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Kavinder Dhaliwal commented on HAWQ-1458: ----------------------------------------- [~abai] Do you have steps to reproduce this issue? > Shared Input Scan QE hung in shareinput_reader_waitready(). > ----------------------------------------------------------- > > Key: HAWQ-1458 > URL: https://issues.apache.org/jira/browse/HAWQ-1458 > Project: Apache HAWQ > Issue Type: Bug > Components: Query Execution > Reporter: Amy > Assignee: Amy > Fix For: backlog > > > The stack is as below: > ``` > 4/13/17 6:12:32 AM PDT: stack of postgres process (pid 108464) on test4: > 4/13/17 6:12:32 AM PDT: Thread 2 (Thread 0x7f7ca0c7b700 (LWP 108465)): > 4/13/17 6:12:32 AM PDT: #0 0x00000032214df283 in poll () from > /lib64/libc.so.6 > 4/13/17 6:12:32 AM PDT: #1 0x000000000097e110 in rxThreadFunc () > 4/13/17 6:12:32 AM PDT: #2 0x0000003221807aa1 in start_thread () from > /lib64/libpthread.so.0 > 4/13/17 6:12:32 AM PDT: #3 0x00000032214e8aad in clone () from > /lib64/libc.so.6 > 4/13/17 6:12:32 AM PDT: Thread 1 (Thread 0x7f7cc5d48920 (LWP 108464)): > 4/13/17 6:12:32 AM PDT: #0 0x00000032214e1523 in select () from > /lib64/libc.so.6 > 4/13/17 6:12:32 AM PDT: #1 0x000000000069baaf in shareinput_reader_waitready > () > 4/13/17 6:12:32 AM PDT: #2 0x000000000069be0d in > ExecSliceDependencyShareInputScan () > 4/13/17 6:12:32 AM PDT: #3 0x000000000066eb40 in ExecSliceDependencyNode () > 4/13/17 6:12:32 AM PDT: #4 0x000000000066eaa5 in ExecSliceDependencyNode () > 4/13/17 6:12:32 AM PDT: #5 0x000000000066eaa5 in ExecSliceDependencyNode () > 4/13/17 6:12:32 AM PDT: #6 0x000000000066af41 in ExecutePlan () > 4/13/17 6:12:32 AM PDT: #7 0x000000000066bafa in ExecutorRun () > 4/13/17 6:12:32 AM PDT: #8 0x00000000007f52aa in PortalRun () > 4/13/17 6:12:32 AM PDT: #9 0x00000000007eb044 in exec_mpp_query () > 4/13/17 6:12:32 AM PDT: #10 0x00000000007effb4 in PostgresMain () > 4/13/17 6:12:32 AM PDT: #11 0x00000000007a04f0 in ServerLoop () > 4/13/17 6:12:32 AM PDT: #12 0x00000000007a32b9 in PostmasterMain () > 4/13/17 6:12:32 AM PDT: #13 0x00000000004a52b9 in main () > ``` -- This message was sent by Atlassian JIRA (v6.3.15#6346)