Re: Linux Tuning
Chuck Lever (cel@monkey.org)
Tue, 20 Apr 1999 14:06:18 -0400 (EDT)
On 20 Apr 1999, Andi Kleen wrote:
> I think a far more interesting metric ATM is locking overhead. I have
> a patch (based on original code from Andrea Arcangeli) that adds knowledge
> about the locking segment to the time accounting code and outputs it in
> /proc/stat. I also have some X11 hacks to display the locking overhead
> graphically. Profiling spinlocks could be a very useful addition,
> unfortunately it needs source changes to every spinlock setup.
this is my next little project after i've finished the hash table
tune-ups. any bits of advice or code-snippets are welcome.
- Chuck Lever
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The Linux Scalability project:
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