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2026-07-02 - 02:57
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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
Characteristics of the 792 highest latencies:
System rack6slot6 (updated Thu Jul 02, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
190799910706153408,53561cyclictest0-21swapper21:30:580
190799910673653398,53338cyclictest0-21swapper20:30:010
190799910669053438,53162cyclictest10-21rcuc/022:51:010
190799910667653441,53144cyclictest0-21swapper00:09:540
190799910665553475,53180cyclictest0-21swapper22:05:380
190799910665153418,53168cyclictest9-21ksoftirqd/000:26:590
190799910657053416,53154cyclictest0-21swapper23:47:580
190799910654753389,53094cyclictest0-21swapper21:53:350
190799910652853401,53127cyclictest0-21swapper22:13:310
190799910652653406,53057cyclictest19071-21cyclictest20:58:390
190799910650853476,53032cyclictest0-21swapper22:03:580
190799910650753455,53052cyclictest0-21swapper20:19:480
190799910649253464,53028cyclictest0-21swapper21:35:200
190799910647453410,53064cyclictest0-21swapper20:43:150
190799910647053440,53030cyclictest0-21swapper19:24:520
190799910646153457,53004cyclictest0-21swapper20:06:340
190799910645753405,53052cyclictest0-21swapper22:45:300
190799910644153440,53001cyclictest0-21swapper00:23:580
190799910641753427,52990cyclictest0-21swapper23:00:440
190799910635153403,52857cyclictest19071-21cyclictest23:07:360
190799910628353436,52847cyclictest0-21swapper21:11:130
190799910626653393,52807cyclictest0-21swapper20:39:230
190799910625753455,52802cyclictest0-21swapper23:11:270
190799910622153476,52745cyclictest0-21swapper21:06:110
190799910620253422,52780cyclictest0-21swapper19:51:200
190799910620053482,52718cyclictest0-21swapper23:18:290
190799910619853424,52774cyclictest0-21swapper00:18:470
190799910618553461,52724cyclictest0-21swapper19:41:170
190799910615553400,52755cyclictest0-21swapper20:45:350
190799910615153437,52714cyclictest0-21swapper21:55:450
190799910614253444,52698cyclictest0-21swapper20:28:400
190799910613453467,52667cyclictest0-21swapper19:31:140
190799910599153069,52919cyclictest7095-21ssh22:24:340
190799910582353339,52471cyclictest0-21swapper23:38:350
190799910558352965,52616cyclictest16461-21ssh22:37:480
190799910558253065,52514cyclictest13378-21munin-node21:45:220
190799910515853048,52108cyclictest0-21swapper00:03:420
19079995397253371,505cyclictest3358-21ssh22:18:520
19079995393553371,474cyclictest0-21swapper21:17:450
19079995381953381,438cyclictest0-21swapper20:24:490
19079995366828,53640cyclictest0-21swapper23:50:490
19079995362725,0cyclictest0-21swapper00:11:150
19079995360553429,176cyclictest0-21swapper19:56:410
19079995359153439,152cyclictest0-21swapper00:33:110
19079995358953438,151cyclictest0-21swapper20:13:460
19079995357326,53447cyclictest30443-21ssh21:23:560
19079995352353476,47cyclictest0-21swapper21:00:500
1907999534562,53364cyclictest19071-21cyclictest23:41:560
19079995336427,53337cyclictest0-21swapper22:57:130
19079995300429,52975cyclictest0-21swapper22:31:060
19079995278625,52761cyclictest0-21swapper22:28:250
190799924781090,1264cyclictest19943-21ssh22:42:590
190799923781062,1188cyclictest5535-21ssh23:56:200
190799923271082,1145cyclictest17234-21ssh23:25:510
190799923211103,1169cyclictest2679-21devkit-power-da20:50:070
190799921731050,1001cyclictest0-21swapper19:19:000
190799921541039,1064cyclictest942-21ssh21:27:570
19079992149986,1128cyclictest0-21swapper20:02:030
190799921091044,1030cyclictest0-21swapper19:37:460
190799919391024,821cyclictest3950irq/9-acpi21:41:010
190799919261051,780cyclictest0-21swapper23:24:110
190799915881098,372cyclictest0-21swapper19:47:280
190799915651012,516cyclictest21718-21ssh23:33:140
190799914771095,318cyclictest3950irq/9-acpi00:39:330
190799914691100,369cyclictest0-21swapper19:28:330
19079991068614,451cyclictest6085-21hwlatdetect-tra19:11:080
1002321980,2sleep06085-21hwlatdetect-tra19:07:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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