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2026-05-13 - 22:12
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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 376 highest latencies:
System rack3slot0.osadl.org (updated Wed May 13, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1587699131129,1cyclictest1842-21nfsd10:02:505
171402910,0sleep50-21swapper/509:39:555
15886998732,22cyclictest721-21dbus-daemon10:02:527
218732770,0sleep70-21swapper/710:12:257
170762770,2sleep61588299cyclictest10:56:056
181412750,1sleep418140-21kworker/u16:010:54:104
1586999630,62cyclictest20039-21kworker/4:110:02:514
278752590,1sleep027871-21grepconf.sh09:46:150
321122540,0sleep0721-21dbus-daemon10:26:270
321122540,0sleep0721-21dbus-daemon10:26:270
128372540,1sleep312836-21bash10:34:393
97172510,0sleep40-21swapper/409:32:014
270782510,0sleep0111rcuc/009:40:300
1542925023,8sleep40-21swapper/407:05:324
15841994912,17cyclictest18083-21sshd10:02:510
1559324925,8sleep50-21swapper/507:07:495
161882480,0sleep20-21swapper/210:52:082
161682480,1sleep233-21ksoftirqd/211:37:582
42002470,0sleep20-21swapper/209:48:412
192162460,0sleep20-21swapper/211:03:462
68552450,0sleep16829-21sshd10:51:351
313182450,1sleep231320-21bash10:20:292
267902450,1sleep026792-21grepconf.sh12:05:350
311472440,1sleep731146-21sshd10:37:407
319802430,0sleep10-21swapper/111:50:221
271092430,0sleep125-21ksoftirqd/110:44:541
232992430,1sleep423300-21bash09:51:394
93502420,0sleep30-21swapper/311:29:503
322222420,0sleep10-21swapper/112:38:201
194292420,0sleep50-21swapper/510:36:575
135702420,0sleep40-21swapper/410:42:174
122322420,2sleep01584199cyclictest10:45:580
1536424128,9sleep60-21swapper/607:04:386
115572410,0sleep70-21swapper/712:31:217
94772400,0sleep50-21swapper/510:28:575
94772400,0sleep50-21swapper/510:28:575
43462400,0sleep00-21swapper/011:21:540
1541924029,8sleep30-21swapper/307:05:233
1372424022,4sleep20-21swapper/207:04:262
99612390,0sleep00-21swapper/010:13:380
64562390,0sleep60-21swapper/609:58:226
264092390,0sleep50-21swapper/511:19:265
237482390,0sleep50-21swapper/512:18:455
1551123926,9sleep00-21swapper/007:06:400
1540523927,8sleep70-21swapper/707:05:117
1537723926,9sleep10-21swapper/107:04:491
1585399380,38cyclictest0-21swapper/210:02:512
15882993635,1cyclictest0-21swapper/610:02:516
15857993636,0cyclictest1795-21kworker/3:310:02:523
15847992424,0cyclictest752-21snmpd10:02:511
276422220,0sleep40-21swapper/409:15:434
15841992218,3cyclictest9-21ksoftirqd/011:14:310
15876992016,3cyclictest57-21ksoftirqd/510:31:185
15876992012,3cyclictest57-21ksoftirqd/512:21:195
15841991916,2cyclictest32501-21sshd11:06:320
289672180,0sleep557-21ksoftirqd/511:29:125
15876991814,2cyclictest57-21ksoftirqd/511:57:215
15869991816,1cyclictest1137-21sshd11:12:174
15841991816,1cyclictest9-21ksoftirqd/009:30:330
15841991813,3cyclictest9-21ksoftirqd/012:34:050
15841991811,3cyclictest9-21ksoftirqd/009:28:390
15876991714,2cyclictest57-21ksoftirqd/509:23:155
