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Add a section about "file table is full" errors.

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Submitted by:	Chern Lee <chern@osd.bsdi.com>
This commit is contained in:
Murray Stokely 2001-04-13 03:30:09 +00:00
parent a1790180c5
commit 132c5a8937
Notes: svn2git 2020-12-08 03:00:23 +00:00 
svn path=/head/; revision=9188
2 changed files with 78 additions and 2 deletions
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40
en_US.ISO8859-1/books/faq/book.sgml
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@ -14,7 +14,7 @@
<corpauthor>The FreeBSD Documentation Project</corpauthor>
<pubdate>$FreeBSD: doc/en_US.ISO_8859-1/books/faq/book.sgml,v 1.171 2001/04/12 23:13:47 murray Exp $</pubdate>
<pubdate>$FreeBSD: doc/en_US.ISO_8859-1/books/faq/book.sgml,v 1.172 2001/04/13 02:28:23 dd Exp $</pubdate>
<copyright>
<year>1995</year>
@ -4439,6 +4439,44 @@ IO range check 0x00 activate 0x01</screen>
your problem.</para>
</answer>
</qandaentry>
<qandaentry>
<question>
<para><errorname>file: table is full</errorname> shows up
repeatedly in dmesg.
</para>
</question>
<answer>
<para>
This error is caused when you have exhausted the number of
available file descriptors on your system. The file table in
memory is full.
</para>
<para>The solution:</para>
<para>
Manually adjust the <varname>kern.maxfiles</varname> kernel limit
setting.
</para>
<screen>&prompt.root; <userinput>sysctl -w kern.maxfiles=n</userinput></screen>
<para>Adjust <varname>n</varname> according to your system needs.
Each open file, socket, or fifo uses one file descriptor.
A large-scale server may easily require tens of thousands of
file descriptors (10,000+), depending on the kind and number
of services running concurrently.</para>
<para>The number of default file descriptors set in the kernel is
dictated by the</para>
<programlisting>maxusers 32</programlisting>
<para><varname>maxusers</varname> line in your kernel
config file. Increasing this will proportionally increase
<varname>kern.maxfiles</varname>.
</para>
<para>You can see what <varname>kern.maxfiles</varname> is
currently set to by:
</para>
<screen>&prompt.root; <userinput>sysctl kern.maxfiles</userinput>
kern.maxfiles: 1064
</screen>
</answer>
</qandaentry>
</qandaset>
</chapter>

40
en_US.ISO_8859-1/books/faq/book.sgml
View file

@ -14,7 +14,7 @@
<corpauthor>The FreeBSD Documentation Project</corpauthor>
<pubdate>$FreeBSD: doc/en_US.ISO_8859-1/books/faq/book.sgml,v 1.171 2001/04/12 23:13:47 murray Exp $</pubdate>
<pubdate>$FreeBSD: doc/en_US.ISO_8859-1/books/faq/book.sgml,v 1.172 2001/04/13 02:28:23 dd Exp $</pubdate>
<copyright>
<year>1995</year>
@ -4439,6 +4439,44 @@ IO range check 0x00 activate 0x01</screen>
your problem.</para>
</answer>
</qandaentry>
<qandaentry>
<question>
<para><errorname>file: table is full</errorname> shows up
repeatedly in dmesg.
</para>
</question>
<answer>
<para>
This error is caused when you have exhausted the number of
available file descriptors on your system. The file table in
memory is full.
</para>
<para>The solution:</para>
<para>
Manually adjust the <varname>kern.maxfiles</varname> kernel limit
setting.
</para>
<screen>&prompt.root; <userinput>sysctl -w kern.maxfiles=n</userinput></screen>
<para>Adjust <varname>n</varname> according to your system needs.
Each open file, socket, or fifo uses one file descriptor.
A large-scale server may easily require tens of thousands of
file descriptors (10,000+), depending on the kind and number
of services running concurrently.</para>
<para>The number of default file descriptors set in the kernel is
dictated by the</para>
<programlisting>maxusers 32</programlisting>
<para><varname>maxusers</varname> line in your kernel
config file. Increasing this will proportionally increase
<varname>kern.maxfiles</varname>.
</para>
<para>You can see what <varname>kern.maxfiles</varname> is
currently set to by:
</para>
<screen>&prompt.root; <userinput>sysctl kern.maxfiles</userinput>
kern.maxfiles: 1064
</screen>
</answer>
</qandaentry>
</qandaset>
</chapter>