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2026-06-05 - 20:22
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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 rack6slot0.osadl.org (updated Fri Jun 05, 2026 13:03:20)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2488499188181,3cyclictest2447-21CPU22
2488499188181,3cyclictest2447-21CPU22
2486599179152,10cyclictest0-21swapper/1309:15:505
2486599179152,10cyclictest0-21swapper/1309:15:505
2488299173137,27cyclictest0-21swapper/2810:02:1521
2488299173137,27cyclictest0-21swapper/2810:02:1421
2488299173137,27cyclictest0-21swapper/2810:02:1421
2488299173101,62cyclictest0-21swapper/2811:13:3421
2488299173101,62cyclictest0-21swapper/2811:13:3421
2488299173101,62cyclictest0-21swapper/2811:13:3421
248769917320,148cyclictest0-21swapper/2311:30:2116
248769917320,148cyclictest0-21swapper/2311:30:2116
2485099173161,8cyclictest0-21swapper/109:46:301
2485099173161,8cyclictest0-21swapper/109:46:301
2486599171148,10cyclictest0-21swapper/1312:01:025
2486599171148,10cyclictest0-21swapper/1312:01:025
2486599171140,13cyclictest0-21swapper/1308:41:455
2486599171140,13cyclictest0-21swapper/1308:41:455
2485299171125,41cyclictest3609-21CPU12
2485299171125,41cyclictest3609-21CPU12
2485299171125,41cyclictest3609-21CPU12
2485099171156,11cyclictest0-21swapper/111:24:091
2485099171156,11cyclictest0-21swapper/111:24:081
2485099171156,11cyclictest0-21swapper/111:24:081
2487999170127,35cyclictest0-21swapper/2612:27:2819
2487999170127,35cyclictest0-21swapper/2612:27:2819
2486499170153,10cyclictest0-21swapper/1211:03:064
2486499170153,10cyclictest0-21swapper/1211:03:064
2486499170153,10cyclictest0-21swapper/1211:03:064
2486499170135,15cyclictest0-21swapper/1211:57:204
2486499170135,15cyclictest0-21swapper/1211:57:204
2486499170135,15cyclictest0-21swapper/1211:57:204
248559917011,124cyclictest4408-21CPU35
248559917011,124cyclictest4408-21CPU35
2486799169129,7cyclictest0-21swapper/1509:38:277
2486799169129,7cyclictest0-21swapper/1509:38:277
2486799169129,7cyclictest0-21swapper/1509:38:277
2488299168106,56cyclictest3609-21CPU21
2488299168106,56cyclictest3609-21CPU21
2487399168129,35cyclictest0-21swapper/2111:58:5314
2487399168129,35cyclictest0-21swapper/2111:58:5314
2487399168129,35cyclictest0-21swapper/2111:58:5314
2485899168134,19cyclictest0-21swapper/812:11:4038
2485899168134,19cyclictest0-21swapper/812:11:4038
2486499167138,7cyclictest171rcu_preempt09:25:514
2486499167138,7cyclictest171rcu_preempt09:25:514
2486499167138,7cyclictest171rcu_preempt09:25:514
2488699166121,20cyclictest0-21swapper/3011:54:0124
2488699166121,20cyclictest0-21swapper/3011:54:0124
2488699166121,20cyclictest0-21swapper/3011:54:0124
2487999164145,9cyclictest0-21swapper/2609:30:4019
2487999164145,9cyclictest0-21swapper/2609:30:3919
2487999164145,9cyclictest0-21swapper/2609:30:3919
2486799164142,10cyclictest0-21swapper/1509:49:047
2486799164142,10cyclictest0-21swapper/1509:49:047
2487999163147,10cyclictest0-21swapper/2612:30:0919
2487999163147,10cyclictest0-21swapper/2612:30:0819
248659916395,60cyclictest3546-21CPU5
248659916395,60cyclictest3546-21CPU5
24887991611,157cyclictest0-21swapper/3109:45:0125
24887991611,157cyclictest0-21swapper/3109:45:0125
24887991611,157cyclictest0-21swapper/3109:45:0125
248739916186,44cyclictest1957-21bash12:28:5814
248739916186,44cyclictest1957-21bash12:28:5714
2486799161125,24cyclictest0-21swapper/1510:05:337
2486799161125,24cyclictest0-21swapper/1510:05:337
2485099161138,9cyclictest0-21swapper/107:56:171
2485099161138,9cyclictest0-21swapper/107:56:171
2485099161138,9cyclictest0-21swapper/107:56:171
2485099161132,11cyclictest0-21swapper/109:20:081
2485099161132,11cyclictest0-21swapper/109:20:081
2485099161132,11cyclictest0-21swapper/109:20:081
2489299160112,15cyclictest0-21swapper/3610:42:0330
2489299160112,15cyclictest0-21swapper/3610:42:0330
2489299160112,15cyclictest0-21swapper/3610:42:0330
248649916091,31cyclictest2447-21CPU4
248649916091,31cyclictest2447-21CPU4
2485899160131,18cyclictest0-21swapper/810:40:0138
2485899160131,18cyclictest0-21swapper/810:40:0138
2485399160149,9cyclictest0-21swapper/309:23:0323
2485399160149,9cyclictest0-21swapper/309:23:0323
2485399160149,9cyclictest0-21swapper/309:23:0323
2489099159131,21cyclictest0-21swapper/3412:15:3728
2489099159131,21cyclictest0-21swapper/3412:15:3728
2488299159121,33cyclictest0-21swapper/2811:05:2021
2488299159121,33cyclictest0-21swapper/2811:05:2021
2488299159121,33cyclictest0-21swapper/2811:05:2021
248679915947,80cyclictest3545-21CPU7
248679915947,80cyclictest3545-21CPU7
2486499159144,9cyclictest0-21swapper/1210:17:204
2486499159144,9cyclictest0-21swapper/1210:17:204
2485399159108,48cyclictest0-21swapper/311:14:2923
2485399159108,48cyclictest0-21swapper/311:14:2923
2485399159108,48cyclictest0-21swapper/311:14:2923
2485099159135,3cyclictest0-21swapper/111:16:511
2485099159135,3cyclictest0-21swapper/111:16:511
2487999158148,8cyclictest0-21swapper/2609:48:4019
2487999158148,8cyclictest0-21swapper/2609:48:4019
2486799158132,12cyclictest0-21swapper/1509:21:487
2486799158132,12cyclictest0-21swapper/1509:21:487
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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