avijayanhwx commented on a change in pull request #1613:
URL: https://github.com/apache/ozone/pull/1613#discussion_r536442371
##########
File path:
hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/request/upgrade/OMPrepareRequest.java
##########
@@ -166,36 +166,29 @@ private static void waitForDoubleBufferFlush(
*/
public static long takeSnapshotAndPurgeLogs(RaftServerImpl impl)
throws IOException {
-
StateMachine stateMachine = impl.getStateMachine();
long snapshotIndex = stateMachine.takeSnapshot();
+ RaftLog raftLog = impl.getState().getLog();
+ long raftLogIndex = raftLog.getLastEntryTermIndex().getIndex();
- // If the snapshot indices from Ratis and the state machine do not match,
- // the exception is propagated, resulting in an error response to the
- // client. They can retry the prepare request.
- if (snapshotIndex != stateMachine.getLastAppliedTermIndex().getIndex()) {
- throw new IOException("Index from Snapshot does not match last applied "
+
- "Index");
+ if (snapshotIndex != raftLogIndex) {
Review comment:
@bharatviswa504 That will be the next work item in the prepare OM
feature.
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