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2026-03-20 - 02:36
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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 Fri Mar 20, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
226499910736953424,53848cyclictest22995-21ssh00:13:180
226499910685553459,53300cyclictest28178-21diskmemload23:38:580
226499910660653479,53037cyclictest0-21swapper00:08:070
226499910660153475,53126cyclictest0-21swapper20:37:560
226499910659053470,53029cyclictest0-21swapper00:18:500
226499910658653433,53153cyclictest0-21swapper22:11:430
226499910657353403,53103cyclictest0-21swapper00:32:240
226499910654553389,53066cyclictest0-21swapper21:16:070
226499910653753457,53080cyclictest0-21swapper19:41:200
226499910653053437,53093cyclictest0-21swapper21:09:250
226499910652753475,53052cyclictest0-21swapper22:25:370
226499910651853478,53040cyclictest0-21swapper23:02:580
226499910651553462,52956cyclictest2099-21runrttasks20:57:520
226499910650853477,53031cyclictest0-21swapper21:51:580
226499910649453469,53025cyclictest0-21swapper23:27:450
226499910647353461,53012cyclictest0-21swapper22:44:530
226499910646653411,53055cyclictest0-21swapper21:40:540
226499910645853447,53011cyclictest0-21swapper22:59:170
226499910643753396,53041cyclictest0-21swapper22:16:050
226499910630853437,52871cyclictest0-21swapper20:47:490
226499910630753463,52735cyclictest0-21swapper20:25:330
226499910628653388,52806cyclictest0-21swapper21:45:560
226499910627253394,52813cyclictest0-21swapper23:58:440
226499910621053474,52736cyclictest0-21swapper20:33:050
226499910619953465,52734cyclictest0-21swapper23:46:210
226499910614753437,52710cyclictest0-21swapper19:28:560
226499910614553435,52710cyclictest0-21swapper20:11:090
226499910611553420,52695cyclictest0-21swapper19:37:290
226499910611453420,52694cyclictest0-21swapper19:48:020
226499910521352968,52243cyclictest23540-21ssh22:38:310
22649995384227,53694cyclictest0-21swapper00:02:050
22649995382453383,441cyclictest0-21swapper20:52:300
22649995373827,53611cyclictest18969-21ssh22:30:490
22649995332324,53207cyclictest0-21swapper20:22:220
22649995322325,53106cyclictest0-21swapper20:05:570
22649995318626,53038cyclictest0-21swapper00:22:110
22649995311028,53082cyclictest0-21swapper00:36:150
22649995309725,53072cyclictest0-21swapper23:08:000
226499923141101,1087cyclictest3261-21gnome-power-man23:33:170
226499923091085,1151cyclictest6262sleep020:02:060
226499922751065,1162cyclictest134850irq/9-eth022:06:320
226499922651065,1130cyclictest134850irq/9-eth021:37:030
226499921151046,1035cyclictest0-21swapper22:01:000
226499921121090,1022cyclictest0-21swapper00:29:530
226499920651096,871cyclictest11995-21ssh21:33:220
226499920321019,976cyclictest10262-21ssh23:54:530
22649992031990,1007cyclictest0-21swapper19:50:020
226499919881033,861cyclictest0-21swapper19:55:040
226499919631055,783cyclictest15262-21ssh23:14:110
226499919581019,847cyclictest0-21swapper19:30:070
22649991940940,979cyclictest0-21swapper22:48:240
22649991897902,981cyclictest0-21swapper23:21:530
226499918951052,748cyclictest9-21ksoftirqd/022:51:250
226499918911008,790cyclictest9-21ksoftirqd/021:13:470
22649991890953,898cyclictest27846-21ssh21:56:090
226499918451015,737cyclictest9-21ksoftirqd/020:16:000
226499918281023,768cyclictest4853-21ssh21:22:290
226499918231021,766cyclictest16984-21ssh23:15:320
226499917531094,659cyclictest0-21swapper22:23:470
226499917451092,653cyclictest0-21swapper21:27:200
226499916561052,604cyclictest0-21swapper21:04:140
226499915461092,362cyclictest0-21swapper23:40:090
226499915191064,365cyclictest0-21swapper20:43:180
226499914511092,359cyclictest0-21swapper19:24:250
22649991125624,498cyclictest15487-21hwlatdetect-tra19:16:230
22649991074599,471cyclictest25444-21grep19:14:520
905522540,1sleep09050-21hwlatdetect-tra19:09:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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