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What does the option of "raid.mirror.snapReserveExpansionPercent" mean?

  1. Last updated
    Jun 23, 2025
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Category:
ontap-9
Specialty:
CORE
Last Updated:
6/23/2025, 6:23:36 AM

Applies to

ONTAP 9

Answer

If the aggregate's snap reserve space becomes insufficient (Snapshot-reserve is 90% full), it will automatically be expanded by XXX%
 each time.
Note: XXX%
 refers to the percentage defined by this option.

Additional Information

Compare the default values across different ONTAP versions:

ontap913::> run local
Type 'exit' or 'Ctrl-D' to return to the CLI
ontap913-01> options raid.mirror.snapReserveExpansionPercent
raid.mirror.snapReserveExpansionPercent 50

ontap915::> run local
Type 'exit' or 'Ctrl-D' to return to the CLI
ontap915-01> options raid.mirror.snapReserveExpansionPercent
raid.mirror.snapReserveExpansionPercent 10

 

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