[ https://issues.apache.org/jira/browse/HBASE-4159?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ted Yu reassigned HBASE-4159: ----------------------------- Assignee: Douglas Campbell > HBaseServer - IPC Reader threads are not daemons > ------------------------------------------------ > > Key: HBASE-4159 > URL: https://issues.apache.org/jira/browse/HBASE-4159 > Project: HBase > Issue Type: Improvement > Components: ipc > Affects Versions: 0.90.3 > Reporter: Douglas Campbell > Assignee: Douglas Campbell > Attachments: HBASE-4159.patch > > > Doing a jstack on a region server process shows that the IPC Reader threads > are not created as daemon threads whereas IPC Server threads (and other types > are). > This could cause the region server to not exit after the main method does if > for some reason these non-daemon threads don't exit themselves. > Servers are daemon > "IPC Server handler 7 on 60020" daemon prio=10 tid=0x00002aaabc998800 > nid=0x7157 waiting on condition [0x0000000044b4e000] > "IPC Server handler 6 on 60020" daemon prio=10 tid=0x00002aaabc996800 > nid=0x7156 waiting on condition [0x0000000044a4d000] > "IPC Server handler 5 on 60020" daemon prio=10 tid=0x00002aaabc995000 > nid=0x7155 waiting on condition [0x000000004494c000] > Readers are not > "IPC Reader 5 on port 60020" prio=10 tid=0x00002aaabc47d000 nid=0x712a > runnable [0x0000000043033000] > "IPC Reader 4 on port 60020" prio=10 tid=0x00002aaabc462000 nid=0x7129 > runnable [0x0000000042f32000] > "IPC Reader 3 on port 60020" prio=10 tid=0x00002aaabc447000 nid=0x7128 > runnable [0x0000000042e31000] -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira