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2026-03-20 - 14:57
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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 376 highest latencies:
System rack6slot6 (updated Fri Mar 20, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
289499910669853429,53269cyclictest0-21swapper08:52:380
289499910667253459,53213cyclictest0-21swapper11:39:560
289499910659653470,53126cyclictest0-21swapper09:59:070
289499910655053390,53095cyclictest0-21swapper10:36:280
289499910654653448,53098cyclictest0-21swapper09:24:270
289499910651153474,53037cyclictest0-21swapper12:35:020
289499910645853445,53013cyclictest0-21swapper11:32:440
289499910644753400,53047cyclictest0-21swapper10:27:350
289499910644253441,53001cyclictest0-21swapper08:42:150
289499910642353430,52993cyclictest0-21swapper12:30:510
289499910635453396,52958cyclictest0-21swapper08:32:320
289499910627553424,52785cyclictest0-21swapper08:37:540
289499910627453393,52816cyclictest0-21swapper08:55:090
289499910625353384,52804cyclictest0-21swapper07:10:490
289499910620853467,52741cyclictest0-21swapper08:14:070
289499910620753467,52740cyclictest0-21swapper07:23:420
289499910620753454,52753cyclictest0-21swapper09:07:320
289499910620053468,52732cyclictest0-21swapper07:46:490
289499910619153462,52729cyclictest0-21swapper08:21:090
289499910618253458,52724cyclictest0-21swapper11:23:410
289499910617453449,52725cyclictest0-21swapper11:56:510
289499910616253403,52759cyclictest0-21swapper09:19:460
289499910615653442,52714cyclictest0-21swapper10:06:290
289499910615153397,52754cyclictest0-21swapper12:22:180
289499910612353429,52694cyclictest0-21swapper08:15:070
289499910609653009,53082cyclictest0-21swapper10:42:200
289499910609553001,53092cyclictest0-21swapper12:11:250
289499910605852987,53069cyclictest0-21swapper07:50:200
289499910604452956,53086cyclictest0-21swapper08:00:330
289499910599252914,53076cyclictest0-21swapper11:40:360
289499910585452930,52922cyclictest7606-21ssh10:31:360
289499910565452937,52714cyclictest20161-21ssh10:04:290
289499910563053022,52606cyclictest22612-21ssh10:53:330
289499910562253178,52432cyclictest11421-21ssh09:51:050
289499910550253060,52440cyclictest29338-21ssh10:16:320
289499910537353086,52277cyclictest0-21swapper10:48:110
289499910516753059,52106cyclictest0-21swapper07:15:500
289499910515153030,52119cyclictest0-21swapper10:10:000
289499910514653046,52098cyclictest0-21swapper11:50:090
289499910511952995,52122cyclictest0-21swapper09:28:080
289499910507952980,52097cyclictest0-21swapper11:08:170
289499910507352978,52093cyclictest0-21swapper11:19:500
289499910506652969,52095cyclictest0-21swapper11:00:250
289499910503552977,52056cyclictest0-21swapper11:26:020
289499910503052940,52085cyclictest0-21swapper11:14:490
28949995350127,0cyclictest0-21swapper07:39:470
28949995332124,53229cyclictest0-21swapper12:08:240
28949995283425,52809cyclictest0-21swapper09:01:410
289499950392528,2508cyclictest2679-21devkit-power-da11:48:290
289499925021079,1297cyclictest2099-21runrttasks07:40:070
289499923261036,1198cyclictest134850irq/9-eth009:30:290
289499921671012,1030cyclictest2099-21runrttasks07:28:340
28949991959952,973cyclictest0-21swapper07:57:020
289499919051034,777cyclictest0-21swapper10:57:540
289499917331011,686cyclictest15341-21ssh12:15:060
289499917171087,504cyclictest5301-21runrttasks08:48:570
289499917171022,628cyclictest0-21swapper10:22:240
289499915191096,423cyclictest0-21swapper08:26:000
289499914691021,411cyclictest64312sleep007:32:450
289499914501095,355cyclictest0-21swapper09:36:410
289499914451090,355cyclictest0-21swapper09:42:320
289499914371084,353cyclictest0-21swapper09:12:130
289499914041067,337cyclictest0-21swapper12:26:500
289499913871057,330cyclictest0-21swapper09:45:330
289499913811014,367cyclictest0-21swapper12:01:220
2894999100827,981cyclictest0-21swapper08:05:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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