article.xml revision 270376
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]> 11<article xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0"> 12<info> 13 <title>&os; &release.current; Release Notes</title> 14 15 <author> 16 <orgname>The &os; Project</orgname> 17 </author> 18 19 <pubdate>$FreeBSD: stable/10/release/doc/en_US.ISO8859-1/relnotes/article.xml 270376 2014-08-22 20:32:27Z gjb $</pubdate> 20 21 <copyright> 22 <year>2000</year> 23 <year>2001</year> 24 <year>2002</year> 25 <year>2003</year> 26 <year>2004</year> 27 <year>2005</year> 28 <year>2006</year> 29 <year>2007</year> 30 <year>2008</year> 31 <year>2009</year> 32 <year>2010</year> 33 <year>2011</year> 34 <year>2012</year> 35 <year>2013</year> 36 <year>2014</year> 37 <holder role="mailto:doc@FreeBSD.org">The &os; Documentation Project</holder> 38 </copyright> 39 40 <legalnotice xml:id="trademarks" role="trademarks"> 41 &tm-attrib.freebsd; 42 &tm-attrib.ibm; 43 &tm-attrib.ieee; 44 &tm-attrib.intel; 45 &tm-attrib.sparc; 46 &tm-attrib.general; 47 </legalnotice> 48 49 <abstract> 50 <para>The release notes for &os; &release.current; contain 51 a summary of the changes made to the &os; base system on the 52 &release.branch; development line. This document lists 53 applicable security advisories that were issued since the last 54 release, as well as significant changes to the &os; kernel and 55 userland. Some brief remarks on upgrading are also 56 presented.</para> 57 </abstract> 58</info> 59 60<sect1 xml:id="intro"> 61 <title>Introduction</title> 62 63 <para>This document contains the release notes for &os; 64 &release.current;. It describes recently added, changed, or 65 deleted features of &os;. It also provides some notes on 66 upgrading from previous versions of &os;.</para> 67 68 <para releasetype="current">The &release.type; distribution to which 69 these release notes apply represents the latest point along the 70 &release.branch; development branch since &release.branch; was 71 created. Information regarding pre-built, binary &release.type; 72 distributions along this branch can be found at <uri 73 xlink:href="&release.url;">&release.url;</uri>.</para> 74 75 <para releasetype="snapshot">The &release.type; distribution to 76 which these release notes apply represents a point along the 77 &release.branch; development branch between &release.prev; and the 78 future &release.next;. Information regarding pre-built, binary 79 &release.type; distributions along this branch can be found at 80 <uri xlink:href="&release.url;">&release.url;</uri>.</para> 81 82 <para releasetype="release">This distribution of &os; 83 &release.current; is a &release.type; distribution. It can be 84 found at <uri xlink:href="&release.url;">&release.url;</uri> or 85 any of its mirrors. More information on obtaining this (or other) 86 &release.type; distributions of &os; can be found in the <link 87 xlink:href="&url.books.handbook;/mirrors.html"><quote>Obtaining 88 &os;</quote> appendix</link> to the <link 89 xlink:href="&url.books.handbook;/">&os; Handbook</link>.</para> 90 91 <para>All users are encouraged to consult the release errata before 92 installing &os;. The errata document is updated with 93 <quote>late-breaking</quote> information discovered late in the 94 release cycle or after the release. Typically, it contains 95 information on known bugs, security advisories, and corrections to 96 documentation. An up-to-date copy of the errata for &os; 97 &release.current; can be found on the &os; Web site.</para> 98</sect1> 99 100<sect1 xml:id="new"> 101 <title>What's New</title> 102 103 <para>This section describes the most user-visible new or changed 104 features in &os; since &release.prev;.</para> 105 106 <para>Typical release note items document recent security advisories 107 issued after &release.prev;, new drivers or hardware support, new 108 commands or options, major bug fixes, or contributed software 109 upgrades. They may also list changes to major ports/packages or 110 release engineering practices. Clearly the release notes cannot 111 list every single change made to &os; between releases; this 112 document focuses primarily on security advisories, user-visible 113 changes, and major architectural improvements.