On Thu, 3 May 2007 20:08:41 -0700 (PDT) Christoph Lameter <[email protected]> wrote:
> Performance tests show a slight improvements in netperf (not a
> strong case for a performance improvement but removing the
> constructor has definitely no negative impact so why keep
> this around?).
>
> TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to localhost (127.0.0.1) port 0 AF_INET
> Recv Send Send
> Socket Socket Message Elapsed
> Size Size Size Time Throughput
> bytes bytes bytes secs. 10^6bits/sec
>
> Before:
> 87380 16384 16384 10.01 6026.04
> 87380 16384 16384 10.01 5992.17
> 87380 16384 16384 10.01 6071.23
>
> After:
> 87380 16384 16384 10.01 6090.20
> 87380 16384 16384 10.01 6078.3
> 87380 16384 16384 10.00 6013.52
How could a filesystem change affect networking performance?
The change looks nice, but I'd microbenchmark it with a write-to-ext2-on-ramdisk
or something like that.
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