Mukul Kumar Singh created HDFS-11850:
----------------------------------------
Summary: Ozone: Stack Overflow in XceiverClientManager because of
race condition in accessing openClient
Key: HDFS-11850
URL: https://issues.apache.org/jira/browse/HDFS-11850
Project: Hadoop HDFS
Issue Type: Sub-task
Components: ozone
Reporter: Mukul Kumar Singh
Assignee: Mukul Kumar Singh
There is a possible race condition in accessing the open client has, it is
because of unlocked access of the hash in acquireClient.
This can cause stack overflow and also leaking client in all probabilities
{code}
at com.google.common.cache.LocalCache$Segment.put(LocalCache.java:3019)
at com.google.common.cache.LocalCache.put(LocalCache.java:4365)
at
com.google.common.cache.LocalCache$LocalManualCache.put(LocalCache.java:5077)
at
org.apache.hadoop.scm.XceiverClientManager$1.onRemoval(XceiverClientManager.java:85)
at
com.google.common.cache.LocalCache.processPendingNotifications(LocalCache.java:1966)
at
com.google.common.cache.LocalCache$Segment.runUnlockedCleanup(LocalCache.java:3650)
at
com.google.common.cache.LocalCache$Segment.postWriteCleanup(LocalCache.java:3626)
at com.google.common.cache.LocalCache$Segment.put(LocalCache.java:3019)
at com.google.common.cache.LocalCache.put(LocalCache.java:4365)
at
com.google.common.cache.LocalCache$LocalManualCache.put(LocalCache.java:5077)
at
org.apache.hadoop.scm.XceiverClientManager$1.onRemoval(XceiverClientManager.java:85)
at
com.google.common.cache.LocalCache.processPendingNotifications(LocalCache.java:1966)
at
com.google.common.cache.LocalCache$Segment.runUnlockedCleanup(LocalCache.java:3650)
at
com.google.common.cache.LocalCache$Segment.postWriteCleanup(LocalCache.java:3626)
at com.google.common.cache.LocalCache$Segment.put(LocalCache.java:3019)
at com.google.common.cache.LocalCache.put(LocalCache.java:4365)
at
com.google.common.cache.LocalCache$LocalManualCache.put(LocalCache.java:5077)
at
org.apache.hadoop.scm.XceiverClientManager$1.onRemoval(XceiverClientManager.java:85)
at
com.google.common.cache.LocalCache.processPendingNotifications(LocalCache.java:1966)
at
com.google.common.cache.LocalCache$Segment.runUnlockedCleanup(LocalCache.java:3650)
{code}
--
This message was sent by Atlassian JIRA
(v6.3.15#6346)
---------------------------------------------------------------------
To unsubscribe, e-mail: hdfs-dev-unsubscr...@hadoop.apache.org
For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org
