Re: Weird Tape drive behavior

2001-01-25 Thread Chris Karakas
Johannes Niess wrote: server:~ # rm /tmp/dattest;mtst -f /dev/nst0 rewind;mtst -f /dev/nst0 status; echo;dd if=/dev/nst0 of=/tmp/dattest;echo;cat /tmp/dattest Try specifying the block size in the dd command: dd if=/dev/nst0 of=/tmp/dattest ibs=32k obs=32k

Re: Weird Tape drive behavior

2001-01-25 Thread Johannes Niess
[EMAIL PROTECTED] (Chris Karakas) writes: [...] dd if=/dev/nst0 of=/tmp/dattest ibs=32k obs=32k ^^^ (some implementations of dd may need an explicit setting of input and output block sizes, so don't just use bs=32k for the moment). It's worse.

Re: Weird Tape drive behavior

2001-01-25 Thread John R. Jackson
It's worse. With blocksize 0 I get the data and the error, with bs=32k I get just the error and 0 blocks read. This applies to ibs/obs=32k and bs=32k. ... There are several moving parts here that I want to make sure we all are in sync on. Some hardware has a blocking size. If you set it to