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2026-06-15 - 13:55
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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 highest latencies:
System rack1slot1.osadl.org (updated Mon Jun 15, 2026 12:45:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
53722227149,21sleep00-21swapper/007:07:080
53062209172,24sleep10-21swapper/107:06:171
52982201162,24sleep30-21swapper/307:06:113
52972200161,26sleep20-21swapper/207:06:102
5666991817,1cyclictest9-21ksoftirqd/008:50:000
5666991817,1cyclictest9-21ksoftirqd/007:45:110
5666991717,0cyclictest9-21ksoftirqd/010:30:120
5666991717,0cyclictest9-21ksoftirqd/009:51:000
5666991717,0cyclictest9-21ksoftirqd/009:05:170
5666991710,6cyclictest9-21ksoftirqd/011:25:210
5666991615,1cyclictest9-21ksoftirqd/012:00:130
5666991615,1cyclictest9-21ksoftirqd/011:16:020
5666991615,1cyclictest9-21ksoftirqd/009:00:220
279022160,0sleep20-21swapper/207:55:122
279022160,0sleep20-21swapper/207:55:122
566699157,7cyclictest9-21ksoftirqd/011:50:130
5666991515,0cyclictest9-21ksoftirqd/010:18:090
5666991513,1cyclictest9-21ksoftirqd/010:50:210
5666991513,1cyclictest9-21ksoftirqd/009:24:430
5666991414,0cyclictest9-21ksoftirqd/011:02:440
5666991414,0cyclictest9-21ksoftirqd/009:58:580
5666991414,0cyclictest9-21ksoftirqd/008:55:190
5666991414,0cyclictest9-21ksoftirqd/008:55:190
5666991414,0cyclictest9-21ksoftirqd/007:55:190
5666991414,0cyclictest9-21ksoftirqd/007:55:190
5666991414,0cyclictest9-21ksoftirqd/007:30:090
5666991413,1cyclictest9-21ksoftirqd/012:25:150
5666991412,1cyclictest9-21ksoftirqd/011:45:000
5666991412,1cyclictest9-21ksoftirqd/007:15:110
251522140,1sleep225157-21missed_timers08:55:152
251522140,1sleep225157-21missed_timers08:55:152
566699138,5cyclictest9-21ksoftirqd/010:58:050
5666991313,0cyclictest9-21ksoftirqd/012:06:000
5666991313,0cyclictest9-21ksoftirqd/010:12:020
5666991313,0cyclictest9-21ksoftirqd/009:49:270
5666991313,0cyclictest9-21ksoftirqd/008:04:310
5666991312,1cyclictest9-21ksoftirqd/012:25:000
5666991312,1cyclictest9-21ksoftirqd/012:10:100
5666991312,1cyclictest9-21ksoftirqd/011:33:070
5666991312,1cyclictest9-21ksoftirqd/011:10:200
5666991312,1cyclictest9-21ksoftirqd/010:40:000
5666991312,1cyclictest9-21ksoftirqd/010:30:000
5666991312,1cyclictest9-21ksoftirqd/009:15:110
5666991312,1cyclictest9-21ksoftirqd/008:40:000
5666991311,1cyclictest9-21ksoftirqd/010:45:210
5666991311,1cyclictest9-21ksoftirqd/010:00:010
5666991311,1cyclictest9-21ksoftirqd/009:45:000
5666991311,1cyclictest9-21ksoftirqd/009:45:000
5666991311,1cyclictest9-21ksoftirqd/009:30:000
5666991311,1cyclictest9-21ksoftirqd/009:10:150
5666991310,1cyclictest9-21ksoftirqd/012:30:000
566699129,2cyclictest9-21ksoftirqd/008:50:120
566699129,2cyclictest9-21ksoftirqd/007:10:130
566699127,5cyclictest9-21ksoftirqd/011:35:370
5666991212,0cyclictest9-21ksoftirqd/011:09:520
5666991211,1cyclictest9-21ksoftirqd/011:55:100
5666991211,1cyclictest9-21ksoftirqd/010:20:120
5666991211,1cyclictest9-21ksoftirqd/010:05:140
5666991211,1cyclictest9-21ksoftirqd/009:30:070
5666991211,1cyclictest9-21ksoftirqd/007:25:000
5666991210,1cyclictest9-21ksoftirqd/012:40:000
5666991210,1cyclictest9-21ksoftirqd/011:20:140
5666991210,1cyclictest9-21ksoftirqd/010:40:130
5666991210,1cyclictest9-21ksoftirqd/008:20:000
