015-04-28 18:11:51Z gjb $</pubdate> 24 25 <!-- Last rev: 279055 --> 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 </sect2> 191 192 <sect2 xml:id="userland-contrib"> 193 <title>Contributed Software</title> 194 195 <para revision="280304"><application>OpenSSL</application> has 196 been updated to version 1.0.1m.</para> 197 </sect2> 198 199 <sect2 xml:id="userland-installer"> 200 <title>Installation and Configuration Tools</title> 201 202 <para> </para> 203 </sect2> 204 205 <sect2 xml:id="userland-rc"> 206 <title><filename class="directory">/etc/rc.d</filename> 207 Scripts</title> 208 209 <para> </para> 210 </sect2> 211 212 <sect2 xml:id="userland-periodic"> 213 <title><filename class="directory">/etc/periodic</filename> 214 Scripts</title> 215 216 <para> </para> 217 </sect2> 218 219 <sect2 xml:id="userland-libraries"> 220 <title>Runtime Libraries and API</title> 221 222 <para revision="275040">A new file configuration library, 223 &man.figpar.3;, has been added to the base system.</para> 224 225 <para revision="280392">The &man.setmode.3; function has been 226 updated to consistently set <literal>errno</literal> on 227 failure.</para> 228 </sect2> 229 230 <sect2 xml:id="userland-abi"> 231 <title>ABI Compatibility</title> 232 233 <para> </para> 234 </sect2> 235 </sect1> 236 237 <sect1 xml:id="kernel"> 238 <title>Kernel</title> 239 240 <para>This section covers changes to kernel configurations, system 241 tuning, and system control parameters that are not otherwise 242 categorized.</para> 243 244 <sect2 xml:id="kernel-bugfix"> 245 <title>Kernel Bug Fixes</title> 246 247 <para> </para> 248 </sect2> 249 250 <sect2 xml:id="kernel-config"> 251 <title>Kernel Configuration</title> 252 253 <para> </para> 254 </sect2> 255 256 <sect2 xml:id="kernel-sysctl"> 257 <title>System Tuning and Controls</title> 258 259 <para revision="276986">Throttling via <acronym>ACPI</acronym> 260 and <acronym>P4TCC</acronym> via &man.device.hints.5; have 261 been turned off by default.</para> 262 263 <para revision="278982" contrib="sponsor" sponsor="&ff;">The 264 &man.hwpmc.4; default and maximum callchain depths have been 265 increased. The default has been increased from 16 to 32, and 266 the maximum increased from 32 to 128.</para> 267 </sect2> 268 </sect1> 269 270 <sect1 xml:id="drivers"> 271 <title>Devices and Drivers</title> 272 273 <para>This section covers changes and additions to devices and 274 device drivers since &release.prev;.</para> 275 276 <sect2 xml:id="drivers-device"> 277 <title>Device Drivers</title> 278 279 <para> </para> 280 </sect2> 281 282 <sect2 xml:id="drivers-storage"> 283 <title>Storage Drivers</title> 284 285 <para> </para> 286 </sect2> 287 288 <sect2 xml:id="drivers-network"> 289 <title>Network Drivers</title> 290 291 <para> </para> 292 </sect2> 293 </sect1> 294 295 <sect1 xml:id="hardware"> 296 <title>Hardware Support</title> 297 298 <para>This section covers general hardware support for physical 299 machines, hypervisors, and virtualization environments, as well 300 as hardware changes and updates that do not otherwise fit in 301 other sections of this document.</para> 302 303 <sect2 xml:id="hardware-support"> 304 <title>Hardware Support</title> 305 306 <para> </para> 307 </sect2> 308 309 <sect2 xml:id="hardware-virtualization"> 310 <title>Virtualization Support</title> 311 312 <para revision="280370">The &man.bhyve.8; hypervisor has been 313 updated to support <literal>DSM TRIM</literal> commands for 314 virtual <acronym>AHCI</acronym> disks.</para> 315 </sect2> 316 317 <sect2 xml:id="hardware-arm"> 318 <title>ARM Support</title> 319 320 <para> </para> 321 </sect2> 322 </sect1> 323 324 <sect1 xml:id="storage"> 325 <title>Storage</title> 326 327 <para>This section covers changes and additions to file systems 328 and other storage subsystems, both local and networked.