</para> 114 115 <sect2 xml:id="security"> 116 <title>Security Advisories</title> 117 118 <para> </para> 119 120 </sect2> 121 122 <sect2 xml:id="kernel"> 123 <title>Kernel Changes</title> 124 125 <para revision="260338">The <literal>vfs.zfs.zio.use_uma</literal> 126 &man.sysctl.8; has been re-enabled. On multi-CPU machines with 127 enough RAM, this can easily double &man.zfs.8; performance or 128 reduce CPU usage in half. It was originally disabled due to 129 memory and <acronym>KVA</acronym> exhaustion problem reports, 130 which should be resolved due to several change in the VM 131 subsystem.</para> 132 133 <para revision="260385" contrib="sponsor" sponsor="&ix;">The 134 &man.geom.4; RAID driver has been 135 updated to support unmapped I/O.</para> 136 137 <para revision="260431">A new &man.sysctl.8;, 138 <literal>kern.panic_reboot_wait_time</literal>, has been added, 139 which allows controlling how long the system will wait after 140 &man.panic.9; before rebooting.</para> 141 142 <para revision="260857">The &man.virtio_blk.4; driver has been 143 updated to support unmapped I/O.</para> 144 145 <para revision="260858">The &man.virtio_scsi.4; driver has been 146 updated to support unmapped I/O.</para> 147 148 <para revision="265388" contrib="sponsor" sponsor="&lsi;">The 149 &man.mpr.4; device has been added, 150 providing support for LSI Fusion-MPT 3 12Gb SCSI/SATA 151 controllers.</para> 152 153 <para revision="265922" contrib="sponsor" sponsor="&lsi;">The 154 &man.mrsas.4; driver has been added, 155 providing support for LSI MegaRAID SAS controllers. The 156 &man.mfi.4; driver will attach to the controller, by default. 157 To enable &man.mrsas.4; add 158 <literal>hw.mfi.mrsas_enable=1</literal> to 159 <filename>/boot/loader.conf</filename>, which turns off 160 &man.mfi.4; device probing.</para> 161 162 <note> 163 <para>At this time, the &man.mfiutil.8; utility and 164 the &os; version of 165 <application>MegaCLI</application> and 166 <application>StorCli</application> do not work with 167 &man.mrsas.4;.</para> 168 </note> 169 170 <para revision="266165">A kernel bug that inhibited proper 171 functionality of the <literal>dev.cpu.0.freq</literal> 172 &man.sysctl.8; on &intel; processors with Turbo 173 Boost ™ enabled has been fixed.</para> 174 175 <sect3 xml:id="kernel-virtualization"> 176 <title>Virtualization support</title> 177 178 <para revision="259450">Support for µsoft; Hyper-V 179 has been added to &os;/i386 as loadable modules, however 180 not available in the <filename>GENERIC</filename> kernel 181 configuration.</para> 182 183 <para revision="261090">The &man.bhyve.4; hypervisor now 184 supports soft power-off functionality via the ACPI S5 185 state.</para> 186 </sect3> 187 188 <sect3 xml:id="kernel-arm"> 189 <title>ARM support</title> 190 191 <para revision="259355">The <filename>WANDBOARD</filename> 192 kernel configuration file has been added.</para> 193 194 </sect3> 195 196 <sect3 xml:id="boot"> 197 <title>Boot Loader Changes</title> 198 199 <para> </para> 200 201 </sect3> 202 203 <sect3 xml:id="proc"> 204 <title>Hardware Support</title> 205 206 <para> </para> 207 208 <sect4 xml:id="mm"> 209 <title>Multimedia Support</title> 210 211 <para> </para> 212 213 </sect4> 214 215 <sect4 xml:id="net-if"> 216 <title>Network Interface Support</title> 217 218 <para revision="259453">Support for Ralink RT5370 and 219 RT5372 chipsets has been added.</para> 220 221 <para revision="260120">Firmware for the &man.run.4; driver 222 has been updated to version 0.33.</para> 223 224 <para revision="261868">Support for the Ralink RT3593 225 chipset has been added.</para> 226 227 <para revision="261972">The &man.nve.4; driver is now 228 deprecated, and the &man.nfe.4; driver should be used 229 instead.</para> 230 231 <para revision="262137">Support for the &man.axge.4; driver 232 has been added. This driver supports the ASIX AX88178A and 233 AX88179 USB ethernet adapters. The AX88178A supports USB 234 2.0, and the AX88179 supports USB 2.0 and 3.0.</para> 235 </sect4> 236 </sect3> 237 238 <sect3 xml:id="net-proto"> 239 <title>Network Protocols</title> 240 241 <para> </para> 242 243 </sect3> 244 245 <sect3 xml:id="disks"> 246 <title>Disks and Storage</title> 247 248 <para revision="259328" contrib="sponsor" 249 sponsor="&ff;">The &man.geom.8; <literal>label</literal> class 250 is now aware of resized partitions. This corrects an issue 251 where <command>geom resize</command> would resize the 252 partition, but the label provider in <filename 253 class="directory">/dev/gptid/</filename> would not be 254 resized.</para> 255 256 <para revision="260502">The &man.gmirror.8; 257 utility now has a <literal>resize</literal> command, making 258 it easier to resize the size of a mirror when all of its 259 components have been replaced.