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2025-12-04 - 05:25
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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 Dec 04, 2025 00:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2774599106915458,5223cyclictest14009-21kworker/0:000:18:140
2774599106465495,5100cyclictest529-21kworker/0:019:44:360
2774599106015569,4980cyclictest529-21kworker/0:019:48:170
2774599102905232,5044cyclictest529-21kworker/0:019:18:160
277459997095158,4540cyclictest2188-21kworker/0:121:57:150
277459996505030,4609cyclictest30712-21kworker/0:100:38:290
277459993104761,4538cyclictest3588-21kworker/0:121:14:410
277459992414737,4500cyclictest6020-21kworker/0:222:28:400
277459992354739,4485cyclictest529-21kworker/0:020:51:550
277459991124553,4555cyclictest6020-21kworker/0:222:20:410
277459991004769,4320cyclictest3588-21kworker/0:120:59:070
277459990894663,4415cyclictest529-21kworker/0:019:57:490
277459990834660,4412cyclictest529-21kworker/0:019:53:580
277459990544539,4503cyclictest6020-21kworker/0:222:09:010
277459990144617,4386cyclictest31136-21kworker/0:022:48:030
277459990114681,4279cyclictest14449-21kworker/0:221:43:550
277459988484544,4293cyclictest31136-21kworker/0:022:51:580
277459988364494,4291cyclictest529-21kworker/0:020:46:040
277459987974504,4289cyclictest3430-21kworker/0:123:48:450
277459987944494,4289cyclictest19321-21kworker/0:023:29:040
277459987824391,4376cyclictest9836-21kworker/0:123:16:220
277459987494375,4363cyclictest529-21kworker/0:020:01:360
277459987104474,4225cyclictest23719-21kworker/0:122:36:170
277459987024470,4228cyclictest3430-21kworker/0:100:01:430
277459986254432,4182cyclictest529-21kworker/0:020:32:230
277459985704410,4156cyclictest529-21kworker/0:019:24:330
277459984924466,4015cyclictest14009-21kworker/0:000:10:010
277459984854250,4223cyclictest6020-21kworker/0:222:16:480
277459984824461,4010cyclictest23719-21kworker/0:122:32:370
277459984044325,4064cyclictest14449-21kworker/0:221:47:450
277459983234332,3940cyclictest14009-21kworker/0:000:24:400
277459982334081,4093cyclictest3588-21kworker/0:121:09:030
277459982034278,3874cyclictest529-21kworker/0:020:14:560
277459981104029,4057cyclictest529-21kworker/0:020:42:040
277459978914346,3521cyclictest14449-21kworker/0:221:26:190
277459977094116,3578cyclictest529-21kworker/0:019:33:300
277459976383835,3799cyclictest9836-21kworker/0:123:07:410
277459976044024,3569cyclictest14009-21kworker/0:000:30:080
277459975204032,3436cyclictest529-21kworker/0:019:26:060
277459973813859,3507cyclictest19321-21kworker/0:023:23:380
277459971863860,3312cyclictest19321-21kworker/0:023:35:080
277459970453507,3524cyclictest529-21kworker/0:020:26:300
277459970103685,3301cyclictest14449-21kworker/0:221:39:590
277459969563700,3246cyclictest14449-21kworker/0:221:18:390
277459969433451,3477cyclictest9836-21kworker/0:123:01:480
277459968973508,3338cyclictest14009-21kworker/0:000:08:220
277459968003622,3167cyclictest3430-21kworker/0:123:57:350
277459967063515,3176cyclictest19321-21kworker/0:023:31:180
277459966863316,3319cyclictest529-21kworker/0:020:38:090
277459966223486,3085cyclictest9836-21kworker/0:123:13:410
277459966043476,3077cyclictest529-21kworker/0:020:22:370
277459965283442,3034cyclictest19321-21kworker/0:023:43:070
277459964513382,3038cyclictest31136-21kworker/0:022:42:120
277459964473444,2988cyclictest14449-21kworker/0:221:51:370
277459964213429,2981cyclictest31136-21kworker/0:022:55:430
277459963813519,2859cyclictest529-21kworker/0:019:14:080
277459963663300,3052cyclictest3588-21kworker/0:121:01:110
277459962913319,2929cyclictest14449-21kworker/0:221:20:580
277459962813324,2942cyclictest6020-21kworker/0:222:03:300
277459962633296,2952cyclictest529-21kworker/0:020:18:490
277459962603292,2908cyclictest6020-21kworker/0:222:15:050
277459962243338,2882cyclictest3430-21kworker/0:123:53:120
277459961983418,2769cyclictest529-21kworker/0:019:35:270
277459961223263,2848cyclictest529-21kworker/0:020:05:210
277459960923215,2862cyclictest14009-21kworker/0:000:28:250
277459957153028,2636cyclictest14449-21kworker/0:221:32:040
271612777186,204sleep00-21swapper19:05:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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