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1257752Semaste<?xml version="1.0" encoding="iso-8859-1"?> 2257752Semaste<!DOCTYPE article PUBLIC "-//FreeBSD//DTD DocBook XML V5.0-Based Extension//EN" 3257752Semaste "../../../share/xml/freebsd50.dtd" [ 4257752Semaste<!ENTITY % release PUBLIC "-//FreeBSD//ENTITIES Release Specification//EN" "release.ent"> 5257752Semaste %release; 6257752Semaste]> 7257752Semaste<article xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0"> 8257752Semaste<info> 9257752Semaste <title>&os; &release.current; Release Notes</title> 10257752Semaste 11257752Semaste <author> 12257752Semaste <orgname>The &os; Project</orgname> 13257752Semaste </author> 14257752Semaste 15257752Semaste <pubdate>$FreeBSD: stable/10/release/doc/en_US.ISO8859-1/relnotes/article.xml 267135 2014-06-05 23:56:06Z gjb $</pubdate> 16257752Semaste 17257752Semaste <copyright> 18257752Semaste <year>2000</year> 19257752Semaste <year>2001</year> 20257752Semaste <year>2002</year> 21257752Semaste <year>2003</year> 22257752Semaste <year>2004</year> 23257752Semaste <year>2005</year> 24257752Semaste <year>2006</year> 25257752Semaste <year>2007</year> 26257752Semaste <year>2008</year> 27257752Semaste <year>2009</year> 28257752Semaste <year>2010</year> 29257752Semaste <year>2011</year> 30257752Semaste <year>2012</year> 31257752Semaste <year>2013</year> 32257752Semaste <year>2014</year> 33257752Semaste <holder role="mailto:doc@FreeBSD.org">The &os; Documentation Project</holder> 34257752Semaste </copyright> 35257752Semaste 36257752Semaste <legalnotice xml:id="trademarks" role="trademarks"> 37257752Semaste &tm-attrib.freebsd; 38257752Semaste &tm-attrib.ibm; 39257752Semaste &tm-attrib.ieee; 40269024Semaste &tm-attrib.intel; 41269024Semaste &tm-attrib.sparc; 42269024Semaste &tm-attrib.general; 43269024Semaste </legalnotice> 44269024Semaste 45269024Semaste <abstract> 46269024Semaste <para>The release notes for &os; &release.current; contain 47257752Semaste a summary of the changes made to the &os; base system on the 48269024Semaste &release.branch; development line. This document lists 49269024Semaste applicable security advisories that were issued since the last 50269024Semaste release, as well as significant changes to the &os; kernel and 51269024Semaste userland. Some brief remarks on upgrading are also 52269024Semaste presented.</para> 53257752Semaste </abstract> 54257752Semaste</info> 55257752Semaste 56257752Semaste<sect1 xml:id="intro"> 57257752Semaste <title>Introduction</title> 58257752Semaste 59257752Semaste <para>This document contains the release notes for &os; 60257752Semaste &release.current;. It describes recently added, changed, or 61257752Semaste deleted features of &os;. It also provides some notes on 62257752Semaste upgrading from previous versions of &os;.</para> 63257752Semaste 64257752Semaste <para releasetype="current">The &release.type; distribution to which 65257752Semaste these release notes apply represents the latest point along the 66257752Semaste &release.branch; development branch since &release.branch; was 67257752Semaste created. Information regarding pre-built, binary &release.type; 68257752Semaste distributions along this branch can be found at <uri 69257752Semaste xlink:href="&release.url;">&release.url;</uri>.</para> 70257752Semaste 71257752Semaste <para releasetype="snapshot">The &release.type; distribution to 72257752Semaste which these release notes apply represents a point along the 73257752Semaste &release.branch; development branch between &release.prev; and the 74257752Semaste future &release.next;. Information regarding pre-built, binary 75257752Semaste &release.type; distributions along this branch can be found at 76257752Semaste <uri xlink:href="&release.url;">&release.url;</uri>.