From owner-freebsd-questions@FreeBSD.ORG Thu Jan 14 14:51:02 2010 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 2F09B106566B for ; Thu, 14 Jan 2010 14:51:02 +0000 (UTC) (envelope-from ivoras@gmail.com) Received: from mail-ew0-f211.google.com (mail-ew0-f211.google.com [209.85.219.211]) by mx1.freebsd.org (Postfix) with ESMTP id ADEBB8FC12 for ; Thu, 14 Jan 2010 14:51:01 +0000 (UTC) Received: by ewy3 with SMTP id 3so955048ewy.13 for ; Thu, 14 Jan 2010 06:50:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:sender:received:in-reply-to :references:from:date:x-google-sender-auth:message-id:subject:to:cc :content-type:content-transfer-encoding; bh=N9DCuDM8NdP1R7f5q8DYhLk5pj7g7Of26t8Erl7/q6E=; b=qyis1PYEMOLoirTOT4PeyNcn2Cukl3238gafyPYduWbDQ2zpnEzPEF6UD24ouuYOm9 kneQXcABTCgANAPn55Lu74RZg+ChaPmL99i5tkR7TVHii5LJe7RWIezHLv3WqeClaQIF 23JxfariIbvHg+xQaDSX5sldeamKgqhQ3MMSc= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:from:date :x-google-sender-auth:message-id:subject:to:cc:content-type :content-transfer-encoding; b=faaiXRgG7zamOeFyzZpsDF/kkRMb8M5HYuKvLJGfjJEtLCaSP7tx3wEJQps6qNMRa5 3W/KYKxDAzhoLTggjdAjHFrneQThSkOfDZetPmVTn+5Y+P93OzmK/5UgIR0I1zgfkvIZ FPLBQ07JsPHKld40FvPtD0RBgLQ7S9e88BQJs= MIME-Version: 1.0 Sender: ivoras@gmail.com Received: by 10.216.88.202 with SMTP id a52mr319723wef.101.1263480655265; Thu, 14 Jan 2010 06:50:55 -0800 (PST) In-Reply-To: <27117211dd662bcf93055f4351243396.squirrel@email.polands.org> References: <8418112cdfada93d83ca0cb5307c1d21.squirrel@email.polands.org> <9bbcef731001131035x604cdea1t81b14589cb10ad25@mail.gmail.com> <9bbcef731001131157h256c4d14mbb241bc4326405f8@mail.gmail.com> <3aa09fd8723749d1fa65f1b9a6faac60.squirrel@email.polands.org> <27117211dd662bcf93055f4351243396.squirrel@email.polands.org> From: Ivan Voras Date: Thu, 14 Jan 2010 15:50:34 +0100 X-Google-Sender-Auth: bf02bf1f2f6aabde Message-ID: <9bbcef731001140650h5d887843ubc6d555da993e8b6@mail.gmail.com> To: Doug Poland Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Cc: freebsd-questions@freebsd.org Subject: Re: 8.0-R-p2 ZFS: unixbench causing kmem exhaustion panic X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 14 Jan 2010 14:51:02 -0000 2010/1/14 Doug Poland : > > On Thu, January 14, 2010 03:17, Ivan Voras wrote: >> Doug Poland wrote: >>>>> >>>> Ok, I re-ran with same config, but this time monitoring the >>>> sysctls you requested* ( and the rest I was watching ): >>>> >>> I failed to mention that >>> >>> kstat.zfs.misc.arcstats.size >>> >>> seemed to fluctuate between about 164,000,00 and 180,000,000 bytes >>> during this last run >> >> Is that with or without panicking? >> > with a panic > > >> If the system did panic then it looks like the problem is a memory >> leak somewhere else in the kernel, which you could confirm by >> monitoring vmstat -z. >> > I'll give that a try. =C2=A0Am I looking for specific items in vmstat -z? > arc*, zil*, zfs*, zio*? =C2=A0Please advise. You should look for whatever is allocating all your memory between 180 MB (which is your ARC size) and 1.2 GB (which is your kmem size).