article.xml revision 260615
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 7<!-- local entities not available in doc/release/10.0.0 tag --> 8<!ENTITY man.drill.1 "<citerefentry xmlns='http://docbook.org/ns/docbook'><refentrytitle>drill</refentrytitle><manvolnum>1</manvolnum></citerefentry>"> 9<!ENTITY man.freebsd-version.1 "<citerefentry xmlns='http://docbook.org/ns/docbook'><refentrytitle>freebsd-version</refentrytitle><manvolnum>1</manvolnum></citerefentry>"> 10<!ENTITY man.jemalloc.3 "<citerefentry xmlns='http://docbook.org/ns/docbook'><refentrytitle>jemalloc</refentrytitle><manvolnum>3</manvolnum></citerefentry>"> 11<!ENTITY man.bhyve.4 "<citerefentry xmlns='http://docbook.org/ns/docbook'><refentrytitle>bhyve</refentrytitle><manvolnum>4</manvolnum></citerefentry>"> 12<!ENTITY man.if_cxgbe.4 "<citerefentry xmlns='http://docbook.org/ns/docbook'><refentrytitle>if_cxgbe</refentrytitle><manvolnum>4</manvolnum></citerefentry>"> 13<!ENTITY man.nvme.4 "<citerefentry xmlns='http://docbook.org/ns/docbook'><refentrytitle>nvme</refentrytitle><manvolnum>4</manvolnum></citerefentry>"> 14<!ENTITY man.virtio.4 "<citerefentry xmlns='http://docbook.org/ns/docbook'><refentrytitle>virtio</refentrytitle><manvolnum>4</manvolnum></citerefentry>"> 15<!ENTITY man.virtio_balloon.4 "<citerefentry xmlns='http://docbook.org/ns/docbook'><refentrytitle>virtio_balloon</refentrytitle><manvolnum>4</manvolnum></citerefentry>"> 16<!ENTITY man.virtio_blk.4 "<citerefentry xmlns='http://docbook.org/ns/docbook'><refentrytitle>virtio_blk</refentrytitle><manvolnum>4</manvolnum></citerefentry>"> 17<!ENTITY man.virtio_scsi.4 "<citerefentry xmlns='http://docbook.org/ns/docbook'><refentrytitle>virtio_scsi</refentrytitle><manvolnum>4</manvolnum></citerefentry>"> 18<!ENTITY man.vmx.4 "<citerefentry xmlns='http://docbook.org/ns/docbook'><refentrytitle>vmx</refentrytitle><manvolnum>4</manvolnum></citerefentry>"> 19<!ENTITY man.pkg.7 "<citerefentry xmlns='http://docbook.org/ns/docbook'><refentrytitle>pkg</refentrytitle><manvolnum>7</manvolnum></citerefentry>"> 20<!ENTITY man.bhyve.8 "<citerefentry xmlns='http://docbook.org/ns/docbook'><refentrytitle>bhyve</refentrytitle><manvolnum>8</manvolnum></citerefentry>"> 21<!ENTITY man.gptboot.8 "<citerefentry xmlns='http://docbook.org/ns/docbook'><refentrytitle>gptboot</refentrytitle><manvolnum>8</manvolnum></citerefentry>"> 22<!ENTITY man.bsdconfig.8 "<citerefentry xmlns='http://docbook.org/ns/docbook'><refentrytitle>bsdconfig</refentrytitle><manvolnum>8</manvolnum></citerefentry>"> 23<!ENTITY man.unbound.8 "<citerefentry xmlns='http://docbook.org/ns/docbook'><refentrytitle>unbound</refentrytitle><manvolnum>8</manvolnum></citerefentry>"> 24]> 25<article xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0"> 26<info><title>&os; &release.current; Release Notes</title> 27 28 29 <author><orgname>The &os; Project</orgname></author> 30 31 <pubdate>$FreeBSD: releng/10.0/release/doc/en_US.ISO8859-1/relnotes/article.xml 260615 2014-01-14 00:25:46Z gjb $</pubdate> 32 33 <copyright> 34 <year>2000</year> 35 <year>2001</year> 36 <year>2002</year> 37 <year>2003</year> 38 <year>2004</year> 39 <year>2005</year> 40 <year>2006</year> 41 <year>2007</year> 42 <year>2008</year> 43 <year>2009</year> 44 <year>2010</year> 45 <year>2011</year> 46 <year>2012</year> 47 <year>2013</year> 48 <year>2014</year> 49 <holder role="mailto:doc@FreeBSD.org">The &os; Documentation Project</holder> 50 </copyright> 51 52 <legalnotice xml:id="trademarks" role="trademarks"> 53 &tm-attrib.freebsd; 54 &tm-attrib.ibm; 55 &tm-attrib.ieee; 56 &tm-attrib.intel; 57 &tm-attrib.sparc; 58 &tm-attrib.general; 59 </legalnotice> 60 61 <abstract> 62 <para>The release notes for &os; &release.current; contain a summary 63 of the changes made to the &os; base system on the 64 &release.branch; development line. 65 This document lists applicable security advisories that were issued since 66 the last release, as well as significant changes to the &os; 67 kernel and userland. 68 Some brief remarks on upgrading are also presented.</para> 69 </abstract> 70</info> 71 72<sect1 xml:id="intro"> 73 <title>Introduction</title> 74 75 <para>This document contains the release notes for &os; 76 &release.current;. It 77 describes recently added, changed, or deleted features of &os;. 78 It also provides some notes on upgrading 79 from previous versions of &os;.</para> 80 81 <para>The latest, up-to-date version of the release notes are 82 available online at <uri 83 xlink:href="&release.url;10.0R/relnotes.html">&release.url;10.0R/relnotes.html</uri>.