Red Hat Bugzilla – Bug 11811
System locks up on high network usage
Last modified: 2008-05-01 11:37:55 EDT
IBM ThinkPad 600X
Xircom "CreditCard Ethernet 10/100-Ready" pcmcia card
When attempting to ftp (or rcp, or copy over nfs) a large (300+ Meg) file
the system locks up after about 270 Megs. I can repeat this every time
without fail. The only way to unlock the system seems to be by sending it
an interrupt (like inserting another pcmcia card). If I continue with the
ftp (or copy) it will lock up again (only this time I am out of pcmcia
I have tried this from Gnome/Enlightenment, KDE, and then with no X at all
(by rebooting with runlevel set to 3).
I have also tried upgrading my system to 2.2.14-12 with the RPM''s off the
RH erreta page and the problem persists.
I have also tried using a different Xircom pcmcia card (IIps) and the
problem still persists. (Next I will try a different card if I can find
I just tried the copy using an Intel EtherExpress PRO/100 Mobile Adapter pcmcia
card and the problem still persists. So I know its not the networking card.
I just installed SuSE 6.4 and was *still* able to repeat the system lockup.
Is this reproducible on any other computers you have? I believe this is a
This works flawlessly on all of the systems I have tried.
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