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2026-01-20 - 10:01
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 Tue Jan 20, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
256419910729553456,53743cyclictest30601-21ssh00:05:330
256419910699253466,53430cyclictest31211-21runrttasks21:08:520
256419910681953396,53359cyclictest9-21ksoftirqd/020:51:580
256419910670153455,53246cyclictest0-21swapper23:37:250
256419910668253461,53130cyclictest6210-1kworker/u3:022:49:110
256419910662053419,53201cyclictest0-21swapper22:05:390
256419910649853470,53028cyclictest0-21swapper21:55:360
256419910646153466,52995cyclictest0-21swapper19:53:010
256419910644753412,52971cyclictest9-21ksoftirqd/019:41:570
256419910644353444,52999cyclictest0-21swapper19:56:220
256419910642753432,52995cyclictest0-21swapper22:22:440
256419910642253404,53018cyclictest0-21swapper20:27:510
256419910640853455,52953cyclictest0-21swapper23:21:010
256419910636153405,52864cyclictest0-21swapper19:48:590
256419910634253424,52918cyclictest0-21swapper20:37:330
256419910620853468,52740cyclictest0-21swapper22:01:580
256419910619953460,52739cyclictest0-21swapper20:43:350
256419910619253458,52734cyclictest0-21swapper19:38:160
256419910618653414,52772cyclictest0-21swapper19:32:350
256419910618453454,52730cyclictest0-21swapper19:28:130
256419910579452923,52869cyclictest13959-21ssh22:59:040
256419910517153064,52105cyclictest0-21swapper00:00:420
25641995333926,53313cyclictest0-21swapper00:16:370
25641995332726,53301cyclictest0-21swapper21:53:250
25641995296052936,23cyclictest0-21swapper22:11:510
25641995295927,52839cyclictest0-21swapper23:14:590
25641995276825,52743cyclictest0-21swapper21:22:060
256419952322743,2479cyclictest2679-21devkit-power-da21:44:030
256419949792721,2255cyclictest2679-21devkit-power-da00:37:330
256419925021092,1285cyclictest16100-21ssh22:16:420
256419924861084,1302cyclictest2120-21ssh23:26:520
256419924351062,1279cyclictest3950irq/9-acpi21:38:010
256419923811047,1210cyclictest1907-21snmpd20:02:030
256419923161062,1187cyclictest3950irq/9-acpi21:27:280
256419923061043,1196cyclictest3950irq/9-acpi23:46:580
256419922791082,1072cyclictest346-21ssh21:10:330
256419922491099,1058cyclictest9-21ksoftirqd/023:15:590
256419922471029,1098cyclictest0-21swapper20:18:380
256419921571057,1008cyclictest9-21ksoftirqd/023:04:460
256419920661094,880cyclictest3644-21kworker/0:000:26:490
256419920151083,838cyclictest3950irq/9-acpi23:59:520
256419920021025,856cyclictest0-21swapper21:04:310
256419919691094,810cyclictest134850irq/9-eth022:29:060
25641991961958,966cyclictest1907-21snmpd21:19:350
256419919571032,803cyclictest0-21swapper20:08:250
256419919491043,813cyclictest0-21swapper20:20:080
256419919421040,808cyclictest0-21swapper20:32:120
256419919211051,804cyclictest134850irq/9-eth021:33:090
25641991903935,932cyclictest14656-21ssh23:44:570
256419918261055,645cyclictest28172-21ssh21:49:540
25641991818989,792cyclictest2079-21ssh00:11:050
25641991811985,790cyclictest16379-21ssh00:30:300
256419918101091,627cyclictest134850irq/9-eth022:38:180
256419917871098,622cyclictest3950irq/9-acpi23:32:140
256419916651083,582cyclictest0-21swapper19:24:520
256419916481078,570cyclictest0-21swapper20:11:360
256419916191099,454cyclictest0-21swapper22:51:420
256419916101059,551cyclictest0-21swapper23:05:460
25641991604784,811cyclictest0-21swapper22:34:070
256419915881098,426cyclictest3950irq/9-acpi23:52:400
256419915051010,428cyclictest0-21swapper22:40:390
256419914161075,341cyclictest0-21swapper00:20:480
25641991146603,540cyclictest30017-21grep19:15:000
25641991125501,622cyclictest0-21swapper20:57:390
25641991119493,624cyclictest0-21swapper20:47:260
25641991116590,524cyclictest16142-21hwlatdetect-tra19:18:410
158692900,2sleep015868-21wc19:09:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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