Re: tcpdump vs libpcap : CPU usage shooting high for two simultaneous captures on wireless monitor interfaces

[Guy Harris <guy () alum mit edu>]

On Apr 17, 2013, at 8:03 PM, abhinav narain <abhinavnarain10 () gmail com> wrote:

> The other fancy thing which I am doing is setting a SIGPROCMASK to capture alarms
> to get to a handler which writes into the file every x minute(and if the table is full)

What happens if you eliminate that (and any code paths that eliminating that breaks)?

That seems to be the biggest difference between your code and tcpdump's code (both your program and tcpdump use 
pcap_loop() as their main loops).
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