DragonFly bugs List (threaded) for 2007-05
DragonFly BSD
DragonFly bugs List (threaded) for 2007-05
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Re: Experiencing very slow browsing at times (atheros wireless)


From: "Sepherosa Ziehau" <sepherosa@xxxxxxxxx>
Date: Wed, 23 May 2007 14:13:09 +0800

On 5/23/07, Petr Janda <elekktretterr@exemail.com.au> wrote:

>> Maybe also try turning off TCP sack and window scaling >> (net.inet.tcp.sack=0, net.inet.tcp.rfc1323=0), in case there's an >> issue there. I noticed that the server is using both, and there >> could be a bug on the server (or in DragonFly, but more likely on >> the >> server if that turns out to be the problem). >> >> >> > > With both of them set 0 it is still happening. How can we debug it?

Do non-802.11 tcpdump and 802.11 tcpdump (not radio), so we can see what ether_input() gets. Also turn on sysctl net.wlan0.debug=0x08000000. Looks like most of packets sent by AP need mac level retry ...

Best Regards,
sephe

--
Live Free or Die



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