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2026-06-04 - 14:26
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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 highest latencies:
System rack6slot6 (updated Thu Jun 04, 2026 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
288529910703653410,53534cyclictest0-21swapper11:45:570
288529910696953422,53456cyclictest0-21swapper10:13:200
288529910670953413,53208cyclictest3950irq/9-acpi12:16:360
288529910663353421,53212cyclictest0-21swapper07:56:010
288529910660053412,53124cyclictest15002-21kworker/0:211:40:560
288529910656253412,53150cyclictest0-21swapper08:46:150
288529910655453389,53099cyclictest0-21swapper08:41:040
288529910650453474,53030cyclictest0-21swapper11:19:290
288529910648953472,53017cyclictest0-21swapper07:41:270
288529910648753462,53025cyclictest0-21swapper12:32:400
288529910647753416,53061cyclictest0-21swapper11:38:550
288529910646753411,53056cyclictest0-21swapper09:09:320
288529910645353405,53048cyclictest0-21swapper10:55:430
288529910645053401,53049cyclictest0-21swapper09:33:090
288529910643553437,52998cyclictest0-21swapper12:26:590
288529910633253461,52871cyclictest0-21swapper07:10:280
288529910626353391,52807cyclictest9-21ksoftirqd/008:01:420
288529910625953403,52794cyclictest3950irq/9-acpi11:13:180
288529910619353459,52734cyclictest0-21swapper07:54:000
288529910613053435,52695cyclictest0-21swapper09:42:520
288529910599553433,52562cyclictest0-21swapper09:03:000
288529910582853375,52453cyclictest0-21swapper07:36:450
288529910512253019,52101cyclictest0-21swapper09:15:040
28852995391253448,464cyclictest0-21swapper11:57:400
28852995386853429,439cyclictest0-21swapper12:07:130
28852995386853429,439cyclictest0-21swapper09:45:320
28852995385553392,463cyclictest0-21swapper10:48:300
28852995384053404,436cyclictest0-21swapper08:52:070
28852995356853392,176cyclictest0-21swapper08:33:010
28852995339026,53364cyclictest0-21swapper11:20:100
28852995337825,53230cyclictest2099-21runrttasks12:11:540
28852995334626,53320cyclictest0-21swapper11:26:110
28852995333425,53309cyclictest0-21swapper08:55:280
2885299532761,53181cyclictest0-21swapper10:20:320
28852995320126,53175cyclictest0-21swapper11:04:350
28852995306726,53041cyclictest0-21swapper10:28:250
28852995299352979,12cyclictest26386-21ssh11:53:490
28852995296352943,19cyclictest0-21swapper10:54:420
28852995278727,52760cyclictest0-21swapper09:53:150
288529922981090,1206cyclictest13443-21diskmemload11:34:440
288529921591091,944cyclictest21716-21ssh10:09:590
288529921331092,947cyclictest9-21ksoftirqd/009:20:450
288529921051035,1036cyclictest0-21swapper12:38:220
288529920581076,890cyclictest9-21ksoftirqd/008:26:400
28852992054999,1021cyclictest0-21swapper09:58:360
288529919751026,856cyclictest0-21swapper11:08:260
288529919561017,847cyclictest0-21swapper10:39:580
28852991952946,972cyclictest0-21swapper12:03:520
288529919201044,784cyclictest0-21swapper10:32:260
288529918981031,773cyclictest0-21swapper08:37:330
288529918911030,766cyclictest0-21swapper10:03:270
288529918751026,757cyclictest0-21swapper07:18:100
288529917401064,582cyclictest0-21swapper07:46:080
288529916701060,610cyclictest0-21swapper09:25:370
288529916271064,472cyclictest28842-21cyclictest08:07:540
288529915831012,503cyclictest3950irq/9-acpi08:23:190
288529915741047,460cyclictest0-21swapper07:30:430
288529915491020,463cyclictest9-21ksoftirqd/007:27:220
28852991537999,503cyclictest16955-21ssh09:14:230
28852991530926,580cyclictest14574-21ssh12:24:580
288529915281004,488cyclictest27780-21ssh10:18:420
288529915001010,425cyclictest0-21swapper07:20:300
288529914911052,439cyclictest0-21swapper08:10:050
288529914821000,415cyclictest0-21swapper08:15:060
288529914811094,387cyclictest0-21swapper09:38:400
28852991295904,374cyclictest12467-21ssh10:44:390
28739262837,180sleep00-21swapper07:09:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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