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2026-04-09 - 19:10
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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 all highest latencies:
System rack6slot5.osadl.org (updated Thu Apr 09, 2026 12:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1589899108385624,5171cyclictest13115-21kworker/0:210:37:190
1589899106935628,5043cyclictest18838-21kworker/0:007:28:330
1589899106275441,5175cyclictest19098-21kworker/0:111:02:420
158989998625144,4708cyclictest19098-21kworker/0:111:23:580
158989997575096,4657cyclictest28780-21kworker/0:010:30:480
158989997225175,4542cyclictest4667-21kworker/0:208:23:290
158989996015016,4574cyclictest32516-21kworker/0:107:52:360
158989995664995,4567cyclictest18838-21kworker/0:007:34:110
158989993694816,4548cyclictest19098-21kworker/0:110:58:420
158989993574807,4540cyclictest23191-21kworker/0:011:57:430
158989993484785,4552cyclictest19098-21kworker/0:111:28:090
158989992414749,4487cyclictest13115-21kworker/0:210:46:560
158989992134732,4470cyclictest18672-21kworker/0:111:53:230
158989991924722,4459cyclictest4667-21kworker/0:208:53:340
158989991764719,4452cyclictest28780-21kworker/0:010:27:060
158989991164675,4430cyclictest8231-21kworker/0:212:39:130
158989990894672,4406cyclictest18672-21kworker/0:111:48:530
158989990684555,4498cyclictest4667-21kworker/0:209:01:060
158989989894624,4360cyclictest29610-21kworker/0:109:17:350
158989989614613,4343cyclictest18838-21kworker/0:007:45:200
158989989494604,4341cyclictest4667-21kworker/0:208:12:030
158989989344592,4331cyclictest7394-21kworker/0:209:40:540
158989988714554,4306cyclictest7394-21kworker/0:210:02:510
158989988664439,4422cyclictest28780-21kworker/0:010:14:550
158989988304540,4279cyclictest18838-21kworker/0:007:23:140
158989988034530,4262cyclictest4667-21kworker/0:208:19:370
158989987984725,4062cyclictest4667-21kworker/0:208:57:270
158989987134485,4217cyclictest13115-21kworker/0:210:42:580
158989986864342,4329cyclictest29610-21kworker/0:109:13:140
158989986054427,4167cyclictest4667-21kworker/0:208:42:020
158989985784410,4157cyclictest8957-21kworker/0:011:36:070
158989984984235,4212cyclictest4667-21kworker/0:208:06:140
158989983224139,4131cyclictest32516-21kworker/0:107:58:290
158989982984217,4005cyclictest7394-21kworker/0:209:27:370
158989982614400,3801cyclictest8957-21kworker/0:011:42:420
158989982404303,3922cyclictest28780-21kworker/0:010:17:340
158989981584038,4060cyclictest4667-21kworker/0:208:36:270
158989980034306,3667cyclictest18838-21kworker/0:007:14:330
158989979584160,3755cyclictest23191-21kworker/0:012:12:450
158989978193891,3877cyclictest4667-21kworker/0:209:06:390
158989977894066,3663cyclictest7394-21kworker/0:209:47:190
158989977874067,3660cyclictest4667-21kworker/0:208:25:400
158989976803815,3814cyclictest18838-21kworker/0:007:43:550
158989976634017,3595cyclictest18838-21kworker/0:007:36:170
158989976564107,3489cyclictest1844-21kworker/0:112:28:520
158989976554106,3498cyclictest18838-21kworker/0:007:17:270
158989975974205,3378cyclictest4667-21kworker/0:208:02:180
158989975423955,3536cyclictest7394-21kworker/0:210:05:270
158989972943747,3533cyclictest28780-21kworker/0:010:21:350
158989972803822,3407cyclictest4667-21kworker/0:208:32:360
158989972343693,3491cyclictest19098-21kworker/0:111:18:120
158989972233800,3371cyclictest7394-21kworker/0:209:52:400
158989971973822,3370cyclictest19098-21kworker/0:111:10:550
158989970503753,3286cyclictest7394-21kworker/0:209:37:090
158989970333716,3302cyclictest23191-21kworker/0:012:08:320
158989970063732,3270cyclictest19098-21kworker/0:110:50:510
158989969823721,3256cyclictest7394-21kworker/0:209:58:260
158989969133628,3225cyclictest23191-21kworker/0:012:04:290
158989967133623,3011cyclictest8957-21kworker/0:011:34:420
158989966993624,2994cyclictest29610-21kworker/0:109:23:370
158989966523358,3242cyclictest7394-21kworker/0:209:31:210
158989966023633,2964cyclictest4667-21kworker/0:208:49:380
158989966023501,3087cyclictest19098-21kworker/0:111:09:240
158989965863370,3201cyclictest1844-21kworker/0:112:20:480
158989962953320,2915cyclictest1844-21kworker/0:112:16:480
158989962353396,2787cyclictest8231-21kworker/0:212:33:340
153732777185,203sleep00-21swapper07:06:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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