On 11/05/2015 11:28 PM, Ling Ma wrote:
Longman

Thanks for your suggestion.
We will look for real scenario to test, and could you please introduce
some benchmarks on spinlock ?

Regards
Ling



The kernel has been well optimized for most common workloads that spinlock contention is usually not a performance bottleneck. There are still corner cases where there is heavy spinlock contention.

I used a spinlock loop microbenchmark like what you are doing as well as AIM7 for application level testing.

Cheers,
Longman


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