[tproxy] tproxy performance issues on different 2.6 kernels

Jan Engelhardt jengelh at linux01.gwdg.de
Tue Aug 29 11:28:46 CEST 2006

>It seems that i have some performance problems:
>- On kernel 2.6.15 , even without the TPROXY patches i get lousy performance , it seems that this is a well known bug with E1000 drivers , so i can't use this kernel
>- On kernel 2.6.10 + tproxy 2.0.1 , i got nice results without the tproxy patch, but when i added the tproxy - i got lousy  performance
>- On kernel + tproxy 2.0.3 , i got great results without the tproxy patch (4500 trans/sec) , but when i added the tproxy - it was 3 times slower (1500 trans/sec) with many "failed to create a socket" errors

Try these

>     do i need all these settings to get the "foreign-connect" or can i 
>skip some and gain better results ?

You can try enabling/disabling "NAT reservations".

Jan Engelhardt

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