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2025-11-29 - 16:22
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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 100 highest latencies:
System rack6slot5.osadl.org (updated Sat Nov 29, 2025 12:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1204199110405654,5376cyclictest3525-21kworker/0:108:31:000
1204199106045532,5062cyclictest22227-21kworker/0:207:31:270
1204199105985493,5055cyclictest12599-21kworker/0:109:48:590
1204199100455116,4886cyclictest17747-21kworker/0:111:48:500
120419999014979,4911cyclictest23397-21kworker/0:010:56:290
120419998565249,4596cyclictest3525-21kworker/0:108:42:330
120419997555105,4645cyclictest15607-21kworker/0:112:38:040
120419993104694,4605cyclictest8905-21kworker/0:211:38:410
120419992564744,4501cyclictest6424-21kworker/0:010:36:340
120419991794723,4445cyclictest5102-21kworker/0:009:32:000
120419991654720,4434cyclictest3525-21kworker/0:109:05:400
120419991654720,4434cyclictest28022-21kworker/0:209:28:280
120419991534704,4438cyclictest18789-21kworker/0:210:06:180
120419991024686,4405cyclictest18789-21kworker/0:209:54:270
120419991014748,4330cyclictest17747-21kworker/0:111:52:380
120419990924685,4402cyclictest28336-21kworker/0:111:08:010
120419990594660,4388cyclictest12766-21kworker/0:110:44:280
120419990364656,4375cyclictest22227-21kworker/0:207:42:390
120419990074639,4357cyclictest18789-21kworker/0:210:24:480
120419989994532,4456cyclictest22227-21kworker/0:208:05:010
120419989524612,4328cyclictest12986-21kworker/0:212:34:060
120419989514608,4332cyclictest3525-21kworker/0:108:46:200
120419989404609,4320cyclictest22227-21kworker/0:207:50:020
120419989194599,4315cyclictest9552-21kworker/0:211:04:140
120419988664567,4288cyclictest22227-21kworker/0:207:27:430
120419987944536,4247cyclictest31530-21kworker/0:112:18:230
120419987924411,4370cyclictest25421-21kworker/0:011:58:190
120419987014492,4204cyclictest25421-21kworker/0:012:05:540
120419986584367,4280cyclictest18789-21kworker/0:210:02:200
120419985304253,4227cyclictest22227-21kworker/0:208:06:450
120419985014387,4102cyclictest3525-21kworker/0:108:54:020
120419984924385,4096cyclictest22227-21kworker/0:207:57:310
120419984754243,4190cyclictest22227-21kworker/0:207:18:080
120419984544208,4186cyclictest3525-21kworker/0:108:17:390
120419983234449,3814cyclictest25421-21kworker/0:012:04:230
120419982794138,4081cyclictest3525-21kworker/0:108:14:220
120419982394319,3877cyclictest19034-21kworker/0:110:50:430
120419982014389,3752cyclictest17747-21kworker/0:111:44:380
120419980914349,3727cyclictest2659-21kworker/0:011:17:430
120419980013994,3956cyclictest22227-21kworker/0:207:21:190
120419978934135,3714cyclictest18789-21kworker/0:210:15:380
120419977844197,3573cyclictest22227-21kworker/0:207:36:590
120419977753880,3843cyclictest3525-21kworker/0:109:03:460
120419977254154,3519cyclictest3525-21kworker/0:108:59:580
120419977154040,3614cyclictest28022-21kworker/0:209:22:340
120419975713988,3568cyclictest3525-21kworker/0:108:21:290
120419975553968,3536cyclictest31530-21kworker/0:112:12:090
120419974943833,3609cyclictest22227-21kworker/0:207:48:050
120419974893975,3503cyclictest2659-21kworker/0:011:27:150
120419973163865,3436cyclictest3525-21kworker/0:109:11:350
120419972533808,3385cyclictest15976-21kworker/0:010:46:530
120419971753790,3370cyclictest5102-21kworker/0:009:37:480
120419971323854,3227cyclictest28336-21kworker/0:111:13:530
120419971083769,3334cyclictest31530-21kworker/0:112:22:280
120419967013570,3126cyclictest31530-21kworker/0:112:26:140
120419966483612,2985cyclictest5102-21kworker/0:009:41:270
120419966013590,2959cyclictest8905-21kworker/0:211:33:000
120419965513438,3026cyclictest6424-21kworker/0:010:34:480
120419963293238,3009cyclictest3525-21kworker/0:108:25:190
120419963033355,2933cyclictest18789-21kworker/0:210:11:440
120419962573409,2788cyclictest2659-21kworker/0:011:21:380
120419961503255,2835cyclictest6424-21kworker/0:010:27:000
120419960963284,2801cyclictest3525-21kworker/0:108:38:380
120419959453157,2737cyclictest18789-21kworker/0:209:56:340
120419959353167,2753cyclictest28022-21kworker/0:209:18:520
120419948502672,2175cyclictest22227-21kworker/0:207:14:030
114122752183,178sleep00-21swapper07:05:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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