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2026-03-31 - 22:42
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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 Tue Mar 31, 2026 12:45:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
264002209158,26sleep30-21swapper/307:08:003
244442208145,20sleep20-21swapper/207:05:052
264662201163,24sleep00-21swapper/007:08:490
263062198161,24sleep10-21swapper/107:06:451
54462720,0sleep10-21swapper/110:14:241
55102700,0sleep10-21swapper/107:30:161
114472610,0sleep30-21swapper/311:45:143
84312600,0sleep30-21swapper/311:00:003
273092600,0sleep00-21swapper/011:24:480
236622410,1sleep09-21ksoftirqd/012:00:170
26632991919,0cyclictest9-21ksoftirqd/012:20:160
26632991919,0cyclictest9-21ksoftirqd/011:55:190
26632991917,1cyclictest9-21ksoftirqd/011:50:160
26632991917,1cyclictest9-21ksoftirqd/008:05:000
26632991817,1cyclictest9-21ksoftirqd/011:15:130
26632991817,1cyclictest9-21ksoftirqd/011:00:170
26632991817,1cyclictest9-21ksoftirqd/010:35:160
26632991817,1cyclictest9-21ksoftirqd/010:05:140
26632991817,0cyclictest9-21ksoftirqd/010:50:180
26639991715,1cyclictest28-21ksoftirqd/210:15:192
26632991717,0cyclictest9-21ksoftirqd/010:00:120
26632991717,0cyclictest9-21ksoftirqd/008:25:160
26632991716,1cyclictest9-21ksoftirqd/009:37:160
26632991716,1cyclictest9-21ksoftirqd/008:05:160
26632991716,0cyclictest9-21ksoftirqd/009:15:110
26632991715,1cyclictest9-21ksoftirqd/010:00:000
26639991616,0cyclictest28-21ksoftirqd/212:35:192
26639991615,1cyclictest28-21ksoftirqd/207:50:002
26632991616,0cyclictest9-21ksoftirqd/010:19:180
26632991616,0cyclictest9-21ksoftirqd/007:30:110
26632991615,1cyclictest9-21ksoftirqd/012:30:030
26632991615,1cyclictest9-21ksoftirqd/010:55:160
26632991615,1cyclictest9-21ksoftirqd/009:10:100
26632991615,1cyclictest9-21ksoftirqd/008:50:090
26639991513,1cyclictest28-21ksoftirqd/210:50:182
26639991513,1cyclictest28-21ksoftirqd/208:05:002
26632991515,0cyclictest9-21ksoftirqd/012:14:150
26632991515,0cyclictest9-21ksoftirqd/010:10:150
26632991515,0cyclictest9-21ksoftirqd/009:41:420
26632991514,1cyclictest9-21ksoftirqd/011:45:420
26632991514,1cyclictest9-21ksoftirqd/011:44:330
26632991514,1cyclictest9-21ksoftirqd/009:31:350
26632991514,1cyclictest9-21ksoftirqd/007:50:130
26632991514,1cyclictest9-21ksoftirqd/007:10:130
26632991510,5cyclictest9-21ksoftirqd/010:40:120
26639991414,0cyclictest28-21ksoftirqd/212:03:052
26639991414,0cyclictest28-21ksoftirqd/209:45:272
26639991413,1cyclictest28-21ksoftirqd/212:30:152
26639991413,1cyclictest28-21ksoftirqd/211:45:112
26639991413,1cyclictest28-21ksoftirqd/210:35:162
26639991413,1cyclictest28-21ksoftirqd/210:05:142
26639991413,0cyclictest28-21ksoftirqd/211:15:142
26639991412,1cyclictest28-21ksoftirqd/208:40:002
26639991412,1cyclictest28-21ksoftirqd/208:05:152
26632991414,0cyclictest9-21ksoftirqd/011:06:350
26632991414,0cyclictest9-21ksoftirqd/010:30:200
26632991414,0cyclictest9-21ksoftirqd/010:30:190
26632991414,0cyclictest9-21ksoftirqd/007:35:130
26632991413,1cyclictest9-21ksoftirqd/011:10:180
26632991413,1cyclictest9-21ksoftirqd/010:46:030
26632991412,2cyclictest9-21ksoftirqd/009:45:210
26639991313,0cyclictest28-21ksoftirqd/210:00:002
26639991312,1cyclictest28-21ksoftirqd/211:50:162