1584799171,16cyclictest0-21swapper/110:59:411
15841991716,1cyclictest9-21ksoftirqd/011:48:070
15841991716,1cyclictest9-21ksoftirqd/009:57:170
15841991715,1cyclictest9-21ksoftirqd/012:12:150
15841991715,1cyclictest9-21ksoftirqd/011:09:300
15841991715,1cyclictest9-21ksoftirqd/009:51:210
15841991714,1cyclictest9-21ksoftirqd/011:24:350
15841991713,1cyclictest9-21ksoftirqd/011:35:560
15841991713,1cyclictest9-21ksoftirqd/010:15:410
15322170,1sleep2758-21runrttasks09:29:272
54182160,1sleep15419-21bash10:20:521
257772160,0sleep10-21swapper/112:20:411
15876991613,1cyclictest57-21ksoftirqd/509:26:095
15876991610,3cyclictest57-21ksoftirqd/511:50:015
15841991614,1cyclictest9-21ksoftirqd/010:53:130
15841991614,1cyclictest9-21ksoftirqd/010:04:160
15841991614,1cyclictest111rcuc/010:34:400
15841991613,2cyclictest9-21ksoftirqd/009:22:160
15841991613,1cyclictest9-21ksoftirqd/010:55:020
15841991613,1cyclictest9-21ksoftirqd/009:12:380
15841991612,3cyclictest9-21ksoftirqd/010:19:160
1584199161,1cyclictest9-21ksoftirqd/010:39:220
1584199161,1cyclictest131rcu_sched11:54:170
101422160,0sleep40-21swapper/407:54:244
50182150,0sleep30-21swapper/310:24:463
50182150,0sleep30-21swapper/310:24:463
287522150,0sleep10-21swapper/111:06:171
251492150,1sleep773-21ksoftirqd/710:05:047
15886991513,1cyclictest73-21ksoftirqd/712:39:007
15876991514,1cyclictest57-21ksoftirqd/512:35:005
15876991513,1cyclictest57-21ksoftirqd/512:06:285
15876991513,1cyclictest57-21ksoftirqd/511:02:505
15876991513,1cyclictest57-21ksoftirqd/510:17:045
15876991512,1cyclictest57-21ksoftirqd/512:27:195
15876991511,3cyclictest57-21ksoftirqd/511:42:395
15876991511,2cyclictest10968-21sshd11:14:415
15876991511,1cyclictest57-21ksoftirqd/511:08:215
15876991510,4cyclictest57-21ksoftirqd/510:12:335
1587699150,1cyclictest14288-21sshd10:57:515
1584799159,5cyclictest14937-21sshd09:54:561
1584799156,8cyclictest29485-21bash11:17:461
15841991514,1cyclictest9-21ksoftirqd/012:17:170
15841991514,1cyclictest9-21ksoftirqd/011:49:430
15841991513,1cyclictest9-21ksoftirqd/012:25:120
15841991513,1cyclictest9-21ksoftirqd/011:59:340
15841991513,1cyclictest9-21ksoftirqd/011:41:130
15841991513,1cyclictest9-21ksoftirqd/011:00:080
15841991513,1cyclictest9-21ksoftirqd/010:29:130
15841991511,1cyclictest9-21ksoftirqd/012:20:450
1584199150,2cyclictest131rcu_sched09:38:370
79632140,0sleep20-21swapper/211:20:112
315362140,1sleep1241ktimersoftd/109:38:551
301552140,0sleep10-21swapper/110:26:201
301552140,0sleep10-21swapper/110:26:201
1588699140,2cyclictest32752-21bash10:57:017
1588299140,14cyclictest32152-21kworker/6:309:52:026
15876991413,1cyclictest57-21ksoftirqd/512:29:265
15876991413,1cyclictest57-21ksoftirqd/511:34:245
15876991412,1cyclictest57-21ksoftirqd/512:11:415
15876991412,1cyclictest57-21ksoftirqd/511:59:215
15876991412,1cyclictest57-21ksoftirqd/510:54:085
15876991412,1cyclictest57-21ksoftirqd/510:04:545
15876991412,1cyclictest57-21ksoftirqd/509:35:455
