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2026-05-30 - 20:43
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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 Sat May 30, 2026 13:02:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18357992020,189cyclictest1384-21rs:main27
18357992020,189cyclictest1384-21rs:main27
1834799188178,8cyclictest0-21swapper/2311:20:0916
1834799188178,8cyclictest0-21swapper/2311:20:0916
1834799188178,8cyclictest0-21swapper/2311:20:0916
1832999184176,6cyclictest0-21swapper/810:07:2838
1832999184176,6cyclictest0-21swapper/810:07:2838
1832999184176,6cyclictest0-21swapper/810:07:2838
1832899182152,12cyclictest0-21swapper/710:45:3337
1832899182152,12cyclictest0-21swapper/710:45:3337
1832899182152,12cyclictest0-21swapper/710:45:3337
1832399182147,26cyclictest0-21swapper/312:25:3123
1832399182147,26cyclictest0-21swapper/312:25:3123
1833199181177,2cyclictest0-21swapper/1009:20:002
1833199181177,2cyclictest0-21swapper/1009:19:592
1832999178169,7cyclictest0-21swapper/808:20:1038
1832999178169,7cyclictest0-21swapper/808:20:1038
1834999177167,7cyclictest0-21swapper/2509:49:2118
1834999177167,7cyclictest0-21swapper/2509:49:2118
1832999176142,13cyclictest0-21swapper/811:26:5038
1832999176142,13cyclictest0-21swapper/811:26:5038
1835299175141,10cyclictest0-21swapper/2811:26:5021
1835299175141,10cyclictest0-21swapper/2811:26:5021
1835199175171,2cyclictest0-21swapper/2709:20:1720
1835199175171,2cyclictest0-21swapper/2709:20:1620
1834999175121,20cyclictest0-21swapper/2509:35:5518
1834999175121,20cyclictest0-21swapper/2509:35:5518
1834299174147,21cyclictest0-21swapper/2009:20:5513
1834299174147,21cyclictest0-21swapper/2009:20:5513
18323991743,166cyclictest2461-21CPU23
18323991743,166cyclictest2461-21CPU23
18323991743,166cyclictest2461-21CPU23
1835299173158,12cyclictest0-21swapper/2812:31:3721
1835299173158,12cyclictest0-21swapper/2812:31:3721
1835299173158,12cyclictest0-21swapper/2812:31:3621
1832899173146,14cyclictest0-21swapper/709:10:0837
1832899173146,14cyclictest0-21swapper/709:10:0837
1835299171162,4cyclictest0-21swapper/2811:30:1121
1835299171162,4cyclictest0-21swapper/2811:30:1121
1834999171126,15cyclictest0-21swapper/2510:28:1918
1834999171126,15cyclictest0-21swapper/2510:28:1918
1834999171101,46cyclictest0-21swapper/2509:34:5718
1834999171101,46cyclictest0-21swapper/2509:34:5618
1832999171162,8cyclictest0-21swapper/808:55:2238
1832899171155,13cyclictest0-21swapper/712:30:4537
1832899171155,13cyclictest0-21swapper/712:30:4537
1832899171155,13cyclictest0-21swapper/712:30:4437
183239917134,122cyclictest0-21swapper/309:30:2023
183239917134,122cyclictest0-21swapper/309:30:1923
1835499170158,8cyclictest0-21swapper/3012:04:5424
1835499170158,8cyclictest0-21swapper/3012:04:5324
1834999170147,8cyclictest0-21swapper/2510:03:1818
1834999170147,8cyclictest0-21swapper/2510:03:1818
1834999170147,8cyclictest0-21swapper/2510:03:1718
1834799170160,5cyclictest0-21swapper/2311:05:1116
1834799170160,5cyclictest0-21swapper/2311:05:1116
1832999169154,12cyclictest0-21swapper/810:17:0538
1832999169154,12cyclictest0-21swapper/810:17:0438
1832999169154,12cyclictest0-21swapper/810:17:0438
1832999169113,50cyclictest37353-21CPU38
1832999169113,50cyclictest37353-21CPU38
1832899169149,7cyclictest0-21swapper/711:33:4937
1832899169149,7cyclictest0-21swapper/711:33:4937
1832899169120,25cyclictest0-21swapper/708:21:4837
1832899169120,25cyclictest0-21swapper/708:21:4837
1835599168126,41cyclictest0-21swapper/3109:38:0025
1835599168126,41cyclictest0-21swapper/3109:38:0025
1835299168156,10cyclictest0-21swapper/2808:20:1021
1835299168156,10cyclictest0-21swapper/2808:20:1021
1834999168116,18cyclictest0-21swapper/2509:41:3218
1834999168116,18cyclictest0-21swapper/2509:41:3218
1834299168135,23cyclictest0-21swapper/2012:39:1013
1834299168135,23cyclictest0-21swapper/2012:39:1013
1834299168135,23cyclictest0-21swapper/2012:39:0913
1833399168165,2cyclictest0-21swapper/1208:50:114
1832999168159,5cyclictest0-21swapper/811:01:2238
1832999168159,5cyclictest0-21swapper/811:01:2238
1832999168158,4cyclictest0-21swapper/810:35:1238
1832999168158,4cyclictest0-21swapper/810:35:1138
1832999168158,4cyclictest0-21swapper/810:35:1138
1832999168152,10cyclictest0-21swapper/812:14:1638
1832999168152,10cyclictest0-21swapper/812:14:1638
1832999168152,10cyclictest0-21swapper/812:14:1538
1832999168151,10cyclictest0-21swapper/811:24:0138
1832999168151,10cyclictest0-21swapper/811:24:0038
1832999168151,10cyclictest0-21swapper/811:24:0038
1832999168146,14cyclictest0-21swapper/811:31:4738
1832999168146,14cyclictest0-21swapper/811:31:4738
1832899168147,18cyclictest3545-21CPU37
1832899168147,18cyclictest3545-21CPU37
1831899168156,7cyclictest0-21swapper/012:32:470
1831899168156,7cyclictest0-21swapper/012:32:470
1831899168156,7cyclictest0-21swapper/012:32:460
18357991672,154cyclictest37267-21CPU27
18357991672,154cyclictest37267-21CPU27
1834999167127,18cyclictest0-21swapper/2511:17:3718
1834999167127,18cyclictest0-21swapper/2511:17:3718
1832999167164,2cyclictest0-21swapper/811:43:2638
1832999167164,2cyclictest0-21swapper/811:43:2638
1832999167164,2cyclictest0-21swapper/811:43:2638
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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