From owner-freebsd-stable Fri May 4 10:29:38 2001 Delivered-To: freebsd-stable@freebsd.org Received: from kumquat.hlcca.org (kumquat.hlcca.org [209.244.192.145]) by hub.freebsd.org (Postfix) with SMTP id A249837B422 for ; Fri, 4 May 2001 10:29:35 -0700 (PDT) (envelope-from dakota@kumquat.hlcca.org) Received: (qmail 59268 invoked by uid 143); 4 May 2001 13:28:32 -0000 Received: from localhost (HELO kumquat.hlcca.org) (sendmail-bs@127.0.0.1) by localhost with SMTP; 4 May 2001 13:28:32 -0000 X-Mailer: exmh version 2.3.1 01/18/2001 with nmh-1.0.4 To: Matt Dillon Cc: freebsd-stable@FreeBSD.ORG From: lists@mediumgreen.com Subject: Re: Should /sys/i386/conf/GENERIC's SysV shared memory settings+defaults be re-thought? In-Reply-To: Message from Matt Dillon of "Fri, 04 May 2001 10:07:27 MST." <200105041707.f44H7Rw26684@earth.backplane.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Fri, 04 May 2001 13:28:32 +0000 Message-Id: <20010504172935.A249837B422@hub.freebsd.org> Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG I think I heard Matt Dillon say: > Could you do me a favor and post your 'ipcs -a' output for the case > of your nominally heavy X load? > > I am looking to raise the SHMMAXPGS default from 1024 to 8192, > SHMMNI from 96 to 192, and SHMSEG from 64 to 128. The question is > whether I have to raise SHMMNI and SHMSEG even higher -- I'm guessing > that your problems were mostly due to the too-low SHMMAXPGS default. I've seen similar issues with my home machine. If I leave vmware running, my backups fail. I haven't yet gotten around to rebuilding the kernel with the shm setting changed. Here is my current ipcs output: Message Queues: T ID KEY MODE OWNER GROUP CREATOR CGROUP CBYTES QNUM QBYTES LSPID LRPID STIME RTIME CTIME Shared Memory: T ID KEY MODE OWNER GROUP CREATOR CGROUP NATTCH SEGSZ CPID LPID ATIME DTIME CTIME m 65536 2622055 --rw-r--r-- root wheel root wheel 1 1048576 287 287 2:48:02 23:16:20 2:48:02 Semaphores: T ID KEY MODE OWNER GROUP CREATOR CGROUP NSEMS OTIME CTIME s 65536 2622057 --rw-rw-rw- root wheel root wheel 14no-entry 2:48:02 -matthew To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message