ADSM-L

Re: DLT IV Tape Capacity

1998-11-01 21:12:15
Subject: Re: DLT IV Tape Capacity
From: Carl Makin <Carl.Makin AT IPAUSTRALIA.GOV DOT AU>
Date: Mon, 2 Nov 1998 12:12:15 +1000
Mark Dyer wrote;

> From the thread started by Yu Chen regarding tapes being marked Full, I
> see that some of you see tape capacities of 35GB of data.  Is this the
> average for DLT IV in DLT7000 tape drives?

Here is a snippet from our usages;

Volume Name               Storage      Device      Estimated    Pct
Volume
                          Pool Name    Class Name   Capacity   Util
Status
                                                        (MB)
------------------------  -----------  ----------  ---------  -----  ------
--
--
DLT048                    OFFSITE      TAPE         40,797.4   65.3    Full
DLT048                    OFFSITE      TAPE         40,797.4   65.3    Full

DLT049                    DLTPOOL      TAPE         35,441.8   10.8    Full

DLT050                    DLTPOOL      TAPE         35,040.0   87.8    Full

DLT051                    OFFSITE      TAPE         31,176.5   92.8    Full

DLT052                    DLTPOOL      TAPE         39,200.8   64.1    Full

DLT053                    DLTPOOL      TAPE         38,098.2   29.4    Full

DLT054                    OFFSITE      TAPE         39,800.0   92.5    Full

DLT055                    OFFSITE      TAPE         39,260.6   70.4    Full

DLT056                    OFFSITE      TAPE         46,065.4   94.3    Full

DLT057                    OFFSITE      TAPE         41,405.9   70.0    Full

DLT058                    OFFSITE      TAPE         34,156.2   84.9    Full


ADSM v3.1.2.0 to DLT7000s in a StorageTek 9714 library.

We see wildly different capacities since we're backup a mixture of tiff
image data and normal system stuff.

Carl.
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