peterxcli commented on code in PR #8157:
URL: https://github.com/apache/ozone/pull/8157#discussion_r2016283073
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hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/request/snapshot/OMSnapshotCreateRequest.java:
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@@ -165,6 +165,14 @@ public OMClientResponse
validateAndUpdateCache(OzoneManager ozoneManager, Execut
throw new OMException("Snapshot already exists", FILE_ALREADY_EXISTS);
}
+ // Check snapshot limit
+ int maxSnapshots = ozoneManager.getFsSnapshotMaxLimit();
+ if (omMetrics.getNumSnapshotActive() >= maxSnapshots) {
Review Comment:
> > 2. Should we compare it against total snapshots? I'm thinking that if
there is an issue in the SnapshotDeletionService, we may accumulate a lot of
snapshots without knowing that there is a problem in the snapshot purge unless
someone has good dashboard and alarms in place.
>
> Maybe use the size of globalSnapshotChain map in SnapshotChainManager?
@SaketaChalamchala Do you have any thoughts on this? Thanks
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