[
https://issues.apache.org/jira/browse/HAWQ-42?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Xiang Sheng updated HAWQ-42:
----------------------------
Description:
Running workload ( tpch_row_10g_nocompression_no_partition) on a 128 node
cluster, these queries
(q1,q3,q4,q5,q6,w7,q8,q9,q10,q12,q14,q15,q17,q18,q19,q20,q21) failed out for
query executor error and core dump.
(gdb) bt
#0 0x000000350b40f5db in raise () from /lib64/libpthread.so.0
#1 0x0000000000ac77fa in SafeHandlerForSegvBusIll (processName=<value
optimized out>, postgres_signal_arg=7) at elog.c:4497
#2 <signal handler called>
#3 0x00007f1b445690c2 in _mm_crc32_u64 (this=0x261fcd0, b=0x7f1b0d6d7000,
len=512) at
/opt/gcc-4.4.2/lib/gcc/x86_64-unknown-linux-gnu/4.4.2/include/smmintrin.h:716
#4 Hdfs::Internal::HWCrc32c::update (this=0x261fcd0, b=0x7f1b0d6d7000,
len=512) at
/data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/common/HWCrc32c.cpp:114
#5 0x00007f1b44549692 in Hdfs::Internal::LocalBlockReader::readAndVerify
(this=0x26075a0, bufferSize=2097152) at
/data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/LocalBlockReader.cpp:174
#6 0x00007f1b4454996f in Hdfs::Internal::LocalBlockReader::readInternal
(this=0x26075a0, buf=0x3057b20 "Pb\370\003V\246X", len=<value optimized out>)
at
/data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/LocalBlockReader.cpp:227
#7 0x00007f1b44549a13 in Hdfs::Internal::LocalBlockReader::read
(this=0xffffffff, buf=0x7f1b0d6d7000 <Address 0x7f1b0d6d7000 out of bounds>,
size=64)
at
/data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/LocalBlockReader.cpp:240
#8 0x00007f1b4453bc3a in Hdfs::Internal::InputStreamImpl::readOneBlock
(this=0x2768f20, buf=0x3057b20 "Pb\370\003V\246X", size=65536,
shouldUpdateMetadataOnFailure=<value optimized out>)
at
/data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/InputStreamImpl.cpp:563
#9 0x00007f1b4453c163 in Hdfs::Internal::InputStreamImpl::readInternal
(this=0x2768f20, buf=0x3057b20 "Pb\370\003V\246X", size=65536) at
/data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/InputStreamImpl.cpp:666
#10 0x00007f1b4453c5bb in Hdfs::Internal::InputStreamImpl::read
(this=0x2768f20, buf=0x3057b20 "Pb\370\003V\246X", size=65536) at
/data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/InputStreamImpl.cpp:507
#11 0x00007f1b44530e8c in hdfsRead (fs=<value optimized out>, file=<value
optimized out>, buffer=0xffffffff, length=225275904) at
/data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/Hdfs.cpp:800
#12 0x00007f1b2138ab7d in gpfs_hdfs_read (fcinfo=<value optimized out>) at
gpfshdfs.c:492
#13 0x000000000092b48b in HdfsRead (protocol=<value optimized out>,
fileSystem=<value optimized out>, file=<value optimized out>, buffer=<value
optimized out>, length=<value optimized out>) at filesystem.c:533
#14 0x000000000091c385 in HdfsFileRead (file=6, buffer=0x3057b20
"Pb\370\003V\246X", amount=65536) at fd.c:2722
#15 FileRead (file=6, buffer=0x3057b20 "Pb\370\003V\246X", amount=65536) at
fd.c:3133
#16 0x0000000000bcc416 in BufferedReadIo (bufferedRead=0x3009f08,
newMaxReadAheadLen=<value optimized out>, growBufferLen=<value optimized out>,
isUseSplitLen=<value optimized out>) at cdbbufferedread.c:198
#17 BufferedReadUseBeforeBuffer (bufferedRead=0x3009f08,
