From owner-freebsd-fs@FreeBSD.ORG Wed Oct 21 23:22:10 2009 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 0BF5E106566C; Wed, 21 Oct 2009 23:22:10 +0000 (UTC) (envelope-from artemb@gmail.com) Received: from mail-yw0-f178.google.com (mail-yw0-f178.google.com [209.85.211.178]) by mx1.freebsd.org (Postfix) with ESMTP id 847A18FC13; Wed, 21 Oct 2009 23:22:09 +0000 (UTC) Received: by ywh8 with SMTP id 8so6421781ywh.3 for ; Wed, 21 Oct 2009 16:22:09 -0700 (PDT) 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:date:x-google-sender-auth:message-id:subject:from:to:cc :content-type; bh=zErOiIBD3wTDQ80cMtXL3EIM40VLaLzGhX9KwriYoU8=; b=E965eZJsD2c35TF9LxDtHsuIJ0ozRVEjlmJUyWvBs925CaAClgmaph8F+0oZTEu9J8 tHPko7Of0ZVGB22pZ28pMEJdajFzm2ydberKp5TnStL268oSVIWQPI3z7KZBS7ett0X5 PB2p7lk8KEi3KvezxB1Ti4ZjN29ZpI/UmsHcI= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type; b=f6kRnCQmGE7+Q+LvMcvc8uEG0mEEWTe6DLagiMf4CTDXnIwNoY1pIQWQa8LMacBJHv QpWrynjAin/R1gCigz7qK/v89Ymk6Ipp2Y9eXO10nahiuxId8f986ekS1qGNDIDEvQls YQa9dea3qICUsdSkylnzdNcUFRx5qeNylW+Sw= MIME-Version: 1.0 Sender: artemb@gmail.com Received: by 10.91.20.28 with SMTP id x28mr8940818agi.23.1256167328941; Wed, 21 Oct 2009 16:22:08 -0700 (PDT) In-Reply-To: References: <4AC1E540.9070001@fsn.hu> <4AC5B2C7.2000200@fsn.hu> <20091002184526.GA1660@garage.freebsd.pl> <4ACDA5EA.2010600@fsn.hu> <4ACDDED0.2070707@fsn.hu> <20091008160718.GB2134@garage.freebsd.pl> <4AD2E118.2050202@fsn.hu> <47C0A3F4-6431-49E5-B780-FA162946C288@freebsd.org> <4AD2E998.8090409@fsn.hu> Date: Wed, 21 Oct 2009 16:22:08 -0700 X-Google-Sender-Auth: 15a0875e3f7e54e8 Message-ID: From: Artem Belevich To: "K. Macy" Content-Type: text/plain; charset=ISO-8859-1 Cc: freebsd-fs@freebsd.org, Pawel Jakub Dawidek Subject: Re: ARC size constantly shrinks, then ZFS slows down extremely X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 21 Oct 2009 23:22:10 -0000 Hi, Will r197816 from head be MFC'd to stable-8 as commit comment suggested? I've been running my box with the r197816 applied to stable/8 and so far it's been working fine for me. #svn log -v -c 197816 ------------------------------------------------------------------------ r197816 | kmacy | 2009-10-06 14:40:50 -0700 (Tue, 06 Oct 2009) | 5 lines Changed paths: M /head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c Prevent paging pressure from draining arc too much - always drain arc if above arc_c_max - never drain arc if arc is below arc_c_max MFC after: 3 days ------------------------------------------------------------------------ --Artem