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2026-06-16 - 17:30
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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 Tue Jun 16, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
61999910719453460,53670cyclictest134850irq/9-eth012:12:530
61999910670153440,53170cyclictest10-21rcuc/007:30:020
61999910663553411,53132cyclictest0-21swapper10:07:470
61999910662653487,53139cyclictest0-21swapper08:38:310
61999910661853477,53141cyclictest0-21swapper08:18:560
61999910660953417,53101cyclictest9-21ksoftirqd/009:31:060
61999910658453441,53050cyclictest0-21swapper09:03:590
61999910655753393,53099cyclictest0-21swapper09:27:560
61999910654253411,53039cyclictest0-21swapper11:21:080
61999910653053381,53085cyclictest0-21swapper11:46:250
61999910651853479,53039cyclictest0-21swapper09:08:500
61999910651653476,53040cyclictest0-21swapper08:06:020
61999910651553436,53079cyclictest0-21swapper10:56:410
61999910650953474,53035cyclictest0-21swapper11:35:320
61999910650553470,53035cyclictest0-21swapper11:50:370
61999910649853474,53024cyclictest0-21swapper10:16:400
61999910649653470,53026cyclictest0-21swapper10:44:380
61999910649453468,53026cyclictest0-21swapper08:41:220
61999910649053466,53024cyclictest0-21swapper12:23:360
61999910647653455,53021cyclictest0-21swapper12:28:180
61999910646953459,53010cyclictest0-21swapper07:35:030
61999910646453452,53012cyclictest0-21swapper09:52:130
61999910644653456,52990cyclictest0-21swapper11:12:260
61999910644253441,53001cyclictest0-21swapper07:12:060
61999910643853397,53041cyclictest0-21swapper11:04:430
61999910640553422,52983cyclictest0-21swapper12:17:140
61999910640353420,52983cyclictest0-21swapper10:22:310
61999910629553395,52807cyclictest0-21swapper07:42:550
61999910625953448,52811cyclictest0-21swapper08:49:240
61999910621153451,52760cyclictest0-21swapper07:46:360
61999910620753466,52741cyclictest0-21swapper09:22:240
61999910619853460,52738cyclictest0-21swapper08:57:370
61999910619153459,52732cyclictest0-21swapper07:15:470
61999910616453445,52719cyclictest0-21swapper07:27:310
61999910615653400,52756cyclictest0-21swapper11:18:070
61999910614053393,52747cyclictest0-21swapper10:35:350
61999910613253434,52698cyclictest0-21swapper07:58:200
61999910612053426,52694cyclictest0-21swapper08:33:200
61999910611753422,52695cyclictest0-21swapper08:20:560
61999910578453277,52507cyclictest0-21swapper10:47:080
61999910529253041,52247cyclictest0-21swapper09:57:440
6199995353926,53513cyclictest0-21swapper10:52:000
6199995348627,53459cyclictest0-21swapper08:29:590
6199995340226,53376cyclictest0-21swapper10:12:480
6199995334428,53224cyclictest6198-21cyclictest08:11:230
6199995328027,53157cyclictest0-21swapper12:09:220
6199995308025,53055cyclictest0-21swapper11:09:350
61999925551086,1369cyclictest11307-21ssh10:26:220
61999924061001,1254cyclictest30425-21ssh11:43:250
61999923651024,1249cyclictest12739-21kworker/u2:109:45:310
61999923591090,1145cyclictest30451-21ssh12:30:380
61999921151088,903cyclictest2099-21runrttasks07:21:290
61999920781100,914cyclictest134850irq/9-eth009:38:490
61999920671047,894cyclictest11122-21ssh12:02:200
61999920161033,889cyclictest0-21swapper09:11:010
61999919851026,907cyclictest27950-21ssh10:04:060
61999919331094,714cyclictest3261-21gnome-power-man08:54:060
6199991930950,956cyclictest0-21swapper09:19:230
61999919161003,876cyclictest6979-21ssh11:55:380
61999918321024,773cyclictest0-21swapper08:00:400
6199991748930,785cyclictest9-21ksoftirqd/011:33:420
61999917441092,652cyclictest0-21swapper11:27:200
61999917101063,647cyclictest0-21swapper09:41:490
6199991703995,671cyclictest669-21ssh12:35:190
6199991683985,662cyclictest15695-21ssh10:33:340
61999916291084,545cyclictest0-21swapper07:51:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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