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installation: document ARC max size option for ZFS-on-root installations

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This has been part of the installer since the 8.1 release.

Signed-off-by: Christoph Heiss <c.heiss@proxmox.com>
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Christoph Heiss 2024-03-05 13:58:59 +01:00 committed by Thomas Lamprecht
parent 2172bbb2be
commit 64b28d743f
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pve-installation.adoc
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@ -319,6 +319,13 @@ Defines which checksumming algorithm should be used for `rpool`.
Defines the `copies` parameter for `rpool`. Check the `zfs(8)` manpage for the
semantics, and why this does not replace redundancy on disk-level.
`ARC max size`::
Defines the maximum size the ARC can grow to and thus limits the amount of
memory ZFS will use. See also the section on
xref:sysadmin_zfs_limit_memory_usage[how to limit ZFS memory usage] for more
details.
`hdsize`::
Defines the total hard disk size to be used. This is useful to save free space