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Displaying rates of change between Snapshot copies

You can display the rate of change between Snapshot copies.

Step

  1. To display data change rates between two Snapshot copies, enter the following command: snap delta vol_name snap1 snap2

    vol_name is the name of the volume containing the Snapshot copies.

    snap1 and snap2 are the names of the two Snapshot copies.

Example

The following command lists the rate of change between nightly.0 and hourly.1 of the vol0 volume:

system> snap delta vol0 nightly.0 hourly.1

Volume vol0 working... 
From Snapshot To         KB changed Time       Rate (KB/hour)
------------- ---------- ---------- ---------- --------------
hourly.2      hourly.1   2336       1d 12:00   64.888
hourly.3      hourly.2   1536       0d 04:00   384.000
hourly.4      hourly.3   1420       0d 04:00   355.000
nightly.0     hourly.4   1568       0d 12:00   130.666
Summary... 
From Snapshot To         KB changed Time       Rate (KB/hour) 
------------- ---------- ---------- ---------- --------------
nightly.0     hourly.1   6860       2d 08:00   122.500