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2025-08-28 - 22:34
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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 50 highest latencies:
System rack6slot5.osadl.org (updated Thu Aug 28, 2025 12:43:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1253299105505597,4902cyclictest26668-21kworker/0:109:16:060
1253299102125337,4816cyclictest27940-21kworker/0:112:26:180
125329999145201,4702cyclictest12294-21kworker/0:007:41:430
125329996955099,4585cyclictest12294-21kworker/0:008:22:500
125329996195066,4549cyclictest12294-21kworker/0:007:58:570
125329993434693,4607cyclictest12294-21kworker/0:008:11:400
125329992564794,4451cyclictest12294-21kworker/0:008:08:420
125329991974766,4421cyclictest12294-21kworker/0:008:04:150
125329991944763,4420cyclictest12294-21kworker/0:007:50:070
125329990984615,4472cyclictest26668-21kworker/0:109:28:270
125329989584552,4402cyclictest26680-21kworker/0:211:49:260
125329989084724,4173cyclictest26668-21kworker/0:109:43:570
125329988624697,4154cyclictest12677-21kworker/0:208:52:470
125329988524487,4361cyclictest1869-21kworker/0:010:39:460
125329988004440,4349cyclictest26680-21kworker/0:211:55:170
125329987744455,4308cyclictest12294-21kworker/0:007:37:390
125329987484424,4313cyclictest21323-21kworker/0:111:07:090
125329987404432,4297cyclictest26668-21kworker/0:109:33:440
125329985474319,4224cyclictest24924-21kworker/0:110:11:200
125329985314426,4094cyclictest26668-21kworker/0:109:38:570
125329984454294,4147cyclictest16073-21kworker/0:010:05:440
125329983924255,4126cyclictest1869-21kworker/0:011:01:420
125329983894319,4055cyclictest12294-21kworker/0:007:18:530
125329983604399,3909cyclictest12294-21kworker/0:007:27:010
125329983184429,3878cyclictest26680-21kworker/0:211:24:410
125329982704355,3871cyclictest16073-21kworker/0:010:04:080
125329981524198,3930cyclictest1869-21kworker/0:010:26:080
125329979244302,3570cyclictest16073-21kworker/0:009:53:140
125329979064289,3602cyclictest27940-21kworker/0:112:19:470
125329979044086,3803cyclictest12294-21kworker/0:007:31:290
125329979034135,3601cyclictest26680-21kworker/0:211:35:430
125329978694048,3761cyclictest12677-21kworker/0:208:56:320
125329978474158,3674cyclictest5986-21kworker/0:212:39:330
125329978354186,3638cyclictest12677-21kworker/0:209:07:440
125329977693921,3833cyclictest12677-21kworker/0:208:46:130
125329977693919,3836cyclictest12294-21kworker/0:007:48:260
125329975474086,3446cyclictest21323-21kworker/0:111:11:320
125329975404137,3392cyclictest1869-21kworker/0:010:33:550
125329973393938,3390cyclictest12294-21kworker/0:008:27:520
125329972893785,3461cyclictest24924-21kworker/0:110:15:070
125329972543792,3438cyclictest26680-21kworker/0:211:29:270
125329972203878,3331cyclictest12677-21kworker/0:208:32:590
125329972103619,3548cyclictest12677-21kworker/0:208:36:150
125329970563669,3372cyclictest12677-21kworker/0:208:41:300
125329970093547,3448cyclictest1869-21kworker/0:010:43:460
125329969143799,3073cyclictest12294-21kworker/0:007:22:470
125329968783706,3161cyclictest21262-21kworker/0:212:14:510
125329968133632,3138cyclictest16073-21kworker/0:009:58:320
125329967773765,3009cyclictest12294-21kworker/0:007:13:270
125329967743644,3118cyclictest1869-21kworker/0:010:56:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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