cleanup

Signed-off-by: Jackie Han <[email protected]>

src/main/java/org/opensearch/timeseries/indices/IndexManagement.java

@@ -1082,7 +1082,7 @@ public void onClusterManager() {
 
             // schedule the next rollover for approx MAX_AGE later
             scheduledRollover = threadPool
-                .scheduleWithFixedDelay(() -> rolloverAndDeleteHistoryIndex(), TimeValue.timeValueMinutes(1), executorName());
+                .scheduleWithFixedDelay(() -> rolloverAndDeleteHistoryIndex(), historyRolloverPeriod, executorName());
         } catch (Exception e) {
             // This should be run on cluster startup
             logger.error("Error rollover result indices. " + "Can't rollover result until clusterManager node is restarted.", e);