smengcl commented on code in PR #3821:
URL: https://github.com/apache/ozone/pull/3821#discussion_r999987176
##########
hadoop-ozone/recon/src/main/java/org/apache/hadoop/ozone/recon/spi/impl/OzoneManagerServiceProviderImpl.java:
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@@ -255,6 +265,22 @@ public void start() {
TimeUnit.MILLISECONDS);
}
+ private void stopSyncDataFromOMThread() {
+ scheduler.shutdownNow();
+ LOG.debug("Shutdown the OM DB sync scheduler.");
+ }
+
+ @Override
+ public boolean triggerSyncDataFromOMImmediately() {
+ if (!isSyncDataFromOMRunning) {
+ stopSyncDataFromOMThread();
+ scheduler = Executors.newScheduledThreadPool(1);
+ startSyncDataFromOM(0L);
Review Comment:
nit: add a few lines of comments explaining why we need to stop current sync
thread and start another one (to reset the timer)
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