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2026-06-15 - 07:00
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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
Characteristics of the 100 highest latencies:
System rack3slot0.osadl.org (updated Mon Jun 15, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
566321010,2sleep61862799cyclictest21:33:596
242302840,0sleep40-21swapper/422:49:344
1592325125,9sleep40-21swapper/419:03:034
135922510,2sleep12199migration/123:53:461
223032490,0sleep50-21swapper/500:05:435
5052480,0sleep50-21swapper/521:16:365
25482480,2sleep21859699cyclictest00:33:282
110482480,0sleep40-21swapper/423:15:214
106652480,1sleep410650-21bash21:24:524
235012470,0sleep40-21swapper/422:24:434
1838224725,8sleep60-21swapper/619:07:466
176152470,0sleep20-21swapper/221:30:582
120032470,1sleep665-21ksoftirqd/623:32:366
86062460,1sleep78599-21bash22:50:337
153342460,1sleep715314-21bash22:03:077
315652450,0sleep20-21swapper/223:14:382
266822450,4sleep026680-21grepconf.sh21:29:280
234752450,2sleep21859699cyclictest23:04:452
211672450,1sleep421165-21sshd00:26:574
125052450,0sleep40-21swapper/423:11:444
90232440,0sleep50-21swapper/523:51:425
57002440,0sleep20-21swapper/223:41:462
28972440,0sleep10-21swapper/121:51:001
25792440,0sleep60-21swapper/621:43:206
187852440,0sleep01858099cyclictest21:44:180
105692440,0sleep70-21swapper/721:57:067
73872430,1sleep6721-21dbus-daemon23:45:426
57782430,0sleep70-21swapper/720:38:107
28952430,0sleep20-21swapper/222:17:522
279922430,0sleep50-21swapper/521:23:575
159762430,0sleep30-21swapper/321:53:343
15122430,0sleep50-21swapper/523:03:285
121482430,1sleep112147-21sshd22:33:371
10742430,0sleep41073-21systemd-cgroups22:02:164
99702420,0sleep60-21swapper/623:26:526
77732420,0sleep60-21swapper/621:37:596
58582420,2sleep11858899cyclictest21:41:391
53972420,1sleep75396-21grepconf.sh23:17:007
205502420,0sleep10-21swapper/100:23:091
1834124230,8sleep50-21swapper/519:07:135
1824024230,8sleep70-21swapper/719:05:477
251942410,0sleep30-21swapper/321:29:233
227592410,0sleep00-21swapper/023:00:590
11172410,0sleep10-21swapper/123:14:451
52722400,2sleep71863899cyclictest23:49:277
235722400,0sleep60-21swapper/622:26:456
223012400,0sleep00-21swapper/022:53:140
130492400,0sleep20-21swapper/222:28:012
304692390,0sleep00-21swapper/021:50:430
1834523926,9sleep00-21swapper/019:07:160
176122390,2sleep11858899cyclictest22:26:241
289262380,0sleep00-21swapper/022:38:240
1821423827,8sleep30-21swapper/319:05:273
1812023827,8sleep20-21swapper/219:04:142
177362380,0sleep10-21swapper/122:18:391
1592923827,8sleep10-21swapper/119:03:081
113542380,2sleep31860499cyclictest00:07:013
1861999267,3cyclictest57-21ksoftirqd/522:11:255
1861999255,1cyclictest57-21ksoftirqd/522:54:445
18619992512,5cyclictest57-21ksoftirqd/521:53:035
18619992511,2cyclictest57-21ksoftirqd/522:59:315
18588992511,1cyclictest25-21ksoftirqd/122:28:511
18619992414,1cyclictest57-21ksoftirqd/523:30:085
18619992410,3cyclictest57-21ksoftirqd/522:49:125
18588992417,4cyclictest25-21ksoftirqd/121:24:061
1861999237,2cyclictest57-21ksoftirqd/522:26:495
18619992311,3cyclictest57-21ksoftirqd/500:32:585
18619992310,3cyclictest57-21ksoftirqd/522:32:595
1861999227,3cyclictest57-21ksoftirqd/500:09:545
1861999226,2cyclictest57-21ksoftirqd/523:27:405
1861999226,1cyclictest57-21ksoftirqd/521:20:495
1858899229,1cyclictest25-21ksoftirqd/123:38:031
1858899226,1cyclictest25-21ksoftirqd/121:35:471
1858899224,1cyclictest25-21ksoftirqd/122:02:231
242972210,1sleep724296-21grepconf.sh23:31:257
1861999219,3cyclictest57-21ksoftirqd/522:41:245
1861999219,1cyclictest57-21ksoftirqd/523:59:355
1861999218,3cyclictest57-21ksoftirqd/523:20:555
1861999218,3cyclictest57-21ksoftirqd/500:16:055
1861999217,2cyclictest57-21ksoftirqd/523:14:125
1861999217,1cyclictest57-21ksoftirqd/521:59:335
1861999214,3cyclictest57-21ksoftirqd/500:34:535
18619992115,3cyclictest57-21ksoftirqd/521:42:475
18619992112,5cyclictest57-21ksoftirqd/522:14:245
18619992110,1cyclictest57-21ksoftirqd/522:04:245
1858899219,1cyclictest25-21ksoftirqd/100:14:281
1858899218,1cyclictest25-21ksoftirqd/122:46:071
1858899214,3cyclictest25-21ksoftirqd/123:58:361
18588992117,3cyclictest25-21ksoftirqd/122:53:141
1862799200,6cyclictest4008-21bash22:15:586
1862799200,5cyclictest19565-21grepconf.sh21:17:516
1861999207,1cyclictest57-21ksoftirqd/521:31:045
1861999205,2cyclictest57-21ksoftirqd/522:45:405
1858899208,1cyclictest25-21ksoftirqd/123:06:371
1858899207,2cyclictest25-21ksoftirqd/123:24:151
1858899207,1cyclictest121rcu_preempt21:13:091
1858899203,1cyclictest25-21ksoftirqd/100:30:191
1858899203,1cyclictest25-21ksoftirqd/100:20:201
18588992016,3cyclictest25-21ksoftirqd/121:45:091
18588992016,1cyclictest25-21ksoftirqd/123:44:191
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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