Dell SAS5/IR

Adam Vande More amvandemore at
Tue Jul 13 21:37:17 UTC 2010

On Tue, Jul 13, 2010 at 3:30 PM, Grant Peel <gpeel at> wrote:

> Hi all,
> I was attempiting to restage a server last night to no avail. It is a Dell
> 860 with a LSI SAS (Dell SAS5/SI) controller.
> This was happening when I was dumping the filesystems from a USB memory
> stick (da1s1) to the hard drive (Seagate 76 GIG SAS - da0s1).
> Can anyone tell me if they have seen this before? or if it is a Hard disk
> problem, or a problem with the SAS controller, or is it a FreeBSD problem?
> I ahve donwloaded the latest SAS firmware and installed it, ran the Dell 32
> Bit diags,  ran the drive diagnostics, etc etc and everything passes with no
> errors.
> I simply cant install dumps, or install a fresh copy of freebsd.
> I have snapshots of what the console iis showing, but in a nutshell:
> (da0:mpt:0:0:0:0): Synchonize cahce failed, status =0x4a, scsi status = 0x0
> (da0:mpt:0:0:0:0): removing device entry
> Device /da0s1e went missing before all of the data could be written to it,
> expect data loss
> I have snapshots if anyone wants me to send them off list.
> Any possible resalutions ?

The way I read your problem is that you are dumping a slice with partitions
to another slice correct?

I don't think that works, dump(1) works on the filesystem level, so a
partition by partition dump and restore is needed.

Adam Vande More

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