Re: Reading crashed SCSI disk

2006-11-08 Thread Michael Hughes
On Wed, 08 Nov 2006 07:20:23 -0600 Derek Ragona <[EMAIL PROTECTED]> wrote: > If the drive has a physical failure in the mechanism or media, you > may need to send it off to ontrack and have them try to recover the > data. > > -Derek > > At 11:24 PM 11/7/2006, Olivier Nicole wrote: > > >

Re: Reading crashed SCSI disk

2006-11-08 Thread Derek Ragona
If the drive has a physical failure in the mechanism or media, you may need to send it off to ontrack and have them try to recover the data. -Derek At 11:24 PM 11/7/2006, Olivier Nicole wrote: > > I am wondering if there is a way to read the physical blocks (those > > that are readable

Re: Reading crashed SCSI disk

2006-11-07 Thread Fluffles
> > I tried > > dd if=/dev/da0s1 of=/somefile > > dd stopped after a short while with I/O error, after a number of SCSI > reading errors. > > best regards, > > Olivier Hi Olivier, You might want to try: dd if=/dev/da0s1 of=/somefile bs=512 options=sync,noerror The bs=512 means it will transfer

Re: Reading crashed SCSI disk

2006-11-07 Thread Olivier Nicole
> > I am wondering if there is a way to read the physical blocks (those > > that are readable) and save the data, from that I could be able to > > rebuild some of the mailboxes. > > dd if=/scsi_drive of=/some/file/name > > Should read anything readable, though without bs=xxx it may be > quite slo

Re: Reading crashed SCSI disk

2006-11-07 Thread [EMAIL PROTECTED]
On 11/5/06, Olivier Nicole <[EMAIL PROTECTED]> wrote: I am wondering if there is a way to read the physical blocks (those that are readable) and save the data, from that I could be able to rebuild some of the mailboxes. dd if=/scsi_drive of=/some/file/name Should read anything readable, though

Reading crashed SCSI disk

2006-11-05 Thread Olivier Nicole
Hi, Last week my mail server disk crashed. I restarted the machine with spare hard disk and previous night backup, but I have no backup for the emails received during the last day. I cannot do a low level SCSI verify, it may be that all spare sectors have been reallocated. I cannot run an fsck.