[Cbe-oss-dev] Improving performance of ps3disk block device driver

graf_chokolo graf_chokolo grafchokolo at googlemail.com
Mon Feb 14 02:26:45 EST 2011


Hi,

i have a question reagrding ps3disk block device driver. I managed to add
support to several regions.
But i noticed that the driver accepts only one storage request at once,
while a request is outstanding, it doesn't accept any further storage
requests.
As far as i know, storage devices of PS3 hypervisor can accept 16 requests
simultaneously. So, theoretically, it would be possible to submit more than
one request to PS3 hypervisor at once. Why doesn't ps3disk block device
driver use it to improve performance ?

Thanks in advance

graf_chokolo
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