On Jan 10, 2013, at 1:47 AM, Ellis H. Wilson III wrote: > [snip] > My attention to them has revolved more around the latency issues that > arise when you add a HW raid controller and the SATA protocol between > the CPU and the SSD. This is exacerbated if the access patterns do > not > remain completely random but converge over the lifetime of the run > -- in > that case you may run into the accesses localizing onto a single > SSD in > the RAID array and bottlenecking performance towards the tail-end > of the > execution.
Ellis, ever heard of striping? _______________________________________________ Beowulf mailing list, [email protected] sponsored by Penguin Computing To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf
