Re: [PATCH] Remove BKL from NFS read/write code + SunRPC...

From: Trond Myklebust (trond.myklebust@fys.uio.no)
Date: Tue Feb 12 2002 - 12:47:33 EST


>>>>> " " == Dave Hansen <haveblue@us.ibm.com> writes:

> Trond Myklebust wrote:
>> The following patch strongly reduces BKL contention within the
>> NFS read/write code, and within the generic RPC layer.

> Do you have any benchmarks which showed BKL contention in the
> NFS code?
> I'm not trying to criticize, I think the patch is wonderful.
> I want
> to have some more numbers to say, "Look! The BKL _is_ bad!"

See Chuck's paper on

  http://www.citi.umich.edu/projects/nfs-perf/results/cel/write-throughput.html

Cheers,
  Trond
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