milleruntime commented on a change in pull request #2249:
URL: https://github.com/apache/accumulo/pull/2249#discussion_r697503897



##########
File path: 
server/tserver/src/main/java/org/apache/accumulo/tserver/compactions/CompactionManager.java
##########
@@ -351,11 +354,12 @@ public void compactableChanged(Compactable compactable) {
     compactablesToCheck.add(compactable);
   }
 
-  private void checkForConfigChanges() {
+  private synchronized void checkForConfigChanges(boolean force) {
     try {
-      if (TimeUnit.SECONDS.convert(System.nanoTime() - lastConfigCheckTime, 
TimeUnit.NANOSECONDS)
-          < 1)
+      if (!force && (TimeUnit.SECONDS.convert(System.nanoTime() - 
lastConfigCheckTime,
+          TimeUnit.NANOSECONDS) < 1)) {

Review comment:
       I know this is checking time since lastConfigCheckTime but I think doing 
the conversion in the boolean makes it hard to read. Would be nice to have 
another variable like `secondsSinceLastCheck` set before the check so it reads 
easier.




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