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2026-03-18 - 01:31
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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 Mar 17, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
114499914410,60cyclictest0-21swapper/110:58:331
2959621090,0sleep10-21swapper/109:52:301
198042860,0sleep41145299cyclictest10:23:244
68252750,0sleep20-21swapper/209:19:472
142932740,1sleep233-21ksoftirqd/210:24:592
1145499740,42cyclictest0-21swapper/610:58:336
59862540,1sleep55976-21sshd11:21:565
31512510,0sleep50-21swapper/512:30:125
31512510,0sleep50-21swapper/512:30:125
195842510,0sleep50-21swapper/511:56:005
109492510,2sleep01144899cyclictest12:21:260
109492510,2sleep01144899cyclictest12:21:260
145782490,1sleep4686-21dbus-daemon10:26:534
6842480,0sleep30-21swapper/310:42:383
6842480,0sleep30-21swapper/310:42:383
211902480,1sleep557-21ksoftirqd/509:53:545
1119324825,8sleep60-21swapper/607:04:596
301192470,1sleep3686-21dbus-daemon09:52:323
147362470,0sleep50-21swapper/510:10:125
145612470,0sleep10-21swapper/110:49:001
268532460,0sleep50-21swapper/510:57:055
129882460,0sleep10-21swapper/110:28:341
3492450,1sleep449-21ksoftirqd/412:31:554
150562450,0sleep5723-21in:imjournal09:33:125
121882450,0sleep40-21swapper/409:51:374
121882450,0sleep40-21swapper/409:51:374
93602440,1sleep4686-21dbus-daemon10:45:034
93602440,1sleep4686-21dbus-daemon10:45:034
280492440,0sleep70-21swapper/712:26:067
280492440,0sleep70-21swapper/712:26:067
265312440,0sleep10-21swapper/111:34:101
154102440,0sleep50-21swapper/510:41:445
1111824431,9sleep70-21swapper/707:03:567
324222430,1sleep732424-21bash11:17:507
313652430,0sleep00-21swapper/011:23:190
253412430,0sleep30-21swapper/311:50:463
219402430,1sleep4481ktimersoftd/409:26:144
106752430,1sleep21-21systemd12:25:052
106752430,1sleep21-21systemd12:25:052
67902420,0sleep60-21swapper/610:13:256
312312420,0sleep20-21swapper/212:33:382
296982420,0sleep229695-21systemd-cgroups09:07:382
228622420,0sleep00-21swapper/012:11:010
207652420,0sleep520763-21sshd09:44:415
1103924230,9sleep50-21swapper/507:02:505
291302410,0sleep70-21swapper/711:49:057
272272410,0sleep50-21swapper/510:05:235
265982410,0sleep00-21swapper/010:01:420
249202410,0sleep5551rcuc/512:18:275
249202410,0sleep5551rcuc/512:18:275
168112410,0sleep10-21swapper/111:53:561
1123624128,9sleep10-21swapper/107:05:261
1104424129,8sleep00-21swapper/007:02:530
72232400,0sleep50-21swapper/509:12:215
69712400,0sleep20-21swapper/210:09:452
266382400,0sleep70-21swapper/711:32:157
122132400,0sleep60-21swapper/612:14:036
1122724028,8sleep30-21swapper/307:05:203
63932390,1sleep76394-21grepconf.sh10:52:117
1113323926,9sleep40-21swapper/407:04:094
96732380,0sleep60-21swapper/611:23:576
47052380,0sleep10-21swapper/111:20:001
297662380,0sleep00-21swapper/010:36:580
24792380,0sleep70-21swapper/710:40:577
1145299380,37cyclictest0-21swapper/410:58:334
11450993838,0cyclictest13550irq/24-ahci[00010:58:342
1113123827,8sleep20-21swapper/207:04:072
11451993716,20cyclictest19833-21sshd10:58:333
226332340,1sleep09-21ksoftirqd/009:41:080
11451992712,2cyclictest41-21ksoftirqd/311:34:073
11448992712,15cyclictest763-21NetworkManager10:58:340
11455992524,1cyclictest25034-21kworker/u16:010:58:337
11451992410,2cyclictest41-21ksoftirqd/312:06:093
1145199238,3cyclictest41-21ksoftirqd/311:23:073
1145199229,4cyclictest41-21ksoftirqd/310:27:363
1145199228,3cyclictest41-21ksoftirqd/310:51:463
1145199226,3cyclictest41-21ksoftirqd/312:33:163
1145199224,2cyclictest41-21ksoftirqd/309:31:053
1145199218,3cyclictest41-21ksoftirqd/311:05:493
11451992114,3cyclictest41-21ksoftirqd/311:52:043
11451992113,1cyclictest41-21ksoftirqd/312:30:223
11451992113,1cyclictest41-21ksoftirqd/312:30:223
11451992111,3cyclictest41-21ksoftirqd/309:46:293
26842200,0sleep70-21swapper/709:45:317
1145199209,3cyclictest41-21ksoftirqd/310:14:453
1145199209,3cyclictest41-21ksoftirqd/309:58:093
1145199208,3cyclictest41-21ksoftirqd/312:09:333
1145199208,2cyclictest41-21ksoftirqd/312:17:133
1145199208,2cyclictest41-21ksoftirqd/312:17:133
1145199208,1cyclictest41-21ksoftirqd/310:33:173
1145199208,1cyclictest41-21ksoftirqd/310:25:023
1145199208,1cyclictest41-21ksoftirqd/309:40:493
1145199206,1cyclictest41-21ksoftirqd/309:50:423
1145199206,1cyclictest41-21ksoftirqd/309:50:423
1145199205,3cyclictest41-21ksoftirqd/311:17:003
1145199205,1cyclictest41-21ksoftirqd/310:07:373
1145199204,1cyclictest41-21ksoftirqd/311:08:223
11451992010,4cyclictest41-21ksoftirqd/311:15:373
1145199199,3cyclictest41-21ksoftirqd/310:18:393
1145199197,1cyclictest41-21ksoftirqd/309:17:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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