</para> 84 85 <para releasetype="current">The &release.type; distribution to which these release notes 86 apply represents the latest point along the &release.branch; development 87 branch since &release.branch; was created. Information regarding pre-built, binary 88 &release.type; distributions along this branch 89 can be found at <uri xlink:href="&release.url;">&release.url;</uri>.</para> 90 91 <para releasetype="snapshot">The &release.type; distribution to which these release notes 92 apply represents a point along the &release.branch; development 93 branch between &release.prev; and the future &release.next;. 94 Information regarding 95 pre-built, binary &release.type; distributions along this branch 96 can be found at <uri xlink:href="&release.url;">&release.url;</uri>.</para> 97 98 <para releasetype="release">This distribution of &os; &release.current; is a 99 &release.type; distribution. It can be found at <uri xlink:href="&release.url;">&release.url;</uri> or any of its mirrors. More 100 information on obtaining this (or other) &release.type; 101 distributions of &os; can be found in the <link xlink:href="&url.books.handbook;/mirrors.html"><quote>Obtaining 102 &os;</quote> appendix</link> to the <link xlink:href="&url.books.handbook;/">&os; 103 Handbook</link>.</para> 104 105 <para>All users are encouraged to consult the release errata before 106 installing &os;. The errata document is updated with 107 <quote>late-breaking</quote> information discovered late in the 108 release cycle or after the release. Typically, it contains 109 information on known bugs, security advisories, and corrections to 110 documentation. An up-to-date copy of the errata for &os; 111 &release.current; can be found on the &os; Web site.</para> 112 113</sect1> 114 115<sect1 xml:id="new"> 116 <title>What's New</title> 117 118 <para>This section describes 119 the most user-visible new or changed features in &os; 120 since &release.prev;. 121 In general, changes described here are unique to the &release.branch; 122 branch unless specifically marked as &merged; features. 123 </para> 124 125 <para>Typical release note items 126 document recent security advisories issued after 127 &release.prev;, 128 new drivers or hardware support, new commands or options, 129 major bug fixes, or contributed software upgrades. They may also 130 list changes to major ports/packages or release engineering 131 practices. Clearly the release notes cannot list every single 132 change made to &os; between releases; this document focuses 133 primarily on security advisories, user-visible changes, and major 134 architectural improvements.</para> 135 136 <sect2 xml:id="security"> 137 <title>Security Advisories</title> 138 139 <para>No security advisories.</para> 140 141 </sect2> 142 143 <sect2 xml:id="kernel"> 144 <title>Kernel Changes</title> 145 146 <para revision="248508">The use of unmapped VMIO buffers eliminates the need to perform 147 TLB shootdown for mapping on buffer creation and reuse, greatly reducing the 148 amount of IPIs for shootdown on big-SMP machines and eliminating up to 25-30% 149 of the system time on i/o intensive workloads.</para> 150 151 <para arch="amd64" revision="254466">The maximum amount of memory the &os; kernel 152 can address has been increased from 1TB to 4TB.</para> 153 154 <para>A new &man.cpuset.2; API has been added 155 for thread to CPU binding and CPU resource grouping and 156 assignment. The &man.cpuset.1; userland utility has been added 157 to allow manipulation of processor sets.</para> 158 159 <para role="merged">The &man.ddb.4; kernel debugger now has an output capture 160 facility. Input and output from &man.ddb.4; can now be captured 161 to a memory buffer for later inspection using &man.sysctl.8; or 162 a textdump. The new <command>capture</command> command controls 163 this feature.</para> 164 165 <para role="merged">The &man.ddb.4; debugger now supports a simple scripting 166 facility, which supports a set of named scripts consisting of a 167 set of &man.ddb.4; commands. These commands can be managed from 168 within &man.ddb.4; or with the use of the new &man.ddb.8; 169 utility. More details can be found in the &man.ddb.4; manual 170 page.</para> 171 172 <para role="merged">The kernel now supports a new textdump format of kernel 173 dumps. A textdump provides higher-level information via 174 mechanically generated/extracted debugging output, rather than a 175 simple memory dump. This facility can be used to generate brief 176 kernel bug reports that are rich in debugging information, but 177 are not dependent on kernel symbol tables or precisely 178 synchronized source code. More information can be found in the 179 &man.textdump.4; manual page.</para> 180 181 <para>Kernel support for M:N threading has been removed. While 182 the KSE (Kernel Scheduled Entities) project was quite successful 183 in bringing threading to FreeBSD, the M:N approach taken by the 184 KSE library was never developed to its full potential. 