26639991312,1cyclictest28-21ksoftirqd/211:00:172
26639991312,1cyclictest28-21ksoftirqd/210:15:002
26639991312,1cyclictest28-21ksoftirqd/209:50:152
26639991312,1cyclictest28-21ksoftirqd/209:25:002
26639991312,1cyclictest28-21ksoftirqd/209:15:112
26639991312,1cyclictest28-21ksoftirqd/208:25:162
26639991311,1cyclictest28-21ksoftirqd/207:55:002
2663299138,4cyclictest9-21ksoftirqd/012:15:120
26632991313,0cyclictest9-21ksoftirqd/008:30:000
26632991312,1cyclictest9-21ksoftirqd/012:07:010
26632991312,1cyclictest9-21ksoftirqd/010:25:110
26632991312,1cyclictest9-21ksoftirqd/009:53:570
26632991311,1cyclictest9-21ksoftirqd/010:20:110
2664699121,7cyclictest19739-21diskmemload11:14:183
2664699120,11cyclictest1886-21gltestperf08:30:163
2663999129,2cyclictest28-21ksoftirqd/208:20:002
26639991212,0cyclictest28-21ksoftirqd/212:20:192
26639991211,1cyclictest28-21ksoftirqd/210:55:172
26639991211,1cyclictest28-21ksoftirqd/209:41:422
26639991211,1cyclictest28-21ksoftirqd/208:20:222
26639991210,1cyclictest28-21ksoftirqd/212:20:002
26639991210,1cyclictest28-21ksoftirqd/209:30:002
26639991210,1cyclictest28-21ksoftirqd/209:15:002
26632991211,1cyclictest9-21ksoftirqd/012:40:000
26632991211,1cyclictest9-21ksoftirqd/011:35:020
26632991211,1cyclictest9-21ksoftirqd/011:35:000
26632991211,1cyclictest9-21ksoftirqd/009:30:000
26632991211,1cyclictest9-21ksoftirqd/008:20:000
26632991211,1cyclictest9-21ksoftirqd/007:55:150
26632991211,1cyclictest9-21ksoftirqd/007:50:000
26632991210,1cyclictest9-21ksoftirqd/008:50:000
26632991210,1cyclictest9-21ksoftirqd/008:45:000
188282120,0sleep10-21swapper/112:35:261
2664699119,1cyclictest35-21ksoftirqd/308:45:003
2663999119,1cyclictest28-21ksoftirqd/212:30:002
2663999119,1cyclictest28-21ksoftirqd/210:40:132
2663999116,4cyclictest28-21ksoftirqd/211:20:142
26639991111,0cyclictest28-21ksoftirqd/210:00:172
26639991110,1cyclictest28-21ksoftirqd/212:15:002
26639991110,1cyclictest28-21ksoftirqd/212:00:002
26639991110,1cyclictest28-21ksoftirqd/211:44:332
26639991110,1cyclictest28-21ksoftirqd/211:06:352
26639991110,1cyclictest28-21ksoftirqd/210:30:202
26639991110,1cyclictest28-21ksoftirqd/210:30:202
26639991110,1cyclictest28-21ksoftirqd/210:25:002
26639991110,1cyclictest28-21ksoftirqd/209:31:352
2663699110,10cyclictest0-21swapper/109:25:521
26632991111,0cyclictest9-21ksoftirqd/012:25:110
26632991111,0cyclictest9-21ksoftirqd/008:10:150
26632991111,0cyclictest9-21ksoftirqd/007:20:160
26632991110,1cyclictest9-21ksoftirqd/011:25:150
26632991110,1cyclictest9-21ksoftirqd/009:20:120
26632991110,1cyclictest9-21ksoftirqd/009:10:000
26632991110,1cyclictest9-21ksoftirqd/009:00:090
26632991110,1cyclictest9-21ksoftirqd/008:59:460
26632991110,1cyclictest9-21ksoftirqd/008:40:000
26632991110,1cyclictest9-21ksoftirqd/008:20:010
26632991110,1cyclictest9-21ksoftirqd/007:45:000
26632991110,1cyclictest9-21ksoftirqd/007:30:000
26632991110,1cyclictest9-21ksoftirqd/007:20:000
2664699108,1cyclictest35-21ksoftirqd/309:10:003
2663999109,1cyclictest28-21ksoftirqd/211:10:152
2663999109,1cyclictest28-21ksoftirqd/207:20:002
2663999109,1cyclictest28-21ksoftirqd/207:15:002
2663999109,0cyclictest28-21ksoftirqd/211:35:142
2663999108,1cyclictest28-21ksoftirqd/211:30:002
2663999108,1cyclictest28-21ksoftirqd/209:10:002
