JoaoJandre commented on code in PR #11313:
URL: https://github.com/apache/cloudstack/pull/11313#discussion_r2239534050


##########
server/src/main/java/com/cloud/api/query/dao/SnapshotJoinDaoImpl.java:
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@@ -96,9 +97,27 @@ private void setSnapshotInfoDetailsInResponse(SnapshotJoinVO 
snapshot, SnapshotR
         } else {
             snapshotResponse.setRevertable(snapshotInfo.isRevertable());
             snapshotResponse.setPhysicalSize(snapshotInfo.getPhysicalSize());
+
+            boolean showChainSize = 
SnapshotManager.snapshotShowChainSize.valueIn(snapshot.getDataCenterId());
+            if (showChainSize && snapshotInfo.getParent() != null) {
+                long chainSize = calculateChainSize(snapshotInfo);
+                snapshotResponse.setChainSize(chainSize);
+            }
         }
     }
 
+    private long calculateChainSize(SnapshotInfo snapshotInfo) {

Review Comment:
   `snapshot.delta.max` might be changed to a smaller number, this is one way 
of having a longer chain size than the configuration. I think we can set a 
limit but it should be something like 10 times the chain size.



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