Date: Fri, 22 May 1998 00:41:31 -0500 (EST) From: "John S. Dyson" <toor@dyson.iquest.net> To: michaelh@cet.co.jp (Michael Hancock) Cc: karl@mcs.net, julian@whistle.com, current@FreeBSD.ORG Subject: Re: Explosion update on Softupdates - it is NOT CCD related Message-ID: <199805220541.AAA02910@dyson.iquest.net> In-Reply-To: <Pine.SV4.3.95.980522133740.17190B-100000@parkplace.cet.co.jp> from Michael Hancock at "May 22, 98 01:39:52 pm"
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> On Thu, 21 May 1998, Karl Denninger wrote: > > > Diablo uses mmap to read, and write to do writes to the spool files. > > It also does a hell of a lot of flock()ing. > > It would seem that a lot of flocking would defeat the purpose of > softupdates. Or is it that softupdates defeats the purpose of flocking? > There appear to be some wierd, unforseen interactions between the softupdates and our VFS/VM code. I don't see it as a bug in anything as much as an oversight. I haven't really studied the issue very carefully yet, but the (or some kind of) problem exists. The ball should NOT be in Kirk's court, I think that it should be in mine right now. John To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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