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2026-04-11 - 03:34
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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 Sat Apr 11, 2026 00:46:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
294484099362361,1cyclictest0-21swapper/521:53:025
294484099360357,2cyclictest3226979-21ssh23:59:015
294484099359358,1cyclictest0-21swapper/521:27:025
294484099359357,1cyclictest3078817-21kworker/5:200:06:025
294484099357356,1cyclictest0-21swapper/500:03:015
294484099356355,1cyclictest0-21swapper/523:51:025
294484099356355,1cyclictest0-21swapper/523:01:025
294484099356355,1cyclictest0-21swapper/500:24:025
294484099355354,1cyclictest0-21swapper/523:29:025
294484099355354,1cyclictest0-21swapper/523:17:015
294484099355354,1cyclictest0-21swapper/500:28:025
294484099354353,1cyclictest0-21swapper/522:23:015
294484099354352,1cyclictest3213238-21ssh23:47:025
294484099354352,1cyclictest0-21swapper/523:12:015
294484099353352,1cyclictest0-21swapper/522:40:025
294484099353352,1cyclictest0-21swapper/522:25:025
294484099352351,1cyclictest3078817-21kworker/5:222:58:025
294484099352351,1cyclictest0-21swapper/521:15:025
294484099352351,1cyclictest0-21swapper/520:40:025
294484099352351,1cyclictest0-21swapper/519:50:025
294484099351350,1cyclictest3078817-21kworker/5:222:54:025
294484099351350,1cyclictest2941676-21kworker/5:021:13:015
294484099351350,1cyclictest0-21swapper/521:21:025
294484099351349,1cyclictest2941676-21kworker/5:021:37:015
294484099351349,1cyclictest2941676-21kworker/5:019:40:025
294484099351349,1cyclictest0-21swapper/523:33:025
294484099351349,1cyclictest0-21swapper/520:25:025
294484099350349,1cyclictest0-21swapper/521:03:025
294484099350349,1cyclictest0-21swapper/520:21:015
294484099350348,1cyclictest3078817-21kworker/5:223:07:025
294484099350348,1cyclictest3078817-21kworker/5:222:47:025
294484099350348,1cyclictest3078817-21kworker/5:222:31:025
294484099350348,1cyclictest3078817-21kworker/5:222:31:015
294484099350348,1cyclictest3078817-21kworker/5:222:11:025
294484099350348,1cyclictest2941676-21kworker/5:021:58:025
294484099349347,1cyclictest3078817-21kworker/5:223:24:025
294484099348347,1cyclictest0-21swapper/519:33:025
294484099347346,1cyclictest3078817-21kworker/5:200:38:015
294484099347346,1cyclictest3078817-21kworker/5:200:13:025
294484099347345,1cyclictest3078817-21kworker/5:200:18:025
294484099347345,1cyclictest0-21swapper/519:49:025
294484099346345,1cyclictest3078817-21kworker/5:200:32:025
294484099346345,1cyclictest0-21swapper/520:52:025
294484099346345,1cyclictest0-21swapper/520:11:025
294484099346345,1cyclictest0-21swapper/519:17:025
294484099346344,1cyclictest3078817-21kworker/5:223:40:025
294484099345344,1cyclictest3078817-21kworker/5:222:08:015
294484099345344,1cyclictest3078817-21kworker/5:222:00:015
294484099345343,1cyclictest2941676-21kworker/5:020:57:025
294484099345343,1cyclictest2941676-21kworker/5:020:35:025
294484099343341,1cyclictest2941676-21kworker/5:020:47:025
294484099343341,1cyclictest2941676-21kworker/5:020:03:025
294484099342341,1cyclictest2941676-21kworker/5:019:37:025
294484099342341,1cyclictest2941676-21kworker/5:019:37:015
294484099342341,1cyclictest0-21swapper/520:19:025
294482199342340,1cyclictest0-21swapper/323:59:023
294484099341340,1cyclictest0-21swapper/519:12:015
294482199341340,1cyclictest0-21swapper/321:48:013
294482199341339,1cyclictest0-21swapper/323:50:023
294482199341339,1cyclictest0-21swapper/323:44:023
294484099340338,1cyclictest2941676-21kworker/5:019:56:025
294482199340339,1cyclictest0-21swapper/323:39:023
294482199340339,1cyclictest0-21swapper/323:34:023
294482199340339,1cyclictest0-21swapper/300:09:013
294482199340338,1cyclictest0-21swapper/323:20:013
294482199340338,1cyclictest0-21swapper/322:45:023
294484099339338,1cyclictest2941676-21kworker/5:021:06:025
294482199339338,1cyclictest0-21swapper/321:34:023
294482199339338,1cyclictest0-21swapper/300:33:023
294482199339337,1cyclictest0-21swapper/322:21:023
294482199339337,1cyclictest0-21swapper/322:16:023
294482199338337,1cyclictest0-21swapper/323:28:023
294482199338337,1cyclictest0-21swapper/321:38:023
294482199338337,1cyclictest0-21swapper/319:35:023
294482199338337,1cyclictest0-21swapper/319:35:023
294482199338336,1cyclictest0-21swapper/321:50:023
294482199337335,1cyclictest0-21swapper/323:03:023
294482199336335,1cyclictest0-21swapper/322:38:023
294482199336335,1cyclictest0-21swapper/322:34:023
294482199336335,1cyclictest0-21swapper/322:34:023
294482199336335,1cyclictest0-21swapper/322:02:023
294482199336335,1cyclictest0-21swapper/321:10:023
294482199336335,1cyclictest0-21swapper/300:02:023
294482199336334,1cyclictest3215228-21kworker/3:200:22:023
294482199336334,1cyclictest2996777-21kworker/3:023:46:023
294482199335334,1cyclictest0-21swapper/322:42:023
294482199335334,1cyclictest0-21swapper/322:09:023
294482199335334,1cyclictest0-21swapper/321:40:023
294482199335333,1cyclictest0-21swapper/320:15:023
294482199335333,1cyclictest0-21swapper/319:55:023
294482199335333,1cyclictest0-21swapper/300:26:023
294482199334333,1cyclictest0-21swapper/321:55:023
294482199334333,1cyclictest0-21swapper/321:01:023
294482199334333,1cyclictest0-21swapper/300:39:023
294482199334332,1cyclictest3215228-21kworker/3:200:11:013
294482199334332,1cyclictest0-21swapper/319:45:013
294482199333332,1cyclictest0-21swapper/322:55:023
294482199333332,1cyclictest0-21swapper/320:22:023
294482199333332,1cyclictest0-21swapper/320:10:023
294483299332330,1cyclictest3017759-21kworker/dying21:31:014
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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