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Re^4: Once again about disk subsystem: SSD vs SAS?
Denis Zavelev
denis.zavelev@gmail.com
Hello, Alex>you can try to add:
>
$intgrl packao=.f. $end
>to your input to disable 2-e AO integrals packing and
>to increase I/O overhead; and compare again.
I tried this. The perfomance appeared to become several times less (cpu usage was about 20-30%) so I have to tell that either currently available SSDs or maybe onboard SATA II controller are not fast enough.Maybe someday I'll try other ideas you offered.
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Wed Apr 7 '10 7:31pm
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