newMaxReadAheadLen=<value optimized out>, growBufferLen=<value optimized out>,
isUseSplitLen=<value optimized out>) at cdbbufferedread.c:317
#18 BufferedReadGrowBuffer (bufferedRead=0x3009f08, newMaxReadAheadLen=<value
optimized out>, growBufferLen=<value optimized out>, isUseSplitLen=<value
optimized out>) at cdbbufferedread.c:647
#19 0x0000000000bc6b79 in AppendOnlyStorageRead_InternalGetBuffer
(storageRead=0x3009eb8, isUseSplitLen=0 '\000') at
cdbappendonlystorageread.c:1223
#20 AppendOnlyStorageRead_GetBuffer (storageRead=0x3009eb8, isUseSplitLen=0
'\000') at cdbappendonlystorageread.c:1289
#21 0x0000000000599a1e in AppendOnlyExecutorReadBlock_GetContents
(scan=0x3009d98, direction=<value optimized out>, slot=0x2fdfed8) at
appendonlyam.c:628
#22 getNextBlock (scan=0x3009d98, direction=<value optimized out>,
slot=0x2fdfed8) at appendonlyam.c:1243
#23 appendonlygettup (scan=0x3009d98, direction=<value optimized out>,
slot=0x2fdfed8) at appendonlyam.c:1283
#24 appendonly_getnext (scan=0x3009d98, direction=<value optimized out>,
slot=0x2fdfed8) at appendonlyam.c:1673
#25 0x000000000075de16 in AppendOnlyScanNext (scanState=<value optimized out>)
at execAOScan.c:39
#26 0x0000000000751f1b in ExecScan (scanState=0x2ffea70) at execScan.c:129
#27 ExecTableScanRelation (scanState=0x2ffea70) at execScan.c:441
#28 0x0000000000788a73 in ExecTableScan (node=0x2ffea70) at nodeTableScan.c:42
#29 0x00000000007469dd in ExecProcNode (node=0x2ffea70) at execProcnode.c:904
#30 0x000000000077efe6 in execMotionSender (node=0x2ffd2d0) at nodeMotion.c:348
#31 ExecMotion (node=0x2ffd2d0) at nodeMotion.c:315
#32 0x0000000000746b71 in ExecProcNode (node=0x2ffd2d0) at execProcnode.c:999
#33 0x000000000073a8ac in ExecutePlan (estate=0x274bb60, planstate=<value
optimized out>, operation=<value optimized out>, numberTuples=<value optimized
out>, direction=<value optimized out>, dest=<value optimized out>) at
execMain.c:3181
#34 0x000000000073b1f2 in ExecutorRun (queryDesc=<value optimized out>,
direction=<value optimized out>, count=<value optimized out>) at execMain.c:1166
#35 0x0000000000976ec9 in PortalRunSelect (portal=<value optimized out>,
count=0, isTopLevel=<value optimized out>, dest=<value optimized out>,
altdest=<value optimized out>, completionTag=<value optimized out>) at
pquery.c:1641
#36 PortalRun (portal=<value optimized out>, count=0, isTopLevel=<value
optimized out>, dest=<value optimized out>, altdest=<value optimized out>,
completionTag=<value optimized out>) at pquery.c:1463
#37 0x000000000096f488 in exec_mpp_query (argc=<value optimized out>,
argv=<value optimized out>, username=<value optimized out>) at postgres.c:1378
#38 PostgresMain (argc=<value optimized out>, argv=<value optimized out>,
username=<value optimized out>) at postgres.c:4866
#39 0x00000000008cf51b in BackendRun (port=0x260d420) at postmaster.c:5844
#40 BackendStartup (port=0x260d420) at postmaster.c:5437
#41 0x00000000008d4fef in ServerLoop (argc=<value optimized out>, argv=<value
optimized out>) at postmaster.c:2139
#42 PostmasterMain (argc=<value optimized out>, argv=<value optimized out>) at
postmaster.c:1431
#43 0x00000000007d6aea in main (argc=9, argv=0x2609d20) at main.c:226
(gdb)
was:
core dump while running workload on cluster sfo
(gdb) bt
#0 0x000000350b40f5db in raise () from /lib64/libpthread.so.0
