Messages in this thread |  | | | Date | Fri, 27 Mar 2009 01:08:02 +0100 | | From | Ingo Molnar <> | | Subject | Re: ext3 IO latency measurements (was: Linux 2.6.29) |
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* Theodore Tso <tytso@mit.edu> wrote:
> On Fri, Mar 27, 2009 at 12:02:40AM +0100, Ingo Molnar wrote: > > This isnt me streaming gigs of data in and out of the system > > dirtying 90% of all RAM. This is a trivial workload barely > > scratching the RAM and CPU capabilities of the system. > > Have you tried with maxcpus set to say, 2? My guess is you won't see > the problems in that case.
Note, my previous devel box was a single socket quad and it had such delays all the time as well. Havent tried it on a dual-core. (i dont have dual-core systems with enough RAM to be able to build a kernel purely in RAM)
Ingo
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