Re: Disk copies and kernel paging request failures
why don't yout just use dd from the linux side. If you do it in single
user mode, when you reboot with the new hard drive you should only get a
few errors which should be easily corrected.
Shaya
On Sun, 19 Jan 1997, Al Youngwerth wrote:
> I modified a little public domain dos program that will do a sector for sector copy of one hard drive to up to three other hard drives. Its very handy for quickly duplicating a linux configuration onto other disks of the same type.
>
> I've noticed one problem however, When I first start up some of these new disks, I tend to get a rash of "Unable to handle kernel paging request" errors (2 to 4 of them) in the first day of operation and then they seem to go away. I believe they may be disk related because I see the problem happen with different programs and I seem to have plenty of swap space available when it happens (I've seen it happen with top running and I was using about 1.5MB of swap out of 32MB available).
>
> I'm adding a checksum verify to the program this morning and I'm going to start forcing fsck on newly copied disks.
>
> Does anyone have any other suggestions? Should I be doing a mkswap -C after the copy (to force a check for bad blocks)? Is there a fsck for swap?
>
> Any suggestions are appreciated.
>
> Thanks,
>
> Al Youngwerth
> alberty@apexxtech.com
>
> P.S. if anyone is interested in the disk copy progam, I can send you a copy.
>
>
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