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2026-01-10 - 00:21
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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 Jan 09, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1608399120826231,5837cyclictest26519-21kworker/0:107:35:580
1608399106175427,5179cyclictest13489-21kworker/0:310:47:290
1608399105225373,5138cyclictest13489-21kworker/0:310:43:320
1608399103045270,5023cyclictest26519-21kworker/0:109:05:450
160839997225165,4546cyclictest26519-21kworker/0:108:07:550
160839997035057,4636cyclictest26519-21kworker/0:108:23:020
160839996555028,4616cyclictest26380-21kworker/0:011:23:480
160839995365091,4442cyclictest2541-21kworker/0:207:13:360
160839993614692,4658cyclictest6355-21kworker/0:212:35:400
160839993344788,4542cyclictest26380-21kworker/0:011:07:390
160839992234715,4504cyclictest2541-21kworker/0:207:17:100
160839991854697,4477cyclictest23574-21kworker/0:010:06:320
160839991104569,4530cyclictest20499-21kworker/0:012:23:200
160839990714513,4506cyclictest26519-21kworker/0:108:02:160
160839990604750,4299cyclictest26519-21kworker/0:108:19:120
160839990494643,4395cyclictest32127-21kworker/0:010:27:440
160839990384643,4390cyclictest2541-21kworker/0:207:23:270
160839989894609,4369cyclictest26519-21kworker/0:109:29:580
160839989414585,4345cyclictest20499-21kworker/0:012:08:230
160839989324483,4438cyclictest19323-21kworker/0:110:55:170
160839988954570,4314cyclictest20499-21kworker/0:012:04:240
160839988454634,4200cyclictest6355-21kworker/0:212:27:390
160839988304533,4286cyclictest26519-21kworker/0:108:26:450
160839987914515,4265cyclictest2541-21kworker/0:207:33:570
160839987734505,4257cyclictest26519-21kworker/0:108:53:590
160839987694358,4368cyclictest26519-21kworker/0:108:13:390
160839987674608,4154cyclictest26519-21kworker/0:107:41:350
160839987004467,4229cyclictest26519-21kworker/0:109:17:230
160839986454335,4299cyclictest23574-21kworker/0:009:58:050
160839986024421,4170cyclictest32127-21kworker/0:010:23:360
160839985374494,4039cyclictest11003-21kworker/0:209:49:490
160839985094373,4125cyclictest26519-21kworker/0:109:01:540
160839984834257,4215cyclictest8389-21kworker/0:110:35:550
160839983524246,4055cyclictest20499-21kworker/0:011:55:020
160839981704252,3903cyclictest26380-21kworker/0:011:38:340
160839979963973,4009cyclictest26380-21kworker/0:011:34:270
160839979534146,3792cyclictest26519-21kworker/0:109:11:560
160839979334151,3767cyclictest26519-21kworker/0:107:51:080
160839978634213,3599cyclictest32127-21kworker/0:010:13:150
160839978043973,3816cyclictest26380-21kworker/0:011:18:270
160839975743857,3702cyclictest20499-21kworker/0:012:11:080
160839974333885,3497cyclictest26380-21kworker/0:011:02:030
160839973983969,3378cyclictest23574-21kworker/0:010:04:540
160839973734056,3266cyclictest26519-21kworker/0:108:36:420
160839973603844,3502cyclictest11003-21kworker/0:209:40:160
160839973193836,3440cyclictest26519-21kworker/0:108:56:160
160839972863815,3456cyclictest26380-21kworker/0:011:10:120
160839972653912,3301cyclictest11003-21kworker/0:209:52:400
160839971583621,3514cyclictest6355-21kworker/0:212:30:120
160839971183779,3334cyclictest26380-21kworker/0:011:40:020
160839971143623,3431cyclictest26519-21kworker/0:108:48:230
160839970763815,3210cyclictest26519-21kworker/0:109:24:110
160839970563697,3307cyclictest32127-21kworker/0:010:17:450
160839968783406,3420cyclictest17741-21kworker/0:211:46:580
160839968293586,3192cyclictest26519-21kworker/0:107:47:160
160839967793665,3061cyclictest26519-21kworker/0:108:32:490
160839967323397,3320cyclictest11003-21kworker/0:209:36:280
160839967273685,3031cyclictest2541-21kworker/0:207:26:580
160839967233535,3137cyclictest8389-21kworker/0:110:34:170
160839967073427,3237cyclictest26380-21kworker/0:011:26:250
160839965413340,3186cyclictest26519-21kworker/0:108:44:320
160839965243383,3130cyclictest20499-21kworker/0:011:56:260
160839964863419,3053cyclictest19323-21kworker/0:110:53:520
160839964783394,3008cyclictest26519-21kworker/0:109:32:200
160839962993309,2930cyclictest20499-21kworker/0:012:17:190
160839958453145,2696cyclictest26519-21kworker/0:107:56:360
158472785185,178sleep00-21swapper07:09:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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