lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Thu, 26 Nov 2009 23:33:02 +0100 From: Frederic Leroy <fredo@...rox.org> To: Asdo <asdo@...ftmail.org> Cc: netdev@...r.kernel.org, e1000-devel@...ts.sourceforge.net Subject: Re: TCP sockets stalling - help! (long) Le Wed, 25 Nov 2009 05:25:28 +0100, Asdo <asdo@...ftmail.org> a écrit : > Hi netdev and e1000 people, > > I have a weird problem here. > [...] I have the same kind of problem at home. I can't copy big files over ssh unless I limit the rate ( ssh -l 8000 ... ) After reading your mail, I make some quick tests ( see below). Results in short : - netcat always work. - ssh stalls, nearly immediately. I thought fault cames from a kernel update or my wifi card update. Apparently, I was wrong for the hardware. Here are the test I just made : network: SG ----- eth_100_Mbps ----- ISV_BOX ))) wifi_~1.5Mb ((( HOUBA host HOUBA: ---- gentoo - updated frequently (once a week) kernel vanilla : Linux houba 2.6.32-rc6-fredo4-04866-g47caac1 #5 PREEMPT Fri Nov 6 14:20:20 CET 2009 i686 Intel(R) Pentium(R) M processor 1400MHz GenuineIntel GNU/Linux host SG: ---- debian stable - not updated recently kernel vanilla : Linux sg 2.6.32-rc5-fredo3 #2 Mon Oct 19 02:25:29 CEST 2009 i586 GNU/Linux /dev/sda is a USB disk mounted on media/big TESTS ----- HOUBA command for tests : netcat -l -p 2000 | pv > /dev/null TEST1 - OK : ~5min fredo@sg:~/remote_wake$ cat /dev/null | netcat houba 2000 TEST2 - OK : ~5min fredo@sg:~/remote_wake$ cat /dev/sda | netcat houba 2000 TEST3 - OK : fredo@sg:~/remote_wake$ cat /media/big/home/fredo/cdanslair/cdanslair_20091125.wmv | netcat -q 0 houba 2000 result : 291MO 0:03:32 [1,37MO/s] TEST4 - FAILED fredo@sg:~/remote_wake$ scp /media/big/home/fredo/cdanslair/cdanslair_20091125.wmv houba: Stalled within seconds (5216Kb transferred) : cdanslair_20091125.wmv 1% 5216KB 0.0KB/s - stalled - -- Frédéric Leroy -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists