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2026-04-30 - 11:23
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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 Thu Apr 30, 2026 00:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2456199105895480,5058cyclictest4298-21kworker/0:020:44:130
2456199104295351,5074cyclictest9077-21kworker/0:021:17:510
245619998585247,4606cyclictest4298-21kworker/0:020:36:570
245619998065112,4683cyclictest4298-21kworker/0:020:05:240
245619996415015,4616cyclictest9112-21kworker/0:122:35:390
245619993415004,4334cyclictest4298-21kworker/0:019:13:190
245619993324796,4525cyclictest8702-21kworker/0:000:02:010
245619993094784,4514cyclictest9077-21kworker/0:021:23:170
245619991254694,4420cyclictest4573-21kworker/0:122:18:570
245619991174685,4421cyclictest9112-21kworker/0:122:30:070
245619990944670,4413cyclictest9112-21kworker/0:122:51:500
245619990494660,4385cyclictest6011-21kworker/0:121:12:340
245619990274651,4372cyclictest4298-21kworker/0:021:03:200
245619989864624,4351cyclictest4298-21kworker/0:021:07:540
245619989724618,4343cyclictest4298-21kworker/0:019:39:580
245619989024451,4392cyclictest4298-21kworker/0:020:30:530
245619988884527,4309cyclictest25977-21kworker/0:123:44:190
245619988574561,4285cyclictest4298-21kworker/0:020:14:040
245619987964532,4260cyclictest4298-21kworker/0:020:01:080
245619987944580,4155cyclictest19501-21kworker/0:223:06:110
245619987544507,4236cyclictest4298-21kworker/0:019:31:510
245619987504501,4238cyclictest28240-21kworker/0:121:56:030
245619987304494,4225cyclictest9077-21kworker/0:021:28:300
245619987124480,4221cyclictest8702-21kworker/0:000:07:050
245619986944368,4315cyclictest25977-21kworker/0:123:51:130
245619986064437,4158cyclictest4298-21kworker/0:020:23:060
245619985774513,4053cyclictest4298-21kworker/0:019:52:370
245619985544401,4149cyclictest25977-21kworker/0:123:45:400
245619985334297,4225cyclictest12675-21kworker/0:200:17:040
245619984204219,4187cyclictest4298-21kworker/0:019:46:250
245619984004182,4167cyclictest4298-21kworker/0:020:26:170
245619981434302,3674cyclictest7328-21kworker/0:022:28:310
245619980594244,3804cyclictest9112-21kworker/0:122:41:070
245619978824269,3608cyclictest4298-21kworker/0:019:43:500
245619977954096,3683cyclictest4298-21kworker/0:019:22:020
245619977784175,3551cyclictest21774-21kworker/0:100:35:180
245619975263752,3731cyclictest9112-21kworker/0:122:45:220
245619974303992,3377cyclictest25977-21kworker/0:123:38:470
245619974183887,3517cyclictest28240-21kworker/0:122:05:490
245619974103903,3492cyclictest4298-21kworker/0:019:18:120
245619971913879,3298cyclictest4298-21kworker/0:020:52:580
245619971853721,3453cyclictest25977-21kworker/0:123:24:060
245619971253787,3327cyclictest4298-21kworker/0:020:45:390
245619970413755,3282cyclictest9077-21kworker/0:021:33:400
245619969653668,3253cyclictest9077-21kworker/0:021:48:470
245619968563554,3298cyclictest28240-21kworker/0:122:01:430
245619968413548,3282cyclictest12675-21kworker/0:200:12:140
245619968303520,3295cyclictest12675-21kworker/0:200:20:250
245619967933624,3158cyclictest25977-21kworker/0:123:18:310
245619967453702,3032cyclictest8702-21kworker/0:023:56:410
245619966963625,2994cyclictest9077-21kworker/0:021:43:120
245619966803671,2998cyclictest4298-21kworker/0:020:58:470
245619966563514,3091cyclictest9077-21kworker/0:021:37:390
245619966323543,3085cyclictest7328-21kworker/0:022:24:290
245619965553459,3071cyclictest25977-21kworker/0:123:27:480
245619965123448,3049cyclictest25977-21kworker/0:123:11:420
245619965043420,2997cyclictest12675-21kworker/0:200:30:350
245619965033557,2895cyclictest4298-21kworker/0:019:59:410
245619964223147,3224cyclictest9077-21kworker/0:021:54:260
245619964123394,2966cyclictest12675-21kworker/0:200:25:380
245619962853218,2985cyclictest25977-21kworker/0:123:33:090
245619962003120,3069cyclictest2727-21kworker/0:022:13:180
245619961343297,2827cyclictest19501-21kworker/0:222:57:080
245619960963252,2829cyclictest4298-21kworker/0:020:17:110
245619960623241,2778cyclictest4298-21kworker/0:019:26:120
245619960293193,2821cyclictest19501-21kworker/0:223:01:140
240962747183,202sleep00-21swapper19:06:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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