Re: How to tell tape lifespan
2000-02-02 03:57:17
Subject: |
Re: How to tell tape lifespan |
From: |
"Doherty, John (ANFIS)" <jdohe1 AT ANFIS.CO DOT UK> |
Date: |
Wed, 2 Feb 2000 08:57:17 -0000 |
Is there any way to manually reset the mount number to 0. If you are
testing co-location you could set this number to 0 and then investigate how
many times it is mouted each night.
> ----------
> From: Richard Sims[SMTP:rbs AT BU DOT EDU]
> Reply To: ADSM: Dist Stor Manager
> Sent: 01 February 2000 16:24
> To: ADSM-L AT VM.MARIST DOT EDU
> Subject: Re: How to tell tape lifespan
>
> > Also, a 'q vol * f=d' will tell you how many mounts each volume has
> >undergone, but only since it has been put into a storage pool, right?
> >If the volume gets reclaimed back into a scratch pool and gets reused,
> >then those numbers get reset.
>
> True. You'd have to capture that info periodically, before it disappeared
> as the tape was reclaimed. Otherwise, some libraries (e.g., 3494) keep
> mount stats on volumes for as long as they are in the library.
>
> As for the larger issue: The best approach may be to consider a tape ready
> for retirement when it start showing correctable read errors. Remember
> that it's not just usage which governs life: a tape stored offsite could
> get distressed by environmental conditions despite not being in use, and
> exhibit problems when next used.
> Richard Sims, BU
>
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- How to tell tape lifespan, John Schneider
- Re: How to tell tape lifespan, Richard Sims
- Re: How to tell tape lifespan, Russell Street
- Re: How to tell tape lifespan,
Doherty, John (ANFIS) <=
- Re: How to tell tape lifespan, Richard Sims
- Re: How to tell tape lifespan, Doherty, John (ANFIS)
- Re: How to tell tape lifespan, Richard Sims
- Re: How to tell tape lifespan, Doherty, John (ANFIS)
- Re: How to tell tape lifespan, Richard Sims
- Re: How to tell tape lifespan, Paul Zarnowski
- Re: How to tell tape lifespan, Kunal Chakravorty
- Re: How to tell tape lifespan, Doherty, John (ANFIS)
- Re: How to tell tape lifespan, Thomas Denier
- Re: How to tell tape lifespan, Richard Sims [SMTP:rbs
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