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2025-12-14 - 02:01
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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 rack3slot0.osadl.org (updated Sun Dec 14, 2025 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
161162980,1sleep61124499cyclictest00:26:386
292102470,1sleep71-21systemd22:06:497
289742470,0sleep20-21swapper/222:01:072
141942470,0sleep60-21swapper/623:29:046
50062450,1sleep3492-21systemd-journal22:19:263
232352440,1sleep423231-21sshd22:56:434
196852440,0sleep40-21swapper/422:50:184
247052420,0sleep424704-21kworker/u16:322:11:424
140092420,0sleep1241ktimersoftd/123:06:251
1097624229,9sleep70-21swapper/719:08:577
863024129,8sleep50-21swapper/519:05:505
1101724130,8sleep30-21swapper/319:09:333
1088424122,15sleep10-21swapper/119:07:471
865424028,8sleep60-21swapper/619:06:086
1086924027,9sleep40-21swapper/419:07:344
946223927,8sleep20-21swapper/219:07:082
862523926,9sleep00-21swapper/019:05:450
239792380,0sleep60-21swapper/621:03:536
219022380,2sleep41123099cyclictest23:24:464
147392380,0sleep00-21swapper/022:15:310
254052370,1sleep233-21ksoftirqd/221:37:452
216532370,0sleep50-21swapper/521:54:065
325712360,1sleep31122299cyclictest22:35:363
98662310,0sleep50-21swapper/500:25:255
327652210,6sleep341-21ksoftirqd/322:07:093
11252991913,4cyclictest73-21ksoftirqd/721:42:097
288822180,1sleep449-21ksoftirqd/400:17:074
11252991815,1cyclictest73-21ksoftirqd/700:30:237
11238991815,1cyclictest57-21ksoftirqd/522:24:105
1123899180,17cyclictest22976-21kworker/5:421:43:135
11252991715,1cyclictest73-21ksoftirqd/721:51:067
11252991714,3cyclictest73-21ksoftirqd/723:50:327
11252991714,3cyclictest73-21ksoftirqd/723:35:377
11252991714,3cyclictest73-21ksoftirqd/722:00:487
11252991714,3cyclictest73-21ksoftirqd/721:34:317
11252991714,1cyclictest73-21ksoftirqd/721:49:577
11252991714,1cyclictest73-21ksoftirqd/721:49:577
11238991715,1cyclictest27627-21systemd23:25:505
11238991711,4cyclictest57-21ksoftirqd/500:07:235
11238991711,1cyclictest57-21ksoftirqd/523:47:545
91032160,0sleep30-21swapper/321:06:553
206412160,0sleep60-21swapper/622:10:566
11252991614,1cyclictest73-21ksoftirqd/700:38:297
11252991614,1cyclictest73-21ksoftirqd/700:38:297
11252991612,1cyclictest73-21ksoftirqd/721:11:107
11252991611,3cyclictest73-21ksoftirqd/723:55:267
1123899169,4cyclictest57-21ksoftirqd/522:43:365
1123899169,1cyclictest57-21ksoftirqd/522:45:035
1123899165,3cyclictest57-21ksoftirqd/523:20:225
11238991614,2cyclictest57-21ksoftirqd/521:20:555
11238991614,1cyclictest57-21ksoftirqd/523:53:595
11238991614,1cyclictest57-21ksoftirqd/522:10:315
1123899160,16cyclictest0-21swapper/521:39:175
11222991612,3cyclictest41-21ksoftirqd/321:57:313
11198991612,3cyclictest14264-21systemd21:52:410
1125299154,3cyclictest73-21ksoftirqd/723:22:527
11252991513,1cyclictest73-21ksoftirqd/723:12:027
11252991513,1cyclictest73-21ksoftirqd/723:00:457
11252991513,1cyclictest73-21ksoftirqd/722:31:167
11252991513,1cyclictest73-21ksoftirqd/722:27:387
11252991513,1cyclictest73-21ksoftirqd/722:21:037
11252991513,1cyclictest73-21ksoftirqd/722:19:167
11252991513,1cyclictest73-21ksoftirqd/721:17:367
11252991513,1cyclictest73-21ksoftirqd/700:15:007
11252991513,1cyclictest73-21ksoftirqd/700:11:567
11252991513,1cyclictest1202-21systemd-cgroups00:01:057
11252991511,1cyclictest73-21ksoftirqd/723:30:587
11252991510,3cyclictest73-21ksoftirqd/700:20:057
11252991510,2cyclictest73-21ksoftirqd/723:26:347
1125299151,1cyclictest121rcu_preempt23:49:157
1123899155,4cyclictest10322-21sshd00:19:485
1123899152,3cyclictest57-21ksoftirqd/523:34:025
11238991513,1cyclictest57-21ksoftirqd/523:55:085
11238991513,1cyclictest57-21ksoftirqd/522:56:535
11238991513,1cyclictest57-21ksoftirqd/522:08:245
11238991513,1cyclictest57-21ksoftirqd/522:01:015
11238991513,1cyclictest492-21systemd-journal23:16:005
11238991513,1cyclictest11775-21systemd21:12:545
11238991512,1cyclictest492-21systemd-journal23:35:395
11238991511,3cyclictest57-21ksoftirqd/500:20:395
11238991511,1cyclictest57-21ksoftirqd/522:27:325
11238991510,3cyclictest57-21ksoftirqd/521:05:195
1123899151,4cyclictest57-21ksoftirqd/521:16:585
1123899150,2cyclictest131rcu_sched23:02:335
1123899150,2cyclictest121rcu_preempt22:52:265
11222991515,0cyclictest0-21swapper/321:39:173
11222991514,1cyclictest41-21ksoftirqd/300:36:503
11222991514,1cyclictest41-21ksoftirqd/300:36:503
11222991513,1cyclictest41-21ksoftirqd/323:49:203
11252991413,1cyclictest73-21ksoftirqd/722:55:067
11252991413,1cyclictest73-21ksoftirqd/722:50:507
11252991412,1cyclictest73-21ksoftirqd/723:42:027
11252991412,1cyclictest73-21ksoftirqd/722:45:277
11252991412,1cyclictest73-21ksoftirqd/722:11:487
11252991412,1cyclictest73-21ksoftirqd/721:57:157
11252991412,1cyclictest73-21ksoftirqd/721:35:257
11252991411,1cyclictest73-21ksoftirqd/723:09:157
11252991410,2cyclictest73-21ksoftirqd/721:09:047
1125299140,1cyclictest73-21ksoftirqd/721:28:237
1123899147,1cyclictest57-21ksoftirqd/521:56:465
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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