swamirishi commented on code in PR #5554:
URL: https://github.com/apache/ozone/pull/5554#discussion_r1385488065
##########
hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/snapshot/SnapshotUtils.java:
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@@ -143,23 +144,33 @@ public static void checkSnapshotActive(SnapshotInfo
snapInfo,
public static SnapshotInfo getNextActiveSnapshot(SnapshotInfo snapInfo,
SnapshotChainManager chainManager, OmSnapshotManager omSnapshotManager)
throws IOException {
- while (chainManager.hasNextPathSnapshot(snapInfo.getSnapshotPath(),
- snapInfo.getSnapshotId())) {
- UUID nextPathSnapshot =
- chainManager.nextPathSnapshot(
- snapInfo.getSnapshotPath(), snapInfo.getSnapshotId());
+ // If the snapshot is deleted in the previous run, then the in-memory
+ // SnapshotChainManager might throw NoSuchElementException as the snapshot
+ // is removed in-memory but OMDoubleBuffer has not flushed yet.
+ try {
+ while (chainManager.hasNextPathSnapshot(snapInfo.getSnapshotPath(),
+ snapInfo.getSnapshotId())) {
- String tableKey = chainManager.getTableKey(nextPathSnapshot);
- SnapshotInfo nextSnapshotInfo =
- omSnapshotManager.getSnapshotInfo(tableKey);
+ UUID nextPathSnapshot =
Review Comment:
@aswinshakil When would getNextActiveSnapshot be called and the current
snapshot also deleted in parallel. I guess this should not happen right?
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