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2026-06-23 - 00:06
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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 rack1slot3.osadl.org (updated Mon Jun 22, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
379177991411,1cyclictest0-21swapper/309:30:103
37917799139,2cyclictest0-21swapper/312:15:123
37917799130,12cyclictest0-21swapper/311:15:123
379177991211,0cyclictest0-21swapper/312:35:103
379177991211,0cyclictest0-21swapper/311:45:123
37917799120,11cyclictest0-21swapper/312:10:173
37917799120,11cyclictest0-21swapper/310:50:173
37917799120,11cyclictest0-21swapper/310:25:123
37917799120,11cyclictest0-21swapper/308:40:123
37917799120,11cyclictest0-21swapper/308:05:133
37917799120,11cyclictest0-21swapper/307:45:123
37917799120,11cyclictest0-21swapper/307:40:103
37917799120,11cyclictest0-21swapper/307:20:013
37917799119,1cyclictest0-21swapper/311:40:123
37917799119,1cyclictest0-21swapper/308:55:123
37917799119,1cyclictest0-21swapper/308:00:133
379177991111,0cyclictest0-21swapper/308:10:193
379177991110,0cyclictest0-21swapper/309:00:133
37917799110,10cyclictest0-21swapper/311:55:133
37917799110,10cyclictest0-21swapper/311:20:093
37917799110,10cyclictest0-21swapper/311:05:023
37917799110,10cyclictest0-21swapper/310:35:183
37917799110,10cyclictest0-21swapper/310:15:173
37917799110,10cyclictest0-21swapper/307:15:173
37917799110,0cyclictest0-21swapper/309:45:113
37917799110,0cyclictest0-21swapper/309:20:113
37917799109,0cyclictest0-21swapper/310:45:183
379177991010,0cyclictest0-21swapper/312:05:143
379177991010,0cyclictest0-21swapper/310:59:413
379177991010,0cyclictest0-21swapper/309:35:183
379177991010,0cyclictest0-21swapper/307:35:383
37917799100,9cyclictest0-21swapper/310:05:123
37917799100,9cyclictest0-21swapper/307:55:013
37917799100,9cyclictest0-21swapper/307:15:013
37917799100,0cyclictest0-21swapper/312:25:113
3791779999,0cyclictest0-21swapper/311:05:183
3791779998,0cyclictest0-21swapper/309:30:013
3791779997,1cyclictest0-21swapper/308:15:113
3791779990,8cyclictest0-21swapper/308:45:183
3791779990,8cyclictest0-21swapper/308:20:163
3791779990,0cyclictest0-21swapper/311:10:183
3791779988,0cyclictest0-21swapper/310:00:173
3791779988,0cyclictest0-21swapper/309:42:563
3791779988,0cyclictest0-21swapper/309:10:133
3791779988,0cyclictest0-21swapper/307:55:133
3791779981,6cyclictest457650-21taskset10:22:053
3791779980,8cyclictest0-21swapper/311:50:123
3791779980,7cyclictest0-21swapper/309:15:183
3791779980,6cyclictest0-21swapper/307:35:003
3791779980,0cyclictest0-21swapper/310:40:013
3791779977,0cyclictest0-21swapper/310:30:153
3791779977,0cyclictest0-21swapper/310:10:173
3791779972,4cyclictest0-21swapper/312:01:083
3791779970,0cyclictest0-21swapper/311:27:023
377575271,4sleep30-21swapper/307:05:123
451396260,0sleep20-21swapper/210:07:162
3791779966,0cyclictest0-21swapper/312:20:123
3791779966,0cyclictest0-21swapper/309:55:093
3791779965,0cyclictest0-21swapper/312:33:533
3791779965,0cyclictest0-21swapper/311:35:143
3791779965,0cyclictest0-21swapper/308:25:193
3791779963,2cyclictest0-21swapper/311:30:133
3791779961,2cyclictest0-21swapper/309:50:123
3791779960,5cyclictest0-21swapper/309:05:123
378792262,2sleep20-21swapper/207:06:392
502463250,3sleep0502747-21df12:10:140
480804250,0sleep20-21swapper/211:16:362
3791779954,0cyclictest0-21swapper/308:30:123
484517240,3sleep0484753-21awk11:25:190
401380242,1sleep0399255-21kworker/0:0+events08:05:140
3791779943,0cyclictest0-21swapper/307:25:133
3791779940,0cyclictest0-21swapper/308:50:113
3791779940,0cyclictest0-21swapper/308:35:123
378761242,1sleep10-21swapper/107:06:141
455510232,1sleep0399255-21kworker/0:0+events10:16:450
452407230,2sleep2452517-21wc10:10:152
423301230,2sleep1423388-21aten2.4-expect09:00:151
419120230,2sleep0419179-21cut08:50:010
407348230,1sleep2407363-21apt-get08:20:012
377173231,1sleep00-21swapper/007:05:010
504533220,1sleep0504828-21df12:15:130
501629220,1sleep2501633-21ssh12:06:032
498784220,1sleep0498934-21ntp_states12:00:160
497777220,0sleep20-21swapper/211:59:032
495617220,1sleep00-21swapper/011:53:200
488760220,1sleep2489007-21/usr/sbin/munin11:35:202
474943220,1sleep0474959-21munin-run11:05:020
