Bug#640091: Performance problem with the e1000e driver

[Jonathan Nieder <jrnieder@gmail.com>]

Hi Thorsten,

Ben Hutchings wrote:

> Affected:
> 1. e1000e on 2.6.32 connecting to site on different network segment
> 2. e1000e backport from 2.6.38 connecting to site on different network
>    segment
>
> Not affected:
> 3. e1000e on 2.6.26
> 4. e1000e on 2.6.32 connecting to site on same network segment
> 5. e1000e on 2.6.32 during first few minutes after boot
> 6. e1000e on 2.6.39
> 7. r8169 on 2.6.32 (not same system)
>
> Case 7 strongly suggests that this issue is related to the driver or the
> environment and not the stack (or not only the stack).  But then there
> don't seem to be any relevant changes to this driver between 2.6.38 and
> 2.6.39, so why the difference beween cases 2 and 6?
>
> Case 5 is interesting.  Is there some service started at boot, that may
> start to access the network after a few minutes?  In cases 3 and 6, did
> you test in the first few minutes after boot, or did you wait a while?

I was looking back over this bug and don't see the answer to that last
question in the log.  Could you provide it?

Thanks,
Jonathan