15876991411,2cyclictest57-21ksoftirqd/510:41:445
15876991411,2cyclictest2951-21sshd09:18:135
15876991411,1cyclictest57-21ksoftirqd/509:31:165
15876991410,3cyclictest57-21ksoftirqd/510:19:325
15869991413,1cyclictest49-21ksoftirqd/411:38:144
15869991413,1cyclictest49-21ksoftirqd/411:06:044
15869991413,1cyclictest49-21ksoftirqd/409:21:234
15869991412,1cyclictest49-21ksoftirqd/412:30:004
15869991412,1cyclictest15-21kswork12:15:234
1585799140,14cyclictest15036-21kworker/3:312:21:583
1585799140,13cyclictest971-21systemd10:20:363
1585799140,1cyclictest0-21swapper/309:38:493
15847991412,1cyclictest32535-21grepconf.sh10:16:461
15847991410,4cyclictest0-21swapper/109:13:471
15841991412,1cyclictest9-21ksoftirqd/012:34:250
15841991412,1cyclictest9-21ksoftirqd/011:30:420
15841991412,1cyclictest9-21ksoftirqd/009:15:170
320222130,0sleep70-21swapper/710:49:097
268122130,1sleep26391-1kworker/2:1H12:24:352
267302130,0sleep226731-21systemd-cgroups09:57:382
231302130,0sleep70-21swapper/709:17:307
222202130,0sleep40-21swapper/410:10:294
15886991311,1cyclictest73-21ksoftirqd/711:21:537
15886991311,1cyclictest73-21ksoftirqd/709:22:367
15886991310,2cyclictest31446-21sshd12:24:527
1588299132,5cyclictest857-21polkitd10:16:006
15882991311,1cyclictest65-21ksoftirqd/611:12:596
1588299131,4cyclictest0-21swapper/610:37:446
15876991312,1cyclictest57-21ksoftirqd/511:45:235
15876991312,1cyclictest57-21ksoftirqd/509:46:145
15876991312,1cyclictest57-21ksoftirqd/509:10:005
15876991311,1cyclictest57-21ksoftirqd/511:24:235
15876991311,1cyclictest57-21ksoftirqd/511:10:365
15876991311,1cyclictest57-21ksoftirqd/509:55:545
15876991311,1cyclictest57-21ksoftirqd/509:49:535
15869991312,1cyclictest49-21ksoftirqd/409:41:434
15869991312,1cyclictest18072-21kworker/4:409:56:004
15869991311,1cyclictest49-21ksoftirqd/411:44:374
15869991311,1cyclictest49-21ksoftirqd/410:23:014
15869991310,2cyclictest49-21ksoftirqd/411:19:244
1586999130,13cyclictest30348-21kworker/4:412:26:464
15857991312,1cyclictest41-21ksoftirqd/312:01:013
1585399133,5cyclictest10091-21bash12:35:022
1585399132,5cyclictest0-21swapper/212:20:532
15853991313,0cyclictest0-21swapper/210:15:532
1584799137,5cyclictest25275-21systemd11:46:141
1584799135,2cyclictest25743-21grepconf.sh12:07:291
1584799134,2cyclictest19824-21rm11:30:271
1584799130,2cyclictest9910-21sshd11:10:521
1584799130,0cyclictest0-21swapper/111:21:391
47222120,2sleep31585799cyclictest10:39:523
257962120,1sleep225792-21sshd09:25:102
215462120,0sleep10-21swapper/109:17:241
169502120,0sleep60-21swapper/609:20:506
1588699125,3cyclictest2044-21systemd-cgroups11:33:197
15886991210,1cyclictest73-21ksoftirqd/710:49:267
15886991210,1cyclictest73-21ksoftirqd/709:45:057
15886991210,1cyclictest73-21ksoftirqd/709:09:427
1588299123,4cyclictest1643-21sshd11:39:066
1588299122,7cyclictest0-21swapper/612:39:096
1588299122,4cyclictest27126-21systemd-cgroups09:11:456
1588299122,4cyclictest26966-21sshd11:15:416
