Date: Thu, 30 Dec 1999 22:40:47 -0800 From: Mike Smith <msmith@freebsd.org> To: Mike Smith <msmith@freebsd.org> Cc: Tom <tom@uniserve.com>, freebsd-hackers@freebsd.org Subject: Re: softupdates and debug.max_softdeps Message-ID: <199912310640.WAA00658@mass.cdrom.com> In-Reply-To: Your message of "Thu, 30 Dec 1999 22:34:04 PST." <199912310634.WAA00620@mass.cdrom.com>
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> > That is interesting. So I guess the conclusion to this is, softupdates > > is useful for bursty IO, but not sustained because it can get far behind > > until it eventually reaches the point where the machine reboots silently. > > I guess the delay until reboot is dependent on the size of max_softdeps. > > If it is big, it takes a while. > > I mentioned this a while back in the context of suspended I/O (in this > case, a RAID array busy dealing with a failed disk). There wasn't much > interest in dealing with it evinced at that point. (Obviously this implies that I can reproduce it at will, and will happily do so for anyone that wants it...) -- \\ Give a man a fish, and you feed him for a day. \\ Mike Smith \\ Tell him he should learn how to fish himself, \\ msmith@freebsd.org \\ and he'll hate you for a lifetime. \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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