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2026-03-09 - 21:50
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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 Mon Mar 09, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
220622980,0sleep40-21swapper/411:04:414
114592940,0sleep40-21swapper/411:13:064
100252800,1sleep21427099cyclictest12:13:192
41722680,1sleep44167-21sshd11:31:004
178252620,0sleep20-21swapper/210:31:392
225802510,0sleep422577-21sshd12:08:334
78342500,0sleep00-21swapper/011:20:150
186952500,0sleep418587-21cstates11:17:154
33542490,1sleep53348-21bash10:14:205
242442490,1sleep124246-21bash11:21:121
287772480,0sleep60-21swapper/609:09:506
298962470,0sleep10-21swapper/110:14:001
278762470,0sleep60-21swapper/611:30:306
323192460,0sleep70-21swapper/712:11:007
165812460,0sleep50-21swapper/512:02:415
193122450,0sleep319313-21sshd10:00:333
193122450,0sleep319313-21sshd10:00:333
29952440,0sleep50-21swapper/512:36:455
262392440,0sleep70-21swapper/711:57:467
145572440,0sleep70-21swapper/711:09:417
141952440,0sleep5686-21dbus-daemon10:35:035
102852440,0sleep50-21swapper/510:09:085
81092430,1sleep08081-21cp09:37:550
57502430,1sleep25741-21systemd09:57:512
57502430,1sleep25741-21systemd09:57:512
1410924330,9sleep30-21swapper/307:06:493
36602420,1sleep13655-21systemd-cgroups10:47:161
268772420,0sleep50-21swapper/512:30:445
251592420,0sleep725157-21bash12:17:497
141452420,0sleep714139-21sshd11:33:197
1388524229,9sleep60-21swapper/607:03:476
1379224229,9sleep70-21swapper/707:02:287
272822410,0sleep70-21swapper/712:25:187
264642410,0sleep20-21swapper/211:43:082
256272410,0sleep10-21swapper/112:19:431
232552410,0sleep40-21swapper/409:20:374
163212410,0sleep7721ktimersoftd/707:07:247
5692400,1sleep2571-21grepconf.sh12:18:162
289682400,0sleep20-21swapper/211:28:422
271392400,0sleep40-21swapper/410:48:314
268302400,0sleep60-21swapper/610:15:416
218982400,0sleep40-21swapper/412:17:384
1405524029,8sleep00-21swapper/007:06:050
1389824028,9sleep10-21swapper/107:03:581
1385724027,9sleep50-21swapper/507:03:225
128642400,1sleep012865-21grepconf.sh12:02:280
103962400,0sleep20-21swapper/208:52:162
1384123927,8sleep20-21swapper/207:03:112
1330923925,9sleep40-21swapper/407:02:254
188702380,0sleep50-21swapper/509:29:275
10042380,0sleep60-21swapper/609:17:276
280382370,0sleep30-21swapper/312:36:193
310272360,2sleep31427699cyclictest10:54:153
303782340,2sleep71428999cyclictest11:27:037
1426299267,1cyclictest121rcu_preempt10:34:340
1427099257,1cyclictest33-21ksoftirqd/209:35:382
1427099249,1cyclictest33-21ksoftirqd/212:00:422
14270992416,4cyclictest33-21ksoftirqd/209:46:222
14289992310,2cyclictest73-21ksoftirqd/710:06:587
1427099238,1cyclictest33-21ksoftirqd/211:00:332
1428999228,1cyclictest73-21ksoftirqd/710:54:077
1428999227,3cyclictest73-21ksoftirqd/710:31:527
1428999225,2cyclictest73-21ksoftirqd/711:47:227
1428999224,3cyclictest73-21ksoftirqd/712:28:227
14262992212,1cyclictest121rcu_preempt10:11:010
1428999216,1cyclictest73-21ksoftirqd/712:05:387
14289992112,1cyclictest73-21ksoftirqd/709:32:387
1428999211,3cyclictest73-21ksoftirqd/710:45:517
1428999211,3cyclictest73-21ksoftirqd/710:45:517
14270992117,1cyclictest33-21ksoftirqd/210:02:542
14262992115,2cyclictest9-21ksoftirqd/011:51:580
14262992113,5cyclictest9-21ksoftirqd/012:07:240
1428999209,3cyclictest73-21ksoftirqd/711:55:517
1428999209,3cyclictest73-21ksoftirqd/709:39:397
1428999209,1cyclictest73-21ksoftirqd/710:00:267
1428999209,1cyclictest73-21ksoftirqd/710:00:267
1428999207,3cyclictest73-21ksoftirqd/712:12:187
1428999207,3cyclictest73-21ksoftirqd/709:23:157
1428999207,3cyclictest73-21ksoftirqd/709:16:357
1428999207,3cyclictest73-21ksoftirqd/709:07:407
1428999206,3cyclictest73-21ksoftirqd/709:18:417
14289992012,3cyclictest73-21ksoftirqd/710:51:297
1428999201,3cyclictest73-21ksoftirqd/711:12:257
1428999201,3cyclictest73-21ksoftirqd/710:37:067
1427099208,3cyclictest33-21ksoftirqd/211:48:122
1427099208,1cyclictest33-21ksoftirqd/210:20:182
1427099207,2cyclictest33-21ksoftirqd/209:22:252
1427099204,2cyclictest33-21ksoftirqd/209:53:522
14270992013,4cyclictest33-21ksoftirqd/211:16:182
14262992017,3cyclictest9-21ksoftirqd/010:05:280
14262992016,3cyclictest9-21ksoftirqd/011:33:320
14262992016,3cyclictest9-21ksoftirqd/010:13:210
14262992012,4cyclictest492-21systemd-journal09:23:120
14262992010,1cyclictest9-21ksoftirqd/011:30:020
134912200,0sleep30-21swapper/311:11:293
1428999199,1cyclictest73-21ksoftirqd/709:43:037
1428999198,3cyclictest73-21ksoftirqd/711:44:107
1428999198,1cyclictest73-21ksoftirqd/710:18:487
1428999198,1cyclictest73-21ksoftirqd/709:53:497
14289991910,3cyclictest73-21ksoftirqd/711:40:497
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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