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2026-07-26 - 01:50
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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 Sun Jul 26, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
198842980,1sleep341-21ksoftirqd/322:05:003
6142910,0sleep00-21swapper/022:09:220
289102740,1sleep428907-21grepconf.sh21:27:294
289102740,1sleep428907-21grepconf.sh21:27:294
287052700,0sleep70-21swapper/719:31:457
85402680,0sleep40-21swapper/422:02:294
58172620,0sleep40-21swapper/421:42:274
297562540,0sleep50-21swapper/522:32:425
93652530,0sleep5561ktimersoftd/523:07:505
55622530,2sleep71279099cyclictest23:42:037
274522510,1sleep5857-21polkitd00:21:345
226882500,0sleep70-21swapper/722:26:517
1239025025,9sleep00-21swapper/019:03:520
32082480,0sleep00-21swapper/022:13:060
298962470,0sleep50-21swapper/500:36:165
257252470,1sleep725724-21id21:31:007
257252470,1sleep725724-21id21:31:007
67292460,1sleep6631rcuc/622:02:236
290062460,0sleep0111rcuc/023:18:020
301202450,1sleep530090-21sshd21:45:405
285572450,0sleep628556-21sshd23:52:286
209862450,0sleep10-21swapper/121:14:291
301032440,0sleep30-21swapper/323:48:563
29872440,2sleep21275199cyclictest21:27:512
29872440,2sleep21275199cyclictest21:27:512
217612440,1sleep51-21systemd22:44:595
5422430,0sleep20-21swapper/221:15:102
322352430,0sleep70-21swapper/722:51:027
28002430,0sleep60-21swapper/622:14:566
275502430,0sleep20-21swapper/223:54:162
245512430,0sleep124553-21ls20:21:441
156742430,0sleep00-21swapper/023:22:420
312182420,0sleep30-21swapper/300:23:323
243552420,0sleep60-21swapper/621:54:226
195642420,0sleep20-21swapper/222:32:062
320532410,0sleep50-21swapper/523:32:405
219232410,0sleep10-21swapper/122:55:521
190172410,0sleep20-21swapper/200:17:232
99832400,1sleep19984-21grepconf.sh00:11:291
51892400,0sleep20-21swapper/221:58:432
35292400,0sleep20-21swapper/221:17:022
158332400,1sleep115835-21bash23:57:111
158332400,1sleep115835-21bash23:57:111
1254124028,8sleep60-21swapper/619:05:596
1248424027,9sleep70-21swapper/719:05:127
1247224028,9sleep40-21swapper/419:05:014
101032400,0sleep70-21swapper/721:48:067
63562390,0sleep20-21swapper/223:42:072
1230123927,8sleep30-21swapper/319:02:433
1229023928,8sleep50-21swapper/519:02:375
68082380,0sleep10-21swapper/119:51:411
199042380,2sleep01273799cyclictest22:41:170
175062380,1sleep717505-21kill23:22:497
1226923826,8sleep20-21swapper/219:02:182
1226823826,9sleep10-21swapper/119:02:171
111952380,0sleep10-21swapper/123:55:111
305202370,0sleep70-21swapper/700:34:267
165392370,2sleep51277499cyclictest22:39:145
127842300,0sleep2311rcuc/223:33:252
312942250,0sleep331277-21sshd23:30:543
12774992310,2cyclictest57-21ksoftirqd/521:50:075
12774992120,1cyclictest551rcuc/521:54:465
1277499208,1cyclictest57-21ksoftirqd/523:48:535
1277499200,6cyclictest0-21swapper/522:55:325
1276799204,6cyclictest30667-21grepconf.sh23:21:444
1276799204,6cyclictest16119-21grepconf.sh23:08:134
1277499199,3cyclictest57-21ksoftirqd/500:08:385
1277499198,3cyclictest57-21ksoftirqd/522:48:255
1277499197,3cyclictest57-21ksoftirqd/523:36:295
1277499197,3cyclictest57-21ksoftirqd/522:11:555
1277499197,1cyclictest57-21ksoftirqd/521:11:465
12774991916,1cyclictest57-21ksoftirqd/522:24:375
1277499190,1cyclictest57-21ksoftirqd/521:57:255
277732180,0sleep10-21swapper/121:25:421
1277499188,3cyclictest57-21ksoftirqd/522:09:245
1277499188,1cyclictest57-21ksoftirqd/500:13:545
1277499186,3cyclictest57-21ksoftirqd/523:56:515
1277499186,3cyclictest57-21ksoftirqd/523:56:515
1277499186,3cyclictest57-21ksoftirqd/521:17:445
1277499186,3cyclictest57-21ksoftirqd/500:02:595
1277499184,3cyclictest57-21ksoftirqd/522:19:395
12774991815,2cyclictest551rcuc/521:07:025
12774991813,3cyclictest57-21ksoftirqd/521:28:055
12774991813,3cyclictest57-21ksoftirqd/521:28:055
12774991810,3cyclictest57-21ksoftirqd/522:05:295
1277499181,1cyclictest0-21swapper/500:16:465
1277499178,1cyclictest57-21ksoftirqd/521:32:565
1277499177,2cyclictest57-21ksoftirqd/521:40:425
1277499177,1cyclictest57-21ksoftirqd/523:28:385
1277499177,1cyclictest57-21ksoftirqd/521:24:115
1277499177,1cyclictest57-21ksoftirqd/500:29:195
12774991716,1cyclictest551rcuc/523:20:265
12774991713,1cyclictest57-21ksoftirqd/523:44:355
1277499171,2cyclictest57-21ksoftirqd/522:56:415
1277499170,4cyclictest0-21swapper/523:21:295
1277499170,1cyclictest14815-21sshd23:04:325
1277499167,3cyclictest57-21ksoftirqd/523:51:505
12774991615,1cyclictest57-21ksoftirqd/523:12:045
12774991612,1cyclictest57-21ksoftirqd/522:27:325
1276799160,15cyclictest32122-21bash23:34:324
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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