Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: 2.6.9-rc2-mm3: swsusp horribly slow on AMD64 | Date | Mon, 27 Sep 2004 11:11:42 +0200 |
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Hi,
On Monday 27 of September 2004 00:33, Pavel Machek wrote: [-- snip --] > > I've got two logs (attached), one of which is taken from the system with all > > modules loaded (swsusp.log), and the other comes from the system with no > > modules except for ipv6 (swsusp-nomod.log). As you can see from the first > > log, the system with all modules loaded slows down significantly after > > pci_device_resume() is called for the device having vendor id = 0x10de > > (NVidia) and device id = 0x00d7 (no idea). The system without modules is > > lspci, and take a look?
albercik:~ # lspci -n [ ... ] 0000:00:02.0 Class 0c03: 10de:00d7 (rev a5) 0000:00:02.1 Class 0c03: 10de:00d7 (rev a5) 0000:00:02.2 Class 0c03: 10de:00d8 (rev a2) [ ... ]
albercik:~ # lspci [ ... ] 0000:00:02.0 USB Controller: nVidia Corporation nForce3 USB 1.1 (rev a5) 0000:00:02.1 USB Controller: nVidia Corporation nForce3 USB 1.1 (rev a5) 0000:00:02.2 USB Controller: nVidia Corporation nForce3 USB 2.0 (rev a2) [ ... ]
So, it's the USB 1.1 controller (OHCI).
> > capable of writing 80-83% of pages to the swap _before_ slows down too and I > > have to wait for 1/2 h for the remaining ~20%. > > Strange, *very* strange.
Yes, it is.
> > I'm afraid I can't get any more info until I sort out the sysrq > > problem. > > This should remap magic key to both-shifts-both-alts-key. Worked for > me once...
Thanks a lot, but it turned out to be much simpler: sysrq was disabled by an initscript (shame on me, shame, shame). I'll get the traces as soon as I can get something to attach to the serial console. In the meantime, I'll try to look at the USB stuff.
Greets, RJW
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