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2026-06-30 - 07:35
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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 Tue Jun 30, 2026 00:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
41121370,4sleep2990799cyclictest23:30:102
1558621370,1sleep2990799cyclictest21:39:012
890421290,2sleep38902-21latency_hist23:20:013
251521290,0sleep02508-21cp21:34:140
1346121280,1sleep113462-21sshd23:06:011
891621270,4sleep2990799cyclictest00:23:482
2704721210,1sleep327048-21sshd23:10:553
2558321140,0sleep00-21swapper/022:49:040
9554210723,47sleep30-21swapper/319:08:493
94932960,2sleep19490-21bash21:52:221
258582960,4sleep225781-21sshd22:49:062
169312940,2sleep10-21swapper/123:28:251
87242880,2sleep22512-21runrttasks21:31:232
59142880,3sleep10-21swapper/123:34:491
209472880,1sleep020933-21sshd23:28:520
197712880,1sleep119755-21sshd00:28:481
94162858,40sleep10-21swapper/119:07:111
24992850,2sleep10-21swapper/123:19:181
127682850,83sleep228950irq/26-ahci[00021:25:072
313042830,1sleep02024-21nfsd00:22:250
157672800,2sleep115752-21munin-run22:00:001
24302790,1sleep00-21swapper/021:20:270
57632780,2sleep15760-21sshd23:57:251
327062780,0sleep00-21swapper/023:53:200
220352770,1sleep20-21swapper/221:15:412
144852770,3sleep20-21swapper/223:20:282
275932760,1sleep08-21rcu_preempt23:37:330
308532740,2sleep330852-21sshd21:40:303
145842730,3sleep2990799cyclictest22:10:112
266252710,2sleep30-21swapper/322:18:343
16572690,4sleep3990899cyclictest23:49:593
944825832,14sleep00-21swapper/019:07:310
960325532,10sleep20-21swapper/219:09:282
296412470,0sleep329640-21bash22:04:553
133192390,0sleep00-21swapper/000:16:440
313422350,0sleep00-21swapper/022:31:120
131942340,2sleep20-21swapper/222:51:182
51242320,0sleep20-21swapper/222:35:202
78422290,27sleep1144650irq/27-eth020:15:151
314592280,3sleep10-21swapper/123:00:521
98202270,2sleep22024-21nfsd23:35:152
88302275,19sleep3144650irq/27-eth021:28:053
55902270,0sleep10-21swapper/123:12:091
261122270,4sleep2990799cyclictest23:18:202
173202270,3sleep10-21swapper/100:32:081
44872260,24sleep1144650irq/27-eth022:31:511
42312260,2sleep30-21swapper/300:27:013
326482260,2sleep30-21swapper/300:37:473
169802260,0sleep016978-21sshd22:00:070
188122250,2sleep20-21swapper/222:59:242
107692250,3sleep2990799cyclictest22:09:462
283772240,0sleep028373-21sshd23:00:260
190592240,0sleep00-21swapper/000:36:120
9906992322,0cyclictest0-21swapper/100:15:271
317302231,20sleep1144650irq/27-eth022:42:211
185782230,1sleep018573-21sshd23:44:130
130672230,1sleep013063-21sshd00:05:260
93622220,1sleep09359-21bash21:52:210
43632220,1sleep30-21swapper/322:53:563
234922220,3sleep2990799cyclictest22:41:252
99702210,19sleep3144650irq/27-eth023:39:343
990599210,19cyclictest0-21swapper/021:18:450
83492212,17sleep1144650irq/27-eth022:05:581
191102210,19sleep3144650irq/27-eth023:32:123
990599201,18cyclictest27509-21sshd23:49:040
990599201,13cyclictest0-21swapper/022:15:300
990599200,3cyclictest23802-21sshd00:32:580
41242200,2sleep30-21swapper/321:24:113
990899192,15cyclictest23890-21sshd22:33:583
990899190,6cyclictest29457-21sshd21:30:133
990599191,13cyclictest0-21swapper/023:06:020
990599190,3cyclictest29331-21sshd22:11:390
990599190,13cyclictest14024-21sshd23:20:240
990599190,10cyclictest12638-21sshd21:35:150
89972190,1sleep00-21swapper/021:28:050
314842190,17sleep2144650irq/27-eth022:27:192
219472190,2sleep221946-21sshd23:06:572
191272190,17sleep3144650irq/27-eth000:20:533
174672190,2sleep10-21swapper/123:40:231
990899180,3cyclictest3432-21bash21:17:133
990899180,16cyclictest0-21swapper/321:14:063
990799182,7cyclictest3236-21sshd21:13:482
990799180,17cyclictest144650irq/27-eth021:49:522
990699180,6cyclictest10487-21sshd21:11:011
990599181,15cyclictest0-21swapper/022:50:160
990599180,5cyclictest30875-21sshd23:15:150
990599180,17cyclictest15208-21sshd00:01:580
990599180,17cyclictest0-21swapper/023:31:130
280492180,16sleep1144650irq/27-eth022:45:221
178362180,16sleep3144650irq/27-eth020:35:443
990899177,8cyclictest0-21swapper/323:07:003
990899170,8cyclictest0-21swapper/323:52:343
990899170,4cyclictest19327-21sshd22:21:383
990899170,3cyclictest28950irq/26-ahci[00023:20:283
990899170,12cyclictest0-21swapper/321:46:253
990899170,12cyclictest0-21swapper/320:50:383
990899170,12cyclictest0-21swapper/300:08:263
990799170,5cyclictest0-21swapper/223:03:212
9906991715,1cyclictest0-21swapper/120:03:501
990699170,12cyclictest4448-21bash21:27:351
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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