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Posted to dev@hawq.apache.org by "Amy (JIRA)" <ji...@apache.org> on 2017/05/09 07:47:04 UTC
[jira] [Created] (HAWQ-1458) Shared Input Scan QE hung in
shareinput_reader_waitready().
Amy created HAWQ-1458:
-------------------------
Summary: 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: Lei Chang
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 ()
```
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