From owner-freebsd-current@FreeBSD.ORG Mon Jul 28 13:27:16 2008 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id F14F3106566C for ; Mon, 28 Jul 2008 13:27:16 +0000 (UTC) (envelope-from outbackdingo@gmail.com) Received: from ti-out-0910.google.com (ti-out-0910.google.com [209.85.142.185]) by mx1.freebsd.org (Postfix) with ESMTP id 70C098FC1C for ; Mon, 28 Jul 2008 13:27:16 +0000 (UTC) (envelope-from outbackdingo@gmail.com) Received: by ti-out-0910.google.com with SMTP id d27so2127588tid.3 for ; Mon, 28 Jul 2008 06:27:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:subject:from:to:cc :in-reply-to:references:content-type:date:message-id:mime-version :x-mailer:content-transfer-encoding; bh=tIvOfXJoj8nYpqTGVmwtFxoAJY5SYs0UN6LY50n8Ias=; b=tXZTPEJFit4q9v1lw9Xnb6BXk45r7GAL0kaX+xVCVhNPUiRGTIfYfKmuYw7ePzy135 R4lJl4QlsphJo0AF9ApYtFXZ9xPUfTQlPvAtJ2MKRqPNXlX9VAzjUoJp1/YJXhoIOSXD m3hYTFHciTq8V+BOLIqPTgTBqJx0HStcU2oZA= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=subject:from:to:cc:in-reply-to:references:content-type:date :message-id:mime-version:x-mailer:content-transfer-encoding; b=PX+Gq6KWnXixzh2fRis+9JowC49nKa2jYub+JUoVYhK+ZxiiAOaS2jLa4GBYYkRHeW MExBoOg7StIyfsqsbSwDKZIAlgs5oPctOBrnJEMsH01vwHMYBYtV1W6lDlMNI5/2Ej9T UwVzeYlI1mVPGJzfWXSROZphnGmk7lc/zUDL4= Received: by 10.110.15.19 with SMTP id 19mr5916417tio.59.1217250061029; Mon, 28 Jul 2008 06:01:01 -0700 (PDT) Received: from ?192.168.1.5? ( [124.157.244.102]) by mx.google.com with ESMTPS id j5sm9309836tid.12.2008.07.28.06.00.58 (version=TLSv1/SSLv3 cipher=RC4-MD5); Mon, 28 Jul 2008 06:01:00 -0700 (PDT) From: OutBackdingo To: Pawel Jakub Dawidek In-Reply-To: <20080728125711.GH2953@garage.freebsd.pl> References: <20080727125413.GG1345@garage.freebsd.pl> <200807272034.01290.max@love2party.net> <20080728083303.GD2953@garage.freebsd.pl> <200807281454.36892.max@love2party.net> <20080728125711.GH2953@garage.freebsd.pl> Content-Type: text/plain Date: Mon, 28 Jul 2008 20:00:51 +0700 Message-Id: <1217250051.6657.0.camel@dingo-laptop> Mime-Version: 1.0 X-Mailer: Evolution 2.22.3.1 Content-Transfer-Encoding: 7bit Cc: freebsd-fs@freebsd.org, Max Laier , freebsd-current@freebsd.org Subject: Re: ZFS patches. X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 28 Jul 2008 13:27:17 -0000 So are we saying that i386 with a default kmem of 512MB has gotten psuedo stable with some load? On Mon, 2008-07-28 at 14:57 +0200, Pawel Jakub Dawidek wrote: > On Mon, Jul 28, 2008 at 02:54:36PM +0200, Max Laier wrote: > > On Monday 28 July 2008 10:33:03 Pawel Jakub Dawidek wrote: > > > Yes, it should fix most if not all 'kmem_map too small' panics, at least > > > from what I tried. Tunning kmem_size is still needed to get better > > > performance. > > > > With the i386 default settings it was not too hard to get the attached panic. > > Some cpdup and rm cycles of src and ports to a single disk zfs pool. With > > 512M I haven't been able to kill it, yet. > > I was probably too optimistic. The default kmem_size is probably just > too low. I'm quite sure it would be too low even for Solaris. >