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From Paul Davis <paul.joseph.da...@gmail.com>
Subject Re: using mutliple cores for view computation
Date Fri, 20 Mar 2009 10:59:59 GMT
On Fri, Mar 20, 2009 at 6:41 AM, Anand Chitipothu <anandology@gmail.com> wrote:
>> Can you check iostat to see how fast data gets passed to the disk?
>> If we're saturating your write speed already, there's no need to go
>> multi process.
>>
>> (I expect that we don't saturate the disk just yet, so yeah there's room
>> for improvement, but I don't think disk is fast enough for 4 cores spitting
>> out data).
>
> Device:            tps   Blk_read/s   Blk_wrtn/s   Blk_read   Blk_wrtn
> sda1              1.43        33.72        60.85  129287651  233314088
>
> It is surely not saturated by I/O. %iowait is less than 1.0.
>
> The view computation is running from more than 5 hours and I would
> like to see the view server use all the available cores and it will be
> even better it if is possible add more nodes to assist the view
> computation.
>

Patches welcome. ;)

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