I won't have time to investigate this, I'm afraid. Would anybody like to volunteer? :)
On Wed, 2010-05-26 at 08:27 +1200, Robert Collins wrote: > It's almost certainly worth finding out. If we don't know we are at > best guessing. > > possibilities include: > - we didn't get pg properly on a ramdisk > - we're doing a lot of random seeking > - memory pressure is pushing stuff pagetests need out > - windmill is slow > - ... > > blocktrace is probably your key friend here. That and/or systemtap. > Martin speaks highly of 'prof' but I've not had time to play with it > yet. > > -Rob -- Guilherme Salgado <https://launchpad.net/~salgado>
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