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2025-06-14 - 10:45
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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 Jun 14, 2025 00:46:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
381913899382377,4cyclictest3843991-21kworker/5:021:19:025
381912399382380,1cyclictest3822126-21kworker/3:120:48:013
381912399381380,1cyclictest3880076-21kworker/3:222:21:033
3819123993810,380cyclictest0-21swapper/323:48:033
3819123993810,380cyclictest0-21swapper/321:00:013
3819123993810,380cyclictest0-21swapper/300:29:023
3819123993800,380cyclictest0-21swapper/320:15:023
3819123993800,379cyclictest0-21swapper/323:09:033
3819123993800,379cyclictest0-21swapper/322:26:023
3819123993800,1cyclictest0-21swapper/323:59:023
381912399378377,1cyclictest3822126-21kworker/3:120:36:023
381912399378377,1cyclictest3822126-21kworker/3:120:04:023
381912399378377,1cyclictest3822126-21kworker/3:119:17:033
381912399377376,1cyclictest3822126-21kworker/3:120:06:033
381912399377376,1cyclictest3822126-21kworker/3:119:53:033
381912399377376,1cyclictest3822126-21kworker/3:119:53:033
381912399376374,1cyclictest3822126-21kworker/3:120:23:033
381915199358356,1cyclictest4003253-21kworker/7:023:53:037
381915199316314,1cyclictest3831968-21kworker/7:019:39:037
381915199316314,1cyclictest0-21swapper/719:31:037
381915199316314,1cyclictest0-21swapper/719:10:037
381915199315313,1cyclictest4082897-21kworker/7:123:46:027
381915199315313,1cyclictest0-21swapper/720:03:037
381915199314313,1cyclictest0-21swapper/720:07:037
381915199313311,1cyclictest0-21swapper/721:15:027
381915199313311,1cyclictest0-21swapper/719:24:027
381915199312311,1cyclictest4125564-21kworker/7:200:28:027
381915199312310,1cyclictest3894282-21kworker/7:021:24:027
381915199312310,1cyclictest3894282-21kworker/7:021:24:027
381915199312310,1cyclictest0-21swapper/721:48:037
381915199311310,1cyclictest4003253-21kworker/7:023:18:027
381915199311310,1cyclictest0-21swapper/722:01:027
381915199311309,1cyclictest3933695-21kworker/7:122:32:027
381915199309308,1cyclictest3933695-21kworker/7:122:14:027
381915199309308,1cyclictest3850006-21kworker/7:220:26:037
381915199309308,1cyclictest0-21swapper/723:44:017
381915199308307,1cyclictest4003253-21kworker/7:023:30:017
381915199308307,1cyclictest4003253-21kworker/7:023:22:037
381915199308307,1cyclictest4003253-21kworker/7:000:24:027
381915199308307,1cyclictest4003253-21kworker/7:000:14:017
381915199308307,1cyclictest4003253-21kworker/7:000:08:017
381915199308307,1cyclictest3894282-21kworker/7:021:40:017
381915199308307,1cyclictest0-21swapper/723:36:017
381915199308306,1cyclictest3933695-21kworker/7:121:52:037
381915199308306,1cyclictest0-21swapper/722:56:017
381915199308306,1cyclictest0-21swapper/722:25:037
381915199308306,1cyclictest0-21swapper/722:24:017
381915199308306,1cyclictest0-21swapper/722:07:037
381915199307306,1cyclictest3933695-21kworker/7:122:36:027
381915199307306,1cyclictest3831968-21kworker/7:019:48:027
381915199307305,1cyclictest0-21swapper/722:47:037
381915199307305,1cyclictest0-21swapper/722:47:027
381915199306304,1cyclictest0-21swapper/723:56:037
381915199305304,1cyclictest4125564-21kworker/7:200:38:037
381915199305303,1cyclictest4125564-21kworker/7:200:34:027
381915199304303,1cyclictest3894282-21kworker/7:021:32:017
381915199303301,1cyclictest4003253-21kworker/7:023:27:037
381915199303301,1cyclictest3894282-21kworker/7:021:26:037
381915199302300,1cyclictest3933695-21kworker/7:121:57:027
381915199301300,1cyclictest3850006-21kworker/7:220:18:037
381915199301299,1cyclictest3894282-21kworker/7:021:39:027
381915199301299,1cyclictest3831968-21kworker/7:019:54:017
381915199301299,1cyclictest3831968-21kworker/7:019:54:017
381915199300299,1cyclictest4003253-21kworker/7:000:17:037
381913899300298,1cyclictest0-21swapper/522:29:035
381913899300298,1cyclictest0-21swapper/500:10:025
381915199299298,1cyclictest3831968-21kworker/7:019:55:027
381913899299297,1cyclictest0-21swapper/500:31:035
381915199297296,1cyclictest3850006-21kworker/7:221:00:027
381915199297296,1cyclictest3831968-21kworker/7:019:42:027
381913899297295,1cyclictest0-21swapper/523:54:025
381913899297295,1cyclictest0-21swapper/523:41:025
381910599297294,2cyclictest0-21swapper/121:19:031
381915199296295,1cyclictest4003253-21kworker/7:023:09:037
381915199296295,1cyclictest3850006-21kworker/7:220:22:027
381915199296295,1cyclictest0-21swapper/720:48:027
381915199296294,1cyclictest3850006-21kworker/7:220:44:027
381913899296295,1cyclictest0-21swapper/523:39:025
381913899296294,1cyclictest3843991-21kworker/5:021:28:035
381913899295293,1cyclictest0-21swapper/521:50:035
381913099295294,1cyclictest0-21swapper/423:17:034
381913899294293,1cyclictest0-21swapper/521:14:035
381915199293292,1cyclictest3774345-21kworker/7:119:29:037
381915199293292,1cyclictest0-21swapper/720:36:017
381915199293292,1cyclictest0-21swapper/719:17:027
381914499293291,1cyclictest0-21swapper/621:11:036
381913899293291,1cyclictest0-21swapper/523:45:025
381913899292291,1cyclictest0-21swapper/521:24:015
381913899292291,1cyclictest0-21swapper/521:24:015
381914499291289,1cyclictest0-21swapper/623:23:026
381913899291289,2cyclictest0-21swapper/522:57:035
381914499290289,1cyclictest3915624-21kworker/6:023:03:036
381914499290288,1cyclictest0-21swapper/622:58:036
381913899290289,1cyclictest0-21swapper/522:38:035
381913899290288,1cyclictest3917087-21kworker/5:121:59:035
381913899290288,1cyclictest0-21swapper/521:40:025
381913099290287,2cyclictest3942178-21ssh21:50:034
381914499289288,1cyclictest0-21swapper/623:46:026
381914499289288,1cyclictest0-21swapper/623:06:036
381914499289288,1cyclictest0-21swapper/622:49:026
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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