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2026-05-13 - 11:40
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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 Wed May 13, 2026 00:43:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
544199106815482,5188cyclictest10513-21kworker/0:200:28:110
544199104455372,5062cyclictest21105-21kworker/0:220:21:410
544199104235341,5068cyclictest10309-21kworker/0:021:51:320
54419997895127,4651cyclictest21105-21kworker/0:220:40:360
54419997465107,4628cyclictest9643-21kworker/0:122:52:050
54419997215090,4620cyclictest29154-21kworker/0:121:49:100
54419996835175,4496cyclictest21105-21kworker/0:220:29:080
54419996695072,4586cyclictest10513-21kworker/0:223:57:080
54419993624821,4530cyclictest4142-21kworker/0:023:49:410
54419992924794,4487cyclictest16307-21kworker/0:022:12:330
54419992714682,4577cyclictest16307-21kworker/0:022:20:030
54419992474770,4466cyclictest32709-21kworker/0:000:36:170
54419991644735,4424cyclictest25203-21kworker/0:119:23:450
54419991434721,4411cyclictest22880-21kworker/0:221:18:120
54419990754587,4477cyclictest21105-21kworker/0:219:50:510
54419990594534,4474cyclictest16307-21kworker/0:022:02:590
54419990534575,4467cyclictest16307-21kworker/0:022:08:400
54419989654526,4428cyclictest12508-21kworker/0:223:22:380
54419989484823,4113cyclictest25203-21kworker/0:119:27:380
54419989394513,4415cyclictest12508-21kworker/0:223:07:460
54419988894483,4395cyclictest10513-21kworker/0:200:04:450
54419988794593,4281cyclictest25203-21kworker/0:119:47:060
54419988774483,4389cyclictest10513-21kworker/0:200:16:180
54419988274567,4255cyclictest25203-21kworker/0:119:31:250
54419987564411,4331cyclictest21105-21kworker/0:220:08:250
54419986114452,4148cyclictest21105-21kworker/0:220:55:330
54419984824489,3982cyclictest21105-21kworker/0:221:03:200
54419983834410,3958cyclictest4142-21kworker/0:023:51:520
54419983664333,4022cyclictest25203-21kworker/0:119:16:360
54419983644213,4136cyclictest21105-21kworker/0:220:53:490
54419982624455,3793cyclictest25203-21kworker/0:119:14:270
54419981754068,4020cyclictest21105-21kworker/0:220:38:520
54419980484231,3774cyclictest10513-21kworker/0:200:06:590
54419979684200,3754cyclictest21105-21kworker/0:220:46:270
54419979664202,3749cyclictest25203-21kworker/0:119:37:240
54419978014103,3647cyclictest4142-21kworker/0:023:44:410
54419977664102,3649cyclictest13467-21kworker/0:121:59:140
54419975573797,3746cyclictest21105-21kworker/0:220:16:140
54419973913896,3480cyclictest28765-21kworker/0:222:33:590
54419972733844,3386cyclictest16307-21kworker/0:022:18:210
54419972583830,3414cyclictest29325-21kworker/0:123:32:380
54419970693784,3274cyclictest25203-21kworker/0:119:43:080
54419970193705,3254cyclictest12508-21kworker/0:222:58:190
54419969613684,3217cyclictest29154-21kworker/0:121:31:360
54419969583729,3218cyclictest32709-21kworker/0:000:32:240
54419968903701,3184cyclictest28765-21kworker/0:222:47:440
54419968723784,3076cyclictest21105-21kworker/0:220:02:420
54419968283524,3252cyclictest29154-21kworker/0:121:39:360
54419968063655,3146cyclictest29154-21kworker/0:121:29:210
54419967933498,3252cyclictest28765-21kworker/0:222:26:120
54419967163582,3120cyclictest20350-21kworker/0:121:12:490
54419967143508,3192cyclictest10513-21kworker/0:200:14:260
54419966943602,3088cyclictest21105-21kworker/0:220:14:120
54419966773670,2993cyclictest21105-21kworker/0:219:56:470
54419966753555,3069cyclictest29325-21kworker/0:123:28:270
54419966503549,3087cyclictest22880-21kworker/0:221:20:210
54419966343539,3080cyclictest10513-21kworker/0:200:22:350
54419965873538,3044cyclictest4142-21kworker/0:023:38:290
54419965563576,2920cyclictest21105-21kworker/0:220:31:170
54419964423460,2967cyclictest21105-21kworker/0:221:07:100
54419963863398,2945cyclictest28765-21kworker/0:222:38:010
54419963113354,2942cyclictest28765-21kworker/0:222:42:140
54419962383313,2866cyclictest12508-21kworker/0:223:02:120
54419961503323,2816cyclictest12508-21kworker/0:223:18:560
54419961493320,2825cyclictest12508-21kworker/0:223:11:340
54419949482687,2210cyclictest29154-21kworker/0:121:43:240
52722809185,203sleep00-21swapper19:09:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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