Re: [patch] raid-2.5.1-I7

From: Roy Sigurd Karlsbakk (roy@karlsbakk.net)
Date: Tue Dec 18 2001 - 10:31:34 EST

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> > Does this have anything to do with the bug I've reported about 2.4.x
> > slowing down i/o after heavy sequencial read-only from >=50 files
> > concurrently? (see BUG raid subsys)
>
> no. You have a RAID-0 array, while the patch i sent only affects RAID-1.
> It's very likely that 50 concurrent reads wont perform well on any device
> (RAID or standalone disk), i hope we can tackle workloads like that later
> in 2.5.

It really DOES perform well ... that is ... until it's used all the memory
and stops reading fast.

-- Roy Sigurd Karlsbakk, MCSE, MCNE, CLS, LCA

Computers are like air conditioners. They stop working when you open Windows.

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