2663999108,1cyclictest28-21ksoftirqd/208:50:142
2663999108,1cyclictest28-21ksoftirqd/208:45:002
2663999108,1cyclictest28-21ksoftirqd/208:30:122
2663999106,3cyclictest28-21ksoftirqd/209:00:012
26639991010,0cyclictest28-21ksoftirqd/211:30:102
2663699100,7cyclictest0-21swapper/112:05:101
266469998,1cyclictest35-21ksoftirqd/310:25:003
266469998,1cyclictest35-21ksoftirqd/309:00:013
266469997,1cyclictest35-21ksoftirqd/308:05:003
266469995,2cyclictest1747-21ntpd11:04:203
266469990,6cyclictest19739-21diskmemload11:22:263
266399998,1cyclictest28-21ksoftirqd/212:07:012
266399998,1cyclictest28-21ksoftirqd/210:25:012
266399998,1cyclictest28-21ksoftirqd/209:35:132
266399998,1cyclictest28-21ksoftirqd/208:10:122
266399997,1cyclictest28-21ksoftirqd/210:45:132
266399997,1cyclictest28-21ksoftirqd/207:30:002
266369990,9cyclictest0-21swapper/110:05:401
266369990,8cyclictest0-21swapper/110:39:531
266369990,8cyclictest0-21swapper/110:24:411
266369990,5cyclictest0-21swapper/109:52:471
266369990,5cyclictest0-21swapper/109:46:541
266469987,1cyclictest35-21ksoftirqd/308:19:593
266469987,0cyclictest35-21ksoftirqd/308:20:003
266469980,5cyclictest0-21swapper/312:30:103
266469980,2cyclictest0-21swapper/309:30:113
266399988,0cyclictest28-21ksoftirqd/207:35:202
266399987,1cyclictest28-21ksoftirqd/209:00:182
266399987,1cyclictest28-21ksoftirqd/207:55:152
266399987,1cyclictest28-21ksoftirqd/207:45:002
266399986,1cyclictest28-21ksoftirqd/208:45:152
266399986,1cyclictest28-21ksoftirqd/207:20:102
266369980,8cyclictest0-21swapper/112:15:311
266369980,8cyclictest0-21swapper/111:51:041
266369980,7cyclictest0-21swapper/111:28:481
266369980,7cyclictest0-21swapper/111:11:341
266369980,7cyclictest0-21swapper/110:45:421
266369980,6cyclictest0-21swapper/109:57:391
266369980,5cyclictest0-21swapper/109:15:211
266369980,4cyclictest0-21swapper/109:31:031
266369980,4cyclictest0-21swapper/107:35:131
266469976,1cyclictest35-21ksoftirqd/310:25:123
266469976,1cyclictest35-21ksoftirqd/308:10:003
266469976,1cyclictest11554-21aten_r1power_cu09:40:123
266469975,1cyclictest35-21ksoftirqd/309:15:003
266469975,1cyclictest10228-21cat12:25:153
266469974,1cyclictest13650irq/124-ahci[0007:39:553
266469972,2cyclictest24726-21nscd11:28:163
266469971,4cyclictest29893-21apt-get07:15:123
266469971,3cyclictest25085-21ssh10:39:353
266469970,4cyclictest19739-21diskmemload11:43:223
266469970,4cyclictest13517-21ntp_kernel_pll_11:05:183
266469970,3cyclictest0-21swapper/310:50:003
266399977,0cyclictest28-21ksoftirqd/207:30:122
266369971,3cyclictest0-21swapper/107:10:121
266369971,2cyclictest0-21swapper/110:30:111
266369971,2cyclictest0-21swapper/110:30:111
266369970,7cyclictest0-21swapper/111:59:511
266369970,6cyclictest0-21swapper/112:31:281
266369970,6cyclictest0-21swapper/111:35:021
266369970,6cyclictest0-21swapper/110:40:201
266369970,6cyclictest0-21swapper/110:00:111
266369970,6cyclictest0-21swapper/109:05:161
266369970,6cyclictest0-21swapper/108:20:011
266369970,5cyclictest0-21swapper/110:15:011
266369970,5cyclictest0-21swapper/109:20:401
266369970,4cyclictest0-21swapper/109:40:371
266369970,3cyclictest0-21swapper/111:15:111
266369970,3cyclictest0-21swapper/111:00:131
266369970,1cyclictest0-21swapper/111:06:091
266369970,1cyclictest0-21swapper/108:50:331