#1 0x0000000000ac77fa in SafeHandlerForSegvBusIll (processName=<value
optimized out>, postgres_signal_arg=7) at elog.c:4497
#2 <signal handler called>
#3 0x00007f1b445690c2 in _mm_crc32_u64 (this=0x261fcd0, b=0x7f1b0d6d7000,
len=512) at
/opt/gcc-4.4.2/lib/gcc/x86_64-unknown-linux-gnu/4.4.2/include/smmintrin.h:716
#4 Hdfs::Internal::HWCrc32c::update (this=0x261fcd0, b=0x7f1b0d6d7000,
len=512) at
/data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/common/HWCrc32c.cpp:114
#5 0x00007f1b44549692 in Hdfs::Internal::LocalBlockReader::readAndVerify
(this=0x26075a0, bufferSize=2097152) at
/data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/LocalBlockReader.cpp:174
#6 0x00007f1b4454996f in Hdfs::Internal::LocalBlockReader::readInternal
(this=0x26075a0, buf=0x3057b20 "Pb\370\003V\246X", len=<value optimized out>)
at
/data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/LocalBlockReader.cpp:227
#7 0x00007f1b44549a13 in Hdfs::Internal::LocalBlockReader::read
(this=0xffffffff, buf=0x7f1b0d6d7000 <Address 0x7f1b0d6d7000 out of bounds>,
size=64)
at
/data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/LocalBlockReader.cpp:240
#8 0x00007f1b4453bc3a in Hdfs::Internal::InputStreamImpl::readOneBlock
(this=0x2768f20, buf=0x3057b20 "Pb\370\003V\246X", size=65536,
shouldUpdateMetadataOnFailure=<value optimized out>)
at
/data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/InputStreamImpl.cpp:563
#9 0x00007f1b4453c163 in Hdfs::Internal::InputStreamImpl::readInternal
(this=0x2768f20, buf=0x3057b20 "Pb\370\003V\246X", size=65536) at
/data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/InputStreamImpl.cpp:666
#10 0x00007f1b4453c5bb in Hdfs::Internal::InputStreamImpl::read
(this=0x2768f20, buf=0x3057b20 "Pb\370\003V\246X", size=65536) at
/data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/InputStreamImpl.cpp:507
#11 0x00007f1b44530e8c in hdfsRead (fs=<value optimized out>, file=<value
optimized out>, buffer=0xffffffff, length=225275904) at
/data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/Hdfs.cpp:800
#12 0x00007f1b2138ab7d in gpfs_hdfs_read (fcinfo=<value optimized out>) at
gpfshdfs.c:492
#13 0x000000000092b48b in HdfsRead (protocol=<value optimized out>,
fileSystem=<value optimized out>, file=<value optimized out>, buffer=<value
optimized out>, length=<value optimized out>) at filesystem.c:533
#14 0x000000000091c385 in HdfsFileRead (file=6, buffer=0x3057b20
"Pb\370\003V\246X", amount=65536) at fd.c:2722
#15 FileRead (file=6, buffer=0x3057b20 "Pb\370\003V\246X", amount=65536) at
fd.c:3133
#16 0x0000000000bcc416 in BufferedReadIo (bufferedRead=0x3009f08,
newMaxReadAheadLen=<value optimized out>, growBufferLen=<value optimized out>,
isUseSplitLen=<value optimized out>) at cdbbufferedread.c:198
#17 BufferedReadUseBeforeBuffer (bufferedRead=0x3009f08,
newMaxReadAheadLen=<value optimized out>, growBufferLen=<value optimized out>,
isUseSplitLen=<value optimized out>) at cdbbufferedread.c:317
#18 BufferedReadGrowBuffer (bufferedRead=0x3009f08, newMaxReadAheadLen=<value
optimized out>, growBufferLen=<value optimized out>, isUseSplitLen=<value
optimized out>) at cdbbufferedread.c:647
#19 0x0000000000bc6b79 in AppendOnlyStorageRead_InternalGetBuffer
(storageRead=0x3009eb8, isUseSplitLen=0 '\000') at
cdbappendonlystorageread.c:1223
