[Bug 229670] Too many vnodes causes ZFS ARC to exceed limit vfs.zfs.arc_max (high ARC "Other" usage)

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=229670

Rihad <rihad at mail.ru> changed:

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                 CC|                            |rihad at mail.ru

--- Comment #20 from Rihad <rihad at mail.ru> ---
(In reply to Leif Pedersen from comment #17)
> In 11, I could lower vfs.zfs.arc_max without rebooting. If I lowered it below 
> the current allocation, it'd whack out a bunch of cached data to get within 
> the new setting

The freed memory still remains as Wired in top(1), free memory you can't get at
is of little use, which is probably being the reason why lowering of arc_max is
forbidden in FreeBSD 12.

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