zfs arc and amount of wired memory

Andriy Gapon avg at FreeBSD.org
Tue Feb 7 20:17:16 UTC 2012

on 07/02/2012 18:03 Eugene M. Zheganin said the following:
> Hi.
> On 07.02.2012 21:51, Andriy Gapon wrote:
>> I am not sure that these conclusions are correct.  Wired is wired, it's not free.
>> BTW, are you reluctant to share the full zfs-stats -a output?  You don't have to
>> place it inline, you can upload it somewhere and provide a link.
> Well... nothing secret in it (in case someone will be interested too and so it
> stays in maillist archive):

[output snipped]

Thank you.  I don't see anything suspicious/unusual there.
Just case, do you have ZFS dedup enabled by a chance?

I think that examination of vmstat -m and vmstat -z outputs may provide some
clues as to what got all that memory wired.

Andriy Gapon

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