Re: Problem: CPU sleep when calling a function in another object for the first time.

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To: John Marconi <[email protected]>
Subject: Re: Problem: CPU sleep when calling a function in another object for the first time.
From: Phillip Susi <[email protected]>
Date: Fri, 19 Oct 2007 15:58:36 -0400
Cc: [email protected]
In-reply-to: <[email protected]>
References: <[email protected]>
Sender: [email protected]
User-agent: Thunderbird 2.0.0.6 (Windows/20070728)

John Marconi wrote:

I have added a kernel profiler to the timer interrupt of this CPU - and
find that during this 40ms period, the CPU is in r4k_wait - which looks
like cpu_idle is running.  It almost seems like file Y is being loaded
into memory to be used.

That is exactly what is happening. Pages in the code segment are onlyloaded on demand.



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References:
- Problem: CPU sleep when calling a function in another object for the first time.
  - From: "John Marconi" <[email protected]>

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