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[qac][public cloud][ltp] epoll_wait02 test from LTP syscalls fails on GCE On-Demand

Added by jlausuch over 4 years ago. Updated over 4 years ago.

Status:
Resolved
Priority:
Normal
Assignee:
-
Category:
Bugs in existing tests
Target version:
-
Start date:
2020-03-20
Due date:
% Done:

0%

Estimated time:
Difficulty:

Description

https://openqa.suse.de/tests/4019168#step/epoll_wait02/1

However, on other images it passes, e.g. https://openqa.suse.de/tests/4017274#step/epoll_wait02/1

This is the output form the test execution:

sh-4.4# epoll_wait02; echo cmd-exit-129-$?
tst_test.c:1229: INFO: Timeout per run is 0h 05m 00s
tst_timer_test.c:348: INFO: CLOCK_MONOTONIC resolution 1ns
tst_timer_test.c:360: INFO: prctl(PR_GET_TIMERSLACK) = 50us
tst_timer_test.c:264: INFO: epoll_wait() sleeping for 1000us 500 iterations, threshold 450.01us
tst_timer_test.c:307: INFO: min 1068us, max 1167us, median 1073us, trunc mean 1074.28us (discarded 25)
tst_timer_test.c:322: PASS: Measured times are within thresholds
tst_timer_test.c:264: INFO: epoll_wait() sleeping for 2000us 500 iterations, threshold 450.01us
tst_timer_test.c:307: INFO: min 2071us, max 2174us, median 2077us, trunc mean 2078.58us (discarded 25)
tst_timer_test.c:322: PASS: Measured times are within thresholds
tst_timer_test.c:264: INFO: epoll_wait() sleeping for 5000us 300 iterations, threshold 450.04us
tst_timer_test.c:307: INFO: min 5075us, max 5209us, median 5084us, trunc mean 5087.58us (discarded 15)
tst_timer_test.c:322: PASS: Measured times are within thresholds
tst_timer_test.c:264: INFO: epoll_wait() sleeping for 10000us 100 iterations, threshold 450.33us
tst_timer_test.c:307: INFO: min 10080us, max 10167us, median 10091us, trunc mean 10092.68us (discarded 5)
tst_timer_test.c:322: PASS: Measured times are within thresholds
tst_timer_test.c:264: INFO: epoll_wait() sleeping for 25000us 50 iterations, threshold 451.29us
tst_timer_test.c:307: INFO: min 25085us, max 25187us, median 25106us, trunc mean 25107.94us (discarded 2)
tst_timer_test.c:322: PASS: Measured times are within thresholds
tst_timer_test.c:264: INFO: epoll_wait() sleeping for 100000us 10 iterations, threshold 537.00us
tst_timer_test.c:307: INFO: min 100154us, max 104057us, median 100165us, trunc mean 100616.56us (discarded 1)
tst_timer_test.c:310: FAIL: epoll_wait() slept for too long
Time: us | Frequency
--------------------------------------------------------------------------------
100154 | ********************************************************************
100360 | *********+
100566 | 
100772 | 
100978 | 
101184 | 
101390 | 
101596 | 
101802 | 
102008 | 
102214 | 
102420 | 
102626 | 
102832 | 
103038 | 
103244 | 
103450 | 
103656 | 
103862 | *******************-
--------------------------------------------------------------------------------
206us | 1 sample = 9.71429 '*', 19.42857 '+', 38.85714 '-', non-zero '.'
tst_timer_test.c:264: INFO: epoll_wait() sleeping for 1000000us 2 iterations, threshold 4400.00us
tst_timer_test.c:307: INFO: min 1037244us, max 1039297us, median 1037244us, trunc mean 1037244.00us (discarded 1)
tst_timer_test.c:310: FAIL: epoll_wait() slept for too long
Time: us | Frequency
--------------------------------------------------------------------------------
1037244 | ********************************************************************
1037353 | 
1037462 | 
1037571 | 
1037680 | 
1037789 | 
1037898 | 
1038007 | 
1038116 | 
1038225 | 
1038334 | 
1038443 | 
1038552 | 
1038661 | 
1038770 | 
1038879 | 
1038988 | 
1039097 | 
1039206 | ********************************************************************
--------------------------------------------------------------------------------
109us | 1 sample = 68.00000 '*', 136.00000 '+', 272.00000 '-', non-zero '.'
Summary:
passed   5
failed   2
skipped  0
warnings 0    
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