Date: Tue, 31 May 2011 19:25:19 +0100 From: "Steven Hartland" <killing@multiplay.co.uk> To: "Artem Belevich" <art@freebsd.org> Cc: freebsd-fs@freebsd.org, Andriy Gapon <avg@freebsd.org> Subject: Re: ZFS: arc_reclaim_thread running 100%, 8.1-RELEASE, LBOLT related Message-ID: <6369E29ADE744AA4A63D49C46B1C9DBC@multiplay.co.uk> References: <0EFD28CD-F2E9-4AE2-B927-1D327EC99DB9@bitgravity.com><BANLkTikVq0-En7=4Dy_dTf=tM55Cqou_mw@mail.gmail.com><4DE50811.5060606@FreeBSD.org><7F79B120F4ED415F8BB9EB7A4483AF8D@multiplay.co.uk> <BANLkTi=maf45G5UPOvPtCh-b2okC5VOfUA@mail.gmail.com>
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----- Original Message -----
From: "Artem Belevich" <art@freebsd.org>
> On Tue, May 31, 2011 at 8:57 AM, Steven Hartland
> <killing@multiplay.co.uk> wrote:
>> Looks like we had this on machine today which had only been up 66 days.
>> A reboot cleared it, but 66 days up time is nearly half previously reported
>> making it a bit more serious.
>
> What does 'sysctl kern.hz' show on your box? Overflow rate depends on
> hz. Estimate of 106 days is based on hz=1000.
Its 1000, does it also depend on the number of cores at all?
Regards
Steve
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