[03/12 FAILURE] LTPX Memory Conroller test fails and hangs system for more than 12 hours

[Subrata Modak <subrata@linux.vnet.ibm.com>]

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Subject: LTP�� Memory Conroller test fails and hangs system for more than 12 hours

Issue Description below:
==============================
# ./runltp -f test_controllers
TEST 1: MEMORY CONTROLLER TESTING
RUNNING SETUP.....
TEST STARTED: Please avoid using system while this test executes
Before task migration to group2
group2 memory usage: 0 Bytes
After task migration to group2
group2 memory usage: 0 Bytes
TPASS   Memory Resource Controller: Task Migration test 1 PASSED
Memory Resource Controller test executed successfully.
Cleanup called
/opt/ltp/testcases/bin/run_memctl_test.sh: line 87: [: -lt: unary operator
expected
TEST 2: MEMORY CONTROLLER TESTING
RUNNING SETUP.....
TEST STARTED: Please avoid using system while this test executes
Before task migration to group2
group2 memory usage: 0 Bytes
After task migration to group2 and doing malloc
group2 memory usage: 63045632 Bytes
TPASS   Memory Resource Controller: Task Migration test 2 PASSED
Memory Resource Controller test executed successfully.
Cleanup called
/opt/ltp/testcases/bin/run_memctl_test.sh: line 87: [: -lt: unary operator
expected
TEST 3: MEMORY CONTROLLER TESTING
RUNNING SETUP.....
TEST STARTED: Please avoid using system while this test executes
failcnt = 4498
TPASS   Memory Resource Controller: failcnt check test PASSED
Memory Resource Controller test executed successfully.
Cleanup called
/opt/ltp/testcases/bin/run_memctl_test.sh: line 87: [: -lt: unary operator
expected
TEST 4: MEMORY CONTROLLER TESTING
RUNNING SETUP.....
TEST STARTED: Please avoid using system while this test executes
TINFO   Memory Resource Controller: stat check test fails in first run
TFAIL   Memory Resource Controller: stat check test FAILED

Process infos are:
[root@mjs22lp1 ltp]# ps axjf
    1  1608  1608  1458 ?           -1 S        0   0:00 /bin/sh ./runltp -g
fc13_p6_kernel-2.6.33.1-19.fc13.ppc64_host-mjs22lp1_20100423_23:16:16.html
 1608  1724  1608  1458 ?           -1 S        0   0:00  \_
/opt/ltp/bin/ltp-pan -e -S -a 1608 -n 1608 -p -f /tmp/ltp-71wskF3epE/alltests
-l /opt/ltp/results/LTP_RUN_ON-20
 1724  1784  1784  1458 ?           -1 S        0   0:00      \_ /bin/bash
/opt/ltp/testcases/bin/test_controllers.sh
 1784 14666  1784  1458 ?           -1 S        0   0:00          \_ /bin/bash
/opt/ltp/testcases/bin/run_memctl_test.sh 4
14666 14682  1784  1458 ?           -1 R        0 733:20              \_
./memctl_task_1

Both strace and ltrace info does not wield any result:
[root@mjs22lp1 ltp]# strace -p 14682
Process 14682 attached - interrupt to quit
[root@mjs22lp1 ltp]# ltrace -p 14682

Regards--
Subrata



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