Re: multiple dumps to single tape

2003-12-16 Thread anubis
On Tue, 16 Dec 2003 09:55 am, David Bear wrote: > if I am writing multiple dumps to a single tape, is it wise to have mt > write a setmark after dumping each file system? There is no real need to do this. If you want to write dump after dump onto a tape in the one session use the /dev/nsa0 devic

Re: multiple dumps to single tape

2003-12-16 Thread Malcolm Kay
On Tue, 16 Dec 2003 10:25, David Bear wrote: > if I am writing multiple dumps to a single tape, is it wise to have mt > write a setmark after dumping each file system? When a process closes the tape device, if any data has been written, the driver causes a FileMark to be written. If you opened the

Re: multiple dumps to single tape

2003-12-15 Thread Jerry McAllister
> > if I am writing multiple dumps to a single tape, is it wise to have mt > write a setmark after dumping each file system? We write multiple dumps to tapes and never write extra marks. Dump writes a file mark and that is plenty as far as I know. It has been plenty for us. Many restores have w