[ https://issues.apache.org/jira/browse/HDFS-15865?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Mukul Kumar Singh resolved HDFS-15865. -------------------------------------- Resolution: Fixed > Interrupt DataStreamer thread > ----------------------------- > > Key: HDFS-15865 > URL: https://issues.apache.org/jira/browse/HDFS-15865 > Project: Hadoop HDFS > Issue Type: Bug > Components: datanode > Reporter: Karthik Palanisamy > Priority: Minor > Labels: pull-request-available > Time Spent: 2h 20m > Remaining Estimate: 0h > > Have noticed HiveServer2 halts due to DataStreamer#waitForAckedSeqno. > I think we have to interrupt DataStreamer if no packet ack(from datanodes). > It likely happens with infra/network issue. > {code:java} > "HiveServer2-Background-Pool: Thread-35977576" #35977576 prio=5 os_prio=0 > cpu=797.65ms elapsed=3406.28s tid=0x00007fc0c6c29800 nid=0x4198 in > Object.wait() [0x00007fc1079f3000] > java.lang.Thread.State: TIMED_WAITING (on object monitor) > at java.lang.Object.wait(java.base(at)11.0.5/Native Method) > - waiting on <no object reference available> > at > org.apache.hadoop.hdfs.DataStreamer.waitForAckedSeqno(DataStreamer.java:886) > - waiting to re-lock in wait() <0x00007fe6eda86ca0> (a > java.util.LinkedList){code} -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org