[CASSANDRA-7718] dtest cql_tests.py:TestCQL.cql3_insert_thrift_test fails intermittently

• Type: Improvement
• Status: Resolved
• Priority: Low
• Resolution: Fixed
• Fix Version/s: 2.1.0
• Component/s: Test/dtest/python
• Labels: qa-resolved

Environment

cassandra-2.1.0 branch

• Assignee: Philip Thompson
• Reporter: Michael Shuler

Authors

Philip Thompson

• Tester: Michael Shuler
• Created: 07/Aug/14 21:29
• Updated: 16/Apr/19 09:31
• Resolved: 08/Aug/14 15:28

Description

This test fails about 20-25% of the time - ran about 10 times through looping the test, and it typically fails on the 4th or 5th test.

(master)mshuler@hana:~/git/cassandra-dtest$ ../loop_dtest.sh "cql_tests.py:TestCQL.cql3_insert_thrift_test"
<...>

==== Run #4 ====
nose.config: INFO: Ignoring files matching ['^\\.', '^_', '^setup\\.py$']
cql3_insert_thrift_test (cql_tests.TestCQL) ... cluster ccm directory: /tmp/dtest-Drwunj
[node1 ERROR] 
[node1 ERROR] 
FAIL
removing ccm cluster test at: /tmp/dtest-Drwunj

======================================================================
FAIL: cql3_insert_thrift_test (cql_tests.TestCQL)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/mshuler/git/cassandra-dtest/cql_tests.py", line 1627, in cql3_insert_thrift_test
    assert res == [ [2, 4, 200] ], res
AssertionError: []

----------------------------------------------------------------------
Ran 1 test in 7.192s

loop_dtest.sh:

#!/bin/bash
if [ ${1} ]; then
    export MAX_HEAP_SIZE="1G"
    export HEAP_NEWSIZE="256M"
    export PRINT_DEBUG=true
    COUNT=0
    while true; do
        echo
        echo "==== Run #$COUNT ===="
        nosetests --nocapture --nologcapture --verbosity=3 ${1}
        if [ $? -ne 0 ]; then
            exit 1
        fi
        ((COUNT++))
        sleep 0.5
    done
    unset MAX_HEAP_SIZE HEAP_NEWSIZE PRINT_DEBUG
else
    echo "  ${0} needs a test to run.."
    exit 255
fi

I find no ERROR/WARN log entries from the failed test - attached node log anyway.