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Aggregate space usage is high

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Category:
ontap-9
Specialty:
core
Last Updated:

Applies to

  • ONTAP 9
  • ASA R2
  • Space Usage

Issue

  • Aggregate space usage on one or more aggregates has unexpectedly increased. 
  • Snapshots are observed to consume significant space due to “Snapshot Spill”.
Sample log output:
Cluster1::*> aggr show
Aggregate      Size      Available  Used%  State   #Vols  Nodes         RAID Status
-----------------------------------------------------------------------------------
Aggr1          112.4TB   33.46TB    70%   online  196    Node-1            -
Volume: Vol1
Feature           Used      Used%
----------------  --------  -----
User Data         132TB     32%
Snapshot Spill    2.54TB    1%
...
  • No snapshot reserve is configured on data volumes.

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