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2026-01-07 - 13:20
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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 792 highest latencies:
System rack6slot5.osadl.org (updated Wed Jan 07, 2026 00:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81189997145061,4649cyclictest22560-21kworker/0:122:37:060
81189996245116,4497cyclictest28718-21kworker/0:020:11:410
81189995805090,4479cyclictest12496-21kworker/0:219:54:580
81189995524976,4565cyclictest28718-21kworker/0:020:15:500
81189995244964,4549cyclictest28718-21kworker/0:021:03:150
81189993194774,4535cyclictest22390-21kworker/0:021:54:370
81189993094769,4529cyclictest5138-21kworker/0:222:53:380
81189993064762,4533cyclictest26072-21kworker/0:100:21:070
81189992814759,4517cyclictest22390-21kworker/0:021:18:040
81189992314712,4514cyclictest22390-21kworker/0:021:23:040
81189991494691,4447cyclictest10413-21kworker/0:123:54:290
81189991364686,4446cyclictest32017-21kworker/0:100:36:270
81189991304783,4342cyclictest28718-21kworker/0:020:41:520
81189991174667,4439cyclictest16996-21kworker/0:222:05:040
81189990954661,4423cyclictest22390-21kworker/0:021:28:000
81189990864555,4520cyclictest28718-21kworker/0:020:58:500
81189990054617,4377cyclictest28718-21kworker/0:020:03:200
81189987714700,4060cyclictest28718-21kworker/0:020:37:420
81189987654503,4251cyclictest22390-21kworker/0:021:12:570
81189987354558,4163cyclictest22560-21kworker/0:122:30:250
81189987354482,4242cyclictest26072-21kworker/0:100:26:140
81189986144507,4097cyclictest16558-21kworker/0:223:25:420
81189986114315,4285cyclictest10413-21kworker/0:100:10:400
81189985954273,4279cyclictest12496-21kworker/0:219:26:090
81189984944213,4229cyclictest12496-21kworker/0:219:41:200
81189983384346,3941cyclictest22560-21kworker/0:122:25:020
81189983134321,3949cyclictest19557-21kworker/0:221:06:110
81189982834450,3823cyclictest12496-21kworker/0:219:35:190
81189981904268,3871cyclictest22560-21kworker/0:122:13:460
81189981454343,3759cyclictest10413-21kworker/0:123:58:310
81189980774307,3711cyclictest12496-21kworker/0:219:18:380
81189980774304,3721cyclictest28718-21kworker/0:020:31:370
81189980684428,3616cyclictest32757-21kworker/0:223:37:410
81189980143970,3967cyclictest5138-21kworker/0:222:46:300
81189977904059,3671cyclictest22390-21kworker/0:021:37:000
81189977743981,3782cyclictest5138-21kworker/0:222:42:350
81189977354136,3548cyclictest6461-21kworker/0:223:47:400
81189977024024,3663cyclictest10413-21kworker/0:100:03:460
81189976154084,3480cyclictest10413-21kworker/0:100:09:040
81189976024092,3495cyclictest22560-21kworker/0:122:16:210
81189975734059,3462cyclictest28718-21kworker/0:020:48:500
81189974984029,3454cyclictest22390-21kworker/0:021:47:330
81189973623856,3454cyclictest28718-21kworker/0:020:22:430
81189972803808,3420cyclictest28718-21kworker/0:020:27:090
81189972593740,3504cyclictest32017-21kworker/0:100:35:040
81189972143777,3421cyclictest13777-21kworker/0:122:57:350
81189971733861,3261cyclictest28718-21kworker/0:020:53:040
81189970683735,3322cyclictest22390-21kworker/0:021:33:120
81189970183582,3385cyclictest16558-21kworker/0:223:18:330
81189970013702,3289cyclictest16558-21kworker/0:223:04:200
81189969323637,3244cyclictest32757-21kworker/0:223:34:460
81189968753605,3218cyclictest16558-21kworker/0:223:08:000
81189967963560,3221cyclictest3428-21kworker/0:123:41:550
81189967703580,3185cyclictest22560-21kworker/0:122:26:380
81189967113524,3136cyclictest12496-21kworker/0:219:22:230
81189966613651,3006cyclictest28718-21kworker/0:020:07:400
81189965633564,2984cyclictest16996-21kworker/0:222:03:270
81189964663407,3044cyclictest16558-21kworker/0:223:24:060
81189963233476,2837cyclictest12496-21kworker/0:219:59:090
81189963083226,3030cyclictest12496-21kworker/0:219:45:280
81189962713325,2923cyclictest12496-21kworker/0:219:14:460
81189961833306,2866cyclictest22167-21kworker/0:000:15:540
81189961063273,2828cyclictest16558-21kworker/0:223:14:480
81189960553189,2814cyclictest22390-21kworker/0:021:58:250
81189960173229,2784cyclictest12496-21kworker/0:219:31:400
81189956482914,2723cyclictest22390-21kworker/0:021:43:460
77632807183,203sleep00-21swapper19:07:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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