</para> 77257752Semaste 78257752Semaste <para releasetype="release">This distribution of &os; 79257752Semaste &release.current; is a &release.type; distribution. It can be 80257752Semaste found at <uri xlink:href="&release.url;">&release.url;</uri> or 81257752Semaste any of its mirrors. More information on obtaining this (or other) 82257752Semaste &release.type; distributions of &os; can be found in the <link 83257752Semaste xlink:href="&url.books.handbook;/mirrors.html"><quote>Obtaining 84257752Semaste &os;</quote> appendix</link> to the <link 85257752Semaste xlink:href="&url.books.handbook;/">&os; Handbook</link>.</para> 86257752Semaste 87257752Semaste <para>All users are encouraged to consult the release errata before 88257752Semaste installing &os;. The errata document is updated with 89 <quote>late-breaking</quote> information discovered late in the 90 release cycle or after the release. Typically, it contains 91 information on known bugs, security advisories, and corrections to 92 documentation. An up-to-date copy of the errata for &os; 93 &release.current; can be found on the &os; Web site.</para> 94</sect1> 95 96<sect1 xml:id="new"> 97 <title>What's New</title> 98 99 <para>This section describes the most user-visible new or changed 100 features in &os; since &release.prev;.</para> 101 102 <para>Typical release note items document recent security advisories 103 issued after &release.prev;, new drivers or hardware support, new 104 commands or options, major bug fixes, or contributed software 105 upgrades. They may also list changes to major ports/packages or 106 release engineering practices. Clearly the release notes cannot 107 list every single change made to &os; between releases; this 108 document focuses primarily on security advisories, user-visible 109 changes, and major architectural improvements.</para> 110 111 <sect2 xml:id="security"> 112 <title>Security Advisories</title> 113 114 <para> </para> 115 116 </sect2> 117 118 <sect2 xml:id="kernel"> 119 <title>Kernel Changes</title> 120 121 <para revision="260338">The <literal>vfs.zfs.zio.use_uma</literal> 122 &man.sysctl.8; has been re-enabled. On multi-CPU machines with 123 enough RAM, this can easily double &man.zfs.8; performance or 124 reduce CPU usage in half. It was originally disabled due to 125 memory and <acronym>KVA</acronym> exhaustion problem reports, 126 which should be resolved due to several change in the VM 127 subsystem.</para> 128 129 <para revision="260385">The &man.geom.4; RAID driver has been 130 updated to support unmapped I/O.</para> 131 132 <para revision="260431">A new &man.sysctl.8;, 133 <literal>kern.panic_reboot_wait_time</literal>, has been added, 134 which allows controlling how long the system will wait after 135 &man.panic.9; before rebooting.</para> 136 137 <para revision="265388">The &man.mpr.4; device has been added, 138 providing support for LSI Fusion-MPT 3 12Gb SCSI/SATA 139 controllers.</para> 140 141 <para revision="265922">The &man.mrsas.4; driver has been added, 142 providing support for LSI MegaRAID SAS controllers. The 143 &man.mfi.4; driver will attach to the controller, by default. 144 To enable &man.mrsas.4; add 145 <literal>hw.mfi.mrsas_enable=1</literal> to 146 <filename>/boot/loader.conf</filename>, which turns off 147 &man.mfi.4; device probing.</para> 148 149 <note> 150 <para>At this time, the &man.mfiutil.8; utility and 151 the &os; version of 152 <application>MegaCLI</application> and 153 <application>StorCli</application> do not work with 154 &man.mrsas.4;.</para> 155 </note> 156 157 <para revision="266165">A kernel bug that inhibited proper 158 functionality of the <literal>dev.cpu.0.freq</literal> 159 &man.sysctl.8; on &intel; processors with Turbo 160 Boost ™ enabled has been fixed.