From owner-freebsd-hackers Tue Nov 5 08:05:58 1996 Return-Path: owner-hackers Received: (from root@localhost) by freefall.freebsd.org (8.7.5/8.7.3) id IAA07715 for hackers-outgoing; Tue, 5 Nov 1996 08:05:58 -0800 (PST) Received: from Kitten.mcs.com (Kitten.mcs.com [192.160.127.90]) by freefall.freebsd.org (8.7.5/8.7.3) with ESMTP id IAA07710 for ; Tue, 5 Nov 1996 08:05:55 -0800 (PST) Received: from Mailbox.mcs.com (Mailbox.mcs.com [192.160.127.87]) by Kitten.mcs.com (8.8.2/8.8.Beta.3) with ESMTP id KAA02492; Tue, 5 Nov 1996 10:05:36 -0600 (CST) Received: from Venus.mcs.net (karl@Venus.mcs.com [192.160.127.92]) by Mailbox.mcs.com (8.8.2/8.8.2) with ESMTP id KAA04931; Tue, 5 Nov 1996 10:05:35 -0600 (CST) Received: (from karl@localhost) by Venus.mcs.net (8.8.2/8.8.2) id KAA05286; Tue, 5 Nov 1996 10:05:34 -0600 (CST) From: Karl Denninger Message-Id: <199611051605.KAA05286@Venus.mcs.net> Subject: Re: Funny behavior in NFS To: dfr@render.com (Doug Rabson) Date: Tue, 5 Nov 1996 10:05:33 -0600 (CST) Cc: karl@Mcs.Net, hackers@FreeBSD.org In-Reply-To: from "Doug Rabson" at Nov 5, 96 10:14:22 am X-Mailer: ELM [version 2.4 PL24] Content-Type: text Sender: owner-hackers@FreeBSD.org X-Loop: FreeBSD.org Precedence: bulk > On Tue, 5 Nov 1996, Karl Denninger wrote: > > > Hi folks, > > > > We're seeing some funny NFS behavior... > > > > Specifically, if a fileserver is reset or loses connectivity (ie: you get a > > warning about "unreachable") any process which has a binary on that disk > > is dead meat (vm errors). > > I have been working on improving the asynchronous i/o code in NFS and it > is possible but not likely that my changes might affect this. I will > probably commit these changes tomorrow. OK.. > > "soft" mounted disks can't be ^Cd out of a "df", for example (that should > > work) and don't time out and fail. > > > > I am beginning to wonder if the "soft" switch is backwards! > > > > Anyone have any ideas or thoughts? > > Don't you need the "intr" flag to be able to ^C out of an operation? The > "soft" flag gives up the operation after a number of retries but isn't > necessarily interruptable Yes, but you can sit with a "soft" mount for hours and it never times out.. -- -- Karl Denninger (karl@MCS.Net)| MCSNet - The Finest Internet Connectivity http://www.mcs.net/~karl | T1's from $600 monthly to FULL DS-3 Service | 32 Analog Prefixes, 13 ISDN, Web servers $75/mo Voice: [+1 312 803-MCS1 x219]| Email to "info@mcs.net" WWW: http://www.mcs.net/ Fax: [+1 312 248-9865] | 2 FULL DS-3 Internet links; 400Mbps B/W Internal