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2026-06-26 - 08:04
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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 rack5slot0.osadl.org (updated Fri Jun 26, 2026 00:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
536621380,4sleep22135899cyclictest23:19:202
113292970,1sleep10-21swapper/121:32:061
2076629631,44sleep10-21swapper/119:06:031
224312890,1sleep022430-21sshd23:40:170
2083728725,50sleep30-21swapper/319:06:573
96092860,1sleep09608-21ls23:50:190
81942860,2sleep38195-21bash00:15:233
312112860,5sleep30-21swapper/300:28:573
57022830,1sleep03-21ksoftirqd/022:21:060
284622830,2sleep22024-21nfsd22:15:472
136832830,2sleep20-21swapper/222:25:252
194172820,2sleep319405-21cp21:50:113
173612820,3sleep22135899cyclictest00:05:562
32982800,1sleep3431ktimersoftd/322:45:503
131732800,2sleep20-21swapper/221:42:372
85392790,1sleep38537-21sshd00:08:343
41982790,2sleep30-21swapper/323:00:283
327472790,1sleep20-21swapper/222:42:092
281732790,2sleep228175-21bash00:14:102
317882780,2sleep20-21swapper/222:20:252
222292780,2sleep10-21swapper/100:17:171
165782760,2sleep30-21swapper/322:29:193
304022750,2sleep30-21swapper/321:23:353
89582740,2sleep30-21swapper/322:17:293
112822740,1sleep00-21swapper/022:46:430
179532690,2sleep317955-21bash21:56:543
231922680,2sleep20-21swapper/200:28:042
231772660,4sleep32135999cyclictest00:10:103
326992650,2sleep30-21swapper/323:45:493
297052650,3sleep12135699cyclictest00:07:191
267492650,4sleep32135999cyclictest22:30:193
297172640,2sleep329710-21sshd22:09:113
84232630,4sleep12135699cyclictest23:08:171
2090725732,13sleep00-21swapper/019:07:390
2097525430,20sleep20-21swapper/219:08:282
33642520,50sleep1144650irq/27-eth021:41:331
265612350,2sleep126558-21sshd22:48:251
245172330,3sleep22135899cyclictest23:37:032
40622320,0sleep34063-21sshd21:27:553
215362320,30sleep1144650irq/27-eth022:44:281
43352310,28sleep1144650irq/27-eth022:39:111
325332310,4sleep32135999cyclictest22:35:133
132142300,2sleep10-21swapper/122:28:581
312632280,2sleep10-21swapper/122:09:211
295012281,25sleep3144650irq/27-eth023:06:543
60862260,2sleep26089-21sshd21:48:472
37872260,0sleep00-21swapper/000:37:040
265472260,1sleep041ktimersoftd/023:18:050
317152250,3sleep30-21swapper/323:34:113
30752250,2sleep10-21swapper/123:15:251
284402240,2sleep10-21swapper/123:29:361
283912240,22sleep1144650irq/27-eth000:21:311
34132230,4sleep10-21swapper/100:11:241
290052230,0sleep00-21swapper/023:03:140
275452230,21sleep3144650irq/27-eth022:59:423
134012230,3sleep30-21swapper/300:02:043
311492220,0sleep041ktimersoftd/023:07:060
25322220,2sleep22024-21nfsd00:36:542
155012220,20sleep2144650irq/27-eth021:21:342
133722210,3sleep02135599cyclictest21:28:570
2135999206,8cyclictest0-21swapper/323:24:513
2135999200,4cyclictest144650irq/27-eth022:11:493
2135699206,13cyclictest12523-21sshd21:14:061
204292200,18sleep2144650irq/27-eth021:29:442
101392200,1sleep010135-21grep21:35:220
2135999196,3cyclictest0-21swapper/323:19:483
2135999190,7cyclictest0-21swapper/323:35:273
21358991910,7cyclictest0-21swapper/223:42:292
2135699195,1cyclictest27134-21sshd23:52:131
2135699190,6cyclictest30022-21sshd22:34:561
2135699190,17cyclictest25988-21sshd23:02:541
2135699190,14cyclictest0-21swapper/100:37:341
99712180,1sleep09969-21bash21:55:590
66202180,16sleep228950irq/26-ahci[00022:10:112
275542180,16sleep1144650irq/27-eth000:32:211
2135999188,2cyclictest0-21swapper/323:41:123
2135999186,7cyclictest44-21ksoftirqd/322:50:233
2135999182,1cyclictest26347-21sshd21:40:303
21359991813,3cyclictest0-21swapper/322:20:133
2135999180,16cyclictest0-21swapper/300:35:213
2135999180,14cyclictest0-21swapper/321:30:223
2135899182,9cyclictest12387-21sshd00:34:162
2135699180,13cyclictest5520-21latency_hist23:50:001
167322182,14sleep1144650irq/27-eth000:02:271
139992180,16sleep1144650irq/27-eth021:53:041
65162170,15sleep1144650irq/27-eth021:55:351
2135999176,10cyclictest44-21ksoftirqd/321:45:113
2135999175,11cyclictest44-21ksoftirqd/323:58:193
2135999174,5cyclictest0-21swapper/322:00:233
2135999173,4cyclictest20719-21sshd21:10:563
21359991713,3cyclictest5675-21bash21:38:243
21359991713,2cyclictest0-21swapper/322:40:223
21359991712,3cyclictest24535-21sshd21:15:273
2135999170,16cyclictest144650irq/27-eth023:53:313
2135899177,6cyclictest144650irq/27-eth021:16:032
2135899175,3cyclictest25247-21sshd00:21:082
2135899174,9cyclictest2132-21sshd23:31:502
2135899174,1cyclictest0-21swapper/220:24:232
2135899173,13cyclictest6445-21sshd21:55:342
2135899173,13cyclictest16610-21sshd23:28:172
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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