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2025-12-26 - 05:09
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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 Dec 26, 2025 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
286519910678553396,53295cyclictest0-21swapper23:32:240
286519910677053458,53246cyclictest0-21swapper00:31:410
286519910666253417,53245cyclictest0-21swapper20:08:360
286519910663153414,53121cyclictest1741-21hald20:53:290
286519910662653461,53165cyclictest0-21swapper22:48:420
286519910657553389,53096cyclictest0-21swapper20:27:410
286519910654853408,53140cyclictest0-21swapper00:10:350
286519910654253402,53140cyclictest0-21swapper22:06:300
286519910653953384,53091cyclictest0-21swapper21:56:370
286519910653453415,53119cyclictest0-21swapper20:45:460
286519910653253414,53118cyclictest0-21swapper00:02:430
286519910652553474,53051cyclictest0-21swapper20:38:140
286519910651553469,53046cyclictest0-21swapper00:36:430
286519910650353473,53030cyclictest0-21swapper21:14:150
286519910649853426,53072cyclictest0-21swapper22:03:390
286519910645153450,53001cyclictest0-21swapper20:41:450
286519910643253395,53037cyclictest0-21swapper23:02:560
286519910643153392,53039cyclictest0-21swapper23:38:160
286519910642653430,52996cyclictest0-21swapper22:24:150
286519910636753475,52892cyclictest0-21swapper21:08:230
286519910634253458,52793cyclictest0-21swapper00:20:080
286519910628153455,52713cyclictest0-21swapper19:40:070
286519910625553386,52803cyclictest0-21swapper19:38:570
286519910622553470,52719cyclictest0-21swapper20:59:400
286519910621853466,52715cyclictest0-21swapper23:46:280
286519910614553439,52706cyclictest0-21swapper20:30:420
286519910552353019,52498cyclictest9619-21ssh21:23:570
286519910514453021,52121cyclictest0-21swapper21:52:050
286519910507752967,52108cyclictest0-21swapper22:57:340
286519910502852933,52093cyclictest0-21swapper22:13:420
28651995357253395,177cyclictest0-21swapper19:56:120
28651995355029,53456cyclictest9-21ksoftirqd/000:28:510
28651995344326,53417cyclictest0-21swapper23:44:280
28651995335624,53238cyclictest0-21swapper20:02:540
28651995319525,0cyclictest0-21swapper23:57:420
28651995319518,426cyclictest14392-21ssh22:18:430
28651995296127,52934cyclictest0-21swapper19:33:050
28651995296026,52934cyclictest0-21swapper20:14:270
28651995291727,52890cyclictest0-21swapper20:17:480
286519924391101,1213cyclictest2272-21munin-node21:04:020
286519923671097,1202cyclictest3950irq/9-acpi21:18:160
286519922651098,1066cyclictest24258-21ssh00:08:350
286519922521052,1156cyclictest9-21ksoftirqd/021:34:100
286519921731052,1022cyclictest29908-21ssh00:16:070
286519920691023,1011cyclictest0-21swapper23:26:530
286519920621022,1006cyclictest0-21swapper23:51:300
286519920511017,1000cyclictest0-21swapper22:50:020
286519920371087,857cyclictest0-21swapper19:23:430
28651992016987,1008cyclictest0-21swapper22:32:070
286519919431014,836cyclictest9-21ksoftirqd/021:44:430
286519918711098,676cyclictest19244-21ssh23:13:390
286519918631080,783cyclictest0-21swapper19:50:400
286519918471026,786cyclictest21273-21ssh22:28:560
28651991826955,833cyclictest24987-21ssh23:21:210
286519918181023,759cyclictest2099-21runrttasks20:23:300
286519917641034,605cyclictest31733-21ssh22:44:410
286519917231101,525cyclictest312822sleep019:48:500
28651991648956,675cyclictest18456-21sh21:36:010
286519916181012,569cyclictest15086-21ssh23:06:570
286519915971092,505cyclictest0-21swapper21:46:040
28651991581773,804cyclictest0-21swapper21:29:090
286519915811004,543cyclictest134850irq/9-eth022:37:280
286519915211092,365cyclictest3950irq/9-acpi19:28:440
286519915121010,412cyclictest9-21ksoftirqd/023:17:000
28651991105608,493cyclictest6666-21smart_sda19:15:300
28651991091602,486cyclictest32486-21hwlatdetect-tra19:10:190
1924922100,1sleep019250-21hwlatdetect-tra19:07:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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