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Not true about the licensing piece. VTL's are licensed on a per TB
basis. I believe that you can also write multiple jobs to VTL, as well -
I don't see why you couldn't.
Paul Keating wrote:
> I'm also interested in thoughts regarding VTL vs DSSU.
>
> DSSU interests me mostly because I can write multiple jobs at once
> without any regard for tape pool, mpx or not, retention, etc.....
>
> ...then it all gets sorted out to appropriate tapes during the destaging
>
> VTL still presents itself to NBU as a tape, so each virtual tape drive
> must be licensed with Veritas, in additional to the physical tape
> drives (unless the VTL is run inline, though there could be issues
> there regarding estimated compression, etc.)
>
> Just a couple things off the top of my head.
>
> Just wondering who is using DSSU, adn who is using VTL, adn why you
> made that choice....ie.what were the key requirements for your
> environment that made one option better than the other.
>
> Paul
>
--
===================================
Steven L. Sesar
Senior Operating Systems Programmer/Analyst
UNIX Application Services R101
The MITRE Corporation
202 Burlington Road - KS101
Bedford, MA 01730
tel: (781) 271-7702
fax: (781) 271-2600
mobile: (617) 893-9635
email: ssesar AT mitre DOT org
===================================
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Not true about the licensing piece. VTL's are licensed on a per TB
basis. I believe that you can also write multiple jobs to VTL, as well
- I don't see why you couldn't.<br>
<br>
<br>
Paul Keating wrote:
<blockquote
cite="mid4A14D0A1A982B04B8DFC50EBDB81D0A2045429AB AT
BOC-EXMAIL1.bocad.bank-banque-canada DOT ca"
type="cite">
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<p><font size="2">I'm also interested in thoughts regarding VTL vs
DSSU.</font></p>
<p><span class="020475812-23032006"><font face="Arial" size="2">DSSU
interests me mostly because I can write multiple jobs at once without
any regard for tape pool, mpx or not, retention, etc.....</font></span></p>
<p><span class="020475812-23032006"><font face="Arial" size="2">...then
it all gets sorted out to appropriate tapes during the
destaging</font></span></p>
<p><span class="020475812-23032006"><font face="Arial" size="2">VTL
still presents itself to NBU as a tape, so each virtual tape drive must
be licensed with Veritas, in additional to the physical tape drives
(unless the VTL is run inline, though there could be issues there
regarding estimated compression, etc.) </font></span></p>
<p><span class="020475812-23032006"><font face="Arial" size="2">Just
a couple things off the top of my head.</font></span></p>
<p><span class="020475812-23032006"><font face="Arial" size="2">Just
wondering who is using DSSU, adn who is using VTL, adn why you made
that choice....ie.what were the key requirements for your environment
that made one option better than the other.</font></span></p>
<p><span class="020475812-23032006"><font face="Arial"
size="2">Paul</font></span></p>
</div>
</blockquote>
<br>
<br>
<pre class="moz-signature" cols="72">--
===================================
Steven L. Sesar
Senior Operating Systems Programmer/Analyst
UNIX Application Services R101
The MITRE Corporation
202 Burlington Road - KS101
Bedford, MA 01730
tel: (781) 271-7702
fax: (781) 271-2600
mobile: (617) 893-9635
email: <a class="moz-txt-link-abbreviated" href="mailto:ssesar AT mitre DOT
org">ssesar AT mitre DOT org</a>
===================================
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