#20 AppendOnlyStorageRead_GetBuffer (storageRead=0x3009eb8, isUseSplitLen=0
'\000') at cdbappendonlystorageread.c:1289
#21 0x0000000000599a1e in AppendOnlyExecutorReadBlock_GetContents
(scan=0x3009d98, direction=<value optimized out>, slot=0x2fdfed8) at
appendonlyam.c:628
#22 getNextBlock (scan=0x3009d98, direction=<value optimized out>,
slot=0x2fdfed8) at appendonlyam.c:1243
#23 appendonlygettup (scan=0x3009d98, direction=<value optimized out>,
slot=0x2fdfed8) at appendonlyam.c:1283
#24 appendonly_getnext (scan=0x3009d98, direction=<value optimized out>,
slot=0x2fdfed8) at appendonlyam.c:1673
#25 0x000000000075de16 in AppendOnlyScanNext (scanState=<value optimized out>)
at execAOScan.c:39
#26 0x0000000000751f1b in ExecScan (scanState=0x2ffea70) at execScan.c:129
#27 ExecTableScanRelation (scanState=0x2ffea70) at execScan.c:441
#28 0x0000000000788a73 in ExecTableScan (node=0x2ffea70) at nodeTableScan.c:42
#29 0x00000000007469dd in ExecProcNode (node=0x2ffea70) at execProcnode.c:904
#30 0x000000000077efe6 in execMotionSender (node=0x2ffd2d0) at nodeMotion.c:348
#31 ExecMotion (node=0x2ffd2d0) at nodeMotion.c:315
#32 0x0000000000746b71 in ExecProcNode (node=0x2ffd2d0) at execProcnode.c:999
#33 0x000000000073a8ac in ExecutePlan (estate=0x274bb60, planstate=<value
optimized out>, operation=<value optimized out>, numberTuples=<value optimized
out>, direction=<value optimized out>, dest=<value optimized out>) at
execMain.c:3181
#34 0x000000000073b1f2 in ExecutorRun (queryDesc=<value optimized out>,
direction=<value optimized out>, count=<value optimized out>) at execMain.c:1166
#35 0x0000000000976ec9 in PortalRunSelect (portal=<value optimized out>,
count=0, isTopLevel=<value optimized out>, dest=<value optimized out>,
altdest=<value optimized out>, completionTag=<value optimized out>) at
pquery.c:1641
#36 PortalRun (portal=<value optimized out>, count=0, isTopLevel=<value
optimized out>, dest=<value optimized out>, altdest=<value optimized out>,
completionTag=<value optimized out>) at pquery.c:1463
#37 0x000000000096f488 in exec_mpp_query (argc=<value optimized out>,
argv=<value optimized out>, username=<value optimized out>) at postgres.c:1378
#38 PostgresMain (argc=<value optimized out>, argv=<value optimized out>,
username=<value optimized out>) at postgres.c:4866
#39 0x00000000008cf51b in BackendRun (port=0x260d420) at postmaster.c:5844
#40 BackendStartup (port=0x260d420) at postmaster.c:5437
#41 0x00000000008d4fef in ServerLoop (argc=<value optimized out>, argv=<value
optimized out>) at postmaster.c:2139
#42 PostmasterMain (argc=<value optimized out>, argv=<value optimized out>) at
postmaster.c:1431
#43 0x00000000007d6aea in main (argc=9, argv=0x2609d20) at main.c:226
(gdb)
Summary: Query Executor Error (core dump) (was: Query Executor Error
in seg746 sfo-w60 (core dump))
> Query Executor Error (core dump)
> --------------------------------
>
> Key: HAWQ-42
> URL: https://issues.apache.org/jira/browse/HAWQ-42
> Project: Apache HAWQ
> Issue Type: Bug
> Components: libhdfs
> Reporter: Xiang Sheng
> Assignee: Zhanwei Wang
> Priority: Critical
>
> Running workload ( tpch_row_10g_nocompression_no_partition) on a 128 node
> cluster, these queries
> (q1,q3,q4,q5,q6,w7,q8,q9,q10,q12,q14,q15,q17,q18,q19,q20,q21) failed out for
> query executor error and core dump.
