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SubjectRe: 2.4.19-pre8-ac5 ide & raid0 bugs
Date
Hi,

Yes, I'm using lvm 1.1rc1 on top of raid0. Hardware details:
dual piii box on via Apollo pro133 chipset (via694)
two ATA-100 drives (FUJITSU MPG3204AH) attached to on-board controller
(PROMISE 20265)
& one drive attached to VIA controller. RAID0 is made on top of first two
drives.

1. I don't have any problem with drive attached to via controller (in DMA33
mode)
2. The only problem that I have is with UDMA100 drives attached to promise
controller... Also I have to notice that log messages about ide errors are
related to drive that has no errors (according to smartctl -l, while another
drive has a few records in its log)
3. I had no problems with ide with 2.4.7 kernel for a months...

> > >-----------------------------
> > But now I've got even more bugs in log like:
> > >-----------------------------
> > May 29 11:28:06 vzhik kernel: raid0_make_request bug: can't convert
block
> > across chunks or bigger than 16k 37713311 4
> > May 29 11:28:06 vzhik kernel: raid0_make_request bug: can't convert
block
> > across chunks or bigger than 16k 37713343 4
>
> This is a request for a 4K block that is not 4K aligned... this
> shouldn't happen.
> Are you using LVM or something to partition the raid0 array?
> ... though I seem to recall that LVM always partitions in multiples of
> 4K so that shouldn't be a problem.


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