Thread (74 messages) 74 messages, 16 authors, 2009-09-01

Re: RFC: THE OFFLINE SCHEDULER

From: raz ben yehuda <hidden>
Date: 2009-08-26 15:11:15
Also in: lkml

Possibly related (same subject, not in this thread)

sos linux is at:


http://sos-linux.svn.sourceforge.net/viewvc/sos-linux/offsched/

you will find the modules, once shot patches , split patches, and a
Documentation folder. 


On Wed, 2009-08-26 at 18:06 +0300, Pekka Enberg wrote:
On Wed, Aug 26, 2009 at 5:54 PM, raz ben yehuda[off-list ref] wrote:
quoted
quoted
I have always been fascinated by the idea of controlling another cpu
from the main CPU.

Usually these cpus are custom, run proprietary software, and have no
datasheet on their I/O interfaces.

But, being able to turn an ordinary CPU into something like that seems
to be very nice.

For example, It might help with profiling. Think about a program that
can run uninterrupted how much it wants.

I might even be better, if the dedicated CPU would use a predefined
reserved memory range (I wish there was a way to actually lock it to
that range)

On the other hand, I could see this as a jump platform for more
proprietary code, something like that: we use linux in out server
platform, but out "insert buzzword here" network stack pro+ can handle
100% more load that linux does, and it runs on a dedicated core....

In the other words, we might see 'firmwares' that take an entire cpu for
their usage.
This is exactly what offsched (sos) is. you got it. SOS was partly inspired by the notion of a GPU.
So where are the patches? The URL in the original post returns 404...
  
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