</para> 260 261 <para revision="268091">Support for the 262 <literal>disklabel64</literal> partitioning scheme has been 263 added to &man.gpart.8;.</para> 264 </sect3> 265 266 <sect3 xml:id="fs"> 267 <title>File Systems</title> 268 269 <para revision="260178" contrib="vendor" 270 vendor="&netflix;">A new flag, <literal>-R</literal>, 271 has been added to the &man.fsck.ffs.8; utility. When used, 272 &man.fsck.ffs.8; will restart itself when too many critical 273 errors have been detected.</para> 274 </sect3> 275 </sect2> 276 277 <sect2 xml:id="userland"> 278 <title>Userland Changes</title> 279 280 <para revision="260177" contrib="sponsor" 281 sponsor="&netflix;">A new flag is added to &man.camcontrol.8;, 282 <literal>-b</literal>, which outputs the existing buses and 283 their parents.</para> 284 285 <para revision="262075">The &man.newsyslog.8; utility has been 286 updated to rotate files based on the actual file size instead 287 of the blocks on disk. This matches the behavior documented in 288 &man.newsyslog.conf.5;.</para> 289 290 <para revision="266279">The &man.ps.1; utility has been 291 updated to include the <literal>-J</literal> flag, used to 292 filter output by matching &man.jail.8; IDs and names. 293 Additionally, argument <literal>0</literal> can be used to 294 <literal>-J</literal> to only list processes running on the 295 host system.</para> 296 297 <para revision="266280">The &man.top.1; utility has been updated 298 to filter by &man.jail.8; ID or name, in followup to the 299 &man.ps.1; change in <literal>r265229</literal>.</para> 300 301 <para revision="266890">The &man.pmcstat.8; utility has been 302 updated to include a new flag, <literal>-l</literal>, which 303 ends event collection after the specified number of 304 seconds.</para> 305 306 <para revision="267113">The default &man.newsyslog.conf.5; now 307 includes files in the 308 <filename>/etc/newsyslog.conf.d/</filename> and 309 <filename>/usr/local/etc/newsyslog.conf.d/</filename> 310 directories by default for &man.newsyslog.8;.</para> 311 312 <para revision="267236">A new flag, <quote>onifconsole</quote> has 313 been added to <filename>/etc/ttys</filename>. This allows the 314 system to provide a login prompt via serial console if the 315 device is an active kernel console, otherwise it is equivalent 316 to <literal>off</literal>.</para> 317 318 <para revision="268161">The &man.mkimg.1; utility has been merged 319 from &os;-CURRENT.</para> 320 321 <sect3 xml:id="rc-scripts"> 322 <title><filename>/etc/rc.d</filename> Scripts</title> 323 324 <para> </para> 325 326 </sect3> 327 </sect2> 328 329 <sect2 xml:id="contrib"> 330 <title>Contributed Software</title> 331 332 <para revision="264377"><application>OpenSSH</application> has 333 been updated to version 6.6p1.</para> 334 335 <para revision="266692"><application>Sendmail</application> 336 has been updated to 8.14.9.</para> 337 338 <para revision="267258"><application>OpenSSL</application> has 339 been updated to version 1.0.1h.</para> 340 </sect2> 341 342 <sect2 xml:id="ports"> 343 <title>Ports/Packages Collection Infrastructure</title> 344 345 <para> </para> 346 347 </sect2> 348 349 <sect2 xml:id="releng"> 350 <title>Release Engineering and Integration</title> 351 352 <para> </para> 353 354 </sect2> 355 356 <sect2 xml:id="doc"> 357 <title>Documentation</title> 358 359 <para> </para> 360 361 </sect2> 362</sect1> 363 364<sect1 xml:id="upgrade"> 365 <title>Upgrading from Previous Releases of &os;</title> 366 367 <para arch="amd64,i386">Binary upgrades between RELEASE versions 368 (and snapshots of the various security branches) are supported 369 using the &man.freebsd-update.8; utility. The binary upgrade 370 procedure will update unmodified userland utilities, as well as 371 unmodified GENERIC or SMP kernels distributed as a part of an 372 official &os; release. The &man.freebsd-update.8; utility 373 requires that the host being upgraded have Internet 374 connectivity.</para> 375 376 <para>Source-based upgrades (those based on recompiling the &os; 377 base system from source code) from previous versions are 378 supported, according to the instructions in 379 <filename>/usr/src/UPDATING</filename>.</para> 380 381 <important> 382 <para>Upgrading &os; should only be attempted after 383 backing up <emphasis>all</emphasis> data and configuration 384 files.</para> 385 </important> 386</sect1> 387</article> 388