567899110,7cyclictest61650irq/122-eno110:19:132
566699119,1cyclictest9-21ksoftirqd/008:15:000
5666991111,0cyclictest9-21ksoftirqd/009:40:000
5666991111,0cyclictest9-21ksoftirqd/009:40:000
5666991110,1cyclictest9-21ksoftirqd/012:15:110
5666991110,1cyclictest9-21ksoftirqd/011:50:000
5666991110,1cyclictest9-21ksoftirqd/008:40:120
5666991110,1cyclictest9-21ksoftirqd/008:35:000
5666991110,1cyclictest9-21ksoftirqd/008:25:020
5666991110,1cyclictest9-21ksoftirqd/007:55:000
5666991110,1cyclictest9-21ksoftirqd/007:40:000
5666991110,1cyclictest9-21ksoftirqd/007:29:320
5666991110,0cyclictest9-21ksoftirqd/008:20:110
567499100,5cyclictest0-21swapper/109:20:501
566699108,1cyclictest9-21ksoftirqd/008:05:140
566699108,1cyclictest9-21ksoftirqd/007:40:180
56859998,1cyclictest35-21ksoftirqd/310:55:003
56859993,3cyclictest1029-21snmpd11:07:403
56859990,7cyclictest0-21swapper/310:50:003
56859990,5cyclictest0-21swapper/309:10:103
56789997,1cyclictest0-21swapper/209:37:092
56789997,1cyclictest0-21swapper/209:37:092
56789990,3cyclictest31209-21diskmemload09:45:072
56859986,1cyclictest8134-21cat08:20:153
56859986,1cyclictest1029-21snmpd11:54:303
56859986,1cyclictest1029-21snmpd10:56:563
56859986,1cyclictest1029-21snmpd09:53:533
56859986,1cyclictest1029-21snmpd08:18:203
56859986,1cyclictest1029-21snmpd08:03:533
56859986,1cyclictest1029-21snmpd07:45:373
56859982,3cyclictest0-21swapper/307:20:153
56859980,5cyclictest561-21nscd09:58:143
56859980,4cyclictest0-21swapper/309:41:363
56859980,4cyclictest0-21swapper/309:41:363
56859980,4cyclictest0-21swapper/309:26:383
56789986,1cyclictest61650irq/122-eno112:30:462
56789986,1cyclictest61650irq/122-eno111:50:112
56789986,1cyclictest61650irq/122-eno111:05:472
56789986,1cyclictest61650irq/122-eno110:23:402
56789986,1cyclictest61650irq/122-eno109:52:252
56789986,1cyclictest61650irq/122-eno109:14:292
56789986,1cyclictest28-21ksoftirqd/208:45:002
56789986,1cyclictest1029-21snmpd11:01:522
56789986,1cyclictest1029-21snmpd10:13:002
56789986,1cyclictest1029-21snmpd10:04:092
56789981,3cyclictest31209-21diskmemload10:05:142
56789980,1cyclictest31209-21diskmemload10:35:112
27542280,0sleep10-21swapper/111:30:391
56859976,1cyclictest35-21ksoftirqd/307:15:013
56859976,1cyclictest10969-21ntpq08:25:183
56859975,1cyclictest16465-21ssh11:15:543
56859975,1cyclictest1029-21snmpd11:12:103
56859975,1cyclictest1029-21snmpd11:00:523
56859975,1cyclictest1029-21snmpd10:13:333
56859975,1cyclictest1029-21snmpd09:24:373
56859975,1cyclictest1029-21snmpd08:49:483
56859975,1cyclictest1029-21snmpd08:44:063
56859972,2cyclictest31209-21diskmemload12:17:493
56859972,0cyclictest0-21swapper/312:00:113
56859971,4cyclictest0-21swapper/311:25:163
56859971,3cyclictest31209-21diskmemload09:37:503
56859971,3cyclictest31209-21diskmemload09:37:503
56859970,6cyclictest31202-21ssh11:35:393
56859970,6cyclictest14451-21ssh11:58:453
56859970,6cyclictest0-21swapper/309:31:243
56859970,5cyclictest31209-21diskmemload11:20:133
56859970,4cyclictest0-21swapper/308:10:093
56859970,3cyclictest0-21swapper/311:48:003
56859970,2cyclictest240-21systemd-journal07:55:003
56859970,2cyclictest0-21swapper/311:40:113
56789976,1cyclictest61650irq/122-eno111:48:212
56789976,1cyclictest61650irq/122-eno111:30:162
56789976,1cyclictest61650irq/122-eno109:55:152
