From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Mon, 15 Jul 2002 14:39:05 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Mon, 15 Jul 2002 14:39:04 -0400 Received: from louise.pinerecords.com ([212.71.160.16]:38148 "EHLO louise.pinerecords.com") by vger.kernel.org with ESMTP id ; Mon, 15 Jul 2002 14:39:01 -0400 Date: Mon, 15 Jul 2002 20:41:49 +0200 From: Tomas Szepe To: Pete Zaitcev Cc: linux-kernel@vger.kernel.org Subject: Re: Fwd: [sparc32] reserve nocache based on RAM size Message-ID: <20020715184149.GA18980@louise.pinerecords.com> References: <200207151333.g6FDXF001511@devserv.devel.redhat.com> <20020715143525.B27814@devserv.devel.redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20020715143525.B27814@devserv.devel.redhat.com> User-Agent: Mutt/1.4i X-OS: GNU/Linux 2.4.19-pre10/sparc SMP X-Uptime: 41 days, 7:22 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > > From: Tomas Szepe > > Newsgroups: rhat.general.linux-kernel > > Date: Sun, 14 Jul 2002 17:38:05 +0200 > > > Since there's no official sparc32 maintainer, I'm sending this patch > > directly to you. It has now been tested in various configurations > > (released in the default Aurora 0.3 kernel) and appears to be causing > > no undesired side effects. > > Would you mind to send me 3-4 /proc/meminfos and /proc/cpuinfos > from your Aurora boxes with this patch, preferably after some uptime? At the moment, I've only got one box up: $ uname -r 2.4.19-pre10 $ uptime 8:39pm up 41 days, 10:33, 5 users, load average: 0.00, 0.00, 0.00 $ cat /proc/meminfo total: used: free: shared: buffers: cached: Mem: 157298688 145948672 11350016 0 41795584 48705536 Swap: 234864640 24662016 210202624 MemTotal: 153612 kB MemFree: 11084 kB MemShared: 0 kB Buffers: 40816 kB Cached: 42640 kB SwapCached: 4924 kB Active: 40752 kB Inactive: 67556 kB HighTotal: 64828 kB HighFree: 4472 kB LowTotal: 88784 kB LowFree: 6612 kB SwapTotal: 229360 kB SwapFree: 205276 kB $ cat /proc/cpuinfo cpu : Texas Instruments, Inc. - SuperSparc-(II) fpu : SuperSparc on-chip FPU promlib : Version 3 Revision 2 prom : 2.22 type : sun4m ncpus probed : 2 ncpus active : 2 Cpu0Bogo : 74.75 Cpu1Bogo : 59.80 MMU type : TI Viking/MXCC contexts : 65536 nocache total : 3145728 nocache used : 998656 CPU0 : online CPU1 : online > Also, did you think about a deadlock-free runtime resizing of the > nocache memory? I did not even bother with boot-time resizing, > because run-time resizing sounds doable and certainly nobler. Not yet, sounds like a good idea, though. I'll certainly have a look at it later on. T.