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2025-12-02 - 18:25
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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 Tue Dec 02, 2025 12:43:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1879799110485618,5419cyclictest12520-21kworker/0:211:34:360
1879799104395206,5222cyclictest333-21kworker/0:209:19:270
1879799104145453,4918cyclictest12520-21kworker/0:211:36:500
1879799102915262,5025cyclictest333-21kworker/0:209:12:050
1879799100735152,4917cyclictest23889-21kworker/0:009:53:490
1879799100465330,4706cyclictest7360-21kworker/0:110:35:260
187979999495269,4669cyclictest1074-21kworker/0:207:24:390
187979998315209,4611cyclictest23889-21kworker/0:010:12:470
187979998305212,4607cyclictest9257-21kworker/0:008:19:220
187979997565072,4680cyclictest23889-21kworker/0:010:16:440
187979996255001,4614cyclictest12734-21kworker/0:012:21:330
187979992434738,4500cyclictest25931-21kworker/0:212:17:460
187979992184716,4491cyclictest31433-21kworker/0:111:17:150
187979991384683,4444cyclictest27032-21kworker/0:108:04:190
187979991224771,4339cyclictest9257-21kworker/0:008:26:540
187979991174653,4453cyclictest23889-21kworker/0:009:57:460
187979990714646,4414cyclictest12734-21kworker/0:012:33:160
187979989434582,4350cyclictest7360-21kworker/0:110:24:110
187979989284575,4342cyclictest7360-21kworker/0:110:27:580
187979988994422,4434cyclictest9257-21kworker/0:008:09:520
187979988354527,4304cyclictest17632-21kworker/0:109:45:500
187979988184722,4085cyclictest27032-21kworker/0:107:31:580
187979988014511,4279cyclictest25931-21kworker/0:211:58:160
187979987944599,4183cyclictest31433-21kworker/0:111:09:260
187979987164340,4365cyclictest25931-21kworker/0:211:54:230
187979986814453,4218cyclictest17632-21kworker/0:109:42:000
187979986804448,4221cyclictest18516-21kworker/0:210:46:550
187979985944412,4171cyclictest27032-21kworker/0:107:56:540
187979985884398,4179cyclictest333-21kworker/0:209:30:240
187979985764260,4273cyclictest27032-21kworker/0:107:36:340
187979985414386,4151cyclictest27032-21kworker/0:107:53:170
187979984094421,3984cyclictest9257-21kworker/0:008:45:380
187979983404211,4077cyclictest9257-21kworker/0:008:40:000
187979982744101,4112cyclictest27032-21kworker/0:107:43:480
187979981244124,3985cyclictest22069-21kworker/0:111:44:340
187979978904032,3844cyclictest31433-21kworker/0:111:11:400
187979978504104,3732cyclictest1074-21kworker/0:207:15:070
187979977624001,3709cyclictest25931-21kworker/0:212:12:050
187979977424059,3668cyclictest31433-21kworker/0:111:03:540
187979976313981,3591cyclictest24917-21kworker/0:010:52:530
187979974453898,3496cyclictest9257-21kworker/0:008:43:430
187979973543849,3453cyclictest12734-21kworker/0:012:27:200
187979973063644,3648cyclictest9257-21kworker/0:008:21:110
187979972613900,3310cyclictest28706-21kworker/0:109:02:300
187979971733673,3485cyclictest25931-21kworker/0:212:00:300
187979971533887,3255cyclictest27032-21kworker/0:107:49:350
187979971313733,3347cyclictest12520-21kworker/0:211:27:250
187979971123725,3372cyclictest7360-21kworker/0:110:33:450
187979970763683,3333cyclictest333-21kworker/0:209:25:020
187979970163704,3301cyclictest25931-21kworker/0:211:46:260
187979969233635,3227cyclictest18516-21kworker/0:210:41:140
187979969223647,3223cyclictest22206-21kworker/0:212:39:250
187979969163423,3442cyclictest28706-21kworker/0:109:06:210
187979967963593,3199cyclictest31433-21kworker/0:111:21:050
187979966833445,3227cyclictest23889-21kworker/0:010:05:080
187979966523531,3111cyclictest25931-21kworker/0:212:09:560
187979966463534,3108cyclictest333-21kworker/0:209:38:080
187979965593591,2957cyclictest9257-21kworker/0:008:11:510
187979964943501,2942cyclictest9257-21kworker/0:008:32:260
187979964533401,3038cyclictest1074-21kworker/0:207:29:460
187979963783451,2867cyclictest28706-21kworker/0:108:58:450
187979962653311,2903cyclictest23889-21kworker/0:010:03:260
187979962453387,2798cyclictest24917-21kworker/0:010:56:260
187979961213352,2754cyclictest9257-21kworker/0:008:51:140
187979957543141,2552cyclictest333-21kworker/0:209:28:440
187979950382741,2294cyclictest1074-21kworker/0:207:14:040
184792774184,203sleep00-21swapper07:08:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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