From owner-freebsd-stable Tue Jan 22 15:40:38 2002 Delivered-To: freebsd-stable@freebsd.org Received: from resnet.uoregon.edu (resnet.uoregon.edu [128.223.122.47]) by hub.freebsd.org (Postfix) with ESMTP id 652BB37B41B for ; Tue, 22 Jan 2002 15:40:11 -0800 (PST) Received: from localhost (dwhite@localhost) by resnet.uoregon.edu (8.11.3/8.10.1) with ESMTP id g0MNeXh14523; Tue, 22 Jan 2002 15:40:34 -0800 (PST) Date: Tue, 22 Jan 2002 15:40:33 -0800 (PST) From: Doug White To: Sergey Gershtein Cc: freebsd-stable@FreeBSD.ORG Subject: Re: Strange lock-ups during backup over nfs after adding 1024M RAM In-Reply-To: <71617262877.20020122143447@ur.ru> Message-ID: <20020122153919.O12940-100000@resnet.uoregon.edu> X-All-Your-Base: are belong to us MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Tue, 22 Jan 2002, Sergey Gershtein wrote: > Our server runs FreeBSD 4.4-STABLE. Until recently everything was > ok, but when we increased the amount of RAM from 1024Mb to 2048Mb > strange lock-ups started to happen. All lock-ups happened at night > where activity was pretty low. We run backup over nfs nightly, and > there is a good chance it is nfs that causes the problem. When the > lock-ups happen backup is usually somewhere in the middle and after > the server is restarted backup finishes ok. Try rebuilding your kernel with maxusers 256 You may need to scale up the tables in the system to handle the additional memory. Doug White | FreeBSD: The Power to Serve dwhite@resnet.uoregon.edu | www.FreeBSD.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message