Author: gjb
Date: Thu Aug 13 18:41:53 2015
New Revision: 286736
URL: https://svnweb.freebsd.org/changeset/base/286736
Log:
Update the errata article.xml file for 10.2-RELEASE.
Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation
Modified:
stable/10/release/doc/en_US.ISO8859-1/errata/article.xml
Modified: stable/10/release/doc/en_US.ISO8859-1/errata/article.xml
==============================================================================
--- stable/10/release/doc/en_US.ISO8859-1/errata/article.xml Thu Aug 13
18:40:32 2015 (r286735)
+++ stable/10/release/doc/en_US.ISO8859-1/errata/article.xml Thu Aug 13
18:41:53 2015 (r286736)
@@ -99,6 +99,10 @@
specific version of <application>VirtualBox</application> or
host operating system.</para>
+ <para>It has been reported that instability may be present on
+ virtual machines running on other hypervisors, such as Xen
+ or KVM.</para>
+
<para>It causes various errors and makes &os; quite unstable.
Although the cause is still unclear, disabling unmapped I/O
works as a workaround. To disable it, choose
@@ -114,15 +118,10 @@ boot</screen>
disables unmapped I/O at every boot:</para>
<programlisting>vfs.unmapped_buf_allowed=0</programlisting>
-
- <para>[2014-04-03 update] It has been reported that
- instability may be present on virtual machines running
- on other hypervisors, such as Xen or KVM.</para>
</listitem>
<listitem>
- <para>&os;/&arch.i386; 10.1-RELEASE configured with
- a multi-disk ZFS dataset (mirror, raidz1, raidz2, raidz3)
+ <para>&os;/&arch.i386; &release.prev; installed on ZFS
may crash during boot when the ZFS pool mount is attempted
while booting an unmodified <literal>GENERIC</literal>
kernel.</para>
@@ -143,6 +142,38 @@ boot</screen>
&os;/&arch.i386; <literal>GENERIC</literal> kernel
is strongly discouraged.</para>
+ <para>If installing &os;/&arch.i386; on ZFS, it is possible to
+ configure the system after installation to increase the
+ <literal>KSTACK_PAGES</literal>.</para>
+
+ <para>When prompted by &man.bsdinstall.8; to perform
+ additional post-installation configuration to the system,
+ select <guibutton>[ YES ]</guibutton>.</para>
+
+ <para>This procedure requires the system sources available
+ locally. If the <literal>System source code</literal>
+ distribution was not selected during installation, it can
+ be obtained using <application>svnlite</application>:</para>
+
+ <screen>&prompt.root; mkdir -p /usr/src
+&prompt.root; svnlite co svn://svn.freebsd.org/base/releng/10.2
/usr/src</screen>
+
+ <para>Build the <literal>kernel-toolchain</literal> required
+ to rebuild the kernel:</para>
+
+ <screen>&prompt.root; make -C /usr/src kernel-toolchain</screen>
+
+ <para>Next, create a kernel configuration file to increase the
+ <literal>KSTACK_PAGES</literal> option:</para>
+
+ <screen>&prompt.root; printf "include GENERIC\noptions
KSTACK_PAGES=4\n" >
<filename>/usr/src/sys/i386/conf/<replaceable>ZFS</replaceable></filename></screen>
+
+ <para>Then build and install the
+ <replaceable>ZFS</replaceable> kernel:</para>
+
+ <screen>&prompt.root; make -C /usr/src buildkernel
KERNCONF=<replaceable>ZFS</replaceable>
+&prompt.root; make -C /usr/src installkernel
KERNCONF=<replaceable>ZFS</replaceable></screen>
+
<warning>
<para>It is extremely important to take note that, by
default, &man.freebsd-update.8; will install the
@@ -151,22 +182,12 @@ boot</screen>
encouraged to avoid &os;-provided kernel binary upgrades
with such configurations.</para>
</warning>
-
- <note>
- <para>Although there is slight change in how the crash
- manifests on &os;/&arch.i386; between 10.0-RELEASE and
- 10.1-RELEASE, and given the date of the
- <filename>/usr/src/UPDATING</filename> entry, there is no
- evidence suggesting this is a regression between
- &os; 10.0-RELEASE and &os; 10.1-RELEASE
- directly.</para>
- </note>
</listitem>
<listitem>
<para>Due to an incompatibility between &man.bsdconfig.8;
- and &man.pkg.8; version 1.3, packages included on the
- &os; dvd installer will not be recognized by
+ and &man.pkg.8;, packages included on the &os; dvd
+ installer will not be recognized by
&man.bsdconfig.8;.</para>
<para>To install packages from the <literal>dvd1.iso</literal>
@@ -214,34 +235,21 @@ boot</screen>
</listitem>
<listitem>
- <para>[2015-02-06] <emphasis>Affects binary upgrade
- users:</emphasis> The second phase of
- <command>freebsd-update install</command>, the phase where
- the running userland is upgraded, fails on systems deployed
- with <literal>nss_ldap</literal> enabled in
- &man.nsswitch.conf.5; when upgrading from 10.0-RELEASE to
- 10.1-RELEASE.</para>
-
- <para>A workaround is to disable <literal>nss_ldap</literal>
- in &man.nsswitch.conf.5; prior to running
- <command>freebsd-update install</command> to upgrade the
- userland, after which it can be enabled again when the
- upgrade process is completed.</para>
-
- <para>The problem is being investigated, and an Errata Notice
- is expected to be issued when a solution to the problem is
- identified.</para>
+ <para>An issue was discovered where the &man.netstat.1;
+ <literal>-s</literal> option will cause a segmentation fault
+ on systems with <literal>IPSEC</literal> compiled into the
+ kernel. The issue was resolved in the
+ <literal>stable/10</literal> branch, and an Errata Notice is
+ planned after &release.prev; is released.</para>
</listitem>
<listitem>
- <para>[2015-03-31] Several reports were received regarding the
- <acronym>QCOW2</acronym> &os; virtual machine images
- crashing on boot. As result of this, these images have been
- removed from the <acronym>FTP</acronym> mirrors, and the
- hashes removed from <filename>CHECKSUM.SHA256</filename> and
- <filename>CHECKSUM.MD5</filename> in the <filename
- class="directory">VM-IMAGES/</filename> directory on the
- <acronym>FTP</acronym> mirrors.</para>
+ <para>An issue was discovered that causes &man.make.1; to
+ generate noisy output when doing source-based upgrades from
+ &os; 9.3 and earlier. The issue was reported in PR 202277,
+ and after investigation and determining the issue does not
+ cause source-based upgrades to fail, a post-release Errata
+ Notice is planned.</para>
</listitem>
</itemizedlist>
</sect1>
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