On Wed, 2009-08-19 at 17:41 +0200, Patricia Santos Marco wrote: > And, another question. The I/O tools and scripts can not run in > production because the write tests are destrutive, so, Are there some > test ( not destructive) to prove the best number of threads in the > OSSs?
The obdfilter-survey, which is what you want for tuning OST threads, is in fact designed to be able to run on production OSTs. That said, I *cannot* caution you enough that unfortunately we don't find the time to test that with any rigour or frequency. Tread very cautiously. b.
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