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2026-04-15 - 02:26
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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
Characteristics of the highest latencies:
System rack6slot5.osadl.org (updated Wed Apr 15, 2026 00:43:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
435699109255608,5307cyclictest13192-21kworker/0:220:54:080
435699103245363,4910cyclictest14504-21kworker/0:122:52:430
435699102575378,4875cyclictest13192-21kworker/0:220:20:050
43569998935149,4692cyclictest13192-21kworker/0:219:35:120
43569990094760,4246cyclictest13192-21kworker/0:219:13:070
43569988234559,4253cyclictest13192-21kworker/0:220:13:570
43569987904598,4141cyclictest13192-21kworker/0:220:00:510
43569987534522,4219cyclictest13192-21kworker/0:220:46:460
43569986024501,4049cyclictest30664-21kworker/0:000:03:440
43569985954594,3941cyclictest13192-21kworker/0:220:31:470
43569984304362,4053cyclictest2616-21kworker/0:021:48:150
43569982694135,4083cyclictest13192-21kworker/0:219:26:130
43569981844390,3734cyclictest30664-21kworker/0:023:52:300
43569980964244,3810cyclictest23067-21kworker/0:123:39:290
43569979394091,3833cyclictest20068-21kworker/0:023:30:230
43569979294164,3723cyclictest13192-21kworker/0:219:30:490
43569978604065,3780cyclictest23067-21kworker/0:123:41:290
43569976803946,3684cyclictest24052-21kworker/0:121:37:240
43569976564123,3518cyclictest13192-21kworker/0:219:49:300
43569975453770,3715cyclictest13192-21kworker/0:219:44:280
43569974364045,3367cyclictest14504-21kworker/0:122:21:320
43569974304018,3361cyclictest13192-21kworker/0:220:18:420
43569973723683,3637cyclictest13192-21kworker/0:219:17:560
43569973224005,3306cyclictest13192-21kworker/0:220:26:320
43569973193873,3423cyclictest14504-21kworker/0:122:55:340
43569972893958,3271cyclictest2616-21kworker/0:021:58:110
43569972483841,3384cyclictest14504-21kworker/0:122:11:250
43569972333963,3259cyclictest13192-21kworker/0:221:01:070
43569970543746,3293cyclictest30664-21kworker/0:000:06:430
43569970463643,3388cyclictest7433-21kworker/0:023:04:550
43569969763812,3121cyclictest14504-21kworker/0:122:19:310
43569969713732,3228cyclictest13192-21kworker/0:220:39:460
43569969143584,3307cyclictest17932-21kworker/0:021:16:590
43569968093505,3261cyclictest14504-21kworker/0:122:40:590
43569967073599,3097cyclictest13192-21kworker/0:219:56:210
43569966723537,3092cyclictest24052-21kworker/0:121:24:230
43569965673586,2938cyclictest14504-21kworker/0:122:08:140
43569965493577,2930cyclictest13192-21kworker/0:220:59:320
43569965403305,3220cyclictest15090-21kworker/0:000:31:330
43569965173603,2903cyclictest13192-21kworker/0:219:23:380
43569964833371,3088cyclictest2616-21kworker/0:022:00:100
43569964153407,2957cyclictest13192-21kworker/0:219:54:440
43569964123329,3069cyclictest20068-21kworker/0:023:28:220
43569963673421,2935cyclictest7433-21kworker/0:023:06:300
43569963443305,3024cyclictest12093-21kworker/0:200:19:430
43569962563338,2866cyclictest15090-21kworker/0:000:29:290
43569961523264,2873cyclictest14504-21kworker/0:122:29:370
43569960503245,2791cyclictest7433-21kworker/0:023:16:030
43569958933192,2689cyclictest13192-21kworker/0:221:08:340
43569946362563,2062cyclictest13192-21kworker/0:220:08:030
43569946052403,2150cyclictest17932-21kworker/0:021:14:470
43569942962575,1704cyclictest14504-21kworker/0:122:31:330
38782781185,204sleep00-21swapper19:06:570
43569950461,257cyclictest28339-21expr22:35:520
43569948452,371cyclictest10421-21ssh00:15:030
4356994511,436cyclictest3007-21ssh23:59:260
43569944464,198cyclictest13-21rcuc/000:21:080
43569943356,192cyclictest1168-21fschecks_time22:46:310
4356994260,249cyclictest14072-21ssh23:14:560
43569942350,358cyclictest7237-21ssh21:51:460
43569940846,302cyclictest21052-21ssh00:36:040
43569940041,296cyclictest28850-21sort23:45:190
43569939837,361cyclictest0-21swapper20:42:100
43569938916,359cyclictest12-21rcu_preempt21:42:450
43569936613,340cyclictest18553-21ssh23:23:080
43569926323,226cyclictest27042-21ssh21:28:130
43569925424,201cyclictest345450irq/10-yenta21:32:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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