185 Backwards compatibility for applications using KSE threading 186 will be provided via &man.libmap.conf.5; for dynamically linked 187 binaries. The &os; Project greatly appreciates the work of 188 &a.julian;, &a.deischen;, and &a.davidxu; on KSE support.</para> 189 190 <para>The &os; kernel now exports information about certain kernel 191 features via the <varname>kern.features</varname> sysctl tree. 192 The &man.feature.present.3; library call provides a convenient 193 interface for user applications to test the presence of 194 features.</para> 195 196 <para arch="amd64">The &os; kernel now has support for large 197 memory page mappings (<quote>superpages</quote>).</para> 198 199 <para arch="amd64,i386,ia64,powerpc" role="merged">The ULE 200 scheduler is now the default process scheduler 201 in <filename>GENERIC</filename> kernels.</para> 202 203 <para arch="amd64,i386" revision="240135">Support was added for 204 the new Intel on-CPU Bull Mountain random number 205 generator, found on IvyBridge and supposedly later CPUs, 206 accessible with the RDRAND instruction.</para> 207 208 <sect3 xml:id="kernel-virtualization"> 209 <title>Virtualization support</title> 210 <para arch="amd64" revision="245652">The BSD Hypervisor, &man.bhyve.8; is included 211 with &os;. &man.bhyve.8; requires Intel CPUs with VT-x and Extended Page Table (EPT) 212 support. These features are on all Nehalem models and beyond 213 (e.g. Nehalem and newer), but not on the lower-end Atom CPUs.</para> 214 215 <para revision="227652">&man.virtio.4; support has been added. &man.virtio.4; is the 216 name for the paravirtualization interface developed for the Linux KVM, but 217 since adopted to other virtual machine hypervisors (with the notable exception of Xen). 218 This work brings in a BSD-licensed clean-room implementation of the virtio kernel drivers 219 for disk IO (&man.virtio_blk.4; and &man.virtio_scsi.4;), network IO (&man.vtnet.4;), 220 memory ballooning (&man.virtio_balloon.4;), and PCI. 221 Tested with on Qemu/KVM, VirtualBox, and &man.bhyve.4;.</para> 222 223 <para arch="amd64,i386" revision="255524">Paravirtualized drivers which 224 support Microsoft Hyper-V have been imported and made 225 part of the amd64 GENERIC kernel. For i386, these drivers are not part of 226 GENERIC, so the following lines must be added to 227 <filename>/boot/loader.conf</filename> to load these drivers: 228 <programlisting>hv_ata_pci_disengage_load="YES" 229hv_netsvc_load="YES" 230hv_utils_load="YES" 231hv_vmbus_load="YES"</programlisting> Alternatively, the Hyper-V drivers can be added to the i386 232 kernel by adding <literal>device hyperv</literal> to the kernel config, and then 233 recompiling the kernel. Please refer to 234 <link xlink:href="http://wiki.freebsd.org/HyperV">FreeBSD and Microsoft Windows Server Hyper-V support</link> 235 for full instructions on how to set up Hyper-V support under FreeBSD.</para> 236 237 <para revision="254738">The &man.vmx.4; driver has been added. 238 &man.vmx.4; is a VMware VMXNET3 ethernet driver ported from 239 OpenBSD.</para> 240 241 <para revision="255744" arch="amd64,i386">Xen PVHVM virtualization is now 242 part of the GENERIC kernel.</para> 243 244 </sect3> 245 246 <sect3 xml:id="kernel-arm"> 247 <title>ARM support</title> 248 249 <para revision="239922">Raspberry PI support has been added. 250 Refer to these <link xlink:href="http://kernelnomicon.org/?p=164">setup instructions</link> 251 and this <link xlink:href="http://www.raspberrypi.org/quick-start-guide">quick start 252 guide</link>.</para> 253 254 <para revision="253396">The default ABI on ARM is now the ARM EABI. This brings a number of 255 improvements and allows future support for VFP and Thumb-2.</para> 256 257 <para revision="239268">ARM support has been greatly improved, including support 258 for ARMv6 and ARMv7, SMP and thread-local storage (TLS). 259 Additionally support for some newer SoC like the MV78x60 and OMAP4 was added. 260 See the <link xlink:href="http://lists.freebsd.org/pipermail/freebsd-arm/2012-August/003757.html">announcement</link> 261 for further details.</para> 262 263 <para revision="254918">Superpages support on ARM has been added. Superpages support 264 provides improved performance and scalability by allowing TLB 265 translations to dynamically cover large physical memory regions. 266 All ARMv6 and ARMv7-based platforms can take advantage of this feature. 267 See the <link xlink:href="https://wiki.freebsd.org/ARMSuperpages">ARM Superpages status</link> 268 page for further details.