GigE is good, but GigE w/ TOE is better. This will offload the processor.
If the backup application is the culprit, there's nothing you
can do except insure that your system has adequate memory. Monitor the page
faults if this is possible. If it's excessive, more RAM may resolve the
sluggishness.

Da Moojit


can you suggest how to find out page fault. by sar or there are some
other tools ?

RajuMahala