ZFS Handbook: vfs.zfs.arc_max and arc_min are adjustable at runtime

This has been the case since FreeBSD 11

PR:		229035
Reported by:	cperciva
Reviewed by:	bcr, wblock (previous version)
Sponsored by:	Klara Systems
Differential Revision:	https://reviews.freebsd.org/D9311
This commit is contained in:
Allan Jude 2018-06-17 01:48:19 +00:00
parent 4e00cf8428
commit ec63bce902
Notes: svn2git 2020-12-08 03:00:23 +00:00
svn path=/head/; revision=51852

View file

@ -3087,8 +3087,10 @@ dedup = 1.05, compress = 1.11, copies = 1.00, dedup * compress / copies = 1.16</
or one half of <acronym>RAM</acronym>, whichever is more. or one half of <acronym>RAM</acronym>, whichever is more.
However, a lower value should be used if the system will However, a lower value should be used if the system will
be running any other daemons or processes that may require be running any other daemons or processes that may require
memory. This value can only be adjusted at boot time, and memory. This value can be adjusted at runtime with
is set in <filename>/boot/loader.conf</filename>.</para> &man.sysctl.8; and can be set in
<filename>/boot/loader.conf</filename> or
<filename>/etc/sysctl.conf</filename>.</para>
</listitem> </listitem>
<listitem> <listitem>
@ -3103,8 +3105,10 @@ dedup = 1.05, compress = 1.11, copies = 1.00, dedup * compress / copies = 1.16</
directories, or frequent metadata operations, at the cost directories, or frequent metadata operations, at the cost
of less file data fitting in the <link of less file data fitting in the <link
linkend="zfs-term-arc"><acronym>ARC</acronym></link>. linkend="zfs-term-arc"><acronym>ARC</acronym></link>.
This value can only be adjusted at boot time, and is set This value can be adjusted at runtime with &man.sysctl.8;
in <filename>/boot/loader.conf</filename>.</para> and can be set in
<filename>/boot/loader.conf</filename> or
<filename>/etc/sysctl.conf</filename>.</para>
</listitem> </listitem>
<listitem> <listitem>
@ -3117,8 +3121,10 @@ dedup = 1.05, compress = 1.11, copies = 1.00, dedup * compress / copies = 1.16</
value to prevent other applications from pressuring out value to prevent other applications from pressuring out
the entire <link the entire <link
linkend="zfs-term-arc"><acronym>ARC</acronym></link>. linkend="zfs-term-arc"><acronym>ARC</acronym></link>.
This value can only be adjusted at boot time, and is set This value can be adjusted at runtime with &man.sysctl.8;
in <filename>/boot/loader.conf</filename>.</para> and can be set in
<filename>/boot/loader.conf</filename> or
<filename>/etc/sysctl.conf</filename>.</para>
</listitem> </listitem>
<listitem> <listitem>