56789976,1cyclictest61650irq/122-eno109:15:162
56789976,1cyclictest1029-21snmpd11:13:292
56789976,1cyclictest1029-21snmpd10:25:032
56789976,0cyclictest61650irq/122-eno108:15:112
56789975,1cyclictest61650irq/122-eno112:10:412
56789975,1cyclictest61650irq/122-eno111:55:132
56789975,1cyclictest61650irq/122-eno107:15:012
56789975,1cyclictest32221-21ssh12:22:202
56789975,1cyclictest19344-21ntpq11:20:182
56789975,1cyclictest15524-21ssh11:15:162
56789975,1cyclictest1029-21snmpd12:04:182
56789975,1cyclictest1029-21snmpd10:46:342
56789970,6cyclictest31167-21ssh11:35:332
56789970,6cyclictest0-21swapper/212:05:122
56789970,5cyclictest1029-21snmpd10:31:022
56789970,2cyclictest0-21swapper/210:55:102
56789970,1cyclictest0-21swapper/207:40:092
56749971,6cyclictest0-21swapper/111:14:171
56749970,6cyclictest0-21swapper/107:45:131
56749970,4cyclictest0-21swapper/112:37:021
56749970,4cyclictest0-21swapper/111:07:051
56749970,2cyclictest0-21swapper/111:35:131
56749970,2cyclictest0-21swapper/109:45:131
56749970,1cyclictest0-21swapper/112:10:101
56749970,1cyclictest0-21swapper/108:10:531
56749970,1cyclictest0-21swapper/107:53:461
23733270,0sleep10-21swapper/110:42:411
56859965,1cyclictest8272-21ssh12:35:073
56859965,1cyclictest6508-21ssh12:30:333
56859965,1cyclictest4960-21ssh10:16:023
56859965,1cyclictest29739-21ssh10:05:003
56859965,1cyclictest26833-21sshd09:00:143
56859965,1cyclictest25546-21sensors08:55:183
56859965,1cyclictest25546-21sensors08:55:183
56859965,1cyclictest23697-21ssh10:42:333
56859965,1cyclictest20980-21ssh09:47:313
56859965,1cyclictest19516-21ssh10:35:583
56859965,1cyclictest13564-21ssh10:29:563
56859964,1cyclictest14193-21cpuspeed_turbos10:30:143
56859964,1cyclictest1029-21snmpd09:15:553
56859964,1cyclictest1029-21snmpd09:05:043
56859964,1cyclictest1029-21snmpd08:05:473
56859963,1cyclictest22681-21cat12:10:123
56859962,3cyclictest20545-21sh07:40:003
56859961,2cyclictest1029-21snmpd08:37:033
56859961,2cyclictest0-21swapper/312:20:123
56859960,3cyclictest0-21swapper/312:09:173
56859960,2cyclictest0-21swapper/312:25:203
56859960,2cyclictest0-21swapper/308:00:003
56859960,2cyclictest0-21swapper/308:00:003
56859960,1cyclictest0-21swapper/311:31:443
56859960,1cyclictest0-21swapper/307:15:013
56789966,0cyclictest61650irq/122-eno112:39:542
56789966,0cyclictest61650irq/122-eno112:25:412
56789966,0cyclictest61650irq/122-eno111:40:272
56789966,0cyclictest61650irq/122-eno111:25:442
56789966,0cyclictest61650irq/122-eno110:40:112
56789966,0cyclictest61650irq/122-eno109:30:112
56789966,0cyclictest61650irq/122-eno109:25:492
56789966,0cyclictest61650irq/122-eno109:05:112
56789966,0cyclictest61650irq/122-eno109:00:542
56789966,0cyclictest61650irq/122-eno108:45:582
56789966,0cyclictest61650irq/122-eno108:05:182
56789966,0cyclictest61650irq/122-eno107:55:012
56789966,0cyclictest61650irq/122-eno107:20:182
56789965,1cyclictest61650irq/122-eno109:41:142
56789965,1cyclictest61650irq/122-eno109:41:142
56789965,1cyclictest61650irq/122-eno108:20:142
56789965,1cyclictest61650irq/122-eno107:15:152
56789964,1cyclictest6557-21ssh09:20:082
56789964,1cyclictest61650irq/122-eno108:50:112
56789963,2cyclictest61650irq/122-eno112:15:052
56789963,2cyclictest15819-21cron07:30:002
56789963,1cyclictest548-21systemd-logind08:30:212