> (gdb) bt
> #0 0x000000350b40f5db in raise () from /lib64/libpthread.so.0
> #1 0x0000000000ac77fa in SafeHandlerForSegvBusIll (processName=<value
> optimized out>, postgres_signal_arg=7) at elog.c:4497
> #2 <signal handler called>
> #3 0x00007f1b445690c2 in _mm_crc32_u64 (this=0x261fcd0, b=0x7f1b0d6d7000,
> len=512) at
> /opt/gcc-4.4.2/lib/gcc/x86_64-unknown-linux-gnu/4.4.2/include/smmintrin.h:716
> #4 Hdfs::Internal::HWCrc32c::update (this=0x261fcd0, b=0x7f1b0d6d7000,
> len=512) at
> /data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/common/HWCrc32c.cpp:114
> #5 0x00007f1b44549692 in Hdfs::Internal::LocalBlockReader::readAndVerify
> (this=0x26075a0, bufferSize=2097152) at
> /data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/LocalBlockReader.cpp:174
> #6 0x00007f1b4454996f in Hdfs::Internal::LocalBlockReader::readInternal
> (this=0x26075a0, buf=0x3057b20 "Pb\370\003V\246X", len=<value optimized out>)
> at
> /data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/LocalBlockReader.cpp:227
> #7 0x00007f1b44549a13 in Hdfs::Internal::LocalBlockReader::read
> (this=0xffffffff, buf=0x7f1b0d6d7000 <Address 0x7f1b0d6d7000 out of bounds>,
> size=64)
> at
> /data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/LocalBlockReader.cpp:240
> #8 0x00007f1b4453bc3a in Hdfs::Internal::InputStreamImpl::readOneBlock
> (this=0x2768f20, buf=0x3057b20 "Pb\370\003V\246X", size=65536,
> shouldUpdateMetadataOnFailure=<value optimized out>)
> at
> /data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/InputStreamImpl.cpp:563
> #9 0x00007f1b4453c163 in Hdfs::Internal::InputStreamImpl::readInternal
> (this=0x2768f20, buf=0x3057b20 "Pb\370\003V\246X", size=65536) at
> /data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/InputStreamImpl.cpp:666
> #10 0x00007f1b4453c5bb in Hdfs::Internal::InputStreamImpl::read
> (this=0x2768f20, buf=0x3057b20 "Pb\370\003V\246X", size=65536) at
> /data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/InputStreamImpl.cpp:507
> #11 0x00007f1b44530e8c in hdfsRead (fs=<value optimized out>, file=<value
> optimized out>, buffer=0xffffffff, length=225275904) at
> /data/pulse2-agent/agents/agent1/work/LIBHDFS3-2.0-stash/rhel5_x86_64/src/client/Hdfs.cpp:800
> #12 0x00007f1b2138ab7d in gpfs_hdfs_read (fcinfo=<value optimized out>) at
> gpfshdfs.c:492
> #13 0x000000000092b48b in HdfsRead (protocol=<value optimized out>,
> fileSystem=<value optimized out>, file=<value optimized out>, buffer=<value
> optimized out>, length=<value optimized out>) at filesystem.c:533
> #14 0x000000000091c385 in HdfsFileRead (file=6, buffer=0x3057b20
> "Pb\370\003V\246X", amount=65536) at fd.c:2722
> #15 FileRead (file=6, buffer=0x3057b20 "Pb\370\003V\246X", amount=65536) at
> fd.c:3133
> #16 0x0000000000bcc416 in BufferedReadIo (bufferedRead=0x3009f08,
> newMaxReadAheadLen=<value optimized out>, growBufferLen=<value optimized
> out>, isUseSplitLen=<value optimized out>) at cdbbufferedread.c:198
> #17 BufferedReadUseBeforeBuffer (bufferedRead=0x3009f08,
> newMaxReadAheadLen=<value optimized out>, growBufferLen=<value optimized
> out>, isUseSplitLen=<value optimized out>) at cdbbufferedread.c:317
