bharathv commented on a change in pull request #2574: URL: https://github.com/apache/hbase/pull/2574#discussion_r513623950
########## File path: hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java ########## @@ -688,14 +689,17 @@ void sawNoSuchFamily() { // Last flush time for each Store. Useful when we are flushing for each column private final ConcurrentMap<HStore, Long> lastStoreFlushTimeMap = new ConcurrentHashMap<>(); - final RegionServerServices rsServices; + protected RegionServerServices rsServices; private RegionServerAccounting rsAccounting; private long flushCheckInterval; // flushPerChanges is to prevent too many changes in memstore private long flushPerChanges; private long blockingMemStoreSize; // Used to guard closes final ReentrantReadWriteLock lock; + // Used to track interruptible holders of the region lock + // Currently that is only RPC handler threads + final ConcurrentHashMap<Thread, Boolean> regionLockHolders; Review comment: nit: Amend the comment to add what this boolean means? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org