Date: Wed, 23 Jan 2008 16:11:29 -0000 From: "Steven Hartland" <killing@multiplay.co.uk> To: "Ivan Voras" <ivoras@freebsd.org>, "Stefan Lambrev" <stefan.lambrev@moneybookers.com> Cc: freebsd-hackers@freebsd.org Subject: Re: gettimeofday() in hping Message-ID: <01ad01c85dda$9d2069e0$b6db87d4@multiplay.co.uk> References: <4795CC13.7080601@moneybookers.com><4795FE54.9090606@moneybookers.com> <86lk6i0vzk.fsf@ds4.des.no><479605E2.6070709@moneybookers.com> <fn5c7u$i7e$2@ger.gmane.org><47964356.6030602@moneybookers.com> <479647FB.3070909@FreeBSD.org><47970EE2.5000400@moneybookers.com> <fn7evj$smv$1@ger.gmane.org><479754E6.1060101@moneybookers.com> <9bbcef730801230802n5c52832bk60c6afc47be578f4@mail.gmail.com>
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----- Original Message -----
From: "Ivan Voras" <ivoras@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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