1588299122,4cyclictest16267-21sshd09:17:056
1588299122,4cyclictest1160-21systemd12:13:386
15882991210,1cyclictest65-21ksoftirqd/612:32:266
1588299121,5cyclictest23472-21sshd11:07:566
1588299120,12cyclictest23488-21kworker/6:409:35:176
1588299120,11cyclictest30425-21systemd10:20:266
1588299120,11cyclictest14228-21sshd12:18:126
1588299120,1cyclictest0-21swapper/610:08:086
15876991210,1cyclictest57-21ksoftirqd/510:44:245
1586999128,1cyclictest49-21ksoftirqd/410:34:124
15869991211,1cyclictest49-21ksoftirqd/410:17:114
15869991210,1cyclictest49-21ksoftirqd/411:30:534
15869991210,1cyclictest49-21ksoftirqd/410:30:254
15869991210,1cyclictest49-21ksoftirqd/409:13:524
15869991210,1cyclictest1844-21nfsd11:55:034
1586999120,11cyclictest8151-21kworker/4:409:24:444
1586999120,1cyclictest22449-21sshd12:35:454
1585799122,4cyclictest27272-21systemd09:51:533
1585799122,4cyclictest19786-21sshd11:26:393
1585799122,4cyclictest14012-21sshd12:06:443
1585799122,4cyclictest13861-21sshd10:46:043
15857991211,1cyclictest41-21ksoftirqd/311:01:013
15857991210,1cyclictest1-21systemd11:16:013
15853991210,1cyclictest0-21swapper/209:20:132
1585399121,5cyclictest10767-21bash11:54:512
1585399120,11cyclictest16250-21kworker/2:110:10:172
1585399120,11cyclictest1-21systemd09:12:302
1584799129,3cyclictest0-21swapper/112:17:551
1584799125,2cyclictest5449-21grep12:00:201
1584799124,2cyclictest32082-21grep10:30:091
1584799124,2cyclictest25459-21grepconf.sh09:40:241
1584799124,2cyclictest2337-21systemd12:09:491
1584799124,2cyclictest17466-21grep10:10:131
1584799124,2cyclictest15314-21bash12:31:341
1584799124,2cyclictest1-21systemd11:55:351
1584799124,2cyclictest1-21systemd09:44:181
1584799123,2cyclictest721-21dbus-daemon10:08:151
1584799123,2cyclictest721-21dbus-daemon09:50:261
1584799123,2cyclictest721-21dbus-daemon09:25:301
1584799123,2cyclictest721-21dbus-daemon09:20:071
1584799123,2cyclictest26140-21grep11:34:361
1584799123,2cyclictest19596-21sshd11:42:081
1584799123,2cyclictest1844-21nfsd09:32:521
15847991210,1cyclictest18033-21sshd10:34:581
1584799120,12cyclictest31093-21kworker/1:510:40:241
112212120,0sleep20-21swapper/212:00:402
29162110,0sleep30-21swapper/310:51:213
263112110,0sleep2311rcuc/209:17:412
1588699119,1cyclictest73-21ksoftirqd/712:14:547
1588699119,1cyclictest73-21ksoftirqd/710:41:597
1588699119,1cyclictest73-21ksoftirqd/709:49:337
1588699115,3cyclictest721-21dbus-daemon09:31:247
1588699113,5cyclictest464-21systemd-journal10:23:267
1588699113,5cyclictest1593-21bash11:37:017
1588699113,4cyclictest19283-21sshd11:05:417
1588699113,4cyclictest13433-21sshd12:19:577
1588699112,5cyclictest721-21dbus-daemon10:59:377
1588699112,5cyclictest1-21systemd11:47:157
15886991110,1cyclictest73-21ksoftirqd/711:15:547
15886991110,1cyclictest73-21ksoftirqd/709:42:567
15886991110,1cyclictest73-21ksoftirqd/709:37:267
1588699111,4cyclictest721-21dbus-daemon11:51:207
1588699110,11cyclictest29382-21kworker/7:211:39:117
1588299119,1cyclictest65-21ksoftirqd/610:59:256
