Date: Wed, 5 Feb 2003 00:04:30 +0100 From: Brad Knowles <brad.knowles@skynet.be> To: Poul-Henning Kamp <phk@freebsd.org> Cc: current@freebsd.org Subject: Re: Preview: GEOMs statistics code. Message-ID: <a05200f08ba65f714a4e9@[146.106.12.76]> In-Reply-To: <25779.1044395087@critter.freebsd.dk> References: <25779.1044395087@critter.freebsd.dk>
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At 10:44 PM +0100 2003/02/04, Poul-Henning Kamp wrote: > In difference from the devstat framework which measures how big a > percentage of the time a drive has one or more outstanding requests, > I think that measuring the responstime is a much more useful metric. > (comments, input, references welcome) This is queue depth versus latency, right? I don't suppose a request to provide both would hold any weight with you, would it? -- Brad Knowles, <brad.knowles@skynet.be> "They that can give up essential liberty to obtain a little temporary safety deserve neither liberty nor safety." -Benjamin Franklin, Historical Review of Pennsylvania. GCS/IT d+(-) s:+(++)>: a C++(+++)$ UMBSHI++++$ P+>++ L+ !E-(---) W+++(--) N+ !w--- O- M++ V PS++(+++) PE- Y+(++) PGP>+++ t+(+++) 5++(+++) X++(+++) R+(+++) tv+(+++) b+(++++) DI+(++++) D+(++) G+(++++) e++>++++ h--- r---(+++)* z(+++) To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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