Bacula-users

Re: [Bacula-users] LTO3 tape capacity lower than expected

2010-01-05 15:03:44
Subject: Re: [Bacula-users] LTO3 tape capacity lower than expected
From: Phil Stracchino <alaric AT metrocast DOT net>
To: Brian Debelius <bdebelius AT intelesyscorp DOT com>
Date: Tue, 05 Jan 2010 15:00:40 -0500
Brian Debelius wrote:
> I'm not seeing anywhere close to 60M/s ( < 30 ).  I think I just fixed 
> that.  I increased the block size to 1M, and that seemed to really 
> increase the throughput, in the test I just did.  I will see tomorrow, 
> when it all runs.

Yes, if you aren't already, whenever writing to tape you should almost
without exception (and certainly on any modern tape drive) be using the
largest block size that btape says your drive supports.


-- 
  Phil Stracchino, CDK#2     DoD#299792458     ICBM: 43.5607, -71.355
  alaric AT caerllewys DOT net   alaric AT metrocast DOT net   phil AT 
co.ordinate DOT org
         Renaissance Man, Unix ronin, Perl hacker, Free Stater
                 It's not the years, it's the mileage.

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