> #18 BufferedReadGrowBuffer (bufferedRead=0x3009f08, newMaxReadAheadLen=<value
> optimized out>, growBufferLen=<value optimized out>, isUseSplitLen=<value
> optimized out>) at cdbbufferedread.c:647
> #19 0x0000000000bc6b79 in AppendOnlyStorageRead_InternalGetBuffer
> (storageRead=0x3009eb8, isUseSplitLen=0 '\000') at
> cdbappendonlystorageread.c:1223
> #20 AppendOnlyStorageRead_GetBuffer (storageRead=0x3009eb8, isUseSplitLen=0
> '\000') at cdbappendonlystorageread.c:1289
> #21 0x0000000000599a1e in AppendOnlyExecutorReadBlock_GetContents
> (scan=0x3009d98, direction=<value optimized out>, slot=0x2fdfed8) at
> appendonlyam.c:628
> #22 getNextBlock (scan=0x3009d98, direction=<value optimized out>,
> slot=0x2fdfed8) at appendonlyam.c:1243
> #23 appendonlygettup (scan=0x3009d98, direction=<value optimized out>,
> slot=0x2fdfed8) at appendonlyam.c:1283
> #24 appendonly_getnext (scan=0x3009d98, direction=<value optimized out>,
> slot=0x2fdfed8) at appendonlyam.c:1673
> #25 0x000000000075de16 in AppendOnlyScanNext (scanState=<value optimized
> out>) at execAOScan.c:39
> #26 0x0000000000751f1b in ExecScan (scanState=0x2ffea70) at execScan.c:129
> #27 ExecTableScanRelation (scanState=0x2ffea70) at execScan.c:441
> #28 0x0000000000788a73 in ExecTableScan (node=0x2ffea70) at nodeTableScan.c:42
> #29 0x00000000007469dd in ExecProcNode (node=0x2ffea70) at execProcnode.c:904
> #30 0x000000000077efe6 in execMotionSender (node=0x2ffd2d0) at
> nodeMotion.c:348
> #31 ExecMotion (node=0x2ffd2d0) at nodeMotion.c:315
> #32 0x0000000000746b71 in ExecProcNode (node=0x2ffd2d0) at execProcnode.c:999
> #33 0x000000000073a8ac in ExecutePlan (estate=0x274bb60, planstate=<value
> optimized out>, operation=<value optimized out>, numberTuples=<value
> optimized out>, direction=<value optimized out>, dest=<value optimized out>)
> at execMain.c:3181
> #34 0x000000000073b1f2 in ExecutorRun (queryDesc=<value optimized out>,
> direction=<value optimized out>, count=<value optimized out>) at
> execMain.c:1166
> #35 0x0000000000976ec9 in PortalRunSelect (portal=<value optimized out>,
> count=0, isTopLevel=<value optimized out>, dest=<value optimized out>,
> altdest=<value optimized out>, completionTag=<value optimized out>) at
> pquery.c:1641
> #36 PortalRun (portal=<value optimized out>, count=0, isTopLevel=<value
> optimized out>, dest=<value optimized out>, altdest=<value optimized out>,
> completionTag=<value optimized out>) at pquery.c:1463
> #37 0x000000000096f488 in exec_mpp_query (argc=<value optimized out>,
> argv=<value optimized out>, username=<value optimized out>) at postgres.c:1378
> #38 PostgresMain (argc=<value optimized out>, argv=<value optimized out>,
> username=<value optimized out>) at postgres.c:4866
> #39 0x00000000008cf51b in BackendRun (port=0x260d420) at postmaster.c:5844
> #40 BackendStartup (port=0x260d420) at postmaster.c:5437
> #41 0x00000000008d4fef in ServerLoop (argc=<value optimized out>, argv=<value
> optimized out>) at postmaster.c:2139
> #42 PostmasterMain (argc=<value optimized out>, argv=<value optimized out>)
> at postmaster.c:1431
> #43 0x00000000007d6aea in main (argc=9, argv=0x2609d20) at main.c:226
> (gdb)
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