Date: Mon, 21 Oct 2013 13:40:50 +0100 From: "Steven Hartland" <killing@multiplay.co.uk> To: "Vitalij Satanivskij" <satan@ukr.net> Cc: Vitalij Satanivskij <satan@ukr.net>, Dmitriy Makarov <supportme@ukr.net>, "Justin T. Gibbs" <gibbs@FreeBSD.org>, Borja Marcos <borjam@sarenet.es>, freebsd-current@freebsd.org Subject: Re: ZFS secondarycache on SSD problem on r255173 Message-ID: <73D8549BA8BE4920A1E67DC88E449E1B@multiplay.co.uk> References: <20131017061248.GA15980@hell.ukr.net> <326B470C65A04BC4BC83E118185B935F@multiplay.co.uk> <20131017073925.GA34958@hell.ukr.net> <2AFE1CBD9B124E3AB9E05A4E483CCE03@multiplay.co.uk> <20131018080148.GA75226@hell.ukr.net> <256B2E5A0BA44DCBB45BB3F3E820E190@multiplay.co.uk> <20131018144524.GA30018@hell.ukr.net> <4459A6FAB7B8445C97CCB9EFF34FD4F0@multiplay.co.uk> <20131019085547.GA33582@hell.ukr.net> <6917E0AC86C444EFB3B55750175BADED@multiplay.co.uk> <20131021123212.GA11886@hell.ukr.net>
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So previously you only started seeing l2 errors after there was
a significant amount of data in l2arc? Thats interesting in itself
if thats the case.
I wonder if its the type of data, or something similar. Do you
run compression on any of your volumes?
zfs get compression
Regards
Steve
----- Original Message -----
From: "Vitalij Satanivskij" <satan@ukr.net>
>
> Just now I cannot say, as to triger problem we need at last 200+gb size on l2arc wich usually grow in one production day.
>
> But for some reason today in the morning server was rebooted so cache was flushed and now only 100Gb.
>
> Need to wait some more time.
>
> At last for now none error on l2.
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