Date: Wed, 6 Jul 2011 11:28:49 +0400 From: Sergey Kandaurov <pluknet@gmail.com> To: Jason Hellenthal <jhell@dataix.net> Cc: Alexander Best <arundel@freebsd.org>, freebsd-hackers@freebsd.org Subject: Re: strange 'vmstat -z' output Message-ID: <CAE-mSO%2BNsnS4cW3UOUqNHy9KQ0r8MoK%2BnDkQyeWGp2CT=8XoZA@mail.gmail.com> In-Reply-To: <20110706010819.GB58614@DataIX.net> References: <20110705224609.GA93031@freebsd.org> <CAE-mSO%2BheEhkVW_-hafSh5_4qOo_dYNUTjrrJt13=CnW4-%2B4wg@mail.gmail.com> <20110706010819.GB58614@DataIX.net>
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On 6 July 2011 05:08, Jason Hellenthal <jhell@dataix.net> wrote: > > > On Wed, Jul 06, 2011 at 04:40:54AM +0400, Sergey Kandaurov wrote: >> On 6 July 2011 02:46, Alexander Best <arundel@freebsd.org> wrote: >> > hi there, >> > >> > i'm seeing the following with 'vmstat -z' on CURRENT, running on amd64= : >> > >> > ITEM =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 SIZE =A0LIMIT =A0 =A0 USED = =A0 =A0 FREE =A0 =A0 =A0REQ FAIL SLEEP >> > 128 Bucket: =A0 =A0 =A0 =A0 =A0 =A01048, =A0 =A0 =A00, =A0 =A0 150, = =A0 =A0 =A0 0, =A0 =A01650,12746, =A0 0 >> > >> > ...how can the number of failures be greater than the number of reques= ts? >> >> Here REQ is the total number of successful allocations, not just request= s. >> > > I think he is refering to "FAIL" column not REQ. > Yes. And FAIL is not a subset of REQ. They are success / failure counters. That's why FAIL can be less/greater then REQ. --=20 wbr, pluknet
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