</para> 269 270 </sect3> 271 272 <sect3 xml:id="boot"> 273 <title>Boot Loader Changes</title> 274 275 <para arch="amd64,i386" role="merged">The BTX kernel used by the boot 276 loader has been changed to invoke BIOS routines from real 277 mode. This change makes it possible to boot &os; from USB 278 devices.</para> 279 280 <para arch="amd64,i386" role="merged">A new &man.gptboot.8; boot loader has 281 been added to support booting from a GPT labeled disk. A 282 new <command>boot</command> command has been added to 283 &man.gpart.8;, which makes a GPT disk bootable by writing the 284 required bits of the boot loader, creating a new boot 285 partition if required.</para> 286 287 </sect3> 288 289 <sect3 xml:id="proc"> 290 <title>Hardware Support</title> 291 292 <para role="merged">The &man.cmx.4; driver, a driver for Omnikey CardMan 4040 293 PCMCIA smartcard readers, has been added.</para> 294 295 <para>The &man.syscons.4; driver now supports the Colemak keyboard layout.</para> 296 297 <para role="merged">The &man.uslcom.4; driver, a driver for Silicon 298 Laboratories CP2101/CP2102-based USB serial adapters, has been 299 imported from OpenBSD.</para> 300 301 <sect4 xml:id="mm"> 302 <title>Multimedia Support</title> 303 304 <para revision="240609">Support for version 2.0 of the USB Audio reference design 305 has been added. New devices should support higher bandwidth, 306 increased sampling frequency and wider dynamic range.</para> 307 308 </sect4> 309 310 <sect4 xml:id="net-if"> 311 <title>Network Interface Support</title> 312 313 <para>The &man.ale.4; driver has been added to provide support 314 for Atheros AR8121/AR8113/AR8114 Gigabit/Fast Ethernet controllers.</para> 315 316 <para>The &man.em.4; driver has been split into two drivers 317 with some common parts. The &man.em.4; driver will continue 318 to support adapters up to the 82575, as well as new 319 client/desktop adapters. A new &man.igb.4; driver 320 will support new server adapters.</para> 321 322 <para>The &man.jme.4; driver has been added to provide support 323 for PCIe network adapters based on JMicron JMC250 Gigabit 324 Ethernet and JMC260 Fast Ethernet controllers.</para> 325 326 <para>The &man.malo.4; driver has been added to provide 327 support for Marvell Libertas 88W8335 based PCI network 328 adapters.</para> 329 330 <para>The firmware for the &man.mxge.4; driver has been 331 updated from 1.4.25 to 1.4.29.</para> 332 333 <para>The &man.sf.4; driver has been overhauled to improve its 334 performance and to add support for checksum offloading. It 335 should also work on all architectures.</para> 336 337 <para>The &man.re.4; driver has been overhauled to fix a 338 number of issues. This driver now has Wake On LAN (WOL) 339 support.</para> 340 341 <para>The &man.vr.4; driver has been overhauled to fix a 342 number of outstanding issues. It also now works on all 343 architectures.</para> 344 345 <para arch="amd64,i386" role="merged">The &man.wpi.4; driver has 346 been updated to include a number of stability fixes.</para> 347 348 <para revision="248925">The &man.cxgbe.4; driver has been updated to support 349 40G/10G Ethernet NICs based on Chelsio's Terminator 5 (T5) ASIC.</para> 350 351 <para revision="256694">The &man.if_cxgbe.4; driver has been added. This is an 352 experimental iWARP/RDMA driver 353 (kernel verbs only) for Chelsio's T4 and T5 based cards.</para> 354 355 <para revision="255932">The Open Fabrics Enterprise Distribution (OFED) and 356 OFED Infiniband core has been 357 updated to the same version as supplied by Linux version 3.7</para> 358 359 <para revision="255932">The Mellanox Infiniband driver has been updated to firmware 360 version 2.30.3200 for ConnectX3 NICs. Support has been added for ConnectX3 VPI NICs, where 361 each port can be used as Infiniband 56 GB/s or Ethernet 40 GB/s. Support has been added 362 for dynamically loading kernel modules for Infiniband core (ibcore) and 363 IP over Infiniband (ipoib).</para> 364 365 <para revision="227614">&man.netmap.4; has been added. &man.netmap.4; is a framework for 366 high-performance direct-to-hardware packet IO, offering low latency and high PPS 367 rates to userland applications while bypassing any kernel-side packet processing. 368 With &man.netmap.4; it is trivially possible to fully saturate a 10 Gbps network interface with 369 minimal packet sizes. For more information, see: 370 <link xlink:href="http://info.iet.unipi.it/~luigi/netmap/">Netmap Project</link>.</para> 371 372 </sect4> 373 </sect3> 374 375 <sect3 xml:id="net-proto"> 376 <title>Network Protocols</title> 377 378 <para revision="228571">&man.carp.4; has been rewritten to make addresses 379 more sane from the viewpoint of routing daemons such as 380 quagga/zebra. It also brings support for a single redundant 381 address on the subnet (carpdev), switching state with 382 &man.ifconfig.8;, better locking and using modern kernel 383 interfaces to allocate multicast memberships. 