Accessing Tape Drive on another linux system

[Joel Jaeggli]

On Fri, 23 Dec 2005, Mike McCarty wrote:

> Tim wrote:
>> On Fri, 2005-12-23 at 22:50 +0400, amar_padhi wrote:
>> 
>>> requirement is simple. Two servers exist on RHEL 3.0. The tape drive
>>> is connected to server B. The databases are on server A. We want a
>>> direct access to the tape drive on server B from server A. This way we
>>> will be able to do online backups direct to the server B tape drive
>>> from server A databases. Redhat support informed that this is not
>>> possible, i.e., tape drives cannot be shared across the network.
>> 
>> 
>> What about doing it the opposite way?  Share the systems to be backed up
>> to the server, and have the server do a backup of their shared
>> resources.
>
> A *very* sensible and workable solution.

You have to benchmark whether udp or tcp nfs performance is better than 
stuffing a bit-stream through a tcp pipe. I generally find that If I can 
use really large block sizes (say 2MB) that the pipe is faster, of course 
I'm also backing up tens of terabytes...

joelja

> Mike
>

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Joel Jaeggli  	       Unix Consulting 	       joelja at darkwing.uoregon.edu
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