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2026-05-20 - 01:51
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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 Tue May 19, 2026 12:43:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
739999114726005,5456cyclictest3815-21kworker/0:010:43:560
73999999595224,4692cyclictest10520-21kworker/0:212:04:400
73999999045236,4657cyclictest32706-21kworker/0:008:22:300
73999999045223,4669cyclictest6739-21kworker/0:210:54:030
73999997935086,4696cyclictest32706-21kworker/0:009:33:320
73999997855083,4697cyclictest2993-21kworker/0:109:53:460
73999997115140,4559cyclictest32706-21kworker/0:008:47:390
73999996485014,4623cyclictest32706-21kworker/0:009:14:000
73999995385052,4474cyclictest28459-21kworker/0:207:27:520
73999992694835,4423cyclictest32706-21kworker/0:009:28:350
73999992284720,4497cyclictest848-21kworker/0:011:43:040
73999991654687,4467cyclictest28459-21kworker/0:207:53:540
73999991414674,4462cyclictest6739-21kworker/0:210:59:030
73999991254762,4351cyclictest28459-21kworker/0:207:17:040
73999991204658,4451cyclictest2993-21kworker/0:110:19:040
73999989354673,4251cyclictest28459-21kworker/0:207:46:220
73999989224565,4346cyclictest10520-21kworker/0:212:16:550
73999988094507,4290cyclictest2993-21kworker/0:110:09:100
73999987864495,4280cyclictest25871-21kworker/0:112:27:430
73999987564478,4267cyclictest2993-21kworker/0:109:48:520
73999987354467,4257cyclictest373-21kworker/0:210:39:010
73999987294467,4251cyclictest28881-21kworker/0:212:33:280
73999987114460,4247cyclictest28459-21kworker/0:207:24:130
73999986604630,4019cyclictest26226-21kworker/0:108:01:580
73999986324420,4207cyclictest28459-21kworker/0:207:38:550
73999986214272,4297cyclictest32706-21kworker/0:008:16:420
73999986104362,4224cyclictest20020-21kworker/0:111:24:500
73999985874594,3982cyclictest28459-21kworker/0:207:31:250
73999985454458,4076cyclictest2993-21kworker/0:110:03:590
73999985324512,3969cyclictest2993-21kworker/0:109:57:200
73999983084393,3900cyclictest3490-21kworker/0:111:53:280
73999983054157,4137cyclictest20020-21kworker/0:111:25:570
73999980904016,4031cyclictest32706-21kworker/0:009:07:130
73999980184064,3912cyclictest32706-21kworker/0:008:58:460
73999978614266,3580cyclictest20020-21kworker/0:111:19:070
73999978273961,3815cyclictest28459-21kworker/0:207:56:160
73999977294114,3573cyclictest10520-21kworker/0:212:10:160
73999976283764,3812cyclictest25705-21kworker/0:010:27:440
73999976144107,3495cyclictest26226-21kworker/0:108:14:010
73999975684134,3374cyclictest32706-21kworker/0:009:02:560
73999975203964,3552cyclictest25705-21kworker/0:010:24:230
73999975083706,3760cyclictest32706-21kworker/0:008:54:400
73999974433865,3519cyclictest20020-21kworker/0:111:36:040
73999971313771,3349cyclictest6739-21kworker/0:210:48:580
73999971073820,3271cyclictest25705-21kworker/0:010:32:180
73999970583833,3220cyclictest32706-21kworker/0:008:34:440
73999970203748,3212cyclictest13669-21kworker/0:011:08:250
73999969303710,3169cyclictest32706-21kworker/0:008:37:330
73999969113759,3147cyclictest20020-21kworker/0:111:31:300
73999968853747,3133cyclictest32706-21kworker/0:008:43:160
73999968423722,3108cyclictest28459-21kworker/0:207:42:480
73999968193708,3099cyclictest26226-21kworker/0:108:05:510
73999967933697,3084cyclictest32706-21kworker/0:009:23:370
73999967813653,3113cyclictest3490-21kworker/0:111:47:260
73999967813642,3087cyclictest32706-21kworker/0:008:29:080
73999967113660,3047cyclictest13669-21kworker/0:011:04:110
73999965913569,3008cyclictest2993-21kworker/0:109:42:110
73999965883441,3095cyclictest28881-21kworker/0:212:37:230
73999964803483,2953cyclictest32706-21kworker/0:009:17:260
73999963763542,2783cyclictest10520-21kworker/0:211:58:570
73999963633427,2893cyclictest10520-21kworker/0:212:20:440
73999963573492,2862cyclictest28459-21kworker/0:207:13:320
73999963273370,2946cyclictest2993-21kworker/0:109:38:350
73999962183345,2822cyclictest2993-21kworker/0:110:12:420
73999962123367,2829cyclictest13669-21kworker/0:011:13:510
73999942212314,1896cyclictest10520-21kworker/0:212:06:160
71212808185,204sleep00-21swapper07:08:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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