Date: Thu, 22 Mar 2007 14:02:20 +0100 From: Dieter <freebsd@sopwith.solgatos.com> To: freebsd-performance@freebsd.org Subject: Re: Slow on heavy I/O operations. Message-ID: <200703222102.VAA29654@sopwith.solgatos.com>
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> But what I can't understand - why such non-critical(as it seems to me) > disk activity, cause 100% busyness for disk? Others have pointed out the effect of seeking. It would be very useful if there was a way to nice I/O up or down the way we can nice CPU usage up or down. Then non-critical disk activity could be niced down and not impact critical I/O so much.
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