2 x quad-core system is slower that 2 x dual core on FreeBSD
Claus Guttesen
kometen at gmail.com
Tue Nov 20 13:22:44 PST 2007
> > FWIW, we are seeing 2 x quad-core 2.66GHz outperform (per core) 2 x
> > dual-core 3GHz on the same type of m/b, apparently because of better
> > bandwidth to memory. However, this is on a compute-intensive workload
> > running 1 job per core so would be pretty insensitive to
> > scheduler/locking issues.
>
> Alexey's problem is pretty specific to filesystem performance. Good to
> hear though :)
If that is the conclusion, wouldn't it make sense trying a different
disk-controller then?
--
regards
Claus
When lenity and cruelty play for a kingdom,
the gentlest gamester is the soonest winner.
Shakespeare
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