266469965,1cyclictest8450-21ssh10:16:423
266469965,1cyclictest7343-21ssh12:20:303
266469965,1cyclictest4225-21ssh10:11:073
266469965,1cyclictest3773-21ssh10:53:273
266469965,1cyclictest3391-21ssh11:35:153
266469965,1cyclictest32560-21ssh10:05:253
266469965,1cyclictest31305-21ssh12:10:183
266469965,1cyclictest29149-21ssh12:07:533
266469965,1cyclictest28749-21ssh10:00:293
266469965,1cyclictest27641-21ssh10:41:063
266469965,1cyclictest22077-21ssh09:11:233
266469965,1cyclictest21331-21ssh09:51:143
266469965,1cyclictest20461-21ssh11:55:433
266469965,1cyclictest19934-21ssh11:15:033
266469965,1cyclictest19683-21ssh12:37:433
266469965,1cyclictest17170-21ssh11:52:093
266469965,1cyclictest1575-21ssh12:15:023
266469965,1cyclictest1466-21ssh09:25:343
266469965,1cyclictest10312-21ssh09:37:353
266469964,1cyclictest35-21ksoftirqd/308:15:003
266469964,0cyclictest19739-21diskmemload11:30:373
266469963,1cyclictest240-21systemd-journal09:56:483
266469963,1cyclictest240-21systemd-journal07:53:303
266469962,3cyclictest8181-21apt-get08:45:123
266469962,2cyclictest19739-21diskmemload09:47:163
266469962,2cyclictest0-21swapper/310:30:033
266469962,2cyclictest0-21swapper/310:30:033
266469961,4cyclictest12648-21idleruntime-cro08:55:003
266469960,4cyclictest0-21swapper/309:20:113
266469960,4cyclictest0-21swapper/307:30:123
266469960,1cyclictest240-21systemd-journal08:30:003
266369966,0cyclictest0-21swapper/108:05:191
266369965,1cyclictest0-21swapper/112:22:491
266369961,2cyclictest0-21swapper/109:00:091
266369960,6cyclictest0-21swapper/111:31:161
266369960,6cyclictest0-21swapper/108:45:171
266369960,5cyclictest0-21swapper/112:13:131
266369960,5cyclictest0-21swapper/110:26:511
266369960,5cyclictest0-21swapper/109:12:371
266369960,3cyclictest0-21swapper/111:42:271
266369960,3cyclictest0-21swapper/111:20:551
266369960,3cyclictest0-21swapper/108:35:161
266369960,2cyclictest0-21swapper/112:03:281
266469954,1cyclictest35-21ksoftirqd/307:25:003
266469954,0cyclictest19739-21diskmemload12:00:533
266469953,1cyclictest17382-21head07:55:143
266469952,1cyclictest548-21systemd-logind07:44:083
266469952,1cyclictest548-21systemd-logind07:14:083
266469952,1cyclictest2576-21cstates07:25:133
266469952,0cyclictest3452-21apt-get08:35:113
266469951,2cyclictest11683-21apt-get07:45:113
266469950,1cyclictest0-21swapper/309:00:153
266369955,0cyclictest0-21swapper/108:30:121
266369951,2cyclictest0-21swapper/109:36:411
266369951,2cyclictest0-21swapper/108:55:111
266369951,2cyclictest0-21swapper/107:25:111
266369950,5cyclictest0-21swapper/110:50:511
266369950,4cyclictest27777-21chrt08:15:261
266369950,4cyclictest0-21swapper/112:25:221
266369950,4cyclictest0-21swapper/108:10:201
266369950,3cyclictest0-21swapper/111:45:221
266369950,2cyclictest0-21swapper/108:00:111
1562250,1sleep121-21ksoftirqd/107:20:191
266369942,1cyclictest18423-21chrt07:56:311
266369940,3cyclictest0-21swapper/110:55:211
266369940,3cyclictest0-21swapper/108:40:141
266369940,3cyclictest0-21swapper/107:45:111
266369940,3cyclictest0-21swapper/107:40:141
266369940,3cyclictest0-21swapper/107:15:141
266369940,0cyclictest0-21swapper/107:50:191
266369930,2cyclictest0-21swapper/108:25:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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