Re: [patch] sched: auto-tune migration costs [was: Re: Industry dbbenchmark result on recent 2.6 kernels]

[Paul Jackson]

> the default on ia64 (32MB) was way too large

Agreed.  It took about 9 minutes to search the first pair of cpus
(cpu 0 to cpu 1) from a size of 67107840 down to a size of 62906,
based on some prints I added since my last message.


> it seems the screen blanking timer hit

Ah - yes.  That makes sense.


> do a search from 10MB downwards. This
>   should speed up the search.

That will help (I'm guessing not enough - will see shortly.)


> verbose printouts 

I will put them to good use.

Thanks.

-- 
                  I won't rest till it's the best ...
                  Programmer, Linux Scalability
                  Paul Jackson <pj@xxxxxxxxxxxx> 1.650.933.1373, 1.925.600.0401
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