</para> 329 330 <sect2 xml:id="storage-general"> 331 <title>General Storage</title> 332 <para revision="279002" contrib="sponsor" sponsor="&ix;">The 333 &man.ctl.4; <acronym>LUN</acronym> mapping has been rewritten, 334 replacing <acronym>iSCSI</acronym>-specific mapping mechanisms 335 with a new mechanism that works for any port.</para> 336 337 <para revision="279055" contrib="sponsor" sponsor="&ix;">The 338 &man.ctld.8; utility has been updated to allow controlling 339 non-<acronym>iSCSI</acronym> &man.ctl.4; ports.</para> 340 </sect2> 341 342 <sect2 xml:id="storage-net"> 343 <title>Networked Storage</title> 344 345 <para revision="274939" contrib="sponsor" sponsor="&ix;">The 346 &man.ctld.8; utility has been updated to include support for 347 registering <acronym>iSCSI</acronym> targets and portals on 348 <acronym>iSNS</acronym> servers. This provides a mechanism 349 which allows <acronym>iSCSI</acronym> initiators to find 350 targets and portals without requiring active 351 discovery.</para> 352 </sect2> 353 354 <sect2 xml:id="storage-zfs"> 355 <title>ZFS</title> 356 357 <para revision="275490">A new tunable, 358 <literal>vfs.zfs.spa_slop_shift</literal>, has been added, 359 which controls how much space is reserved by default.</para> 360 361 <para revision="277583">The <literal>arc_meta_limit</literal> 362 statistics are now visible through the 363 <literal>kstat</literal> &man.sysctl.8;. As a result of this 364 change, the <literal>vfs.zfs.arc_meta_used</literal> 365 &man.sysctl.8; has been removed, and replaced with the 366 <literal>kstat.zfs.misc.arcstats.arc_meta_used</literal> 367 &man.sysctl.8;.</para> 368 </sect2> 369 370 <sect2 xml:id="storage-geom"> 371 <title>&man.geom.4;</title> 372 373 <para revision="275891" contrib="sponsor" sponsor="&ix;">The 374 &man.ctl.4; subsystem has been updated, increasing the ports 375 limit from <literal>128</literal> to <literal>256</literal>, 376 and <acronym>LUN</acronym> limit from <literal>256</literal> 377 to <literal>1024</literal>.</para> 378 </sect2> 379 </sect1> 380 381 <sect1 xml:id="boot"> 382 <title>Boot Loader Changes</title> 383 384 <para>This section covers the boot loader, boot menu, and other 385 boot-related changes.</para> 386 387 <sect2 xml:id="boot-loader"> 388 <title>Boot Loader Changes</title> 389 390 <para> </para> 391 </sect2> 392 393 <sect2 xml:id="boot-menu"> 394 <title>Boot Menu Changes</title> 395 396 <para> </para> 397 </sect2> 398 </sect1> 399 400 <sect1 xml:id="network"> 401 <title>Networking</title> 402 403 <para>This section describes changes that affect networking in 404 &os;.</para> 405 406 <sect2 xml:id="network-protocols"> 407 <title>Network Procols</title> 408 409 <para> </para> 410 </sect2> 411 </sect1> 412 413 <sect1 xml:id="ports"> 414 <title>Ports Collection and Package Infrastructure</title> 415 416 <para>This section covers changes to the &os; Ports 417 Collection, package infrastructure, and package maintenance and 418 installation tools.</para> 419 420 <sect2 xml:id="ports-infrastructure"> 421 <title>Infrastructure Changes</title> 422 423 <para> </para> 424 </sect2> 425 426 <sect2 xml:id="ports-packages "> 427 <title>Packaging Changes</title> 428 429 <para> </para> 430 </sect2> 431 </sect1> 432 433 <sect1 xml:id="doc"> 434 <title>Documentation</title> 435 436 <para>This section covers changes to the &os; Documentation 437 Project sources and toolchain.</para> 438 439 <sect2 xml:id="doc-sources"> 440 <title>Documentation Source Changes</title> 441 442 <para> </para> 443 </sect2> 444 445 <sect2 xml:id="doc-toolchain"> 446 <title>Documentation Toolchain Changes</title> 447 448 <para> </para> 449 </sect2> 450 </sect1> 451 452 <sect1 xml:id="releng"> 453 <title>Release Engineering and Integration</title> 454 455 <para>This section convers changes that are specific to the 456 &os; Release Engineering processes.</para> 457 458 <sect2 xml:id="releng-changes"> 459 <title>Integration Changes</title> 460 461 <para> </para> 462 </sect2> 463 </sect1> 464</article> 465