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2026-04-10 - 08:15
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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 10, 2026 00:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
211699108505590,5246cyclictest12424-21kworker/0:221:17:030
211699106945439,5244cyclictest12424-21kworker/0:219:46:420
211699106305401,5218cyclictest5557-21kworker/0:223:04:500
211699104535583,4819cyclictest12424-21kworker/0:221:21:100
211699104485297,5140cyclictest31534-21kworker/0:122:38:270
211699103745480,4890cyclictest951-21kworker/0:022:25:320
21169999865264,4711cyclictest951-21kworker/0:021:51:020
21169999675258,4698cyclictest5943-21kworker/0:223:55:440
21169998575202,4644cyclictest951-21kworker/0:021:43:030
21169998135188,4620cyclictest5557-21kworker/0:223:26:140
21169998135181,4621cyclictest12424-21kworker/0:219:58:280
21169997525155,4593cyclictest12424-21kworker/0:219:50:420
21169997285139,4578cyclictest12424-21kworker/0:221:02:560
21169993644772,4581cyclictest26302-21kworker/0:121:34:590
21169993144641,4662cyclictest19192-21kworker/0:000:38:490
21169992674828,4435cyclictest12424-21kworker/0:220:38:160
21169992224800,4411cyclictest12424-21kworker/0:220:26:230
21169992094695,4503cyclictest29488-21kworker/0:123:43:050
21169991714672,4488cyclictest951-21kworker/0:022:17:050
21169990604619,4430cyclictest12424-21kworker/0:220:42:340
21169989384563,4371cyclictest12424-21kworker/0:220:50:390
21169989184534,4373cyclictest19192-21kworker/0:000:20:580
21169989094644,4254cyclictest12424-21kworker/0:219:42:550
21169988744520,4343cyclictest5557-21kworker/0:223:30:170
21169988344510,4320cyclictest12424-21kworker/0:220:58:420
21169988344501,4329cyclictest31534-21kworker/0:122:48:030
21169987394463,4272cyclictest951-21kworker/0:022:21:290
21169987214646,4064cyclictest12424-21kworker/0:219:31:190
21169986984443,4244cyclictest5943-21kworker/0:200:08:160
21169986804630,4039cyclictest12424-21kworker/0:220:06:190
21169986444295,4298cyclictest12424-21kworker/0:219:21:490
21169985574338,4205cyclictest12424-21kworker/0:221:05:170
21169985354209,4266cyclictest12424-21kworker/0:220:48:580
21169983024388,3854cyclictest12424-21kworker/0:221:13:050
21169981624326,3784cyclictest19192-21kworker/0:000:15:200
21169979164306,3558cyclictest12424-21kworker/0:219:25:440
21169977734035,3695cyclictest29488-21kworker/0:123:45:510
21169977534121,3580cyclictest5943-21kworker/0:223:54:160
21169977114097,3563cyclictest12424-21kworker/0:220:16:240
21169975654039,3512cyclictest5943-21kworker/0:200:11:080
21169975533917,3620cyclictest5557-21kworker/0:222:55:040
21169975274115,3361cyclictest12424-21kworker/0:220:12:220
21169974783785,3670cyclictest951-21kworker/0:022:11:270
21169973813732,3589cyclictest12424-21kworker/0:220:24:420
21169972833886,3345cyclictest26302-21kworker/0:121:37:340
21169972793582,3646cyclictest12424-21kworker/0:220:04:370
21169972583919,3327cyclictest12424-21kworker/0:219:39:020
21169972023786,3405cyclictest951-21kworker/0:021:55:380
21169971583767,3380cyclictest12424-21kworker/0:221:26:430
21169969943450,3493cyclictest12424-21kworker/0:219:18:150
21169968913520,3360cyclictest5557-21kworker/0:223:13:030
21169967953680,3104cyclictest5943-21kworker/0:200:04:020
21169967693666,3092cyclictest29488-21kworker/0:123:38:410
21169967593631,3114cyclictest12424-21kworker/0:220:32:300
21169967163411,3254cyclictest951-21kworker/0:022:07:120
21169966553476,3128cyclictest31534-21kworker/0:122:41:280
21169966543550,3016cyclictest5557-21kworker/0:222:59:140
21169966363563,3058cyclictest5557-21kworker/0:223:15:490
21169966353503,3121cyclictest951-21kworker/0:022:00:230
21169966153545,2978cyclictest5557-21kworker/0:223:20:430
21169964973440,3043cyclictest951-21kworker/0:022:32:170
21169964183504,2910cyclictest19192-21kworker/0:000:29:590
21169962903544,2743cyclictest12424-21kworker/0:219:13:290
21169962243395,2818cyclictest951-21kworker/0:021:47:050
21169962133389,2813cyclictest5557-21kworker/0:223:08:560
21169961513307,2784cyclictest19192-21kworker/0:000:32:580
16512779185,177sleep00-21swapper19:06:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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