Shredding A Volume - Hitachi G1000 User Manual

a. To add a random data pass, select Random Data, and click Add. A
b. To define a data pattern, click Define Data, enter the number that
c. If you make a mistake, click Clear and re-enter the desired numbers.
5. When the data pattern is correct (default or user-defined), click OK to
save your settings and close the Edit Shredding Data Pattern window.
6. Click Cancel to close the Shred LDEVs window.
Related topics
• Shred LDEVs window on page A-2
• Edit Shredding Data Pattern window on page A-5

Shredding a volume

You must have the Storage Administrator (Provisioning) role to perform this
task.
To shred a volume:
1. Display the volume to be shredded:
In Hitachi Command Suite:
a. On the Resources tab, click Storage Systems, expand All
b. Right-click one of the following, depending on the location of the
c. If you selected DP Pools in step (b), select the pool that contain the
In Device Manager - Storage Navigator (mainframe-only environment):
Choose one of the following steps, depending on the location of the
volume:
2. Select the volume you want to shred and confirm the current status of
the volume by viewing the Status column of the table.
Hitachi Virtual Storage Platform G1000 Hitachi Volume Shredder User Guide
random data pass is added in the Data Pattern (User Setting)
table.
you want to use as dummy data in the text box, and click Add. You
can enter a hexadecimal number of up to four digits (0 to FFFF). The
data pattern is added in the Data Pattern (User Setting) table.
Caution: You should enter three or more numbers to use as
dummy data. If you overwrite data with less than three numbers,
some or all data might be recoverable.
Storage Systems, and then expand the target storage system.
volume, Volumes, DP Pools, or Parity Groups, and then select
System GUI.
virtual volume you want to block, and then click the Virtual
Volumes tab.
To display the LDEVs tab, in the Storage Systems tree, select
Logical Devices, or select Parity Groups, Internal, or External
and then select the parity group that contains the volume you want
to shred.
To display the Virtual Volumes tab, in the Storage Systems tree,
select Pools, and then select the pool that contains the virtual
volume you want to shred.
Volume Shredder operations
2–7