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SubjectRe: [RFC][PATCH] first cut 64 bit block support
On Sun, Jul 01, 2001 at 12:53:25AM -0400, Ben LaHaise wrote:
> Hey folks,
> Below is the first cut at making the block size limit configurable to 64
> bits on x86, as well as always 64 bits on 64 bit machines. The audit
> isn't complete yet, but a good chunk of it is done.

Great !

> Filesystem 1k-blocks Used Available Use% Mounted on
> /dev/md1 7508125768 20 7476280496 1% /mnt/3
> This is a 7TB ext2 filesystem on 4KB blocks. The 7TB /dev/md1 consists of
> 7x 1TB sparse files on loop devices raid0'd together. The current patch
> does not have the fixes in the SCSI layer or IDE driver yet; expect the
> SCSI fixes in the next version, although I'll need a tester. The
> following should be 64 bit clean now: nbd, loop, raid0, raid1, raid5.

What about LVM?

We'll see what we can do to test the scsi-code. Please send it to us
when you have code. I guess there are fixes for both generic-scsi code
and for each controller, right? What controllers are you planning on
fixing first?
What tests do you recommend?
mkfs on a big device, and then putting >2TB data on it?

Ragnar Kjorstad
Big Storage
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