</para> 161 162 <sect3 xml:id="kernel-virtualization"> 163 <title>Virtualization support</title> 164 165 <para> </para> 166 167 </sect3> 168 169 <sect3 xml:id="kernel-arm"> 170 <title>ARM support</title> 171 172 <para> </para> 173 174 </sect3> 175 176 <sect3 xml:id="boot"> 177 <title>Boot Loader Changes</title> 178 179 <para> </para> 180 181 </sect3> 182 183 <sect3 xml:id="proc"> 184 <title>Hardware Support</title> 185 186 <para> </para> 187 188 <sect4 xml:id="mm"> 189 <title>Multimedia Support</title> 190 191 <para> </para> 192 193 </sect4> 194 195 <sect4 xml:id="net-if"> 196 <title>Network Interface Support</title> 197 198 <para> </para> 199 200 </sect4> 201 </sect3> 202 203 <sect3 xml:id="net-proto"> 204 <title>Network Protocols</title> 205 206 <para> </para> 207 208 </sect3> 209 210 <sect3 xml:id="disks"> 211 <title>Disks and Storage</title> 212 213 <para> </para> 214 215 </sect3> 216 217 <sect3 xml:id="fs"> 218 <title>File Systems</title> 219 220 <para> </para> 221 222 </sect3> 223 </sect2> 224 225 <sect2 xml:id="userland"> 226 <title>Userland Changes</title> 227 228 <para revision="260177">A new flag is added to &man.camcontrol.8;, 229 <literal>-b</literal>, which outputs the existing buses and 230 their parents.</para> 231 232 <para revision="266279">The &man.ps.1; utility has been 233 updated to include the <literal>-J</literal> flag, used to 234 filter output by matching &man.jail.8; IDs and names. 235 Additionally, argument <literal>0</literal> can be used to 236 <literal>-J</literal> to only list processes running on the 237 host system.</para> 238 239 <para revision="266280">The &man.top.1; utility has been updated 240 to filter by &man.jail.8; ID or name, in followup to the 241 &man.ps.1; change in <literal>r265229</literal>.</para> 242 243 <para revision="267113">The default &man.newsyslog.conf.5; now 244 includes files in the 245 <filename>/etc/newsyslog.conf.d/</filename> and 246 <filename>/usr/local/etc/newsyslog.conf.d/</filename> 247 directories by default for &man.newsyslog.8;.</para> 248 249 <sect3 xml:id="rc-scripts"> 250 <title><filename>/etc/rc.d</filename> Scripts</title> 251 252 <para> </para> 253 254 </sect3> 255 </sect2> 256 257 <sect2 xml:id="contrib"> 258 <title>Contributed Software</title> 259 260 <para revision="264377"><application>OpenSSH</application> has 261 been updated to version 6.6p1.</para> 262 263 <para revision="266692"><application>Sendmail</application> 264 has been updated to 8.14.9.</para> 265 266 </sect2> 267 268 <sect2 xml:id="ports"> 269 <title>Ports/Packages Collection Infrastructure</title> 270 271 <para> </para> 272 273 </sect2> 274 275 <sect2 xml:id="releng"> 276 <title>Release Engineering and Integration</title> 277 278 <para> </para> 279 280 </sect2> 281 282 <sect2 xml:id="doc"> 283 <title>Documentation</title> 284 285 <para> </para> 286 287 </sect2> 288</sect1> 289 290<sect1 xml:id="upgrade"> 291 <title>Upgrading from Previous Releases of &os;</title> 292 293 <para arch="amd64,i386">Binary upgrades between RELEASE versions 294 (and snapshots of the various security branches) are supported 295 using the &man.freebsd-update.8; utility. The binary upgrade 296 procedure will update unmodified userland utilities, as well as 297 unmodified GENERIC or SMP kernels distributed as a part of an 298 official &os; release. The &man.freebsd-update.8; utility 299 requires that the host being upgraded have Internet 300 connectivity.</para> 301 302 <para>Source-based upgrades (those based on recompiling the &os; 303 base system from source code) from previous versions are 304 supported, according to the instructions in 305 <filename>/usr/src/UPDATING</filename>.</para> 306 307 <important> 308 <para>Upgrading &os; should only be attempted after 309 backing up <emphasis>all</emphasis> data and configuration 310 files.</para> 311 </important> 312</sect1> 313</article> 314