Re: [debian-knoppix] system hang when doing heavy file access
On Tue, Dec 03, 2002 at 09:11:22PM +0800, Rex Tsai wrote:
> Hi
> I'm trying to copy whole knoppix into hard disk.
>
> There was a strange thing happened, when doing cp -Rp /KNOPPIX on the
> knoppix, it hangs all the time. And I tryed
> "find / -type f -exec md5sum {} \;" for test, it hanged again.
>
> I compile the cloop kernel module, and mount the Knoppix CD
> "sh /mnt/cdrom/KNOPPIX/KNOPPIX /some/where/to/mount"
> and cp -Rp /KNOPPIX, it still frozen. :-(
>
> I'm not sure it's hardware problem or is a problem of "cloop" ? Does
> anyone have this problem, too ?
I think this is a kernel bug, but it does indeed sometimes occur when using
cloop. It seems to be hardware-dependend, too, since it does not happen
on all boards.
You may want to try again with Kernel 2.4.20, I think they changed
something there in the block reading layer.
Regards
-Klaus Knopper
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