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2026-05-17 - 11:28
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackeslot3.osadl.org (updated Sun May 17, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2695151996662,2cyclictest0-21swapper/122:00:061
269515199661,2cyclictest0-21swapper/121:59:351
269515199660,65cyclictest0-21swapper/123:26:011
2695151996542,21cyclictest2679410-21kworker/1:319:20:141
2695151996242,19cyclictest2711265-21kworker/1:120:23:011
2695151996238,23cyclictest2723630-21kworker/1:120:40:131
2695151996236,25cyclictest2731606-21kworker/1:121:15:161
2695151996044,15cyclictest2758708-21kworker/1:321:42:271
2695151996044,15cyclictest2753227-21kworker/1:222:05:011
2695151996044,15cyclictest2731606-21kworker/1:121:05:141
2695151995942,16cyclictest2878801-21kworker/1:123:50:141
2695151995942,16cyclictest2878801-21kworker/1:100:00:151
2695151995942,16cyclictest2830982-21kworker/1:323:01:061
2695151995941,17cyclictest2877572-21kworker/1:023:55:261
2695151995941,17cyclictest2846113-21kworker/1:323:20:141
2695151995941,17cyclictest2753227-21kworker/1:221:50:131
2695151995941,17cyclictest2753227-21kworker/1:221:50:131
2695151995941,17cyclictest2701759-21kworker/1:219:46:021
2695151995940,17cyclictest2749848-21kworker/1:121:30:161
2695151995939,18cyclictest395586-1kworker/1:2H20:10:121
2695151995855,2cyclictest0-21swapper/120:54:321
2695151995841,16cyclictest395586-1kworker/1:2H23:47:521
2695151995841,16cyclictest2878801-21kworker/1:100:25:161
2695151995841,16cyclictest2702441-21kworker/1:019:35:131
2695151995840,17cyclictest2719010-21kworker/1:220:30:011
2695151995840,17cyclictest2705100-21kworker/1:119:40:141
2695151995840,17cyclictest2679410-21kworker/1:319:26:001
2695151995840,16cyclictest2717447-21kworker/1:320:19:591
2695151995840,16cyclictest2702441-21kworker/1:019:34:271
2695151995839,18cyclictest2723630-21kworker/1:120:45:141
2695151995839,17cyclictest2821957-21kworker/1:022:47:371
2695151995839,17cyclictest2805017-21kworker/1:222:30:141
2695151995839,17cyclictest2791772-21kworker/1:022:20:151
2695151995839,17cyclictest2726725-21kworker/1:220:55:251
2695151995837,19cyclictest2841501-21kworker/1:023:15:151
2695151995836,20cyclictest395586-1kworker/1:2H22:20:001
2695151995836,20cyclictest395586-1kworker/1:2H00:25:001
2695151995832,25cyclictest395586-1kworker/1:2H21:10:151
2695158995750,4cyclictest3655225-1kworker/3:2H21:40:153
2695151995740,16cyclictest2824390-21kworker/1:122:50:141
2695151995740,16cyclictest2786721-21kworker/1:322:12:311
2695151995740,16cyclictest2701759-21kworker/1:220:05:151
2695151995740,16cyclictest2696629-21kworker/1:019:16:061
2695151995739,17cyclictest2709722-21kworker/1:319:55:141
2695151995739,16cyclictest2731606-21kworker/1:121:02:261
2695151995738,17cyclictest2830982-21kworker/1:323:05:131
2695151995737,18cyclictest2867843-21kworker/1:323:40:141
2695151995737,18cyclictest2737171-21kworker/1:021:20:311
2695151995736,19cyclictest2841501-21kworker/1:023:10:161
2695151995736,19cyclictest2798066-21kworker/1:122:25:171
2695151995731,25cyclictest2708198-21kworker/1:019:50:141
269515199571,54cyclictest0-21swapper/119:12:131
2695155995651,3cyclictest3402818-1kworker/2:1H23:41:282
269515199564,50cyclictest2915382-21kworker/1:200:32:061
2695151995637,18cyclictest2885764-21kworker/1:200:05:141
2695151995636,19cyclictest2850954-21kworker/1:123:35:141
2695151995633,21cyclictest395586-1kworker/1:2H23:00:011
2695151995626,29cyclictest0-21swapper/121:45:211
269515199560,54cyclictest0-21swapper/123:30:061
269515199560,3cyclictest2719605-21fschecks_count20:25:121
2695151995537,17cyclictest2720797-21kworker/1:320:35:161
2695151995536,17cyclictest2753227-21kworker/1:221:37:331
269515199550,2cyclictest0-21swapper/100:14:551
2695158995449,3cyclictest2712831-21kworker/3:120:32:213
2695158995447,4cyclictest3655225-1kworker/3:2H00:00:013
2695155995449,3cyclictest2696626-21kworker/2:219:23:292
2695151995437,16cyclictest2701759-21kworker/1:220:00:221
2695151995436,17cyclictest2791772-21kworker/1:022:35:131
2695151995435,18cyclictest2901724-21kworker/1:000:15:171
2695151995433,19cyclictest2913079-21kworker/1:000:35:141
2695158995349,2cyclictest2712831-21kworker/3:123:50:063
2695158995344,7cyclictest3655225-1kworker/3:2H22:20:013
2695155995349,3cyclictest2708193-21kworker/2:019:59:062
2695155995348,3cyclictest3402818-1kworker/2:1H22:55:062
2695155995348,3cyclictest2714374-21kworker/2:120:43:312
2695151995333,19cyclictest2817380-21kworker/1:222:45:011
2695151995248,2cyclictest0-21swapper/121:29:011
2695150995248,3cyclictest2289984-1kworker/0:1H22:10:250
2695150995248,3cyclictest2289984-1kworker/0:1H22:04:010
2695158995140,9cyclictest3655225-1kworker/3:2H22:49:563
2695155995148,2cyclictest2764493-21kworker/2:221:57:362
2695155995147,3cyclictest2714374-21kworker/2:120:45:222
2695155995147,2cyclictest2714374-21kworker/2:121:04:012
2695155995146,3cyclictest3402818-1kworker/2:1H22:19:062
2695155995046,2cyclictest2714374-21kworker/2:120:29:302
2695155995046,2cyclictest2708193-21kworker/2:020:00:522
2695155995045,3cyclictest3402818-1kworker/2:1H21:30:212
2695150995044,4cyclictest2289984-1kworker/0:1H21:51:010
2695150995044,4cyclictest2289984-1kworker/0:1H21:51:010
2695150995043,5cyclictest2289984-1kworker/0:1H22:09:310
2695158994944,3cyclictest3655225-1kworker/3:2H21:17:313
2695155994946,2cyclictest3402818-1kworker/2:1H23:34:262
2695155994946,2cyclictest2714374-21kworker/2:120:54:012
2695155994946,2cyclictest2714374-21kworker/2:120:35:212
2695155994945,2cyclictest2696626-21kworker/2:219:27:202
2695155994944,3cyclictest2701371-21kworker/2:119:41:012
2695150994946,2cyclictest2289984-1kworker/0:1H19:16:000
2695150994945,2cyclictest2289984-1kworker/0:1H23:26:010
2695150994943,4cyclictest2289984-1kworker/0:1H22:29:310
2695158994844,3cyclictest2712831-21kworker/3:100:34:593
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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