From owner-freebsd-stable@FreeBSD.ORG Tue Feb 7 11:43:56 2012 Return-Path: Delivered-To: freebsd-stable@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 521D71065676 for ; Tue, 7 Feb 2012 11:43:56 +0000 (UTC) (envelope-from avg@FreeBSD.org) Received: from citadel.icyb.net.ua (citadel.icyb.net.ua [212.40.38.140]) by mx1.freebsd.org (Postfix) with ESMTP id 9D58F8FC12 for ; Tue, 7 Feb 2012 11:43:55 +0000 (UTC) Received: from porto.starpoint.kiev.ua (porto-e.starpoint.kiev.ua [212.40.38.100]) by citadel.icyb.net.ua (8.8.8p3/ICyb-2.3exp) with ESMTP id NAA18505; Tue, 07 Feb 2012 13:43:51 +0200 (EET) (envelope-from avg@FreeBSD.org) Received: from localhost ([127.0.0.1]) by porto.starpoint.kiev.ua with esmtp (Exim 4.34 (FreeBSD)) id 1RujSh-000OHN-8Q; Tue, 07 Feb 2012 13:43:51 +0200 Message-ID: <4F310E75.7090301@FreeBSD.org> Date: Tue, 07 Feb 2012 13:43:49 +0200 From: Andriy Gapon User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:10.0) Gecko/20120202 Thunderbird/10.0 MIME-Version: 1.0 To: "Eugene M. Zheganin" References: <4F30E284.8080905@norma.perm.ru> <4F310115.3070507@FreeBSD.org> <4F310C5A.6070400@norma.perm.ru> In-Reply-To: <4F310C5A.6070400@norma.perm.ru> X-Enigmail-Version: 1.3.5 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: freebsd-stable@FreeBSD.org Subject: Re: zfs arc and amount of wired memory X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 07 Feb 2012 11:43:56 -0000 on 07/02/2012 13:34 Eugene M. Zheganin said the following: > Hi. > > On 07.02.2012 16:46, Andriy Gapon wrote: >> on 07/02/2012 10:36 Eugene M. Zheganin said the following: >>> If I use the script from http://wiki.freebsd.org/ZFSTuningGuide , it says: >>> >>> ===Cut=== >>> ARC Size: 12.50% 363.14 MiB >>> Target Size: (Adaptive) 12.50% 363.18 MiB >>> Min Size (Hard Limit): 12.50% 363.18 MiB >>> Max Size (High Water): 8:1 2.84 GiB >>> ===Cut=== >>> >>> At the same time I have 3500 megs in wired state: >>> >>> >>> Please try sysutils/zfs-stats; zfs-stats -a output should provide a good >>> overview of the state and configuration of the system. >>> > Thanks. But it seems to be the same script. Anyway, it reports the same amount > of memory: > > [emz@taiga:~]# zfs-stats -A zfs-stats -A is not the same as zfs-stats -a > ------------------------------------------------------------------------ > ZFS Subsystem Report Tue Feb 7 17:32:34 2012 > ------------------------------------------------------------------------ > > ARC Summary: (THROTTLED) > Memory Throttle Count: 2.62k > > ARC Misc: > Deleted: 10.17m > Recycle Misses: 1.47m > Mutex Misses: 7.69k > Evict Skips: 7.69k > > ARC Size: 12.50% 363.24 MiB > Target Size: (Adaptive) 12.50% 363.18 MiB > Min Size (Hard Limit): 12.50% 363.18 MiB > Max Size (High Water): 8:1 2.84 GiB > > ARC Size Breakdown: > Recently Used Cache Size: 57.54% 209.01 MiB > Frequently Used Cache Size: 42.46% 154.22 MiB > > ARC Hash Breakdown: > Elements Max: 191.41k > Elements Current: 33.76% 64.63k > Collisions: 27.09m > Chain Max: 17 > Chains: 13.56k > > ------------------------------------------------------------------------ > > I still don't get why I have 3/5 Gigs in wired state. > > Thanks. > > Eugene. > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" > -- Andriy Gapon