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2026-07-29 - 06:41
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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 Wed Jul 29, 2026 00:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
563021290,3sleep30-21swapper/323:10:533
1959221250,1sleep30-21swapper/323:53:253
7652210232,49sleep30-21swapper/319:06:353
20542980,1sleep30-21swapper/323:18:113
102842970,2sleep20-21swapper/223:34:052
266272920,3sleep30-21swapper/322:18:043
26422890,0sleep00-21swapper/022:52:070
223312890,2sleep222328-21sshd21:23:002
770528832,10sleep20-21swapper/219:07:152
178822880,1sleep017877-21sshd00:26:530
135232870,3sleep10-21swapper/121:50:411
778328635,47sleep10-21swapper/119:08:141
18512860,2sleep21841-21sshd22:37:132
267992850,1sleep0818299cyclictest23:46:410
271132840,2sleep127108-21sshd00:13:221
222612840,3sleep1818399cyclictest23:42:411
325232830,2sleep132522-21sshd00:21:171
20022830,2sleep30-21swapper/322:25:573
14302830,1sleep10-21swapper/123:51:231
168272820,2sleep216825-21sshd23:56:442
300832810,2sleep10-21swapper/122:00:071
206402810,2sleep220632-21sshd23:42:302
316692800,1sleep031668-21sshd22:07:150
187802800,4sleep10-21swapper/122:39:221
140392800,1sleep30-21swapper/321:22:053
231052790,0sleep00-21swapper/000:05:330
162122790,2sleep116205-21rm21:11:531
151072790,4sleep3818599cyclictest23:23:323
276892780,0sleep041ktimersoftd/023:58:070
137292780,2sleep0818299cyclictest00:22:520
137352770,2sleep0818299cyclictest00:00:200
218422760,3sleep30-21swapper/323:57:223
130482760,2sleep10-21swapper/100:38:121
240922740,2sleep30-21swapper/319:45:133
149982740,0sleep00-21swapper/000:15:420
112112710,4sleep3818599cyclictest21:11:203
257432650,0sleep00-21swapper/021:19:570
213712640,2sleep0818299cyclictest21:26:190
269962620,4sleep1818399cyclictest21:34:171
60992610,4sleep3818599cyclictest22:48:533
109042610,2sleep210903-21sshd23:19:102
763925632,13sleep00-21swapper/019:06:250
224082440,0sleep222410-21id00:39:242
71372352,31sleep1144650irq/27-eth000:03:421
85862340,32sleep3144650irq/27-eth023:03:493
277662340,31sleep1144650irq/27-eth021:38:001
180922330,3sleep30-21swapper/321:43:543
98442320,2sleep39836-21sshd21:46:223
303172270,3sleep10-21swapper/122:44:111
200782270,2sleep30-21swapper/300:23:353
56902260,4sleep2818499cyclictest22:33:582
145172260,4sleep10-21swapper/122:31:201
17322251,22sleep1144650irq/27-eth000:25:101
173512240,1sleep10-21swapper/123:19:531
298892230,21sleep1144650irq/27-eth023:21:101
280772220,0sleep00-21swapper/021:13:120
257912220,3sleep30-21swapper/322:58:273
230162222,18sleep3144650irq/27-eth021:26:323
170142220,2sleep0818299cyclictest00:30:450
94002210,4sleep1818399cyclictest00:18:441
275122210,3sleep227515-21sshd23:25:072
256472210,1sleep30-21swapper/300:13:123
211142210,2sleep30-21swapper/322:35:313
160122210,19sleep1144650irq/27-eth021:58:231
90272200,0sleep10-21swapper/122:45:191
233642200,2sleep30-21swapper/300:31:363
818399190,3cyclictest7692-21sshd23:37:271
61802190,17sleep1144650irq/27-eth022:22:551
263782190,2sleep126287-21sshd23:46:381
251682190,17sleep1144650irq/27-eth021:16:201
232362190,17sleep1144650irq/27-eth021:44:291
179512190,0sleep017946-21cp22:31:430
818599181,5cyclictest16282-21sshd00:15:503
28522180,16sleep1144650irq/27-eth023:59:061
216822180,1sleep10-21swapper/122:06:071
818599179,3cyclictest17226-21sshd22:05:373
818599178,4cyclictest22109-21sshd21:51:383
818599177,5cyclictest0-21swapper/322:00:043
818599170,2cyclictest0-21swapper/321:58:203
818599170,16cyclictest2693-21sshd23:47:443
818599170,12cyclictest21252-21sshd00:35:133
818599170,12cyclictest0-21swapper/322:13:363
818499173,12cyclictest23254-21sshd21:30:062
315822170,15sleep3144650irq/27-eth000:06:373
235902170,15sleep1144650irq/27-eth022:10:091
818599167,4cyclictest2132-21sshd22:50:103
818599163,11cyclictest29157-21sshd22:44:033
818599160,12cyclictest144650irq/27-eth021:01:133
818599160,11cyclictest708-21bash21:38:333
818599160,11cyclictest12665-21sshd22:20:063
818499163,12cyclictest2024-21nfsd22:10:562
818499162,12cyclictest5558-21sshd00:25:252
8184991612,3cyclictest22587-21sshd21:40:482
818499160,7cyclictest0-21swapper/222:40:252
818499160,14cyclictest8198-21sshd21:39:242
818499160,14cyclictest0-21swapper/222:55:532
818399160,4cyclictest0-21swapper/100:32:581
818399160,14cyclictest2132-21sshd22:51:431
818399160,14cyclictest0-21swapper/123:34:131
818299160,15cyclictest20846-21sshd23:31:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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