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2026-04-03 - 11:24
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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 highest latencies:
System rack6slot5.osadl.org (updated Fri Apr 03, 2026 00:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2370799115125994,5507cyclictest29467-21kworker/0:023:16:160
2370799105745556,5007cyclictest14558-21kworker/0:019:49:140
2370799104995598,4858cyclictest2181-21kworker/0:100:29:410
2370799104495396,5049cyclictest14558-21kworker/0:019:37:590
237079997665141,4621cyclictest14558-21kworker/0:020:24:230
237079997405116,4612cyclictest23342-21kworker/0:122:50:490
237079997225009,4702cyclictest7445-21kworker/0:122:25:510
237079996055062,4538cyclictest14558-21kworker/0:019:26:340
237079995775041,4525cyclictest14558-21kworker/0:019:53:130
237079995565029,4516cyclictest14558-21kworker/0:020:32:230
237079994024745,4646cyclictest2181-21kworker/0:100:10:150
237079993694749,4609cyclictest18722-21kworker/0:122:01:030
237079992724808,4460cyclictest14558-21kworker/0:020:28:210
237079992534701,4548cyclictest7445-21kworker/0:122:13:360
237079992294684,4533cyclictest2181-21kworker/0:100:18:400
237079991574646,4500cyclictest21740-21kworker/0:123:37:120
237079991394634,4500cyclictest18722-21kworker/0:121:36:390
237079991314733,4387cyclictest14558-21kworker/0:020:56:240
237079990724610,4458cyclictest2181-21kworker/0:100:06:110
237079990644595,4458cyclictest29467-21kworker/0:023:07:290
237079989544715,4225cyclictest7445-21kworker/0:122:20:240
237079989354536,4388cyclictest14558-21kworker/0:021:19:550
237079989074525,4377cyclictest14558-21kworker/0:021:23:520
237079989014490,4399cyclictest29467-21kworker/0:023:20:220
237079988014573,4223cyclictest14558-21kworker/0:020:44:160
237079987654448,4306cyclictest20584-21kworker/0:222:38:390
237079987084422,4275cyclictest14558-21kworker/0:021:00:190
237079986754475,4185cyclictest31489-21kworker/0:023:56:280
237079986114377,4223cyclictest14558-21kworker/0:019:57:100
237079986064347,4248cyclictest14558-21kworker/0:021:12:040
237079985984346,4209cyclictest14558-21kworker/0:020:11:040
237079984664284,4171cyclictest29467-21kworker/0:023:11:580
237079984244285,4134cyclictest14558-21kworker/0:020:48:190
237079983274382,3894cyclictest18722-21kworker/0:121:51:260
237079981784232,3904cyclictest21740-21kworker/0:123:44:020
237079980794362,3666cyclictest14558-21kworker/0:020:50:400
237079980304336,3642cyclictest14558-21kworker/0:021:31:060
237079978144232,3532cyclictest14558-21kworker/0:020:18:490
237079977134091,3608cyclictest2181-21kworker/0:100:21:330
237079976264134,3450cyclictest14558-21kworker/0:021:06:340
237079974714008,3452cyclictest2181-21kworker/0:100:39:050
237079974374038,3356cyclictest14558-21kworker/0:020:38:370
237079973803915,3450cyclictest7445-21kworker/0:122:16:230
237079972913787,3489cyclictest14558-21kworker/0:019:17:270
237079972123772,3429cyclictest18722-21kworker/0:121:48:450
237079971893813,3316cyclictest23342-21kworker/0:122:49:240
237079971623843,3308cyclictest29467-21kworker/0:023:33:060
237079971113829,3278cyclictest23342-21kworker/0:122:42:460
237079970803585,3480cyclictest14558-21kworker/0:020:03:060
237079969823618,3321cyclictest29467-21kworker/0:023:27:090
237079969513744,3196cyclictest29467-21kworker/0:022:59:020
237079968503646,3144cyclictest18722-21kworker/0:121:43:290
237079968443586,3247cyclictest14558-21kworker/0:019:30:140
237079968203675,3140cyclictest21740-21kworker/0:123:45:290
237079967943669,3121cyclictest7445-21kworker/0:122:34:230
237079967463685,2984cyclictest21740-21kworker/0:123:52:150
237079965553484,2994cyclictest18722-21kworker/0:121:55:330
237079964653474,2977cyclictest4655-21kworker/0:022:07:470
237079963063172,3083cyclictest31489-21kworker/0:000:00:330
237079962543400,2843cyclictest14558-21kworker/0:020:08:430
237079962383386,2848cyclictest2181-21kworker/0:100:31:070
237079960483404,2641cyclictest14558-21kworker/0:019:13:320
237079960383288,2739cyclictest14558-21kworker/0:019:23:000
237079958743189,2681cyclictest14558-21kworker/0:019:41:460
237079956703169,2486cyclictest29467-21kworker/0:023:01:350
237079937713735,26cyclictest14558-21kworker/0:021:28:260
231212782184,203sleep00-21swapper19:05:460
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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