From mboxrd@z Thu Jan 1 00:00:00 1970 From: Baybal Ni Date: Tue, 15 Jun 2010 19:19:43 -0700 Subject: Stalling scp transfers with my BCM431 In-Reply-To: <20100615215508.ef356d10.dennisn@dennisn.dyndns.org> References: <20100615215508.ef356d10.dennisn@dennisn.dyndns.org> Message-ID: List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: b43-dev@lists.infradead.org Does anything other stall? On 15 June 2010 18:55, Dennis Nezic wrote: > My scp transfers are stalling, both to and from my server. My laptop is > using the Broadcom pcie card: > > 06:02.0 Network controller: Broadcom Corporation BCM4318 [AirForce One > 54g] 802.11g Wireless LAN Controller (rev 02) > b43-pci-bridge 0000:06:02.0: PCI INT A -> GSI 21 (level, low) -> IRQ 9 > b43-phy0: Broadcom 4318 WLAN found (core revision 9) > b43-phy0: Loading firmware version 410.2160 (2007-05-26 15:32:10) > > (To be honest, I'm not 100% where the problem is, but for completeness, > my server is running the madwifi-ng wireless driver, with the following > card: > 0000:00:0b.0 Ethernet controller: Atheros Communications, Inc. AR5212 > 802.11abg NIC (rev 01)) > > The reason I suspect it's my b43 laptop is because scp transfers don't > stall with my secondary laptop. They also don't stall on my main laptop > if I wire it directly to my gigabit ethernet port. > > Transfering from my laptop (b43) to my server (madwifi) seems to stall > noticeably faster than in the reverse direction -- by about a factor > of 10. Stalls also seem to occur far more frequently when there is other > activity on my wifi connection. > > Here are snippets from a tcpdump -- I'm not sure if anything can be > learned from it? > http://dennisn.dyndns.org/guest/pubstuff/scp-stalls/stall-client > http://dennisn.dyndns.org/guest/pubstuff/scp-stalls/stall-server > > Ideas? :\ > > _______________________________________________ > b43-dev mailing list > b43-dev at lists.infradead.org > http://lists.infradead.org/mailman/listinfo/b43-dev >