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2023-03-20 - 22:55

x86 Intel Core i7-3632QM @2200 MHz, Linux 4.19.1-rt3 (Profile)

Latency plot of system in rack #6, slot #3
Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Command line: cyclictest -l100000000 -m -Sp99 -i200 -h400 -q
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100, highest latencies:
System rack6slot3.osadl.org (updated Mon Mar 20, 2023 12:46:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2020227541,0sleep30-21swapper/307:06:043
2038626733,0sleep70-21swapper/707:08:427
2016126731,0sleep00-21swapper/007:05:290
2029526044,0sleep10-21swapper/107:07:231
2041325741,0sleep50-21swapper/507:09:035
2045525640,0sleep60-21swapper/607:09:366
2048225437,0sleep40-21swapper/407:09:584
1845525134,0sleep20-21swapper/207:05:072
391340,0ktimersoftd/30-21swapper/309:00:313
711330,0ktimersoftd/70-21swapper/712:26:317
711330,0ktimersoftd/70-21swapper/709:00:317
631330,0ktimersoftd/60-21swapper/612:17:086
631330,0ktimersoftd/60-21swapper/609:00:316
551330,0ktimersoftd/526576-21sh11:34:535
551330,0ktimersoftd/50-21swapper/512:15:475
551330,0ktimersoftd/50-21swapper/511:06:185
551330,0ktimersoftd/50-21swapper/509:10:335
551330,0ktimersoftd/50-21swapper/509:10:325
471330,0ktimersoftd/40-21swapper/411:34:524
471330,0ktimersoftd/40-21swapper/410:57:594
471330,0ktimersoftd/40-21swapper/409:10:334
471330,0ktimersoftd/40-21swapper/409:10:324
391330,0ktimersoftd/326254-21sh12:05:573
391330,0ktimersoftd/30-21swapper/312:20:383
391330,0ktimersoftd/30-21swapper/312:12:533
391330,0ktimersoftd/30-21swapper/311:43:373
391330,0ktimersoftd/30-21swapper/311:36:333
391330,0ktimersoftd/30-21swapper/311:33:363
391330,0ktimersoftd/30-21swapper/310:58:003
391330,0ktimersoftd/30-21swapper/310:52:463
391330,0ktimersoftd/30-21swapper/310:31:313
391330,0ktimersoftd/30-21swapper/310:15:083
391330,0ktimersoftd/30-21swapper/310:02:553
391330,0ktimersoftd/30-21swapper/309:53:313
391330,0ktimersoftd/30-21swapper/308:10:453
391330,0ktimersoftd/30-21swapper/308:07:033
391330,0ktimersoftd/30-21swapper/308:07:033
391330,0ktimersoftd/30-21swapper/307:57:353
391330,0ktimersoftd/30-21swapper/307:28:223
231330,0ktimersoftd/10-21swapper/111:02:501
231330,0ktimersoftd/10-21swapper/107:15:341
101330,0ktimersoftd/00-21swapper/012:23:280
101330,0ktimersoftd/00-21swapper/011:02:510
101330,0ktimersoftd/00-21swapper/010:57:280
101330,0ktimersoftd/00-21swapper/010:31:300
711320,0ktimersoftd/70-21swapper/712:33:417
711320,0ktimersoftd/70-21swapper/711:18:467
711320,0ktimersoftd/70-21swapper/708:33:297
711320,0ktimersoftd/70-21swapper/708:27:147
711320,0ktimersoftd/70-21swapper/708:22:177
631320,0ktimersoftd/611199-21ssh11:18:456
631320,0ktimersoftd/60-21swapper/608:22:166
551320,0ktimersoftd/57171-21ssh11:46:515
551320,0ktimersoftd/55558-21ssh11:12:265
551320,0ktimersoftd/50-21swapper/511:27:125
551320,0ktimersoftd/50-21swapper/510:47:185
551320,0ktimersoftd/50-21swapper/508:01:085
551320,0ktimersoftd/50-21swapper/507:15:355
471320,0ktimersoftd/40-21swapper/412:11:474
471320,0ktimersoftd/40-21swapper/411:27:124
471320,0ktimersoftd/40-21swapper/411:12:264
471320,0ktimersoftd/40-21swapper/410:47:174
471320,0ktimersoftd/40-21swapper/407:46:234
391320,0ktimersoftd/30-21swapper/312:35:483
391320,0ktimersoftd/30-21swapper/312:30:013
391320,0ktimersoftd/30-21swapper/312:26:583
391320,0ktimersoftd/30-21swapper/312:15:413
391320,0ktimersoftd/30-21swapper/312:03:153
391320,0ktimersoftd/30-21swapper/311:55:093
391320,0ktimersoftd/30-21swapper/311:54:213
391320,0ktimersoftd/30-21swapper/311:45:483
391320,0ktimersoftd/30-21swapper/311:17:463
391320,0ktimersoftd/30-21swapper/311:13:223
391320,0ktimersoftd/30-21swapper/311:08:513
391320,0ktimersoftd/30-21swapper/311:04:523
391320,0ktimersoftd/30-21swapper/310:45:323
391320,0ktimersoftd/30-21swapper/310:43:493
391320,0ktimersoftd/30-21swapper/310:36:543
391320,0ktimersoftd/30-21swapper/310:29:273
391320,0ktimersoftd/30-21swapper/310:23:053
391320,0ktimersoftd/30-21swapper/310:23:043
391320,0ktimersoftd/30-21swapper/310:13:173
391320,0ktimersoftd/30-21swapper/309:57:203
391320,0ktimersoftd/30-21swapper/309:48:313
391320,0ktimersoftd/30-21swapper/309:39:263
391320,0ktimersoftd/30-21swapper/309:31:373
391320,0ktimersoftd/30-21swapper/309:25:413
391320,0ktimersoftd/30-21swapper/309:20:043
391320,0ktimersoftd/30-21swapper/309:18:003
391320,0ktimersoftd/30-21swapper/309:10:373
391320,0ktimersoftd/30-21swapper/309:10:373
391320,0ktimersoftd/30-21swapper/308:58:433
391320,0ktimersoftd/30-21swapper/308:54:483
391320,0ktimersoftd/30-21swapper/308:46:253
391320,0ktimersoftd/30-21swapper/308:41:083
391320,0ktimersoftd/30-21swapper/308:39:393
391320,0ktimersoftd/30-21swapper/308:30:143
391320,0ktimersoftd/30-21swapper/308:29:283
391320,0ktimersoftd/30-21swapper/308:21:113
391320,0ktimersoftd/30-21swapper/308:15:043
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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