Messages in this thread |  | | Date | Fri, 1 Nov 2013 14:12:06 +0800 | Subject | Re: Got iperf regression while intel_iommu is on, how to cut the cost of cache flushing | From | Ethan Zhao <> |
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Eric, Thanks, hope it could kill the most pain of the regression. I will try them and report the result.
Ethan
> You might hit a known problem for some 10Gb links. > > 3.12-rc6 has the fixes already, and stable has some pending backports : > > commit 95bd09eb27507691520d39ee1044d6ad831c1168 > tcp: TSO packets automatic sizing > > commit c9eeec26e32e087359160406f96e0949b3cc6f10 > tcp: TSQ can use a dynamic limit > > Please check that current 3.12-rc6 is OK ? > > >
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