From owner-freebsd-stable@FreeBSD.ORG Mon Jul 12 03:08:55 2010 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 75DD11065676 for ; Mon, 12 Jul 2010 03:08:55 +0000 (UTC) (envelope-from fjwcash@gmail.com) Received: from mail-iw0-f182.google.com (mail-iw0-f182.google.com [209.85.214.182]) by mx1.freebsd.org (Postfix) with ESMTP id 3B6B18FC13 for ; Mon, 12 Jul 2010 03:08:55 +0000 (UTC) Received: by iwn35 with SMTP id 35so5214581iwn.13 for ; Sun, 11 Jul 2010 20:08:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:cc:content-type; bh=gWpcMzoXu6+YFhINnvuEyLve/+6OFt6VPgtDN03/XRs=; b=B3zCt8v0HZ5yH7P0zbWtXD9sgl3XipkYsxw3OfFHiEwYErsu/hnqhjdE33NUTELGSF eqGmNq9ofR9DJxOwipxeCE1yjMKY26IspKVgcBlsRgg1V8R/5FNipm77bs7Qu/fBNwax Nv4QPzMOyrWHCULRRy6F66AdcSt9ONfl2dSUQ= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=X0QaiclDveotwz8vWuFjg3d694sYxGIBPzfPZvHuCe1zsvLIOI0G92LVE6GvTz4Vh6 L2UaPyIULvnGvXMg9I/sRDidwTofC0N3WUJBPm8AaR7S/JMFPGEws/YV3aj+r9E65lAF GHKs/RE2akOvGi1acE/VpEaZnGfEw02N+T11s= MIME-Version: 1.0 Received: by 10.231.12.76 with SMTP id w12mr12945845ibw.87.1278904134068; Sun, 11 Jul 2010 20:08:54 -0700 (PDT) Received: by 10.231.37.11 with HTTP; Sun, 11 Jul 2010 20:08:54 -0700 (PDT) In-Reply-To: <20100711222818.GA37207@catsspat.iriomote> References: <20100711182511.GA21063@soda.CSUA.Berkeley.EDU> <20100711204757.GA81084@icarus.home.lan> <20100711211213.GA36377@catsspat.iriomote> <20100711214546.GA81873@icarus.home.lan> <20100711222818.GA37207@catsspat.iriomote> Date: Sun, 11 Jul 2010 20:08:54 -0700 Message-ID: From: Freddie Cash To: Richard Lee Content-Type: text/plain; charset=UTF-8 Cc: freebsd-stable@freebsd.org, Jeremy Chadwick Subject: Re: Serious zfs slowdown when mixed with another file system (ufs/msdosfs/etc.). 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: Mon, 12 Jul 2010 03:08:55 -0000 Search the archives for the -stable, -current, and -fs mailing lists from the past 3 months. There are patches floating around to fix this. The ZFS code that monitors memory pressure currently only monitors the "free" amount, and completely ignores the "inact" and other "not actually in use" amounts. -- Freddie Cash fjwcash@gmail.com