384 Configuration of the CARP protocol via &man.ifconfig.8; has changed, as well as the format 385 of CARP events submitted to &man.devd.8;. See &man.carp.4; 386 for more information. The arpbalance feature of &man.carp.4; is currently 387 not supported anymore.</para> 388 389 <para revision="240233">The &man.pf.4; firewall now supports fine-grain locking 390 and better utilization on multi-CPU machines, resulting in 391 significant improvements in performance.</para> 392 393 <para revision="250700">Support for up to 65536 routing tables has been 394 introduced.</para> 395 396 <para revision="248552">Support for setting/matching differentiated services 397 codepoints (DSCP) in IP header has been added to 398 &man.ipfw.8;.</para> 399 400 </sect3> 401 402 <sect3 xml:id="disks"> 403 <title>Disks and Storage</title> 404 405 <para role="merged">The &man.aac.4; driver now supports volumes larger than 406 2TB in size.</para> 407 408 <para>The &man.ata.4; driver now supports a spindown command for 409 disks; after a configurable amount of time, if no requests 410 have been received for a disk, the disk will be spun down 411 until the next request. The &man.atacontrol.8; utility now 412 supports a <command>spindown</command> command to configure 413 this feature.</para> 414 415 <para role="merged">The &man.hptrr.4; driver has been updated to version 1.2 416 from Highpoint.</para> 417 418 <para revision="240616">&man.nvme.4; has been added and provides NVM Express support. 419 NVM Express is an optimized register interface, command set and feature set of 420 PCI Express (PCIe)-based Solid-State Drives (SSDs). For more information, 421 see <link xlink:href="http://www.nvmexpress.org/">nvmexpress.org</link>.</para> 422 423 </sect3> 424 425 <sect3 xml:id="fs"> 426 <title>File Systems</title> 427 428 <para revision="255570">A new kernel-based iSCSI target and initiator has been 429 added.</para> 430 431 <para revision="243246">UFS filesystems can now be enlarged with &man.growfs.8; while 432 mounted read-write. This is especially useful for virtual 433 machines, allowing the addition of more harddrive space without 434 interruption of service.</para> 435 436 <para revision="241519">A state of the art FUSE implementation is now part of the 437 base system. It allows the use of nearly all fusefs file 438 systems.</para> 439 440 <sect4 xml:id="fs-zfs"> 441 <title>ZFS</title> 442 443 <para revision="">&man.bsdinstall.8; now supports installing 444 ZFS on the root file system. It includes a single configuration menu 445 that allows you to select all of the required details, including 446 which drives to use, what ZFS RAID level to use (taking into consideration 447 the selected number of drives), GPT or MBR, GELI encryption, forcing 4K sectors, 448 pool name, etc.</para> 449 450 <para revision="240868">TRIM support has been added for 451 ZFS.</para> 452 453 <para revision="246586">Support for the high-performance LZ4 compression algorithm 454 has been added to ZFS. LZ4 is usually faster and can achieve a 455 higher compression ratio than LZJB, the default compression 456 algorithm.</para> 457 458 <para revision="252140">Support for L2ARC compression has been added to ZFS.</para> 459 460 <para revision="243524">The zio nop-write improvement from Illumos 461 was imported into &os;. To reduce I/O, nop-write skips overwriting 462 data if the (cryptographically secure) checksum of new data 463 matches the checksum of existing data. It also saves space if 464 snapshots are in use. This improvement only works on 465 datasets with enabled compression, disabled deduplication and 466 sha256 checksums. ZFS will now compare the checksums of incoming writes to 467 the checksum of the existing on-disk data and avoid issuing any 468 write I/O for data that has not changed. This will reduce I/O 469 as well as space usage because if the old block is referenced 470 by a snapshot, both copies of the block are kept even though 471 both contain the same data.</para> 472 473 </sect4> 474 475 </sect3> 476 477 </sect2> 478 479 <sect2 xml:id="userland"> 480 <title>Userland Changes</title> 481 482 <para revision="255321">On platforms where &man.clang.1; is the default 483 system compiler (such as i386, amd64, arm), GCC and GNU libstdc++ are no 484 longer built by default. &man.clang.1; and libc++ from LLVM are used on 485 these platforms by instead. GCC 4.2.1 and libstdc++ are still built 486 and used by default on pc98 and all other platforms where &man.clang.1; 487 is not the default system compiler. 488 </para> 489 490 <para revision="251662">&man.clang.1; and llvm have been updated to 491 version 3.3 release. Please refer to 492 <link xlink:href="http://llvm.org/releases/3.3/tools/clang/docs/ReleaseNotes.html"> 493 Clang 3.3 Release Notes</link>.