Poor disk drive performance with FC3 RC3

Alan Cox alan at redhat.com
Thu Nov 11 23:42:26 UTC 2004


On Thu, Nov 11, 2004 at 03:16:27PM -0500, David Zeuthen wrote:
> Another more straightforward option is of course to poll more than once
> a second so the drive never goes into power saving mode and thus never
> jams the bus :-). No, seriously, it would best not to poll as well, but
> we do need the media change notifications.

If you poll a lot you'll then have fun with the drives too dumb to cache
the TOC. I don't think there is one solution here, it probably requires
blacklisting the small number of problem drive types




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