1588299118,2cyclictest31421-21sshd10:26:256
1588299118,2cyclictest31421-21sshd10:26:256
1588299112,4cyclictest18835-21systemd09:45:436
1588299112,4cyclictest0-21swapper/610:51:086
1588299111,5cyclictest10725-21sshd11:29:556
1588299111,4cyclictest9379-21sshd11:56:426
1588299111,4cyclictest857-21polkitd11:39:116
1588299111,4cyclictest29530-21sshd12:01:576
1588299111,4cyclictest17505-21sshd11:45:466
1588299111,4cyclictest0-21swapper/611:49:126
1588299111,4cyclictest0-21swapper/610:30:266
1588299110,8cyclictest1996-21cp09:40:566
1588299110,11cyclictest30839-21systemd12:28:456
1588299110,11cyclictest12435-21kworker/6:212:04:256
1588299110,1cyclictest23284-21sshd09:32:496
1586999119,1cyclictest49-21ksoftirqd/412:00:484
1586999119,1cyclictest49-21ksoftirqd/411:50:014
1586999119,1cyclictest49-21ksoftirqd/411:24:224
1586999119,1cyclictest49-21ksoftirqd/411:18:024
1586999119,1cyclictest49-21ksoftirqd/409:45:314
1586999118,2cyclictest49-21ksoftirqd/410:56:534
15869991110,1cyclictest49-21ksoftirqd/412:20:484
15869991110,1cyclictest49-21ksoftirqd/412:06:384
1585799119,1cyclictest736-21gdbus12:38:283
1585799119,1cyclictest41-21ksoftirqd/308:59:113
1585799115,2cyclictest7535-21sshd09:26:013
1585799114,6cyclictest27066-21sshd10:10:483
1585799112,4cyclictest1796-21sshd12:17:283
1585799112,4cyclictest1-21systemd10:18:463
1585799112,3cyclictest0-21swapper/311:35:053
1585799111,4cyclictest29145-21sshd11:55:573
1585799111,4cyclictest1-21systemd09:32:033
1585799110,5cyclictest30311-21systemd09:15:533
1585799110,11cyclictest28013-21kworker/3:609:39:293
1585799110,11cyclictest12437-21kworker/3:211:52:563
1585799110,1cyclictest721-21dbus-daemon11:07:183
1585399119,1cyclictest33-21ksoftirqd/209:36:592
1585399118,2cyclictest9043-21sshd09:39:272
1585399112,5cyclictest10388-21sshd12:06:312
1585399112,4cyclictest14847-21sshd10:38:362
1585399112,4cyclictest1-21systemd10:26:202
1585399112,4cyclictest1-21systemd10:26:202
15853991110,1cyclictest33-21ksoftirqd/211:28:322
1585399111,4cyclictest7105-21systemd10:07:512
1585399110,5cyclictest6566-21bash11:31:372
1585399110,11cyclictest25564-21kworker/2:211:04:532
1585399110,1cyclictest0-21swapper/212:17:062
1584799115,2cyclictest19066-21grepconf.sh12:24:141
1584799114,6cyclictest2513-21munin-run08:39:111
1584799114,1cyclictest21219-21sshd10:54:211
1584799113,2cyclictest11242-21bash11:24:121
217722100,0sleep70-21swapper/710:33:237
1588699108,1cyclictest73-21ksoftirqd/711:54:407
1588699108,1cyclictest73-21ksoftirqd/711:24:217
1588699108,1cyclictest73-21ksoftirqd/711:09:417
1588699108,1cyclictest73-21ksoftirqd/710:15:387
1588699103,4cyclictest21414-21bash12:07:147
1588699103,3cyclictest857-21polkitd12:01:397
1588299109,1cyclictest85150irq/25-em1-rx-010:09:146
1588299103,6cyclictest721-21dbus-daemon09:25:046
1588299103,6cyclictest16067-21sshd12:22:036
1588299103,1cyclictest857-21polkitd10:44:576
1588299103,1cyclictest0-21swapper/611:21:576
