On Sat, Dec 30, 2006 at 10:34:01PM +0100, Oliver Neukum wrote: > > I suspect it has something to do with sysfs or usbfs. This USB > > keyboard hang has not happened before (and I have the same hardware in > > this box for over a year, and I compile and test most of the rcX > > kernels). My workloads are CPU intensive (simulations, optimization > > problems, data clustering) and this is the first serious I/O stress > > test, but I would have noticed if it ever happened. > > > > This is also my first success at using NFS4. I am mount /home and > > some other filesystems using NFS3. > > > > I have copied the linux-usb-devel to this discussion. To summarize, > > the bug is: > > > > After copying over 60 GB of data over NFS4, the USB keyboard becomes > > unresponsive, but the mice connected to the hub built into the > > keyboard are functioning normally. The kernel is 2.6.20-rc2 with a > > patch from Ingo Molnar (attached), the .config is also attached and > > the platform is AMD64. > > Do USB and your network card share an interrupt line?
No, they do not.
$ cat /proc/interrupts
CPU0 CPU1
0: 5534238 0 IO-APIC-edge timer
1: 2 0 IO-APIC-edge i8042
6: 5 0 IO-APIC-edge floppy
7: 0 0 IO-APIC-edge parport0
8: 0 0 IO-APIC-edge rtc
9: 0 0 IO-APIC-fasteoi acpi
14: 198386 0 IO-APIC-edge ide0
17: 36311 0 IO-APIC-fasteoi ICE1724
18: 1346299 0 IO-APIC-fasteoi [EMAIL PROTECTED]:0000:01:00.0
20: 133844 0 IO-APIC-fasteoi ohci_hcd:usb2
21: 160399 0 IO-APIC-fasteoi ehci_hcd:usb1
22: 47782 0 IO-APIC-fasteoi libata
23: 2466893 0 IO-APIC-fasteoi libata, eth0
NMI: 1031 930
LOC: 5534568 5534543
ERR: 0
> Is there anything is syslog?
There is nothing in syslog.
> Could you enable DEBUG in drivers/usb/input/hid-core.c?
Will do and report back.
florin
--
Bruce Schneier expects the Spanish Inquisition.
http://geekz.co.uk/schneierfacts/fact/163
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