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2026-05-26 - 18:22
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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 rack3slot0.osadl.org (updated Tue May 26, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
175082990,0sleep00-21swapper/010:44:040
129212860,2sleep7714299cyclictest11:35:537
16182730,0sleep50-21swapper/509:30:495
256492540,0sleep00-21swapper/010:18:410
243542540,0sleep024344-21sshd11:25:210
695325126,9sleep30-21swapper/307:08:353
170842510,1sleep517082-21grepconf.sh11:47:215
222012490,2sleep6713699cyclictest10:27:456
693224825,8sleep00-21swapper/007:08:160
143182480,0sleep20-21swapper/211:52:462
81112470,0sleep30-21swapper/309:49:453
88392460,1sleep68831-21sshd12:31:356
54302460,0sleep00-21swapper/009:29:080
287562460,0sleep30-21swapper/310:26:133
278112460,2sleep585250irq/26-em1-tx-009:09:425
72912450,0sleep20-21swapper/210:28:452
327112450,0sleep50-21swapper/510:15:185
217902450,1sleep021791-21bash09:48:460
14982450,0sleep70-21swapper/712:23:437
56402440,1sleep25630-21cp12:12:492
9542430,1sleep3758-21runrttasks12:36:443
303472430,0sleep30-21swapper/311:29:253
205192430,0sleep20-21swapper/209:37:272
147162430,0sleep71-21systemd09:27:557
3512420,1sleep557-21ksoftirqd/509:40:025
298052420,0sleep20-21swapper/210:56:002
196822420,0sleep2311rcuc/211:32:362
14532420,0sleep60-21swapper/609:10:086
95492410,0sleep30-21swapper/311:48:473
79502410,0sleep10-21swapper/109:29:171
691624128,9sleep40-21swapper/407:08:044
665424129,8sleep70-21swapper/707:04:307
29482410,0sleep30-21swapper/311:24:043
103272410,0sleep40-21swapper/410:27:024
694724027,9sleep60-21swapper/607:08:306
667024027,9sleep50-21swapper/507:04:445
314142400,0sleep50-21swapper/511:01:395
13602400,0sleep50-21swapper/512:14:205
120092400,0sleep30-21swapper/310:54:573
94792390,0sleep70-21swapper/709:42:287
279602390,0sleep40-21swapper/410:15:014
144602390,0sleep70-21swapper/711:43:307
663923827,8sleep10-21swapper/107:04:161
449823826,9sleep20-21swapper/207:03:532
263572380,0sleep60-21swapper/610:22:246
263572380,0sleep60-21swapper/610:22:246
162452360,0sleep4471rcuc/412:00:174
7142992115,4cyclictest73-21ksoftirqd/712:32:577
7142992114,4cyclictest73-21ksoftirqd/711:45:227
712499213,2cyclictest0-21swapper/510:49:375
7124992112,5cyclictest26163-21sshd09:48:575
7109992118,3cyclictest41-21ksoftirqd/311:00:563
7142992015,3cyclictest73-21ksoftirqd/709:31:067
714299201,3cyclictest121rcu_preempt10:26:467
7124992013,6cyclictest4150-21sshd12:12:435
710999205,3cyclictest41-21ksoftirqd/309:35:203
7142991914,1cyclictest73-21ksoftirqd/711:25:547
7142991913,4cyclictest73-21ksoftirqd/710:48:197
710999192,1cyclictest131rcu_sched10:05:203
7109991917,1cyclictest41-21ksoftirqd/310:14:273
110762190,1sleep011053-21sshd09:35:000
7142991817,1cyclictest73-21ksoftirqd/711:18:167
7142991816,1cyclictest73-21ksoftirqd/712:01:127
7142991816,1cyclictest73-21ksoftirqd/711:29:587
7142991816,1cyclictest73-21ksoftirqd/710:17:427
7142991816,1cyclictest73-21ksoftirqd/710:10:387
7142991815,2cyclictest73-21ksoftirqd/711:08:557
7142991813,3cyclictest73-21ksoftirqd/712:38:187
7142991812,3cyclictest73-21ksoftirqd/712:23:077
714299180,17cyclictest10765-21kworker/7:512:07:337
714299180,17cyclictest10765-21kworker/7:512:07:337
7109991817,1cyclictest41-21ksoftirqd/310:35:313
7109991816,1cyclictest41-21ksoftirqd/311:23:423
7109991816,1cyclictest41-21ksoftirqd/310:23:013
7109991816,1cyclictest41-21ksoftirqd/310:23:013
7109991816,1cyclictest41-21ksoftirqd/309:47:333
7109991815,1cyclictest41-21ksoftirqd/312:31:393
7109991815,1cyclictest41-21ksoftirqd/312:13:533
7109991814,3cyclictest41-21ksoftirqd/309:16:023
7109991814,2cyclictest41-21ksoftirqd/312:12:273
7109991813,1cyclictest41-21ksoftirqd/310:45:113
7109991813,1cyclictest41-21ksoftirqd/309:22:123
710999181,1cyclictest131rcu_sched09:24:543
714299175,1cyclictest73-21ksoftirqd/710:59:017
7142991716,1cyclictest73-21ksoftirqd/709:55:537
7142991715,1cyclictest73-21ksoftirqd/711:48:497
7142991715,1cyclictest73-21ksoftirqd/711:19:477
7142991715,1cyclictest73-21ksoftirqd/710:20:117
7142991715,1cyclictest73-21ksoftirqd/710:20:117
7142991713,1cyclictest73-21ksoftirqd/710:00:277
714299171,1cyclictest131rcu_sched10:40:507
712499173,1cyclictest11232-21grepconf.sh11:15:195
712499170,1cyclictest0-21swapper/510:04:375
7109991716,1cyclictest41-21ksoftirqd/310:13:423
7109991715,1cyclictest41-21ksoftirqd/311:59:233
7109991714,2cyclictest41-21ksoftirqd/311:46:413
7109991714,1cyclictest41-21ksoftirqd/312:26:293
7109991713,1cyclictest41-21ksoftirqd/311:15:083
7109991713,1cyclictest41-21ksoftirqd/309:11:573
710999170,1cyclictest131rcu_sched10:29:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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