Messages in this thread | | | Date | Mon, 20 Oct 2003 11:35:35 +1000 | From | Nick Piggin <> | Subject | Re: [BENCHMARK] I/O regression after 2.6.0-test5 |
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rwhron@earthlink.net wrote:
>There was about a 50% regression in jobs/minute in AIM7 >database workload on quad P3 Xeon. The CPU time has not >gone up, so the extra run time is coming from something >else. (I/O or I/O scheduler?) > >tiobench sequential reads has a significant regression too. > >Regression appears unrelated to filesystem type. > >dbench was not affected. > >The AIM7 was run on ext2. >
Yeah I'd say its all due to the IO scheduler. There is a problem I'm thinking about how to fix - its the likely cause of this too.
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