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/freebsd-11-stable/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/
H A Ddsl_pool.cdiff 302265 Wed Jun 29 05:56:53 MDT 2016 smh Allow ZFS ARC min / max to be tuned at runtime

Prior to this change ZFS ARC min / max could only be changed using
boot time tunables, this allows the values to be tuned at runtime
using the sysctls:
* vfs.zfs.arc_max
* vfs.zfs.arc_min

When adjusting ZFS ARC minimum the memory used will only reduce
to the new minimum given memory pressure.

Reviewed by: allanjude
Approved by: re (gjb)
MFC after: 2 weeks
Relnotes: yes
Sponsored by: Multiplay
Differential Revision: https://reviews.freebsd.org/D5907

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