</para> 494 495 <para role="merged" revision="255949">BIND has been replaced by &man.unbound.8; for 496 local DNS resolution in the base system. With this change, nslookup 497 and dig are no longer a part of the base system. Users should 498 instead use &man.host.1; and &man.drill.1; Alternatively, 499 nslookup and dig can be obtained by installing the 500 dns/bind-tools port.</para> 501 502 <para revision="225937">sysinstall has been removed from the base system. 503 Auxiliary libraries and tools used by sysinstall such as libdisk, libftpio, 504 and sade have also been removed. sysinstall has been replaced by 505 &man.bsdinstall.8; and &man.bsdconfig.8;.</para> 506 507 <para revision="256106">&man.freebsd-version.1; has been added. This tool 508 makes a best effort to determine the version and patch level of 509 the installed kernel and userland.</para> 510 511 <para revision="255191">GNU patch has been removed from the base system, and replaced 512 by a BSD-licensed &man.patch.1; program.</para> 513 514 <para revision="241511">GNU sort has been removed from the base system, and replaced 515 by a BSD-licensed &man.sort.1; program.</para> 516 517 <para revision="235723">Berkely yacc (byacc) has been imported 518 from <link xlink:href="http://invisible-island.net/byacc/">invisible island</link>. 519 This brings bison compatibilities to &man.yacc.1; while preserving full 520 backwards compatibility with previous version of &man.yacc.1;.</para> 521 522 <para revision="250881">&man.lex.1; has been replaced by flex 2.5.37.</para> 523 524 <para revision="250699">&man.make.1; has been replaced with the 525 <quote>Portable</quote> BSD make tool (bmake) from NetBSD.</para> 526 527 <para role="merged">The &man.adduser.8; utility now supports 528 a <option>-M</option> option to set the mode of a new user's 529 home directory.</para> 530 531 <para>BSD-licensed versions of &man.ar.1; and &man.ranlib.1;, 532 based on &man.libarchive.3;, have replaced the GNU 533 Binutils versions of these utilities.</para> 534 535 <para>BSD-licensed versions of &man.bc.1; and &man.dc.1; have 536 replaced their GNU counterparts.</para> 537 538 <para role="merged">&man.chflags.1; now supports a <option>-v</option> flag for 539 verbose output and a <option>-f</option> flag to ignore errors 540 with the same semantics as (for example) 541 &man.chmod.1;.</para> 542 543 <para>For compatibility with other implementations, &man.cp.1; now 544 supports a <option>-a</option> flag, which is equivalent to 545 specifying the <option>-RrP</option> flags.</para> 546 547 <para>BSD-licensed version of &man.cpio.1; based on 548 &man.libarchive.3;, has replaced the GNU cpio. 549 Note that the GNU cpio is still installed as 550 <filename>gcpio</filename>.</para> 551 552 <para>The &man.env.1; program now supports <option>-u 553 <replaceable>name</replaceable></option> 554 which will completely unset the given variable 555 <replaceable>name</replaceable> by removing it from the environment, 556 instead of just setting it to a null value.</para> 557 558 <para>The &man.fdopendir.3; library function has been added.</para> 559 560 <para role="merged">The &man.fetch.3; library now supports HTTP 1.1 561 If-Modified-Since behavior. The &man.fetch.1; program now 562 supports <option>-i <replaceable>filename</replaceable></option> 563 which will only download the specified HTTP URL if the content 564 is newer than <replaceable>filename</replaceable>.</para> 565 566 <para>&man.find.1; has been enhanced by the addition of a number 567 of primaries that were present in GNU find but not &os; 568 &man.find.1;.</para> 569 570 <para>&man.kgdb.1; now supports a new <command>add-kld</command> 571 command to make it easier to debug crash dumps with kernel 572 modules.</para> 573 574 <para>The &man.ls.1; program now supports a <option>-D</option> 575 option to specify a date format string to be used with the long 576 format (<option>-l</option>) output.</para> 577 578 <para>&man.nc.1; now supports a <option>-O</option> switch to 579 disable the use of TCP options.</para> 580 581 <para>&man.nc.1;'s <option>-o</option> switch has been deprecated. 582 It will be removed in a future release.</para> 583 584 <para>The &man.ping6.8; utility now returns <literal>2</literal> 585 when the packet transmission was successful but no responses 586 were received (this is the same behavior as &man.ping.8;). 587 It returned a non-zero value before this change.</para> 588 589 <para>The &man.procstat.1; utility has been added to display 590 detailed information about processes.