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From Philippe <>
Subject Re: Commit log on USB flash disk?
Date Sat, 16 Nov 2013 16:05:39 GMT
Hi david, we tried it two years ago and the performance of the USB stick
was so dismal we stopped.
 Le 16 nov. 2013 15:13, "David Tinker" <> a écrit :

> Our hosting provider has a cost effective server with 2 x 4TB disks
> with a 16G (or 64G) USB thumb drive option. Would it make sense to put
> the Cassandra commit log on the USB thumb disk and use RAID0 to use
> both 4TB disks for data (and Ubuntu 12.04)?
> Anyone know how long USB flash disks last when use for a write heavy
> workload like this?
> Please tell me if this is a really bad idea.
> Our alternative is to use one 4TB disk for commit log and one for
> data. Of course this will give us only half the space.
> Thanks
> David

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