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Re: [Bacula-users] Bacula spool on SSD -- solid state driveperformance testing?
2009-07-24 07:23:51
Meyer, Mark schrieb:
> I'm interested in what parameters for what scheduler you're using.
> Did you test using synthetic benchmarks or with the production
> configuration?
I use this parameters for the cfq scheduler (got the info about that
on the LKML).
echo 10 > /sys/block/sda/queue/iosched/slice_async
echo 300 > /sys/block/sda/queue/iosched/slice_sync
Usually I prefer deadline, but I couldn't tweak it in a way that read
performance stays stable while a second job writes to the device.
I tested it with tiobench and with bacula.
Ralf
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