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Hudson commented on HBASE-10312: -------------------------------- SUCCESS: Integrated in HBase-0.94-security #467 (See [https://builds.apache.org/job/HBase-0.94-security/467/]) HBASE-10312 Flooding the cluster with administrative actions leads to collapse (jdcryans: rev 1587745) * /hbase/branches/0.94/src/main/java/org/apache/hadoop/hbase/monitoring/TaskMonitor.java > Flooding the cluster with administrative actions leads to collapse > ------------------------------------------------------------------ > > Key: HBASE-10312 > URL: https://issues.apache.org/jira/browse/HBASE-10312 > Project: HBase > Issue Type: Bug > Reporter: Andrew Purtell > Assignee: Jean-Daniel Cryans > Priority: Critical > Fix For: 0.99.0, 0.94.19, 0.98.2, 0.96.3 > > Attachments: HBASE-10312-0.94.patch, HBASE-10312.patch > > > Steps to reproduce: > 1. Start a cluster. > 2. Start an ingest process. > 3. In the HBase shell, do this: > {noformat} > while true do > flush 'table' > end > {noformat} > We should reject abuse via administrative requests like this. > What happens on the cluster is the requests back up, leading to lots of these: > {noformat} > 2014-01-10 18:55:55,293 WARN [Priority.RpcServer.handler=2,port=8120] > monitoring.TaskMonitor: Too many actions in action monitor! Purging some. > {noformat} > At this point we could lower a gate on further requests for actions until the > backlog clears. > Continuing, all of the regionservers will eventually die with a > StackOverflowError of unknown origin because, stack overflow: > {noformat} > 2014-01-10 19:02:02,783 ERROR [Priority.RpcServer.handler=3,port=8120] > ipc.RpcServer: Unexpected throwable object java.lang.StackOverflowError > at java.util.ArrayList$SubList.add(ArrayList.java:965) > [...] > {noformat} -- This message was sent by Atlassian JIRA (v6.2#6252)