gettimeofday() in hping

Steven Hartland killing at multiplay.co.uk
Wed Jan 23 08:26:08 PST 2008


----- Original Message ----- 
From: "Ivan Voras" <ivoras at freebsd.org>
>> The other thing that bothers me is, that under freebsd is quite easy to get:
>> [send_ip] sendto: No buffer space available
>> It happens almost always on my laptop just few seconds after I start
>> hping with timecounter=TSC
> 
> I'm not sure, but from what I understood of Robert Watson's
> explanation in the big ZFS thread on -current, maybe increasing
> kmem_size (exactly as for ZFS...) could help you with these buffers.

Is this not just running out of mbufs? netstat -m will show if it is and the fix
is to just increase kern.ipc.nmbclusters.

    Regards
    Steve

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