1588299100,5cyclictest30031-21sshd11:25:126
1588299100,10cyclictest0-21swapper/610:40:556
1586999109,1cyclictest0-21swapper/411:00:494
1586999108,1cyclictest49-21ksoftirqd/411:39:284
1586999108,1cyclictest49-21ksoftirqd/409:34:214
1586999103,4cyclictest14474-21systemd10:44:164
1586999100,9cyclictest30985-21kworker/4:610:25:414
1586999100,9cyclictest30985-21kworker/4:610:25:414
1586999100,10cyclictest2424-21kworker/4:212:10:504
1585799109,1cyclictest41-21ksoftirqd/312:24:303
1585799104,3cyclictest17745-21munin-run08:09:113
1585799102,7cyclictest5352-21bash09:54:253
1585799102,7cyclictest446-21sshd11:44:433
1585799102,4cyclictest20969-21systemd10:06:443
1585799102,4cyclictest11382-21systemd12:31:203
1585799102,3cyclictest0-21swapper/310:54:203
1585799100,4cyclictest32402-21sshd09:09:533
1585799100,4cyclictest24449-21bash12:09:203
1585799100,4cyclictest1-21systemd09:23:153
1585799100,4cyclictest0-21swapper/311:13:373
1585799100,4cyclictest0-21swapper/310:29:253
1585799100,1cyclictest1-21systemd11:39:113
1585399109,1cyclictest0-21swapper/212:11:162
1585399109,1cyclictest0-21swapper/211:39:252
1585399103,1cyclictest28627-21systemd-cgroups10:41:162
1585399100,4cyclictest4498-21sshd10:45:302
1585399100,4cyclictest25313-21sshd12:30:142
1585399100,4cyclictest18412-21grepconf.sh11:49:312
1585399100,10cyclictest4276-21kworker/2:111:45:082
1585399100,10cyclictest27762-21kworker/2:111:09:122
1585399100,10cyclictest26524-21kworker/2:311:14:512
1584799104,1cyclictest752-21snmpd07:21:191
1584799103,1cyclictest0-21swapper/107:50:381
1584799102,1cyclictest0-21swapper/108:31:301
1584199102,4cyclictest0-21swapper/009:04:110
158869998,1cyclictest73-21ksoftirqd/709:55:057
158869994,4cyclictest20486-21id09:24:517
158869993,3cyclictest4900-21grep10:24:467
158869993,3cyclictest4900-21grep10:24:467
158869992,4cyclictest25603-21sshd12:09:227
158829997,1cyclictest65-21ksoftirqd/608:04:116
158699990,8cyclictest18072-21kworker/4:410:04:254
158579990,4cyclictest857-21polkitd11:19:123
158579990,4cyclictest13484-21cp09:45:223
158539993,2cyclictest29304-21sshd09:50:042
158539993,0cyclictest22880-21systemd-cgroups10:54:242
158539990,4cyclictest0-21swapper/210:29:122
158479993,2cyclictest0-21swapper/107:54:351
158479993,2cyclictest0-21swapper/107:16:341
158479993,1cyclictest9119-21fschecks_count08:49:241
158479993,1cyclictest9119-21fschecks_count08:49:241
158479993,1cyclictest752-21snmpd08:45:281
158479993,1cyclictest752-21snmpd08:29:061
158479990,5cyclictest27106-21taskset07:28:181
158479990,1cyclictest0-21swapper/108:20:481
158419997,0cyclictest0-21swapper/008:53:380
158419997,0cyclictest0-21swapper/008:53:380
158419994,3cyclictest9-21ksoftirqd/007:16:140
158769983,0cyclictest0-21swapper/508:52:555
158769983,0cyclictest0-21swapper/508:52:555
158579980,7cyclictest0-21swapper/307:14:283
158419986,1cyclictest9-21ksoftirqd/009:09:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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