From owner-freebsd-hackers Fri Feb 26 9:48:49 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from apollo.backplane.com (apollo.backplane.com [209.157.86.2]) by hub.freebsd.org (Postfix) with ESMTP id DEC9814F89 for ; Fri, 26 Feb 1999 09:48:47 -0800 (PST) (envelope-from dillon@apollo.backplane.com) Received: (from dillon@localhost) by apollo.backplane.com (8.9.3/8.9.1) id JAA17514; Fri, 26 Feb 1999 09:48:08 -0800 (PST) (envelope-from dillon) Date: Fri, 26 Feb 1999 09:48:08 -0800 (PST) From: Matthew Dillon Message-Id: <199902261748.JAA17514@apollo.backplane.com> To: Doug Rabson Cc: Julian Elischer , Luoqi Chen , freebsd-hackers@FreeBSD.ORG, mjacob@feral.com Subject: Re: Panic in FFS/4.0 as of yesterday - update References: Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG :> maxbufspace, can cause map allocations to fail due to fragmentation. : :Defragment by moving non-busy buffers around in the map? Not a huge :amount of fun to be had there :-(. : :-- :Doug Rabson Mail: dfr@nlsystems.com :Nonlinear Systems Ltd. Phone: +44 181 442 9037 It's easy to defragment, you just deallocate kva associate with the buffer ( like a normal free ) -- the problem is that you may have to do this even if bufspace < maxbufspace. Shoot, there's still a bug. My third make buildworld locked up in 'newbuf'. Grr. -Matt Matthew Dillon To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message