From owner-freebsd-stable@FreeBSD.ORG Tue Feb 7 11:35:07 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 471F31065691 for ; Tue, 7 Feb 2012 11:35:07 +0000 (UTC) (envelope-from emz@norma.perm.ru) Received: from elf.hq.norma.perm.ru (mail.norman-vivat.ru [89.250.210.68]) by mx1.freebsd.org (Postfix) with ESMTP id A12E88FC1F for ; Tue, 7 Feb 2012 11:35:05 +0000 (UTC) Received: from bsdrookie.norma.com. ([IPv6:fd00::7fc]) by elf.hq.norma.perm.ru (8.14.4/8.14.4) with ESMTP id q17BYok6000658 (version=TLSv1/SSLv3 cipher=DHE-RSA-CAMELLIA256-SHA bits=256 verify=NO) for ; Tue, 7 Feb 2012 16:34:50 +0500 (YEKT) (envelope-from emz@norma.perm.ru) Message-ID: <4F310C5A.6070400@norma.perm.ru> Date: Tue, 07 Feb 2012 17:34:50 +0600 From: "Eugene M. Zheganin" User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:7.0) Gecko/20111001 Thunderbird/7.0 MIME-Version: 1.0 To: freebsd-stable@freebsd.org References: <4F30E284.8080905@norma.perm.ru> <4F310115.3070507@FreeBSD.org> In-Reply-To: <4F310115.3070507@FreeBSD.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.7 (elf.hq.norma.perm.ru [IPv6:fd00::30a]); Tue, 07 Feb 2012 16:34:50 +0500 (YEKT) X-Spam-Status: No hits=-98.5 bayes=0.5 testhits RDNS_NONE=0.793, SPF_SOFTFAIL=0.665,TO_NO_BRKTS_NORDNS=0.001,TO_NO_BRKTS_PCNT=0.001, USER_IN_WHITELIST=-100 autolearn=no version=3.3.2 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on elf.hq.norma.perm.ru 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 11:35:07 -0000 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 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.