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2025-12-02 - 16:56
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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 Dec 02, 2025 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1952999209797105333,104462cyclictest0-21swapper07:11:390
195299910697953447,53466cyclictest0-21swapper08:36:230
195299910650553422,53083cyclictest0-21swapper07:20:120
195299910650353471,53032cyclictest0-21swapper07:52:410
195299910632253478,52844cyclictest0-21swapper08:53:490
195299910631153427,52821cyclictest24985-21kworker/0:107:26:230
195299910622253474,52748cyclictest0-21swapper09:25:480
195299910616953407,52762cyclictest0-21swapper07:36:460
195299910614353439,52704cyclictest0-21swapper09:09:030
195299910614253434,52708cyclictest0-21swapper08:30:420
195299910613053046,53082cyclictest0-21swapper12:21:480
195299910612453037,53082cyclictest0-21swapper11:14:190
195299910610152999,53100cyclictest0-21swapper10:51:220
195299910608552987,53096cyclictest0-21swapper09:01:510
195299910604052967,53071cyclictest0-21swapper08:18:580
195299910603352962,53069cyclictest0-21swapper08:49:270
195299910602352945,53076cyclictest0-21swapper12:25:500
195299910592552885,53038cyclictest0-21swapper09:40:220
195299910575152986,52763cyclictest15754-21ssh10:47:310
195299910571753068,52646cyclictest8173-21ssh11:20:110
19529991054758,105465cyclictest0-21swapper09:45:330
195299910516253064,52096cyclictest0-21swapper07:15:300
195299910515253047,52104cyclictest0-21swapper07:48:000
195299910515153063,52086cyclictest0-21swapper12:15:060
195299910514753047,52098cyclictest0-21swapper10:15:320
195299910514553049,52091cyclictest0-21swapper09:50:550
195299910511753026,52089cyclictest0-21swapper12:03:430
195299910511053013,52096cyclictest0-21swapper11:59:320
195299910510653001,52103cyclictest0-21swapper12:38:330
195299910509652990,52104cyclictest0-21swapper12:31:310
195299910508452986,52097cyclictest0-21swapper09:38:410
195299910508252987,52093cyclictest0-21swapper11:44:380
195299910506852978,52088cyclictest0-21swapper09:11:240
195299910504952942,52102cyclictest0-21swapper10:14:120
195299910504852947,52099cyclictest0-21swapper09:18:050
195299910504752959,52086cyclictest0-21swapper08:12:270
195299910499152896,52093cyclictest0-21swapper11:05:060
195299910498852908,52078cyclictest0-21swapper08:41:250
195299910498252900,52080cyclictest0-21swapper08:04:340
1952999531298,53119cyclictest0-21swapper08:57:400
1952999531228,53112cyclictest0-21swapper12:06:440
19529995310911,5cyclictest0-21swapper12:10:550
19529995306925,52951cyclictest0-21swapper11:25:320
19529995305927,53032cyclictest0-21swapper07:57:220
195299923281102,1125cyclictest1911-21snmpd07:32:050
195299919661013,831cyclictest2103-21runrttasks11:30:440
195299918921100,693cyclictest175502sleep008:21:590
195299916991068,539cyclictest19528-21cyclictest08:28:210
19529991547733,811cyclictest0-21swapper10:59:550
19529991538722,808cyclictest0-21swapper10:36:180
195299915341071,370cyclictest0-21swapper09:34:100
195299915031014,425cyclictest0-21swapper07:43:480
19529991502694,800cyclictest0-21swapper10:08:400
195299913961022,374cyclictest0-21swapper11:52:400
195299913951065,330cyclictest0-21swapper09:56:260
195299913931020,373cyclictest0-21swapper08:06:050
19529991370664,703cyclictest0-21swapper10:23:140
19529991314716,587cyclictest4569-21ssh10:33:170
19529991297642,652cyclictest0-21swapper11:16:200
19529991297635,660cyclictest0-21swapper10:04:290
19529991280650,627cyclictest10942-21ssh10:40:490
19529991276586,687cyclictest0-21swapper11:04:360
19529991246620,624cyclictest0-21swapper11:35:450
19529991191565,624cyclictest0-21swapper09:24:370
19529991104471,631cyclictest0-21swapper10:25:150
1952999852267,490cyclictest2739-21devkit-power-da11:49:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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