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2026-08-23 - 23:03
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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 Sun Aug 23, 2026 12:46:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
124669425810,6sleep010-21ksoftirqd/007:05:210
124787699382380,1cyclictest1482458-21kworker/6:007:44:016
124787699382380,1cyclictest1269714-21kworker/6:207:48:016
124787699381379,1cyclictest1311602-21kworker/6:111:38:026
124787699381379,1cyclictest1311602-21kworker/6:111:33:026
124787699381379,1cyclictest1311602-21kworker/6:110:48:026
124787699381379,1cyclictest1311602-21kworker/6:109:27:026
1247876993810,380cyclictest0-21swapper/608:58:026
124787699380379,1cyclictest1311602-21kworker/6:110:44:026
124787699380379,1cyclictest1274343-21kworker/6:008:12:026
124787699380378,1cyclictest1482458-21kworker/6:007:28:026
124787699380378,1cyclictest1482458-21kworker/6:007:14:026
124787699380378,1cyclictest1311602-21kworker/6:112:02:016
124787699380378,1cyclictest1311602-21kworker/6:110:26:026
124787699380378,1cyclictest1274343-21kworker/6:008:16:026
124787699380378,1cyclictest1274343-21kworker/6:008:16:026
124787699380378,1cyclictest1274343-21kworker/6:008:07:026
124787699380378,1cyclictest1274343-21kworker/6:007:53:016
1247876993800,380cyclictest0-21swapper/609:02:026
1247876993800,380cyclictest0-21swapper/608:27:026
1247876993800,1cyclictest0-21swapper/609:47:026
1247876993800,1cyclictest0-21swapper/609:47:026
1247876993800,1cyclictest0-21swapper/608:21:026
124783599380379,1cyclictest97550irq/166-enp0s3109:39:011
124783599380379,1cyclictest97550irq/166-enp0s3109:17:021
124783599380378,2cyclictest962224-21kworker/1:207:25:021
124787699379377,1cyclictest1311602-21kworker/6:112:26:026
124787699379377,1cyclictest1311602-21kworker/6:111:42:026
124787699379377,1cyclictest1311602-21kworker/6:110:16:026
124787699379377,1cyclictest1311602-21kworker/6:110:08:016
1247876993790,379cyclictest0-21swapper/611:46:026
1247876993790,0cyclictest0-21swapper/611:04:016
124783599379378,1cyclictest97550irq/166-enp0s3112:33:021
124783599379378,1cyclictest1320881-21kworker/1:212:05:011
124787699378377,1cyclictest1311602-21kworker/6:111:24:026
124783599377376,1cyclictest97550irq/166-enp0s3111:39:021
124783599376374,1cyclictest97550irq/166-enp0s3112:12:011
124783599376374,1cyclictest97550irq/166-enp0s3108:31:021
124783599375373,1cyclictest97550irq/166-enp0s3112:25:021
124783599374372,1cyclictest97550irq/166-enp0s3112:36:011
124783599373372,1cyclictest97550irq/166-enp0s3109:41:011
124783599373372,1cyclictest97550irq/166-enp0s3108:25:021
124783599373371,1cyclictest97550irq/166-enp0s3111:52:021
124783599373371,1cyclictest97550irq/166-enp0s3111:18:021
124783599373371,1cyclictest97550irq/166-enp0s3111:18:021
124783599373371,1cyclictest97550irq/166-enp0s3110:28:011
124783599373371,1cyclictest97550irq/166-enp0s3108:47:021
124786999372370,1cyclictest1363003-21kworker/5:210:56:015
124783599372371,1cyclictest97550irq/166-enp0s3110:45:021
124783599372371,1cyclictest97550irq/166-enp0s3107:58:021
124783599372370,1cyclictest97550irq/166-enp0s3110:19:011
124783599372370,1cyclictest97550irq/166-enp0s3110:13:011
124783599372370,1cyclictest0-21swapper/109:21:021
124783599371370,1cyclictest97550irq/166-enp0s3108:36:021
124783599371370,1cyclictest1320881-21kworker/1:210:35:011
124783599371370,1cyclictest1320881-21kworker/1:210:33:021
124783599371369,1cyclictest97550irq/166-enp0s3111:45:021
124783599371369,1cyclictest97550irq/166-enp0s3109:54:021
124783099371369,1cyclictest0-21swapper/012:21:020
124783599370369,1cyclictest97550irq/166-enp0s3108:11:021
124783599370369,1cyclictest962224-21kworker/1:208:18:021
124783599370369,1cyclictest962224-21kworker/1:208:18:021
124783599370369,1cyclictest1320881-21kworker/1:211:43:021
124783599370369,1cyclictest1320881-21kworker/1:209:57:011
124783599370369,1cyclictest0-21swapper/112:03:011
124783599370368,1cyclictest97550irq/166-enp0s3110:22:021
124783099370369,1cyclictest1290795-21kworker/0:009:01:020
124783099370369,1cyclictest0-21swapper/007:27:010
124783599369368,1cyclictest97550irq/166-enp0s3109:07:011
124783599369368,1cyclictest1320881-21kworker/1:211:02:021
124783599369368,1cyclictest1320881-21kworker/1:209:32:021
124783599369368,1cyclictest0-21swapper/110:04:011
124783599369368,1cyclictest0-21swapper/107:47:011
124783099369368,1cyclictest1510346-21kworker/0:208:15:010
124783099369368,1cyclictest1510346-21kworker/0:208:15:010
124783599368367,1cyclictest962224-21kworker/1:207:38:011
124783099368367,1cyclictest0-21swapper/009:55:020
124783099367366,1cyclictest1378030-21kworker/0:112:13:020
124783099367366,1cyclictest1290795-21kworker/0:008:49:020
124783099367366,1cyclictest0-21swapper/008:31:010
124783099366365,1cyclictest0-21swapper/011:17:010
124783099366365,1cyclictest0-21swapper/011:17:010
124783099366364,1cyclictest0-21swapper/011:47:020
124783599365364,1cyclictest0-21swapper/111:10:021
124783599365364,1cyclictest0-21swapper/107:32:021
124783099365364,1cyclictest0-21swapper/009:49:020
124783099365364,1cyclictest0-21swapper/009:49:010
124783099365364,1cyclictest0-21swapper/008:37:020
124783099365364,1cyclictest0-21swapper/007:49:020
124783099365363,1cyclictest1378030-21kworker/0:112:36:010
124783599364363,1cyclictest962224-21kworker/1:208:08:021
124783599364363,1cyclictest0-21swapper/110:50:021
124783599364362,1cyclictest0-21swapper/108:20:021
124783099364362,1cyclictest1378030-21kworker/0:110:59:010
124783099364362,1cyclictest1290795-21kworker/0:009:16:020
124783099364362,1cyclictest0-21swapper/010:21:020
124783099364362,1cyclictest0-21swapper/010:19:020
124783599363362,1cyclictest962224-21kworker/1:207:51:021
124783599363362,1cyclictest0-21swapper/111:55:021
124783599363362,1cyclictest0-21swapper/109:45:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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