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2026-06-11 - 07:15
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackeslot3.osadl.org (updated Thu Jun 11, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3923487996461,2cyclictest0-21swapper/119:20:081
3923487996446,16cyclictest1761500-1kworker/1:1H00:23:431
3923487996360,2cyclictest0-21swapper/121:14:131
3923487996343,19cyclictest3988858-21kworker/1:121:55:001
3923487996159,1cyclictest0-21swapper/122:31:411
3923487996158,2cyclictest0-21swapper/119:16:081
3923487996143,17cyclictest3988858-21kworker/1:121:55:011
392348799610,60cyclictest0-21swapper/122:03:421
3923487995941,17cyclictest3947945-21kworker/1:020:30:001
3923487995938,20cyclictest3926855-21kworker/1:019:34:591
3923487995842,15cyclictest1761500-1kworker/1:1H21:40:131
3923487995841,16cyclictest4025857-21kworker/1:122:35:141
3923487995742,14cyclictest4099280-21kworker/1:200:08:361
3923487995742,14cyclictest4099280-21kworker/1:200:00:131
3923487995742,14cyclictest4050558-21kworker/1:022:54:141
3923487995742,14cyclictest3964805-21kworker/1:021:20:421
3923487995742,14cyclictest3919147-21kworker/1:219:10:011
3923487995741,15cyclictest4055128-21kworker/1:123:00:141
3923487995740,16cyclictest3944588-21kworker/1:220:15:141
3923487995641,14cyclictest4124631-21kworker/1:100:25:121
3923487995641,14cyclictest4064365-21kworker/1:023:10:111
3923487995641,14cyclictest4007733-21kworker/1:222:05:421
3923487995641,14cyclictest3957183-21kworker/1:020:55:131
3923487995641,14cyclictest3951672-21kworker/1:220:45:141
3923487995641,14cyclictest3951672-21kworker/1:220:40:071
3923487995641,14cyclictest3940547-21kworker/1:120:10:321
3923487995641,14cyclictest3940547-21kworker/1:120:01:071
3923487995641,14cyclictest1761500-1kworker/1:1H23:35:141
3923487995640,15cyclictest4055128-21kworker/1:123:05:121
3923487995637,18cyclictest4071962-21kworker/1:223:19:481
3923487995540,14cyclictest4116746-21kworker/1:000:13:371
3923487995540,14cyclictest4094649-21kworker/1:023:45:001
3923487995540,14cyclictest4081040-21kworker/1:223:34:161
3923487995540,14cyclictest4055128-21kworker/1:123:25:221
3923487995540,14cyclictest3970954-21kworker/1:121:25:001
3923487995540,14cyclictest3960288-21kworker/1:221:05:011
3923487995540,14cyclictest3957183-21kworker/1:021:01:441
3923487995540,14cyclictest3940547-21kworker/1:120:05:131
3923487995539,15cyclictest4055128-21kworker/1:123:20:131
3923487995539,15cyclictest3935350-21kworker/1:119:45:141
3923487995539,15cyclictest1761500-1kworker/1:1H19:56:051
3923487995537,17cyclictest4104146-21kworker/1:323:55:151
3923487995536,18cyclictest4041481-21kworker/1:022:45:131
3923492995451,2cyclictest551659-1kworker/3:1H21:47:473
3923491995449,3cyclictest3159930-1kworker/2:1H00:32:232
3923487995439,14cyclictest4133828-21kworker/1:000:39:591
3923487995439,14cyclictest4012268-21kworker/1:122:15:081
3923487995439,14cyclictest3946407-21kworker/1:320:24:121
3923487995438,15cyclictest4120266-21kworker/1:300:15:131
3923487995438,15cyclictest4027356-21kworker/1:322:25:151
3923487995438,15cyclictest3937134-21kworker/1:319:50:421
3923487995436,17cyclictest4050558-21kworker/1:022:55:141
3923487995436,17cyclictest3947945-21kworker/1:020:30:121
392348799540,2cyclictest0-21swapper/123:51:411
3923492995347,4cyclictest551659-1kworker/3:1H22:37:043
3923491995349,3cyclictest3159930-1kworker/2:1H22:44:432
3923487995338,14cyclictest4021242-21kworker/1:222:20:011
3923487995338,14cyclictest3975333-21kworker/1:221:30:141
3923487995338,14cyclictest3926855-21kworker/1:019:40:171
3923487995336,16cyclictest4124631-21kworker/1:100:30:131
3923487995336,16cyclictest3947945-21kworker/1:020:35:121
392348799531,51cyclictest0-21swapper/121:15:421
3923484995348,3cyclictest3998393-21kworker/0:222:06:220
3923491995247,3cyclictest3985594-21kworker/2:221:50:182
3923491995247,3cyclictest3159930-1kworker/2:1H20:55:062
3923487995237,14cyclictest4081040-21kworker/1:223:40:141
3923487995237,14cyclictest4025857-21kworker/1:122:40:131
3923487995236,15cyclictest3926855-21kworker/1:019:35:161
3923487995236,15cyclictest1761500-1kworker/1:1H22:10:141
3923487995233,17cyclictest3988858-21kworker/1:121:45:281
3923484995248,3cyclictest3998393-21kworker/0:222:25:210
3923484995248,3cyclictest1838403-1kworker/0:1H21:09:070
3923484995248,2cyclictest3943059-21kworker/0:221:36:180
3923492995148,2cyclictest4043699-21kworker/3:023:46:123
3923492995147,3cyclictest551659-1kworker/3:1H20:49:063
3923491995146,3cyclictest3159930-1kworker/2:1H20:30:412
3923487995135,15cyclictest3981090-21kworker/1:021:36:191
3923492995045,3cyclictest551659-1kworker/3:1H23:15:123
3923492995044,4cyclictest551659-1kworker/3:1H21:50:373
3923491995046,2cyclictest3159930-1kworker/2:1H19:35:132
3923491995045,3cyclictest3159930-1kworker/2:1H22:05:132
3923487995035,14cyclictest3951672-21kworker/1:220:50:141
3923484995047,2cyclictest1838403-1kworker/0:1H20:25:490
3923484995045,3cyclictest1838403-1kworker/0:1H21:59:120
3923484995045,3cyclictest1838403-1kworker/0:1H00:33:240
3923484995044,4cyclictest1838403-1kworker/0:1H21:51:420
3923492994946,2cyclictest4043699-21kworker/3:023:09:563
3923492994946,2cyclictest4043699-21kworker/3:022:54:553
3923492994946,2cyclictest3973849-21kworker/3:122:05:063
3923492994945,3cyclictest3973849-21kworker/3:121:35:013
3923492994945,2cyclictest3973849-21kworker/3:121:25:133
3923491994944,4cyclictest3159930-1kworker/2:1H23:56:562
3923491994944,3cyclictest3159930-1kworker/2:1H19:25:382
3923484994945,3cyclictest1838403-1kworker/0:1H22:43:140
3923492994845,2cyclictest551659-1kworker/3:1H20:16:423
3923492994845,2cyclictest3973849-21kworker/3:121:38:413
3923492994844,3cyclictest551659-1kworker/3:1H00:34:243
3923492994844,2cyclictest551659-1kworker/3:1H19:34:543
3923492994843,3cyclictest551659-1kworker/3:1H21:10:413
3923492994843,3cyclictest551659-1kworker/3:1H00:20:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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