Hello.
Yesterday system was rebooted with vfs.zfs.trim.enabled=0
System version 10.0-BETA1 FreeBSD 10.0-BETA1 #6 r256669, without any changes in
code
Uptime 10:51 up 16:41
sysctl vfs.zfs.trim.enabled
vfs.zfs.trim.enabled: 0
Around 2 hours ago errors counter's
kstat.zfs.misc.arcstats.l2_cksum_bad: 854359
kstat.zfs.misc.arcstats.l2_io_error: 38254
begin grow from zero values.
After remove cache
2013-10-18.10:37:10 zpool remove disk1 gpt/cache0 gpt/cache1 gpt/cache2
and attach again
2013-10-18.10:38:28 zpool add disk1 cache gpt/cache0 gpt/cache1 gpt/cache2
counters stop growing (of couse thay not zeroed)
before cache remove kstat.zfs.misc.arcstats.l2_asize was around 280GB
hw size of l2 cache is 3x164G
=> 34 351651821 ada3 GPT (168G)
34 6 - free - (3.0K)
40 8388608 1 zil2 (4.0G)
8388648 343263200 2 cache2 (164G)
351651848 7 - free - (3.5K)
Any hypothesis what alse we can test/try etc?
Steven Hartland wrote:
SH> Correct.
SH> ----- Original Message -----
SH> From: "Vitalij Satanivskij" <sa...@ukr.net>
SH>
SH>
SH> > Just to be sure I understand you clearly, I need to test next
configuration:
SH> >
SH> > 1) System with ashift patch eg. just latest stable/10 revision
SH> > 2) vfs.zfs.trim.enabled=0 in /boot/loader.conf
SH> >
SH> > So realy only diferens in default system configuration is disabled trim
functional ?
SH> >
SH> >
SH> >
SH> > Steven Hartland wrote:
SH> > SH> Still worth testing with the problem version installed but
SH> > SH> with trim disabled to see if that clears the issues, if
SH> > SH> nothing else it will confirm / deny if trim is involved.
SH>
SH>
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