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2026-05-04 - 09:04
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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 rackcslot6.osadl.org (updated Mon May 04, 2026 00:46:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2883215993810,380cyclictest0-21swapper/023:28:020
2883215993810,380cyclictest0-21swapper/022:11:020
2883215993810,380cyclictest0-21swapper/000:35:020
2883215993800,379cyclictest0-21swapper/022:30:020
2883215993800,379cyclictest0-21swapper/022:28:020
2883215993800,379cyclictest0-21swapper/020:45:020
2883215993800,379cyclictest0-21swapper/000:16:020
2883215993800,379cyclictest0-21swapper/000:03:020
2883215993800,1cyclictest0-21swapper/021:41:020
2883215993800,1cyclictest0-21swapper/021:33:030
2883215993800,1cyclictest0-21swapper/021:33:020
2883215993800,1cyclictest0-21swapper/021:26:020
2883215993800,1cyclictest0-21swapper/021:20:020
288321599379377,1cyclictest1899981-21kworker/0:121:08:020
288321599379377,1cyclictest0-21swapper/020:18:030
2883215993790,1cyclictest0-21swapper/023:14:020
288321599378377,1cyclictest1899981-21kworker/0:119:58:020
288321599378376,1cyclictest0-21swapper/020:12:030
288326899377376,1cyclictest0-21swapper/722:50:037
288326899377376,1cyclictest0-21swapper/722:16:037
288326899377376,1cyclictest0-21swapper/700:29:027
288326899377376,1cyclictest0-21swapper/700:29:027
288326899377375,1cyclictest0-21swapper/720:06:027
288321599377376,1cyclictest1899981-21kworker/0:120:58:020
288321599377376,1cyclictest0-21swapper/020:26:020
288326899376374,1cyclictest0-21swapper/723:48:027
288326899376374,1cyclictest0-21swapper/723:22:027
288326899376374,1cyclictest0-21swapper/722:09:037
288321599376375,1cyclictest0-21swapper/020:21:030
288321599376375,1cyclictest0-21swapper/019:41:020
288321599376375,1cyclictest0-21swapper/019:21:020
288326899375374,1cyclictest0-21swapper/723:27:027
288326899375373,1cyclictest0-21swapper/723:42:027
288326899374373,1cyclictest0-21swapper/722:14:027
288326899374373,1cyclictest0-21swapper/721:19:027
288326899374373,1cyclictest0-21swapper/721:10:027
288326899374373,1cyclictest0-21swapper/700:32:027
288326899374373,1cyclictest0-21swapper/700:09:027
288326899373372,1cyclictest0-21swapper/721:21:027
288326899373372,1cyclictest0-21swapper/700:22:027
288326899373371,1cyclictest2953186-21kworker/7:221:50:027
288325599373371,1cyclictest0-21swapper/521:22:025
288326899372371,1cyclictest0-21swapper/722:02:027
288326899372371,1cyclictest0-21swapper/721:44:027
288326899372371,1cyclictest0-21swapper/721:37:037
288326899371370,1cyclictest0-21swapper/723:39:027
288325599371369,1cyclictest3172530-21kworker/5:200:27:025
288325599371369,1cyclictest3172530-21kworker/5:200:27:025
288326899370369,1cyclictest0-21swapper/723:31:027
288326899370369,1cyclictest0-21swapper/723:06:027
288326899370369,1cyclictest0-21swapper/723:03:027
288326899370369,1cyclictest0-21swapper/723:03:027
288326899370369,1cyclictest0-21swapper/700:39:027
288326899370369,1cyclictest0-21swapper/700:18:027
288326899369368,1cyclictest0-21swapper/722:35:027
288326899369368,1cyclictest0-21swapper/721:31:027
288326899369368,1cyclictest0-21swapper/721:31:027
288326899369368,1cyclictest0-21swapper/721:01:027
288326899369367,1cyclictest3112193-21kworker/7:123:54:027
288326899369367,1cyclictest2953186-21kworker/7:222:45:027
288325599369368,1cyclictest2950053-21kworker/5:321:14:025
288325599369368,1cyclictest0-21swapper/521:57:025
288326899368367,1cyclictest2953186-21kworker/7:222:33:027
288326899368367,1cyclictest2953186-21kworker/7:221:58:027
288326899367366,1cyclictest2953186-21kworker/7:221:46:027
288326899367366,1cyclictest0-21swapper/719:46:027
288326899367365,1cyclictest2953186-21kworker/7:222:56:027
288326899367365,1cyclictest2953186-21kworker/7:221:27:027
288325599367366,1cyclictest3027703-21kworker/5:123:29:025
288325599367366,1cyclictest0-21swapper/523:56:025
288325599367366,1cyclictest0-21swapper/523:41:025
288325599367365,1cyclictest3027703-21kworker/5:123:12:025
288325599367365,1cyclictest0-21swapper/522:53:025
288326899366365,1cyclictest3112193-21kworker/7:100:04:027
288326899366365,1cyclictest0-21swapper/719:26:027
288325599366365,1cyclictest3027703-21kworker/5:100:07:035
288325599366365,1cyclictest3027703-21kworker/5:100:01:025
288325599366365,1cyclictest2950053-21kworker/5:322:07:025
288325599366365,1cyclictest0-21swapper/521:43:025
288325599366364,1cyclictest3027703-21kworker/5:123:05:025
288326899365364,1cyclictest3112193-21kworker/7:100:10:027
288326899365364,1cyclictest2953186-21kworker/7:222:27:027
288326899365364,1cyclictest2899110-21kworker/7:219:55:037
288325599365364,1cyclictest3172530-21kworker/5:200:13:025
288325599365364,1cyclictest3027703-21kworker/5:122:36:025
288325599365364,1cyclictest3027703-21kworker/5:122:21:025
288325599365364,1cyclictest0-21swapper/523:51:025
288325599365364,1cyclictest0-21swapper/522:17:025
288325599365364,1cyclictest0-21swapper/519:35:025
288325599365362,2cyclictest2950053-21kworker/5:321:39:025
288325599364363,1cyclictest3172530-21kworker/5:200:19:025
288325599364363,1cyclictest0-21swapper/523:37:025
288325599364363,1cyclictest0-21swapper/523:30:035
288325599364363,1cyclictest0-21swapper/522:43:035
288325599364363,1cyclictest0-21swapper/522:01:025
288326899363362,1cyclictest2899110-21kworker/7:220:11:027
288326899363362,1cyclictest2899110-21kworker/7:219:53:027
288326899363362,1cyclictest2871056-21kworker/7:119:16:037
288326899363361,1cyclictest2920165-21kworker/7:120:32:027
288326899363361,1cyclictest2890075-21kworker/7:019:31:027
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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