</para> 591 592 <para role="merged">The &man.realpath.1; utility now supports 593 a <option>-q</option> flag to suppress warnings; it now also 594 accepts multiple paths on its command line.</para> 595 596 <para>&man.sh.1; has many bug fixes, some new features, and will now 597 refuse to parse some invalid scripts. Additionally, it now 598 has filename completion and defaults to the <quote>emacs</quote> editing 599 mode.</para> 600 601 <para>The &man.split.1; utility now supports a <option>-n</option> 602 flag to split a file into a certain number of chunks.</para> 603 604 <para>The &man.tar.1; utility now supports a <option>-Z</option> 605 flag to enable &man.compress.1;-style 606 compression/decompression.</para> 607 608 <para>The &man.tar.1; utility now supports a 609 <option>--numeric-owner</option> flag to ignore user/group names 610 on create and extract.</para> 611 612 <para>The &man.tar.1; utility now supports the 613 <option>-S</option> flag to sparsify files on extraction.</para> 614 615 <para>The &man.tar.1; utility now supports a <option>-s</option> 616 flag to substitute filenames based on the specified regular 617 expression.</para> 618 619 <para>The &man.tcgetsid.3; library function has been added to 620 return the process group ID for the session leader for the 621 controlling terminal. It is defined in IEEE Std 1003.1-2001 622 (POSIX).</para> 623 624 <para>&man.top.1; now supports a <option>-P</option> flag to 625 provide per-CPU usage statistics.</para> 626 627 <para>&man.zdump.8; is now working properly on 64-bit architectures. 628 </para> 629 630 <para>&man.traceroute.8; now has the ability to print the AS 631 number for each hop with the new <option>-a</option> switch; a 632 new <option>-A</option> option allows selecting a particular 633 WHOIS server.</para> 634 635 <para>&man.traceroute6.8; now supports a <option>-U</option> flag 636 to send probe packets with no upper-layer protocol, rather than 637 the usual UDP probe packets.</para> 638 639 <sect3 xml:id="rc-scripts"> 640 <title><filename>/etc/rc.d</filename> Scripts</title> 641 642 <para>The followoing &man.rc.8; scripts have been added:</para> 643 644 <informaltable frame="none" pgwide="0"> 645 <tgroup cols="2"> 646 <colspec colwidth="1*" /> 647 <colspec colwidth="1*" /> 648 <thead> 649 <row> 650 <entry>&man.rc.8; Script</entry> 651 <entry>Function</entry> 652 </row> 653 </thead> 654 655 <tbody> 656 <row> 657 <entry><filename>ctld</filename></entry> 658 <entry><para>iSCSI target daemon startup 659 script</para></entry> 660 </row> 661 <row> 662 <entry><filename>iscsictl</filename></entry> 663 <entry><para>iSCSI initiator management utility 664 startup script</para></entry> 665 </row> 666 <row> 667 <entry><filename>iscsid</filename></entry> 668 <entry><para>iSCSI initiatior daemon startup 669 script</para></entry> 670 </row> 671 <row> 672 <entry><filename>kfd</filename></entry> 673 <entry><para>Kerberos ticket forwarding daemon 674 startup script</para></entry> 675 </row> 676 <row> 677 <entry><filename>local_unbound</filename></entry> 678 <entry><para>Unbound startup script for the local 679 caching resolver</para></entry> 680 </row> 681 <row> 682 <entry><filename>postrandom</filename></entry> 683 <entry><para>Generates a new entropy file at system 684 boot</para></entry> 685 </row> 686 <row> 687 <entry><filename>swap</filename></entry> 688 <entry><para>Replaces <filename>swap1</filename>; 689 enable swap at system boot</para></entry> 690 </row> 691 <row> 692 <entry><filename>swaplate</filename></entry> 693 <entry><para>Enables swap with <quote>late</quote> 694 set at system boot</para></entry> 695 </row> 696 <row> 697 <entry><filename>utx</filename></entry> 698 <entry><para>User accounting database startup and 699 shutdown script</para></entry> 700 </row> 701 </tbody> 702 </tgroup> 703 </informaltable> 704 705 <para>The following &man.rc.8; scripts have been removed:</para> 706 707 <informaltable frame="none" pgwide="0"> 708 <tgroup cols="2"> 709 <colspec colwidth="1*" /> 710 <thead> 711 <row> 712 <entry>&man.rc.8; Script</entry> 713 <entry><para>Reason</para></entry> 714 </row> 715 </thead> 716 717 <tbody> 718 <row> 719 <entry><filename>encswap</filename></entry> 720 <entry><para>Replaced by <filename>swap</filename> and 721 <filename>swaplate</filename></para></entry> 722 </row> 723 <row> 724 <entry><filename>named</filename></entry> 725 <entry><para>Removed with 726 <application>BIND</application></para></entry> 727 </row> 728 <row> 729 <entry><filename>swap1</filename></entry> 730 <entry><para>Replaced by <filename>swap</filename> and 731 <filename>swaplate</filename></para></entry> 732 </row> 733 </tbody> 734 </tgroup> 735 </informaltable> 736 </sect3> 737 </sect2> 738 739 <sect2 xml:id="contrib"> 740 <title>Contributed Software</title> 741 742 <para revision="251300">&man.jemalloc.3; has been updated to 3.4.0. 