56789962,2cyclictest240-21systemd-journal10:50:002
56789960,6cyclictest0-21swapper/207:39:552
56749963,0cyclictest0-21swapper/108:17:451
56749961,4cyclictest0-21swapper/111:55:151
56749961,0cyclictest0-21swapper/107:35:141
56749960,6cyclictest0-21swapper/109:59:251
56749960,6cyclictest0-21swapper/109:10:151
56749960,6cyclictest0-21swapper/108:44:391
56749960,6cyclictest0-21swapper/108:35:121
56749960,6cyclictest0-21swapper/108:03:561
56749960,6cyclictest0-21swapper/107:20:191
56749960,5cyclictest0-21swapper/111:47:241
56749960,5cyclictest0-21swapper/108:52:271
56749960,4cyclictest0-21swapper/110:25:321
56749960,3cyclictest0-21swapper/109:31:411
56749960,2cyclictest0-21swapper/110:02:011
56749960,1cyclictest0-21swapper/112:08:121
56749960,1cyclictest0-21swapper/111:15:111
56749960,1cyclictest0-21swapper/111:00:371
56749960,1cyclictest0-21swapper/110:46:341
56749960,1cyclictest0-21swapper/110:35:111
56749960,1cyclictest0-21swapper/109:54:201
56749960,1cyclictest0-21swapper/109:26:041
56749960,1cyclictest0-21swapper/107:59:471
56749960,1cyclictest0-21swapper/107:59:471
14525260,0sleep121-21ksoftirqd/107:25:161
56859953,1cyclictest16602-21grep07:30:113
56859952,1cyclictest31209-21diskmemload10:00:233
56859952,0cyclictest31209-21diskmemload10:21:233
56789955,0cyclictest61650irq/122-eno108:25:012
56789955,0cyclictest61650irq/122-eno108:00:202
56789955,0cyclictest61650irq/122-eno107:45:112
56789954,1cyclictest61650irq/122-eno107:30:102
56789954,1cyclictest3667-21ntpq08:10:152
56789953,1cyclictest15954-21head08:35:182
56749951,3cyclictest0-21swapper/111:40:111
56749950,5cyclictest0-21swapper/110:55:261
56749950,5cyclictest0-21swapper/110:12:391
56749950,5cyclictest0-21swapper/109:09:311
56749950,5cyclictest0-21swapper/108:29:511
56749950,5cyclictest0-21swapper/107:32:561
56749950,4cyclictest0-21swapper/110:50:011
56749950,3cyclictest0-21swapper/112:24:391
56749950,3cyclictest0-21swapper/111:29:361
56749950,3cyclictest0-21swapper/111:20:111
56749950,3cyclictest0-21swapper/110:33:121
56749950,3cyclictest0-21swapper/110:15:431
56749950,3cyclictest0-21swapper/110:05:191
56749950,2cyclictest0-21swapper/112:31:251
56749950,2cyclictest0-21swapper/112:15:171
56749950,2cyclictest0-21swapper/111:50:461
56749950,2cyclictest0-21swapper/108:35:001
56749950,1cyclictest0-21swapper/112:25:111
56749950,1cyclictest0-21swapper/109:35:181
56749950,1cyclictest0-21swapper/109:35:181
56749950,1cyclictest0-21swapper/109:15:081
56749950,0cyclictest0-21swapper/110:20:441
56859943,1cyclictest13324-21ntp_states08:30:193
56859942,2cyclictest0-21swapper/307:40:103
56859940,1cyclictest21792-21apt-get08:50:113
56859940,0cyclictest0-21swapper/307:25:123
56749940,4cyclictest0-21swapper/109:03:271
56749940,4cyclictest0-21swapper/107:11:291
56749940,3cyclictest0-21swapper/108:45:141
56749940,3cyclictest0-21swapper/108:20:191
56749940,2cyclictest0-21swapper/108:05:121
56749940,1cyclictest0-21swapper/112:00:131
56749940,1cyclictest0-21swapper/109:40:511
56749940,1cyclictest0-21swapper/109:40:511
56749940,0cyclictest0-21swapper/108:55:181
56749940,0cyclictest0-21swapper/108:55:181
56749930,3cyclictest0-21swapper/107:40:101
56749930,3cyclictest0-21swapper/107:16:591
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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