Re: gettimeofday() in hping

[Ivan Voras]

Stefan Lambrev wrote:

I do not have HEPT on the servers that I test, but simple test on my laptop shows

that hping can generate with ACPI-fast ~4MB/s traffic, 5MB/s with HPET

and 8MB/s with TSC.

How much can Linux handle?

>I didn't check dummy time counter.

If you do, it would give a nice indicator of how much the time counters are expensive in both absolute terms and relative to the rest of the stuff the program does (network IO). The "dummy" timecounter just increments a number when called, no time keeping is involved.

signature.asc
Description: OpenPGP digital signature