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2026-09-02 - 23:48
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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 Wed Sep 02, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
174622710,0sleep30-21swapper/311:11:193
139232550,4sleep30-21swapper/311:50:273
184992500,0sleep60-21swapper/609:30:466
51162490,0sleep30-21swapper/311:21:203
93662480,0sleep00-21swapper/011:23:250
288842480,0sleep40-21swapper/412:14:474
9742470,0sleep10-21swapper/110:48:501
9742470,0sleep10-21swapper/110:48:501
64212470,0sleep50-21swapper/509:53:285
275362470,0sleep10-21swapper/112:05:391
133352470,1sleep125-21ksoftirqd/109:26:561
132262470,0sleep1231rcuc/110:33:201
125062470,0sleep10-21swapper/112:24:371
309332460,1sleep341-21ksoftirqd/310:55:493
182282460,0sleep70-21swapper/712:06:577
70742450,1sleep01-21systemd10:56:180
295122450,0sleep30-21swapper/312:25:273
163772450,0sleep60-21swapper/612:24:506
970924423,8sleep60-21swapper/607:00:246
294132440,0sleep30-21swapper/310:39:393
244272440,0sleep20-21swapper/210:39:222
171842440,0sleep50-21swapper/511:14:575
129062440,0sleep30-21swapper/311:25:203
9362430,0sleep40-21swapper/411:53:254
53542430,1sleep6721-21dbus-daemon11:26:436
45662430,2sleep11042599cyclictest10:54:271
209762430,2sleep51044799cyclictest09:09:305
209762430,2sleep51044799cyclictest09:09:305
179272430,0sleep70-21swapper/709:12:537
13642430,1sleep41366-21bash11:37:154
224482420,0sleep022447-21systemd-cgroups11:27:420
165812420,1sleep616584-21id12:01:276
326912410,0sleep70-21swapper/709:45:537
286432410,0sleep50-21swapper/509:27:495
244682410,0sleep50-21swapper/512:32:265
1010724129,8sleep00-21swapper/007:02:270
1009824130,8sleep20-21swapper/207:02:212
999724027,9sleep40-21swapper/407:00:544
303052400,0sleep130306-21systemd-cgroups09:13:351
300412400,0sleep50-21swapper/510:39:415
193552400,0sleep70-21swapper/712:30:207
146352400,2sleep01042099cyclictest11:32:380
103802400,0sleep50-21swapper/510:35:005
1022724029,8sleep70-21swapper/707:04:027
1021424027,9sleep30-21swapper/307:03:503
1019624027,9sleep50-21swapper/507:03:365
216962390,0sleep00-21swapper/009:38:090
112962390,0sleep00-21swapper/012:13:470
231552380,0sleep60-21swapper/611:45:346
1010823827,8sleep10-21swapper/107:02:281
197802350,2sleep21043099cyclictest07:20:132
1042599250,2cyclictest17703-21grepconf.sh11:40:001
10430992413,4cyclictest33-21ksoftirqd/209:17:062
271762230,0sleep027174-21systemd-cgroups10:53:540
1043099232,3cyclictest33-21ksoftirqd/210:03:082
10430992315,5cyclictest33-21ksoftirqd/210:45:202
10430992315,5cyclictest33-21ksoftirqd/210:45:202
1043099228,1cyclictest33-21ksoftirqd/211:22:452
1043099227,3cyclictest33-21ksoftirqd/211:17:312
1043099223,3cyclictest121rcu_preempt09:33:182
10430992210,2cyclictest33-21ksoftirqd/210:25:232
1042599220,1cyclictest721-21dbus-daemon12:25:481
1043099217,4cyclictest33-21ksoftirqd/209:45:192
1043099215,1cyclictest33-21ksoftirqd/211:10:522
1042599211,13cyclictest1-21systemd10:08:551
115052206,3sleep125-21ksoftirqd/111:52:101
104642200,0sleep00-21swapper/010:04:280
1044799203,4cyclictest6676-21sshd11:50:105
1044799202,6cyclictest31054-21grepconf.sh10:05:305
1044799202,6cyclictest2274-21id10:43:315
1044799202,6cyclictest2274-21id10:43:315
1044799201,3cyclictest721-21dbus-daemon11:30:425
1043099209,1cyclictest33-21ksoftirqd/210:08:052
1043099208,2cyclictest33-21ksoftirqd/211:58:112
1042599202,7cyclictest1-21systemd10:25:201
1042599200,10cyclictest11142-21grep10:35:021
1042599200,1cyclictest11808-21systemd-cgroups12:01:111
1042599200,1cyclictest0-21swapper/110:42:471
1042599200,1cyclictest0-21swapper/110:42:471
1042599200,1cyclictest0-21swapper/110:04:131
10420992014,3cyclictest9-21ksoftirqd/011:14:560
13432190,1sleep6641ktimersoftd/609:24:296
1044799193,5cyclictest24017-21grep12:01:535
1044799192,8cyclictest1-21systemd12:27:555
1044799192,6cyclictest857-21polkitd09:49:115
1044799192,6cyclictest26269-21sshd09:56:195
1044799192,6cyclictest26269-21sshd09:56:195
1044799192,5cyclictest26525-21bash09:16:535
1044799192,1cyclictest0-21swapper/511:27:075
1044799191,6cyclictest721-21dbus-daemon10:28:105
1043099199,1cyclictest33-21ksoftirqd/209:28:072
1043099198,2cyclictest33-21ksoftirqd/211:27:072
1043099198,1cyclictest33-21ksoftirqd/209:59:312
1043099198,1cyclictest33-21ksoftirqd/209:59:312
1043099196,3cyclictest33-21ksoftirqd/211:54:202
1043099195,2cyclictest33-21ksoftirqd/212:08:172
1043099194,4cyclictest33-21ksoftirqd/210:57:042
1043099194,3cyclictest33-21ksoftirqd/210:53:112
10430991917,1cyclictest33-21ksoftirqd/209:20:332
10430991914,3cyclictest33-21ksoftirqd/210:30:302
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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