On Fri, Sep 11 2009, Wouter Verhelst wrote:
> On Thu, Sep 10, 2009 at 01:05:32PM +0200, Petter Reinholdtsen wrote:
>> If you want to test this feature in testing or unstable, use this
>> command:
>>
>> echo CONCURRENCY=makefile >> /etc/default/rcS
>>
>> It will enable makefile style concurrency, and run N scripts in
>> parallel during boot, where N is the number of CPUs or cores on the
>> machine.
>
> That seems suboptimal.
>
> It occurs to me that initscripts are mostly I/O bound (since they need
> to start applications that then go waiting in the background), rather
> than CPU bound; as such, the number of initscripts that can be ran in
> parallel is more dependent on I/O speed than on CPU speed.
>
> It's probably best to make this N be a configurable variable (possibly
> defaulting to something based on something we detect from the system
> we're running on) rather than have it be something detected and not
> configurable.
>
> If it actually is configurable, but you just didn't tell us so, then
> please feel free to disregard this mail ;-)
I actually lost 7 seconds, according to bootchard, by setting
that.
manoj
--
Texas law forbids anyone to have a pair of pliers in his possession.
Manoj Srivastava <sriva...@debian.org> <http://www.debian.org/~srivasta/>
1024D/BF24424C print 4966 F272 D093 B493 410B 924B 21BA DABB BF24 424C
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