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2025-12-31 - 18:14
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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 Dec 31, 2025 12:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2230621360,0sleep322307-21sshd09:29:133
3216210434,40sleep30-21swapper/307:09:283
324829925,61sleep10-21swapper/107:09:501
17502830,0sleep00-21swapper/011:59:480
292872820,0sleep00-21swapper/010:12:350
25972820,2sleep32439-21runrttasks10:46:383
238612820,2sleep30-21swapper/311:14:593
117342780,2sleep22439-21runrttasks11:10:422
204922720,2sleep30-21swapper/310:41:553
324982700,1sleep30-21swapper/311:28:023
304826433,12sleep20-21swapper/207:07:312
243172620,3sleep1351899cyclictest11:35:341
315825833,13sleep00-21swapper/007:08:410
154582340,2sleep30-21swapper/311:33:033
317812330,0sleep00-21swapper/009:21:500
55682312,27sleep1137550irq/27-eth012:00:311
230342280,4sleep1351899cyclictest11:45:231
4822270,2sleep12439-21runrttasks09:11:571
158882270,2sleep20-21swapper/209:57:302
158882270,2sleep20-21swapper/209:57:292
131092240,2sleep10-21swapper/109:15:461
286822220,2sleep12439-21runrttasks11:26:391
285712222,18sleep1137550irq/27-eth009:30:501
92162200,18sleep1137550irq/27-eth012:33:441
351999204,8cyclictest31884-21ntp_states12:30:192
351899190,14cyclictest22670-21sshd12:38:201
351799190,13cyclictest0-21swapper/010:19:530
261862192,15sleep3137550irq/27-eth009:10:113
351999184,3cyclictest10472-21sshd11:20:432
351999183,7cyclictest28361-21bash11:57:432
249742180,16sleep328450irq/26-ahci[00012:07:063
76542170,15sleep310850irq/23-ehci_hcd09:55:043
76542170,15sleep310850irq/23-ehci_hcd09:55:043
352099170,5cyclictest31137-21latency_hist10:35:013
352099170,16cyclictest19636-21sshd11:44:493
351999170,15cyclictest0-21swapper/212:08:332
351799178,8cyclictest0-21swapper/012:20:240
351799177,8cyclictest24518-21sshd11:25:200
351799170,16cyclictest2428-21sshd09:12:350
351799170,12cyclictest0-21swapper/011:50:190
272802170,3sleep20-21swapper/209:50:292
96302161,13sleep2137550irq/27-eth010:38:342
352099168,6cyclictest0-21swapper/309:33:513
3520991612,3cyclictest1993-21sshd11:49:203
352099160,14cyclictest0-21swapper/311:39:083
352099160,14cyclictest0-21swapper/311:02:373
352099160,10cyclictest0-21swapper/307:17:043
351999160,15cyclictest10850irq/23-ehci_hcd11:19:502
351999160,14cyclictest0-21swapper/210:10:122
3518991612,3cyclictest10850irq/23-ehci_hcd08:09:351
351899160,7cyclictest0-21swapper/110:16:151
351899160,14cyclictest0-21swapper/112:09:191
351899160,14cyclictest0-21swapper/110:37:571
351799168,7cyclictest0-21swapper/010:46:540
351799160,15cyclictest0-21swapper/012:14:100
351799160,15cyclictest0-21swapper/010:02:550
352099151,5cyclictest13723-21sshd11:21:563
352099151,3cyclictest137550irq/27-eth009:00:233
3520991512,2cyclictest0-21swapper/311:50:403
352099151,1cyclictest17704-21munin-node08:50:163
3520991511,3cyclictest27961-21sshd11:15:523
3520991511,3cyclictest10850irq/23-ehci_hcd09:05:383
352099151,10cyclictest2356-21sshd12:10:203
352099150,6cyclictest0-21swapper/310:10:073
352099150,6cyclictest0-21swapper/310:06:583
352099150,6cyclictest0-21swapper/307:35:123
352099150,3cyclictest0-21swapper/309:50:083
352099150,14cyclictest0-21swapper/312:16:593
352099150,14cyclictest0-21swapper/309:47:163
352099150,13cyclictest9831-21sshd10:16:513
352099150,13cyclictest19740-21sshd12:26:243
352099150,13cyclictest13124-21sshd10:29:013
352099150,13cyclictest0-21swapper/311:59:003
352099150,11cyclictest0-21swapper/312:32:353
352099150,10cyclictest9402-21sshd12:02:003
352099150,10cyclictest0-21swapper/310:00:553
352099150,10cyclictest0-21swapper/309:37:383
352099150,10cyclictest0-21swapper/307:22:343
352099150,10cyclictest0-21swapper/307:22:343
351999152,3cyclictest30604-21sshd10:45:162
351999152,3cyclictest19896-21bash12:26:272
351999152,2cyclictest10408-21kworker/u8:210:16:042
351999151,3cyclictest10850irq/23-ehci_hcd12:19:082
3519991512,2cyclictest26292-21sshd09:10:132
3519991512,2cyclictest1698-21sshd10:03:482
351999151,12cyclictest22447-21iostat07:50:152
351999150,3cyclictest0-21swapper/211:01:052
351999150,13cyclictest5642-21sshd09:44:082
351999150,13cyclictest120792sleep210:28:402
351999150,13cyclictest0-21swapper/210:07:092
351999150,13cyclictest0-21swapper/209:48:332
351899157,3cyclictest0-21swapper/111:40:211
351899156,5cyclictest0-21swapper/109:38:371
3518991511,3cyclictest26667-21runrttasks11:57:011
3518991511,2cyclictest0-21swapper/112:15:151
351899150,6cyclictest0-21swapper/112:25:071
351899150,6cyclictest0-21swapper/109:48:311
351899150,3cyclictest6074-21bash11:30:061
351899150,2cyclictest0-21swapper/110:01:411
351899150,14cyclictest137550irq/27-eth009:40:491
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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