Thread (10 messages) 10 messages, 3 authors, 2014-04-01

Re: significant napi_gro_frags() slowdown

From: Michal Schmidt <hidden>
Date: 2014-03-27 17:05:56

Dne 27.3.2014 17:47, Eric Dumazet napsal:
On Thu, 2014-03-27 at 17:39 +0100, Michal Schmidt wrote:
quoted
I received a report about a performance regression on a simple workload
of receiving a single TCP stream using a be2net NIC. Previously the
reporter was able to reach more than 9 Gb/s, but now he sees less than 7
Gb/s.
Yeah, we are aware of this, and we had some discussions, but not yet got
a fix.

Are you running a 64 or 32bit kernel BTW ?
Both my reporter and I are running 64bit kernels.

Thanks,
Michal
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