Re: SO_REUSEPORT - can it be done in kernel?
From: Herbert Xu <herbert@gondor.apana.org.au>
Date: 2011-03-01 13:27:29
On Tue, Mar 01, 2011 at 07:01:12AM -0500, Thomas Graf wrote:
On Tue, Mar 01, 2011 at 12:45:09PM +0100, Eric Dumazet wrote:
This is how perf top looks like with SO_REUSEPORT
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PerfTop: 27498 irqs/sec kernel:50.5% exact: 0.0% [1000Hz cpu-clock-msecs], (all, CPU: 1)
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samples pcnt function DSO
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16464.00 6.0% isc_rwlock_lock libisc.so.62.0.1
15462.00 5.7% intel_idle [kernel.kallsyms]So was this a RHEL6 kernel? I wonder if that is what's making it perform better. I guess we'll find out tomorrow. Cheers, -- Email: Herbert Xu [off-list ref] Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt