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2024-04-26 - 15:14
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack4slot6.osadl.org (updated Fri Apr 26, 2024 12:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5814521390,130pltrace0-21swapper/607:05:526
5814521360,127pltrace0-21swapper/707:05:157
8622521310,117pltrace0-21swapper/207:07:122
5814521290,121pltrace0-21swapper/107:05:261
8622521190,111pltrace0-21swapper/507:08:115
5814521120,109pltrace0-21swapper/307:05:253
774326045,10sleep00-21swapper/007:05:200
612325742,10sleep40-21swapper/407:05:014
1467952250,1pltrace14683-21pltrace-run11:11:005
909499190,17cyclictest24614-21/usr/sbin/munin11:30:161
862252180,13pltrace54-21ksoftirqd/407:10:174
862252180,13pltrace54-21ksoftirqd/407:10:174
1020852180,6pltrace0-21swapper/712:03:317
9110991711,5cyclictest0-21swapper/510:01:575
911099171,15cyclictest0-21swapper/512:14:585
911099170,12cyclictest0-21swapper/508:26:215
2625452170,4pltrace0-21swapper/707:37:347
2135852170,6pltrace0-21swapper/612:22:586
911899161,3cyclictest0-21swapper/710:59:297
911899160,4cyclictest0-21swapper/707:15:427
911899160,4cyclictest0-21swapper/707:15:427
9113991611,2cyclictest0-21swapper/611:00:326
9113991610,5cyclictest0-21swapper/611:47:126
911399160,8cyclictest0-21swapper/610:23:556
911399160,8cyclictest0-21swapper/610:23:556
911399160,15cyclictest0-21swapper/612:15:196
9110991612,3cyclictest0-21swapper/507:32:495
9110991611,3cyclictest0-21swapper/512:09:255
9110991611,3cyclictest0-21swapper/512:03:165
9110991611,3cyclictest0-21swapper/507:12:485
9110991611,3cyclictest0-21swapper/507:12:485
911099161,8cyclictest0-21swapper/511:05:325
911099161,4cyclictest0-21swapper/511:28:515
911099160,15cyclictest0-21swapper/512:16:375
9099991611,3cyclictest0-21swapper/210:02:452
909999161,7cyclictest0-21swapper/208:30:302
89092160,0sleep20-21swapper/212:00:152
2584152160,10pltrace0-21swapper/211:31:362
1249452160,3pltrace0-21swapper/709:12:477
9118991513,1cyclictest0-21swapper/709:55:217
911899150,7cyclictest0-21swapper/712:08:257
911899150,3cyclictest0-21swapper/711:56:497
9113991510,3cyclictest0-21swapper/609:26:596
911399150,8cyclictest0-21swapper/609:59:236
911399150,7cyclictest0-21swapper/607:18:496
911399150,7cyclictest0-21swapper/607:18:496
911399150,4cyclictest0-21swapper/612:28:206
911399150,14cyclictest0-21swapper/611:43:216
911099150,7cyclictest0-21swapper/508:50:005
911099150,4cyclictest0-21swapper/510:59:205
911099150,15cyclictest0-21swapper/508:50:225
911099150,14cyclictest0-21swapper/510:15:305
911099150,14cyclictest0-21swapper/509:59:035
910399150,14cyclictest0-21swapper/311:05:203
909999150,8cyclictest0-21swapper/211:23:272
909999150,7cyclictest0-21swapper/210:34:582
909999150,7cyclictest0-21swapper/210:05:032
909999150,14cyclictest0-21swapper/209:14:202
909999150,14cyclictest0-21swapper/208:10:202
9094991512,2cyclictest0-21swapper/108:20:121
909499150,7cyclictest0-21swapper/110:30:221
909499150,7cyclictest0-21swapper/107:49:591
909499150,4cyclictest0-21swapper/110:04:571
909499150,14cyclictest0-21swapper/108:10:101
909499150,13cyclictest0-21swapper/112:39:021
500952150,7pltrace7426-21sed08:00:223
500952150,7pltrace5679-21/usr/sbin/munin08:00:241
460452150,0pltrace0-21swapper/711:52:077
2251552150,12pltrace54-21ksoftirqd/408:34:344
2025352150,6pltrace54-21ksoftirqd/411:24:034
1359352150,6pltrace0-21swapper/710:11:057
1189252150,10pltrace54-21ksoftirqd/411:09:174
9118991412,1cyclictest0-21swapper/712:30:277
9118991412,1cyclictest0-21swapper/710:45:137
9113991411,2cyclictest1065-17auditd10:10:006
911399140,2cyclictest0-21swapper/608:35:196
911399140,13cyclictest0-21swapper/608:10:236
911099140,2cyclictest0-21swapper/508:35:165
911099140,13cyclictest0-21swapper/511:44:215
911099140,13cyclictest0-21swapper/508:10:315
9103991411,2cyclictest0-21swapper/310:39:283
9103991411,2cyclictest0-21swapper/309:33:443
9103991411,2cyclictest0-21swapper/307:47:563
910399140,14cyclictest0-21swapper/312:10:253
910399140,13cyclictest0-21swapper/307:35:203
910399140,12cyclictest0-21swapper/311:31:333
909999148,5cyclictest0-21swapper/210:48:372
9099991413,1cyclictest0-21swapper/212:15:192
909999140,7cyclictest0-21swapper/208:59:402
909999140,13cyclictest0-21swapper/210:10:202
909499149,3cyclictest0-21swapper/111:49:091
9094991411,2cyclictest0-21swapper/109:14:051
909499140,3cyclictest0-21swapper/110:26:501
909499140,3cyclictest0-21swapper/110:21:521
909499140,3cyclictest0-21swapper/110:21:521
909499140,1cyclictest0-21swapper/108:05:281
9090991413,1cyclictest0-21swapper/010:15:250
909099140,14cyclictest0-21swapper/007:50:210
798752140,7pltrace8008-21awk10:01:016
500952140,5pltrace0-21swapper/708:00:227
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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