[IMPALA-5974] Concurrent hung with lots of fragments blocked in KrpcDataStreamSender::Channel::WaitForRpc(std::unique_lock - ASF JIRA

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Type: Sub-task
Status: Resolved
Priority: Blocker
Resolution: Fixed
Affects Version/s: None
Fix Version/s: Not Applicable
Component/s: Distributed Exec
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Epic Color:
ghx-label-7

Description

While running 32 concurrent TPCDS queries 130 node cluster some queries stopped making progress.
Attached the thread dump for backend.

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krpc-hung-stacks.tar.gz
23/Sep/17 01:19
4.15 MB
Mostafa Mokhtar

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Assignee:: Michael Ho

Reporter:: Mostafa Mokhtar

Votes:: 0 Vote for this issue

Watchers:: 4 Start watching this issue

Dates

Created:: 23/Sep/17 01:19

Updated:: 25/Oct/17 01:15

Resolved:: 25/Oct/17 01:14