743 See <link xlink:href="http://www.facebook.com/jemalloc/">this link</link> 744 for more details.</para> 745 746 <para role="merged"><application>AMD</application> has been updated from 6.0.10 747 to 6.1.5.</para> 748 749 <para role="merged"><application>awk</application> has been updated from the 1 May 750 2007 release to the 23 October 2007 release.</para> 751 752 <para role="merged"><application>bzip2</application> has been updated from 1.0.4 753 to 1.0.5.</para> 754 755 <para revision="251794"><application>CVS</application> has been removed from the 756 base system, but is still available from Ports Collection.</para> 757 758 <para revision="251886">Subversion has been imported into the base system and 759 is installed as <application>svnlite</application>. <application>svnlite</application> 760 should only be used for checking out the &os; source trees and committing, and does not 761 replace the full Subversion port.</para> 762 763 <para revision="234449"><application>file</application> has been updated to 5.11.</para> 764 765 <para revision="252726"><application>hostapd</application> has been 766 updated from 0.5.8 to 0.5.10.</para> 767 768 <para><application>IPFilter</application> has been updated to 5.1.2.</para> 769 770 <para revision="250592"><application>less</application> has been updated to 771 v458.</para> 772 773 <para><application>ncurses</application> has been updated 774 to 5.7-20081102.</para> 775 776 <para role="merged"><application>OpenSSH</application> has been updated 777 to 6.4.</para> 778 779 <para revision="236109"><application>OpenPAM</application> has been updated to 780 the Micrampelis release.</para> 781 782 <para role="merged"><application>sendmail</application> has been updated from 783 8.14.1 to 8.14.7.</para> 784 785 <para role="merged">The timezone database has been updated from 786 the <application>tzdata2008h</application> release to 787 the <application>tzdata2009m</application> release.</para> 788 789 <para>The stdtime part of libc, &man.zdump.8; and &man.zic.8; 790 have been updated from the <application>tzcode2004a</application> 791 release to the <application>tzcode2009h</application> release. 792 If you have upgraded from source or via the &man.freebsd-update.8;, 793 then please run &man.tzsetup.8; to install a new <filename>/etc/localtime</filename>. 794 </para> 795 796 <para revision="252726"><application>WPA Supplicant</application> has been 797 updated to 2.0.</para> 798 799 <para role="merged"><application>xz</application> has been updated 800 from snapshot as of 12 April 2010 to 5.0.0.</para> 801 802 <para revision="258231" role="merged">&man.nvi.1; has been updated to 2.1.2.</para> 803 804 <para revision="254225">&man.nvi.1; supports wide-character locales.</para> 805 806 </sect2> 807 808 <sect2 xml:id="ports"> 809 <title>Ports/Packages Collection Infrastructure</title> 810 811 <para revision="257444">The pkg_add, pkg_create, pkg_delete, pkg_info, 812 pkg_updating, and pkg_version utilities have been removed. 813 &man.pkg.7; must now be used to install binary packages. &man.pkg.7; 814 is the next generation &os; package manager, also referred to as <quote>pkgng</quote>.</para> 815 816 </sect2> 817 818 <sect2 xml:id="releng"> 819 <title>Release Engineering and Integration</title> 820 821 <para role="merged">The supported version of 822 the <application>GNOME</application> desktop environment 823 (<package>x11/gnome2</package>) has been 824 updated from 2.20.1 to 2.22.</para> 825 826 </sect2> 827 828 <!-- 829 <sect2 xml:id="doc"> 830 <title>Documentation</title> 831 832 <para/> 833 834 </sect2> 835 --> 836</sect1> 837 838<sect1 xml:id="upgrade"> 839 <title>Upgrading from previous releases of &os;</title> 840 841 <para arch="amd64,i386">Beginning with &os; 6.2-RELEASE, 842 binary upgrades between RELEASE versions (and snapshots of the 843 various security branches) are supported using the 844 &man.freebsd-update.8; utility. The binary upgrade procedure will 845 update unmodified userland utilities, as well as unmodified GENERIC or 846 SMP kernels distributed as a part of an official &os; release. 847 The &man.freebsd-update.8; utility requires that the host being 848 upgraded have Internet connectivity.</para> 849 850 <para>Source-based upgrades (those based on recompiling the &os; 851 base system from source code) from previous versions are 852 supported, according to the instructions in 853 <filename>/usr/src/UPDATING</filename>.</para> 854 855 <important> 856 <para>Upgrading &os; should, of course, only be attempted after 857 backing up <emphasis>all</emphasis> data and configuration 858 files.</para> 859 </important> 860</sect1> 861</article> 862