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2026-04-07 - 20:35
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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 Apr 07, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
140782710,0sleep50-21swapper/511:59:495
268842700,0sleep70-21swapper/712:17:137
1026325827,27sleep60-21swapper/607:03:046
188962560,0sleep50-21swapper/509:16:105
220352540,0sleep50-21swapper/510:15:455
206612540,1sleep520660-21kworker/u16:109:47:425
121862520,0sleep212167-21sshd11:22:142
801825026,8sleep00-21swapper/007:01:140
1043125026,8sleep50-21swapper/507:05:195
60722480,1sleep66071-21sshd09:50:396
277472480,0sleep30-21swapper/311:13:503
111422470,0sleep50-21swapper/510:54:145
183482460,0sleep40-21swapper/411:45:064
18132450,0sleep60-21swapper/610:14:346
303932440,2sleep11057599cyclictest12:34:131
252712440,0sleep20-21swapper/210:23:192
160932440,0sleep1241ktimersoftd/110:52:331
118812430,2sleep41057899cyclictest10:00:144
82362420,0sleep40-21swapper/410:39:074
75652420,0sleep77562-21sshd10:18:357
191652420,0sleep10-21swapper/110:13:411
90312410,0sleep3686-21dbus-daemon10:26:083
306492410,0sleep20-21swapper/210:46:022
244032410,0sleep20-21swapper/212:20:532
210672410,1sleep421058-21cpuspeed_turbos12:26:154
206552410,0sleep30-21swapper/312:26:143
1045524128,9sleep20-21swapper/207:05:402
1044224129,9sleep70-21swapper/707:05:297
1033424129,9sleep10-21swapper/107:04:031
77862400,0sleep40-21swapper/411:57:324
283262400,0sleep40-21swapper/412:36:004
271732400,1sleep125-21ksoftirqd/109:22:071
259722400,0sleep30-21swapper/309:36:513
204702400,0sleep00-21swapper/011:06:020
164892400,0sleep30-21swapper/310:22:483
1027024028,9sleep40-21swapper/407:03:104
84992390,0sleep30-21swapper/311:03:253
801223927,8sleep30-21swapper/307:01:093
49242390,0sleep60-21swapper/611:25:386
232952390,0sleep10-21swapper/111:35:581
18712390,0sleep10-21swapper/108:41:231
126992390,0sleep60-21swapper/608:06:056
115542390,0sleep40-21swapper/409:23:064
258552380,0sleep70-21swapper/710:36:217
218162360,0sleep50-21swapper/509:31:085
182072360,0sleep70-21swapper/710:06:107
46762350,0sleep00-21swapper/009:19:020
257572350,1sleep71116-21nfsd09:48:007
1057599310,7cyclictest29435-21cp11:51:201
1057599250,2cyclictest2290-21grepconf.sh10:31:181
1057599240,7cyclictest13427-21id10:30:051
61882230,2sleep01057499cyclictest10:07:150
1057599230,8cyclictest22422-21sshd10:39:571
1057599230,3cyclictest24271-21sshd09:08:521
1057599230,3cyclictest21218-21grep09:18:061
1057599221,9cyclictest8128-21systemd09:50:461
1057599220,7cyclictest11521-21sshd12:05:161
1057599220,1cyclictest22346-21cp12:07:411
1057799217,1cyclictest41-21ksoftirqd/310:06:163
1057799216,2cyclictest41-21ksoftirqd/311:26:433
1057599212,9cyclictest8516-21sshd11:03:251
1057599210,2cyclictest12671-21id09:34:171
1057599210,1cyclictest0-21swapper/109:14:511
1057799206,1cyclictest41-21ksoftirqd/312:05:263
10577992016,3cyclictest41-21ksoftirqd/312:22:033
10577992015,3cyclictest41-21ksoftirqd/310:37:533
10577992013,4cyclictest41-21ksoftirqd/312:35:113
10577992013,4cyclictest41-21ksoftirqd/310:32:203
1057599201,7cyclictest5041-21sshd12:19:451
1057599200,8cyclictest9059-21grepconf.sh11:09:031
1057599200,8cyclictest358-21sshd10:05:091
1057599200,8cyclictest25874-21grepconf.sh11:19:201
1057599200,7cyclictest691-21systemd-logind10:42:501
1057599200,7cyclictest16356-21sd-pam11:41:101
1057599200,6cyclictest686-21dbus-daemon12:12:481
1057599200,3cyclictest28875-21bash11:56:521
1057599200,2cyclictest28084-21id11:25:051
1057599200,2cyclictest12224-21grepconf.sh09:56:271
1057599200,10cyclictest1366-21sshd09:55:561
1057599200,10cyclictest1-21systemd09:29:061
10577991916,3cyclictest41-21ksoftirqd/309:28:393
10577991915,2cyclictest5240-21bash09:50:363
10577991915,1cyclictest41-21ksoftirqd/309:43:493
10577991914,3cyclictest41-21ksoftirqd/311:33:053
10577991913,4cyclictest41-21ksoftirqd/309:24:333
1057799191,2cyclictest131rcu_sched10:56:003
10576991917,1cyclictest33-21ksoftirqd/210:38:032
1057599192,6cyclictest691-21systemd-logind11:00:471
1057599190,9cyclictest1352-21bash11:36:281
1057599190,8cyclictest2509-21bash11:27:161
1057599190,8cyclictest23512-21bash10:25:071
1057599190,7cyclictest21961-21sshd11:13:301
1057599190,7cyclictest1-21systemd10:50:261
1057599190,13cyclictest5536-21sshd12:23:271
1057599190,10cyclictest6131-21bash12:31:001
1057599190,10cyclictest25791-21bash09:44:191
70962180,0sleep00-21swapper/012:14:180
10577991817,1cyclictest41-21ksoftirqd/310:03:183
10577991816,1cyclictest41-21ksoftirqd/312:16:523
10577991816,1cyclictest41-21ksoftirqd/311:50:053
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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