Subject: weird router problem
To: None <netbsd-help@netbsd.org>
From: None <netbsd@ns.purk.ee>
List: netbsd-help
Date: 04/11/2003 19:39:33
Hi Folks,

I have weird problem with couple of routers running NetBSD (1.5-1.6 -current).Simple..
browsing web sites is mostly slow.It is very hard even describe that behaviour ;-)These machines running on decent hardware ( etc fxp NIC-s (8/Mbit adsl link ) )I don't have 
problems with download speed (It's perfect)!Sometimes when i click on 'link' ..it takes
3-5/sec to dislpay the page.Theres no problem with name resolving in console 'it's again
fast ;-) (Bind have still BUG when i use forwarders <--it really sucks).With and without ipf rules the problem is on the air.

This is tcpdump output when things are bad:
------------------------------------------------>

18:30:19.849448 cache.estpak.ee.8080 > NetBSD.65247: . 1:1449(1448) ack 484 win 33304 <nop,nop,timestamp 2612665981 2> (DF) 
18:30:19.870965 cache.estpak.ee.8080 > NetBSD.65247: . 1449:2897(1448) ack 484 win 33304 <nop,nop,timestamp 2612665981 2> (DF) 
18:30:19.871335 NetBSD.65247 > cache.estpak.ee.8080: . ack 2897 win 64252 <nop,nop,timestamp 4 2612665981> (DF) 
18:30:19.881778 NetBSD.65246 > cache.estpak.ee.8080: S 931717909:931717909(0) win 65535 <mss 1460,nop,wscale 0,nop,nop,timestamp 0 0> (DF) 
18:30:19.940114 cache.estpak.ee.8080 > NetBSD.65247: . 2897:4345(1448) ack 484 win 33304 <nop,nop,timestamp 2612666071 4> (DF) 
18:30:19.946051 cache.estpak.ee.8080 > NetBSD.65247: P 4345:4725(380) ack 484 win 33304 <nop,nop,timestamp 2612666071 4> (DF) 
18:30:19.946248 NetBSD.65247 > cache.estpak.ee.8080: . ack 4725 win 65320 <nop,nop,timestamp 4 2612666071> (DF) 
18:30:19.949381 NetBSD.65245 > cache.estpak.ee.8080: S 952377863:952377863(0) win 65535 <mss 1460,nop,wscale 0,nop,nop,timestamp 0 0> (DF) 
18:30:19.998362 cache.estpak.ee.8080 > NetBSD.65245: S 57434029:57434029(0) ack 952377864 win 32768 <mss 1460,nop,wscale 0,nop,nop,timestamp 2612666151 0> 
18:30:19.998501 NetBSD.65245 > cache.estpak.ee.8080: . ack 1 win 65535 <nop,nop,timestamp 0 2612666151> (DF) 
18:30:19.998905 NetBSD.65245 > cache.estpak.ee.8080: P 1:556(555) ack 1 win 65535 <nop,nop,timestamp 0 2612666151> (DF) 
18:30:20.064381 cache.estpak.ee.8080 > NetBSD.65245: . ack 556 win 32749 <nop,nop,timestamp 2612666217 0> (DF) 
18:30:20.092286 cache.estpak.ee.8080 > NetBSD.65245: P 1:419(418) ack 556 win 33304 <nop,nop,timestamp 2612666238 0> (DF) 
18:30:20.285926 NetBSD.65245 > cache.estpak.ee.8080: . ack 419 win 65535 <nop,nop,timestamp 1 2612666238> (DF) 

Thanks in advance.



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