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2026-07-05 - 23:24
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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 rack1slot1.osadl.org (updated Sun Jul 05, 2026 12:45:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
102192261159,43sleep00-21swapper/007:07:030
101902211153,23sleep10-21swapper/107:06:401
104302203163,26sleep30-21swapper/307:09:483
102832202162,27sleep20-21swapper/207:07:542
182232770,0sleep00-21swapper/012:25:190
22222580,0sleep30-21swapper/309:05:173
4632480,2sleep21055199cyclictest09:49:252
18942300,0sleep00-21swapper/009:50:160
10532991513,1cyclictest9-21ksoftirqd/010:30:130
1053299143,5cyclictest23852-21perf08:45:000
10532991412,1cyclictest8701-21ssh10:45:130
1055199120,0cyclictest0-21swapper/212:20:102
10532991211,1cyclictest9-21ksoftirqd/010:10:010
10532991210,1cyclictest9-21ksoftirqd/007:35:000
1053299119,1cyclictest9-21ksoftirqd/011:35:210
1053299119,1cyclictest9-21ksoftirqd/011:20:180
10532991111,0cyclictest9-21ksoftirqd/011:55:330
10532991110,1cyclictest9-21ksoftirqd/009:43:190
10532991110,1cyclictest9-21ksoftirqd/008:05:010
10532991110,0cyclictest9-21ksoftirqd/012:20:000
1056199108,1cyclictest35-21ksoftirqd/311:50:123
1056199108,1cyclictest35-21ksoftirqd/310:05:003
1055199109,1cyclictest28-21ksoftirqd/212:05:002
1053299109,1cyclictest9-21ksoftirqd/012:10:160
1053299109,1cyclictest9-21ksoftirqd/011:30:150
1053299109,1cyclictest9-21ksoftirqd/009:55:150
1053299109,1cyclictest9-21ksoftirqd/009:25:200
1053299109,0cyclictest9-21ksoftirqd/011:40:140
1053299109,0cyclictest9-21ksoftirqd/011:25:140
1053299108,1cyclictest9-21ksoftirqd/007:55:140
1053299100,9cyclictest0-21swapper/010:15:130
105619998,1cyclictest35-21ksoftirqd/312:05:003
105619997,1cyclictest35-21ksoftirqd/311:40:133
105519998,1cyclictest28-21ksoftirqd/207:50:002
105519997,1cyclictest28-21ksoftirqd/207:55:002
105429990,8cyclictest0-21swapper/107:20:131
105329998,1cyclictest9-21ksoftirqd/012:30:140
105329998,1cyclictest9-21ksoftirqd/010:25:150
105329998,1cyclictest9-21ksoftirqd/009:35:140
105329998,1cyclictest9-21ksoftirqd/009:14:550
105329998,1cyclictest9-21ksoftirqd/008:20:100
105329998,1cyclictest21298-21sed08:40:000
105329997,1cyclictest9-21ksoftirqd/012:25:000
3043280,0sleep30-21swapper/309:51:123
105619987,1cyclictest35-21ksoftirqd/310:50:003
105619987,0cyclictest0-21swapper/312:35:113
105619986,1cyclictest35-21ksoftirqd/312:00:003
105619980,2cyclictest0-21swapper/308:30:113
105519986,1cyclictest61650irq/122-eno112:15:202
105519986,1cyclictest61650irq/122-eno111:19:552
105519986,1cyclictest61650irq/122-eno110:30:492
105519986,1cyclictest61650irq/122-eno109:10:192
105519986,1cyclictest61650irq/122-eno108:45:132
105519983,4cyclictest24208-21latency11:05:172
105429981,3cyclictest0-21swapper/110:35:121
105329988,0cyclictest9-21ksoftirqd/012:05:140
105329987,1cyclictest9-21ksoftirqd/011:45:130
105329987,1cyclictest9-21ksoftirqd/011:10:000
105329987,1cyclictest9-21ksoftirqd/008:05:130
105329987,0cyclictest9-21ksoftirqd/011:50:120
105329986,1cyclictest9910-21ssh09:17:250
105329986,1cyclictest9-21ksoftirqd/012:35:130
105329986,1cyclictest9-21ksoftirqd/008:55:000
105329986,1cyclictest9-21ksoftirqd/008:10:130
105329981,6cyclictest11287-21ssh09:20:110
105329981,1cyclictest9-21ksoftirqd/010:20:150
105329981,1cyclictest30459-21apt-get11:15:110
105329980,7cyclictest574-21ssh12:01:150
105329980,1cyclictest29523-21ssh11:13:030
105619977,0cyclictest35-21ksoftirqd/312:10:153
105619976,1cyclictest35-21ksoftirqd/307:45:003
105619975,1cyclictest35-21ksoftirqd/308:55:113
105619975,1cyclictest21688-21ssh11:45:373
105619972,1cyclictest21200-21taskset09:32:123
105619971,2cyclictest240-21systemd-journal10:19:083
105619970,6cyclictest4124-21ssh12:05:583
105619970,6cyclictest25191-21ntpq08:45:183
105619970,4cyclictest0-21swapper/309:42:123
105619970,3cyclictest0-21swapper/309:49:433
105619970,3cyclictest0-21swapper/308:20:193
105519977,0cyclictest61650irq/122-eno109:39:422
105519976,1cyclictest61650irq/122-eno112:36:142
105519976,1cyclictest61650irq/122-eno111:55:152
105519976,1cyclictest61650irq/122-eno111:42:362
105519976,1cyclictest61650irq/122-eno111:35:032
105519976,1cyclictest61650irq/122-eno110:21:532
105519976,1cyclictest61650irq/122-eno110:12:522
105519976,1cyclictest61650irq/122-eno109:55:482
105519976,1cyclictest61650irq/122-eno109:25:122
105519976,1cyclictest61650irq/122-eno109:00:002
105519976,1cyclictest61650irq/122-eno108:40:002
105519976,1cyclictest28-21ksoftirqd/211:10:162
105519976,0cyclictest61650irq/122-eno108:15:102
105519975,1cyclictest61650irq/122-eno109:40:132
105519975,1cyclictest61650irq/122-eno109:15:112
105519973,4cyclictest693-21runrttasks10:16:282
105519972,2cyclictest240-21systemd-journal11:27:102
105519970,6cyclictest0-21swapper/211:00:212
105519970,4cyclictest0-21swapper/210:36:062
105519970,0cyclictest12105-21apt-get10:05:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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