From owner-freebsd-hackers Wed Nov 8 14:55:17 2000 Delivered-To: freebsd-hackers@freebsd.org Received: from fw.wintelcom.net (ns1.wintelcom.net [209.1.153.20]) by hub.freebsd.org (Postfix) with ESMTP id 965A337B479 for ; Wed, 8 Nov 2000 14:55:15 -0800 (PST) Received: (from bright@localhost) by fw.wintelcom.net (8.10.0/8.10.0) id eA8Mt7C27915; Wed, 8 Nov 2000 14:55:07 -0800 (PST) Date: Wed, 8 Nov 2000 14:55:06 -0800 From: Alfred Perlstein To: scanner@jurai.net Cc: Len Conrad , freebsd-hackers@FreeBSD.ORG Subject: Re: post-install of kernal sources, maxusers max? Message-ID: <20001108145506.Z5112@fw.wintelcom.net> References: <20001108140644.Y5112@fw.wintelcom.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.4i In-Reply-To: ; from scanner@jurai.net on Wed, Nov 08, 2000 at 05:22:18PM -0500 Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG * scanner@jurai.net [001108 14:22] wrote: > On Wed, 8 Nov 2000, Alfred Perlstein wrote: > > > Yes, but nmbclusters can, see the loader(8) manpage for the tunables > > to raise kern.ipc.nmbclusters, you might have better luck setting > > it to 32768. > > Is it possible to make the tuning of nmbclusters available after > the kenrel is loaded. So that you don't have to reboot a server to get > loader's changes to take effect? Nope. > > > when maxusers was above 256, but that hasn't been an issue for quite > > some time. > > So one could go as high as.. 512? 1024? There has to still be > drawbacks at some number where your wasting resources that you dont need > just to get more mbuf's. I think that is why they are saying dont just > jack up MAXUSERS. Use the NMBCLUSTERS=XXXX instead. Because that is > usually the variable you want increased not the other parameters MAXUSERS > increases. I've never had to set maxusers higher than 512 and 256 would have probably been fine. -- -Alfred Perlstein - [bright@wintelcom.net|alfred@freebsd.org] "I have the heart of a child; I keep it in a jar on my desk." To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message