"Matthew Huff" <mhuff AT ox DOT com> wrote on 03/12/2008 08:50:34 AM:

> I have seen this error when there are I/O errors on the device, 
> either media problems or SCSI issues. Personally, I'd take a shotgun
> to any SCSI tape drives, but I've been doing this too long so I no 
> longer sacrifice chickens to the SCSI gods. Thank god for native FC 
> tape drives.

These are FC drives. Well, the library is FC-attached; the drives in the 
library are SCSI-attached, I think ...

> Check the obvious things, look in the event logs for scsi or other 
> errors, check the legato logs carefully, clean the drives, etc.... 

I'll look into it, thanks

> 
> -----Original Message-----
> From: EMC NetWorker discussion [mailto:[email protected].
> EDU] On Behalf Of MIchael Leone
> Sent: Wednesday, March 12, 2008 8:38 AM
> To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
> Subject: [Networker] Block size errors on Win2003
> 
> I got a couple of these errors the last couple nights. We use Win2003, 
NW 
> 7.4 SP1, and always have. All the media therefore has always been 
written 
> to by Win2003, it's not like we're mixing media that had been written by 
a 
> Unix system.
> 
> NetWorker media: (notice) Volume "910088" on device "\\.\Tape3": Block 
> size is 32768 bytes not 131072 bytes. Verify the device configuration. 
> Tape positioning by record is disabled.
> 
> Now, I did have to delete and re-add the library, because the device 
name 
> changed (see recent thread on this topic). However, NW automatically 
> configured the drive; I never specified anything about blocksize. And 
the 
> Windows blocksize shouldn't change - it should be the same as it was in 
> the past. I ahve other tapes of this same vintage that are not reporting 

> this problem (i.e., these are all tapes that came back into rotation 
after 
> our standard 2 month cycle). So the block size on all 10 tapes that were 

> used last night should have been the same, yet only 2 tapes are the ones 

> complaining.
> 
> Since these were clone jobs, it meant I had to manually start a couple 
> clone jobs before I went to bed last night, which is not exactly what I 
> wanted to do with my evening. :-) 
> 
> Thoughts? Causes, preventative measures for future?
> 
> Thanks
> 
> -- 
> Michael Leone
> Network Administrator, ISM
> Philadelphia Housing Authority
> 2500 Jackson St
> Philadelphia, PA 19145
> Tel:  215-684-4180
> Cell: 215-252-0143
> <mailto:michael.leone AT pha.phila DOT gov>
> 
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