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[IMPALA-6694] BufferPool appears misaligned in query profile
...It appears that the buffer pool statistics of exec node is sometimes misaligned in the profile. For instance, the aggregation node's buffer pool appears after the exchange node below:AGGREGA...
, 2018-03-17, 01:47
[IMPALA-6685] Improve profile in KrpcDataStreamRecvr and KrpcDataStreamSender
...The existing profiles in KrpcDataStreamRecvr and KrpcDataStreamSender made it hard to diagnose slow queries shown in IMPALA-6657. In particular, there are times in which the profile of the r...
, 2018-03-16, 22:04
[IMPALA-6609] Some COUNTER_ADD() in KrpcDataStreamRecvr may lead to use-after-free
...The following line in KrpcDataStreamRecvr may lead to use-after-free. A KrpcDataStreamRecvr is co-owned by KrpcDataStreamMgr and an ExchangeNode. There is a window in which the ExchangeNode ...
, 2018-03-14, 16:11
[IMPALA-6449] Use CLOCK_MONOTONIC in ConditonVariable
...There are various places in the code which call ConditionVariable::WaitUntil() or ConditionVariable::WaitFor() with a time computed from boost::get_system_time(). template <typename...
, 2018-03-14, 05:55
[IMPALA-6624] Network error: failed to write to TLS socket: error:1409F07F:SSL routines:SSL3_WRITE_PENDING:bad write retry:s3_pkt.c
...During stress testing in a secure 140 node cluster, Impalad ran into the following errors. This is supposed to be fixed in KUDU-2218. The fix for KUDU-2218 has already been cherry-picked to ...
, 2018-03-14, 05:50
[IMPALA-6554] Check failed: consumption_->current_value() == 0 (126 vs. 0) KrpcDataStreamRecvr
...Impalad crashed with the following backtraces during debug core build.Log file created at: 2018/02/21 05:15:51Running on machine: ec2-m2-4xlarge-centos-6-4-0346.vpc.cloudera.comLog line form...
, 2018-03-13, 22:20
[IMPALA-6637] SIGSEGV at impala::BufferedTupleStream::FixUpStringsForRead()
...When running stress test in a 140 node cluster, one of the node crashed with in BufferedTupleStream::FixUpStringsForRead()## A fatal error has been detected by the Java Runtime Environment:#...
, 2018-03-12, 22:32
[IMPALA-6617] Preconditions.checkState(val.getColValsSize() == 1); in EvalExprWithoutRow()
...Hit this when running an exhaustive build at this commit. KRPC was disabled.query_test/test_queries.py:111: in test_subquery self.run_test_case('QueryTest/subquery', vector)comm...
, 2018-03-08, 16:15
[IMPALA-4319] Remove unused query options in compat-breaking version
...The query option SCAN_NODE_CODEGEN_THRESHOLD was added to tackle IMPALA-1755 but it has since been subsumed by the fix of IMPALA-3629.MAX_IO_BUFFERS is also unused.SCAN_NODE_CODEGEN_THRESHOL...
, 2018-03-06, 23:42
[IMPALA-6258] Uninitialized tuple pointers in row batch for empty rows
...During code review of IMPALA-6187, it was noticed that the tuple pointers in the generated row batches may not be initialized if a tuple has byte size 0. It's unclear if there may be edge ca...
, 2018-03-02, 18:47
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