article.xml revision 282196
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 282196 2015-04-28 18:12:08Z 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 </sect2> 283 </sect1> 284 285 <sect1 xml:id="drivers"> 286 <title>Devices and Drivers</title> 287 288 <para>This section covers changes and additions to devices and 289 device drivers since &release.prev;.</para> 290 291 <sect2 xml:id="drivers-device"> 292 <title>Device Drivers</title> 293 294 <para> </para> 295 </sect2> 296 297 <sect2 xml:id="drivers-storage"> 298 <title>Storage Drivers</title> 299 300 <para revision="281957">The &man.hptnr.4; driver has been 301 updated to version 1.1.1.</para> 302 </sect2> 303 304 <sect2 xml:id="drivers-network"> 305 <title>Network Drivers</title> 306 307 <para> </para> 308 </sect2> 309 </sect1> 310 311 <sect1 xml:id="hardware"> 312 <title>Hardware Support</title> 313 314 <para>This section covers general hardware support for physical 315 machines, hypervisors, and virtualization environments, as well 316 as hardware changes and updates that do not otherwise fit in 317 other sections of this document.</para> 318 319 <sect2 xml:id="hardware-support"> 320 <title>Hardware Support</title> 321 322 <para> </para> 323 </sect2> 324 325 <sect2 xml:id="hardware-virtualization"> 326 <title>Virtualization Support</title> 327 328 <para revision="280370">The &man.bhyve.8; hypervisor has been 329 updated to support <literal>DSM TRIM</literal> commands for 330 virtual <acronym>AHCI</acronym> disks.</para> 331 </sect2> 332 333 <sect2 xml:id="hardware-arm"> 334 <title>ARM Support</title> 335 336 <para> </para> 337 </sect2> 338 </sect1> 339 340 <sect1 xml:id="storage"> 341 <title>Storage</title> 342 343 <para>This section covers changes and additions to file systems 344 and other storage subsystems, both local and networked.</para> 345 346 <sect2 xml:id="storage-general"> 347 <title>General Storage</title> 348 <para revision="279002" contrib="sponsor" sponsor="&ix;">The 349 &man.ctl.4; <acronym>LUN</acronym> mapping has been rewritten, 350 replacing <acronym>iSCSI</acronym>-specific mapping mechanisms 351 with a new mechanism that works for any port.</para> 352 353 <para revision="279055" contrib="sponsor" sponsor="&ix;">The 354 &man.ctld.8; utility has been updated to allow controlling 355 non-<acronym>iSCSI</acronym> &man.ctl.4; ports.</para> 356 </sect2> 357 358 <sect2 xml:id="storage-net"> 359 <title>Networked Storage</title> 360 361 <para revision="274939" contrib="sponsor" sponsor="&ix;">The 362 &man.ctld.8; utility has been updated to include support for 363 registering <acronym>iSCSI</acronym> targets and portals on 364 <acronym>iSNS</acronym> servers. This provides a mechanism 365 which allows <acronym>iSCSI</acronym> initiators to find 366 targets and portals without requiring active 367 discovery.</para> 368 </sect2> 369 370 <sect2 xml:id="storage-zfs"> 371 <title>ZFS</title> 372 373 <para revision="275490">A new tunable, 374 <literal>vfs.zfs.spa_slop_shift</literal>, has been added, 375 which controls how much space is reserved by default.</para> 376 377 <para revision="277583">The <literal>arc_meta_limit</literal> 378 statistics are now visible through the 379 <literal>kstat</literal> &man.sysctl.8;. As a result of this 380 change, the <literal>vfs.zfs.arc_meta_used</literal> 381 &man.sysctl.8; has been removed, and replaced with the 382 <literal>kstat.zfs.misc.arcstats.arc_meta_used</literal> 383 &man.sysctl.8;.</para> 384 </sect2> 385 386 <sect2 xml:id="storage-geom"> 387 <title>&man.geom.4;</title> 388 389 <para revision="275891" contrib="sponsor" sponsor="&ix;">The 390 &man.ctl.4; subsystem has been updated, increasing the ports 391 limit from <literal>128</literal> to <literal>256</literal>, 392 and <acronym>LUN</acronym> limit from <literal>256</literal> 393 to <literal>1024</literal>.</para> 394 </sect2> 395 </sect1> 396 397 <sect1 xml:id="boot"> 398 <title>Boot Loader Changes</title> 399 400 <para>This section covers the boot loader, boot menu, and other 401 boot-related changes.</para> 402 403 <sect2 xml:id="boot-loader"> 404 <title>Boot Loader Changes</title> 405 406 <para revision="281843">The boot loader has been updated to 407 support entering the <acronym>GELI</acronym> passphrase before 408 loading the kernel. To enable this behavior, add 409 <literal>geom_eli_passphrase_prompt="YES"</literal> to 410 &man.loader.conf.5;.</para> 411 </sect2> 412 413 <sect2 xml:id="boot-menu"> 414 <title>Boot Menu Changes</title> 415 416 <para> </para> 417 </sect2> 418 </sect1> 419 420 <sect1 xml:id="network"> 421 <title>Networking</title> 422 423 <para>This section describes changes that affect networking in 424 &os;.</para> 425 426 <sect2 xml:id="network-protocols"> 427 <title>Network Procols</title> 428 429 <para> </para> 430 </sect2> 431 </sect1> 432 433 <sect1 xml:id="ports"> 434 <title>Ports Collection and Package Infrastructure</title> 435 436 <para>This section covers changes to the &os; Ports 437 Collection, package infrastructure, and package maintenance and 438 installation tools.</para> 439 440 <sect2 xml:id="ports-infrastructure"> 441 <title>Infrastructure Changes</title> 442 443 <para> </para> 444 </sect2> 445 446 <sect2 xml:id="ports-packages "> 447 <title>Packaging Changes</title> 448 449 <para> </para> 450 </sect2> 451 </sect1> 452 453 <sect1 xml:id="doc"> 454 <title>Documentation</title> 455 456 <para>This section covers changes to the &os; Documentation 457 Project sources and toolchain.</para> 458 459 <sect2 xml:id="doc-sources"> 460 <title>Documentation Source Changes</title> 461 462 <para> </para> 463 </sect2> 464 465 <sect2 xml:id="doc-toolchain"> 466 <title>Documentation Toolchain Changes</title> 467 468 <para> </para> 469 </sect2> 470 </sect1> 471 472 <sect1 xml:id="releng"> 473 <title>Release Engineering and Integration</title> 474 475 <para>This section convers changes that are specific to the 476 &os; Release Engineering processes.</para> 477 478 <sect2 xml:id="releng-changes"> 479 <title>Integration Changes</title> 480 481 <para> </para> 482 </sect2> 483 </sect1> 484</article> 485