Common Taping Problems

 
Errors when taping? Check the block size.
 
cl> !mt -f /dev/nst* status
 
SCSI 2 tape drive:
File number=0, block number=0, partition=0.
Tape block size 512 bytes. Density code 0x26 (DDS-4 or QIC-4GB).
Soft error count since last status=0
General status bits on (41010000):
 BOT ONLINE IM_REP_EN
 
Tape block size must be 0. If not:
 
cl> !mt -f /dev/nst* setblk 0
 
cl> !mt -f /dev/nst* status
 
SCSI 2 tape drive:
File number=0, block number=0, partition=0.
Tape block size 0 bytes. Density code 0x26 (DDS-4 or QIC-4GB).
Soft error count since last status=0
General status bits on (41010000):
 BOT ONLINE IM_REP_EN
 

* is device dependent. Check the drive or list of devices for the correct number

 

 


 

Tape Drives and Device Names at the 4meter

 

Computer

IRAF Name

UNIX Name

Description

Nutmeg

mtb

/dev/nst1

EXABYTE

Nutmeg

mtc

/dev/nst0

DDS-4 DAT

Nutmeg

mta

/dev/nst2

DLT-7000

Tan

mtb

/dev/nst0

EXABYTE

Tan

mtc

/dev/nst1

DDS-4 DAT

Khaki

mta

/dev/nrst3

EXABYTE

Khaki

mtc

/dev/nrst1

DDS-4 DAT

 

Updated June 3, 2005