Date: Wed, 07 Oct 2009 20:05:21 +0200 From: Ian FREISLICH <ianf@clue.co.za> To: Hans Petter Selasky <hselasky@c2i.net> Cc: Rui Paulo <rpaulo@gmail.com>, freebsd-current@freebsd.org Subject: Re: urtw(4) feedback. Message-ID: <E1Mvat7-000EjN-A6@clue.co.za> In-Reply-To: <200910071805.09153.hselasky@c2i.net> References: <200910071805.09153.hselasky@c2i.net> <F4DE5B21-FCF8-4B92-A5BA-E32553C935A3@gmail.com> <E1MvVXy-00031b-Mt@clue.co.za> <E1MvYAM-0003Y7-Mo@clue.co.za>
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Hans Petter Selasky wrote: > On Wednesday 07 October 2009 17:10:58 Ian FREISLICH wrote: > > [mini] /usr/src/sys/modules/usb/urtw # time ping -c2 10.0.2.1 > > PING 10.0.2.1 (10.0.2.1): 56 data bytes > > 64 bytes from 10.0.2.1: icmp_seq=0 ttl=64 time=36.176 ms > > 64 bytes from 10.0.2.1: icmp_seq=1 ttl=64 time=44.282 ms > > > > --- 10.0.2.1 ping statistics --- > > 2 packets transmitted, 2 packets received, 0.0% packet loss > > round-trip min/avg/max/stddev = 36.176/40.229/44.282/4.053 ms > > > > real 0m1.696s > > user 0m0.000s > > sys 0m0.001s > > > > It also takes about 10 seconds for the wlan0 interface to appear > > after insertion. > > And if you use "ping -f" ? > > Could it be that it is only the last packet sent that is not flushed out? [mini] /usr/src # time ping -f -c2 10.0.2.1 PING 10.0.2.1 (10.0.2.1): 56 data bytes . --- 10.0.2.1 ping statistics --- 2 packets transmitted, 2 packets received, 0.0% packet loss round-trip min/avg/max/stddev = 9.752/9.934/10.115/0.182 ms real 0m0.024s user 0m0.008s sys 0m0.001s however, 200 results in packet loss: [mini] /usr/src # time ping -f -c200 10.0.2.1 PING 10.0.2.1 (10.0.2.1): 56 data bytes .............. --- 10.0.2.1 ping statistics --- 200 packets transmitted, 187 packets received, 6.5% packet loss round-trip min/avg/max/stddev = 3.782/10.161/15.065/2.029 ms real 0m3.866s user 0m0.000s sys 0m0.034s Ian -- Ian Freislich
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