On Wednesday 12 May 2004 06:08, Sudev Barar wrote: > On Wed, 2004-05-12 at 07:29, Chris Berry wrote: > > How much do you think disk speed affects the latency, and is it worth it > > to use 15k rpm scsi disks instead of 10k rpm. Will we notice serious > > speed loss using IDE for 2 or 3 clients, or only when we start loading > > up more? > > I am running one system on IDE one on SATA and more on SCSI. Always with > more clients coming in (beyond 10+ concurrent) latency starts becoming > apparent and irritating as more clients become concurrent. > Two systems that are on SCSI today I used RAID0 on two IDE's to solve > part of the problem and although there was improvement in read / writes > as shown by hdparm it was still not good enough. SATA is much better but > no where near SCSI. > Lot of discussions on this can be dug up in archives of the list. As far > as two three clients as proof of concept the current hardware is okay. what about these 10000 rpm sata drives . will they be sufficient for 10 + loads ?
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