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Date:      Wed, 16 Oct 2013 17:27:11 -0600
From:      "Justin T. Gibbs" <gibbs@FreeBSD.org>
To:        Vitalij Satanivskij <satan@ukr.net>
Cc:        freebsd-current@freebsd.org, Steven Hartland <killing@multiplay.co.uk>, Borja Marcos <borjam@sarenet.es>, Dmitriy Makarov <supportme@ukr.net>
Subject:   Re: ZFS secondarycache on SSD problem on r255173
Message-ID:  <E5E6AB7C-C067-4B92-8A38-9DD811011D6F@FreeBSD.org>
In-Reply-To: <3A44A8F6-8B62-4A23-819D-B91A3E6E5EF9@freebsd.org>
References:  <1379069539.824504225.3b9xwugp@fmst-6.ukr.net> <EAD621124C1549208BD93D20657E1BD0@multiplay.co.uk> <74C1D072-77BB-4D6C-B78F-C8D2731FA0CF@sarenet.es> <DEF92E3685F3411D9B605ACFBEA16D94@multiplay.co.uk> <1379333192.127359970.ma5jnbc5@fmst-6.ukr.net> <1379334340.567465877.0b1lli6r@fmst-6.ukr.net> <8365CE736DC749DF95D0030A725211F6@multiplay.co.uk> <02549AD9-C456-4E17-927C-B4BCC97F8CC8@freebsd.org> <4AA28730F331444AB13108ABF0CD68B7@multiplay.co.uk> <1379496242.750778745.m0ksff1m@fmst-6.ukr.net> <20131016080100.GA27758@hell.ukr.net> <3A44A8F6-8B62-4A23-819D-B91A3E6E5EF9@freebsd.org>

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I took a quick look at arc.c and see that the trim_map_free() calls don't take into account ashift.  I don't know if that has anything to do with your problem though.  I would expect this would just make the trim less efficient, but I need to dig further.

--
Justin

On Oct 16, 2013, at 4:42 PM, "Justin T. Gibbs" <gibbs@freebsd.org> wrote:

> You'll have to be more specific.  I don't have that email or know what list on which to search.
> 
> Thanks,
> Justin
> 
> On Oct 16, 2013, at 2:01 AM, Vitalij Satanivskij <satan@ukr.net> wrote:
> 
>> Hello.
>> 
>> Patch brocke cache functionality.
>> 
>> Look at's Dmitriy's mail from  Mon, 07 Oct 2013 21:09:06 +0300
>> 
>> With subject ZFS L2ARC - incorrect size and abnormal system load on r255173
>> 
>> As patch alredy in head and BETA it's not good.
>> 
>> Yesterday we update one machine up to beta1 and forgot about patch. So 12 Hours and cache broken... :((
>> 
>> 
>> 
>> Dmitriy Makarov wrote:
>> DM> The attached patch by Steven Hartland fixes issue for me too. Thank you! 
>> DM> 
>> DM> 
>> DM> --- Исходное сообщение --- 
>> DM> От кого: "Steven Hartland" < killing@multiplay.co.uk > 
>> DM> Дата: 18 сентября 2013, 01:53:10 
>> DM> 
>> DM> ----- Original Message ----- 
>> DM> From: "Justin T. Gibbs" < 
>> DM> 
>> DM> --- 
>> DM> Дмитрий Макаров 
>> DM> _______________________________________________
>> DM> freebsd-current@freebsd.org mailing list
>> DM> http://lists.freebsd.org/mailman/listinfo/freebsd-current
>> DM> To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org"
>> 
> 
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