472748220,0sleep00-21swapper/010:59:120
468675220,1sleep1468748-21cut10:50:021
466422220,0sleep00-21swapper/010:43:310
461692220,0sleep00-21swapper/010:30:580
459538220,0sleep00-21swapper/010:25:230
447526220,1sleep0447713-21cat10:00:010
445180220,1sleep00-21swapper/009:52:400
439957220,1sleep0440071-21memory09:40:160
436003220,1sleep0436158-21cat09:30:150
435512220,1sleep1435807-21df09:30:111
433109220,1sleep20-21swapper/209:25:002
429293220,1sleep2429319-21apt-get09:15:122
425179220,1sleep0425352-21awk09:05:130
411452220,1sleep1411466-21munin-run08:30:001
405173220,1sleep20-21swapper/208:15:002
383400220,1sleep2383549-21apt-config07:20:012
514128210,0sleep10-21swapper/112:35:521
513185210,0sleep20-21swapper/212:35:132
512419210,0sleep20-21swapper/212:34:132
512417210,1sleep1512418-21anacron12:34:121
510972210,0sleep00-21swapper/012:30:140
509998210,0sleep00-21swapper/012:26:110
509936210,0sleep20-21swapper/212:25:402
509039210,0sleep10-21swapper/112:25:151
507719210,0sleep20-21swapper/212:20:202
506228210,0sleep20-21swapper/212:19:552
504392210,0sleep10-21swapper/112:15:021
502820210,0sleep20-21swapper/212:10:152
502748210,0sleep1502814-21if_eno112:10:151
501552210,0sleep10-21swapper/112:05:221
500271210,0sleep00-21swapper/012:05:130
498291210,0sleep10-21swapper/112:00:131
497803210,0sleep00-21swapper/011:59:170
497567210,0sleep10-21swapper/111:57:101
494765210,0sleep1494874-21ssh11:50:161
493520210,0sleep10-21swapper/111:48:121
493415210,0sleep00-21swapper/011:47:160
491644210,0sleep20-21swapper/211:45:012
490611210,0sleep20-21swapper/211:40:182
490544210,0sleep10-21swapper/111:40:171
490332210,0sleep00-21swapper/011:40:160
489474210,0sleep10-21swapper/111:39:281
487835210,0sleep00-21swapper/011:35:140
486313210,0sleep00-21swapper/011:30:190
485787210,0sleep10-21swapper/111:30:161
485613210,0sleep20-21swapper/211:30:052
484958210,0sleep10-21swapper/111:26:201
483537210,0sleep20-21swapper/211:25:092
482262210,0sleep20-21swapper/211:20:162
481982210,0sleep00-21swapper/011:20:140
481532210,0sleep10-21swapper/111:20:111
479794210,0sleep10-21swapper/111:15:151
479350210,0sleep00-21swapper/011:15:060
478650210,1sleep00-21swapper/011:10:570
477757210,0sleep20-21swapper/211:10:162
477698210,0sleep10-21swapper/111:10:151
476696210,0sleep20-21swapper/211:07:072
475317210,0sleep00-21swapper/011:05:140
474969210,0sleep10-21swapper/111:05:021
474599210,0sleep10-21swapper/111:01:581
474093210,0sleep20-21swapper/211:00:192
471830210,0sleep20-21swapper/210:55:182
470759210,0sleep10-21swapper/110:55:011
470255210,0sleep10-21swapper/110:50:341
469509210,0sleep00-21swapper/010:50:170
469194210,0sleep20-21swapper/210:50:152
468234210,0sleep20-21swapper/210:46:062
467492210,0sleep00-21swapper/010:45:160
466080210,0sleep10-21swapper/110:40:281
464228210,0sleep20-21swapper/210:40:012
463379210,0sleep10-21swapper/110:35:211
462753210,0sleep00-21swapper/010:35:160
462400210,0sleep20-21swapper/210:35:142
461977210,0sleep20-21swapper/210:33:332
460754210,0sleep10-21swapper/110:30:151
459772210,0sleep10-21swapper/110:27:271
458233210,0sleep20-21swapper/210:25:122
456771210,0sleep20-21swapper/210:20:172
456572210,0sleep00-21swapper/010:20:150
456148210,0sleep1456181-21apt-get10:20:121
455865210,0sleep20-21swapper/210:19:562
455542210,0sleep10-21swapper/110:17:021
452765210,0sleep10-21swapper/110:10:191
452063210,0sleep00-21swapper/010:10:140
451551210,0sleep10-21swapper/110:08:391
449628210,0sleep00-21swapper/010:05:020
449338210,0sleep20-21swapper/210:02:262
447785210,0sleep00-21swapper/010:00:040
447250210,0sleep20-21swapper/209:57:352
447062210,0sleep10-21swapper/109:55:541
443603210,0sleep10-21swapper/109:50:061
443039210,0sleep10-21swapper/109:47:091
443010210,1sleep2443012-21ssh09:46:532
441524210,0sleep00-21swapper/009:45:070
440072210,0sleep10-21swapper/109:40:171
439179210,0sleep20-21swapper/209:40:022
437489210,0sleep20-21swapper/209:35:142
437396210,0sleep10-21swapper/109:35:121
437386210,0sleep00-21swapper/009:35:110
433778210,0sleep00-21swapper/009:25:150
433383210,0sleep20-21swapper/209:25:132
433359210,0sleep10-21swapper/109:25:121
431816210,0sleep10-21swapper/109:20:151
431739210,0sleep00-21swapper/009:20:140
430798210,0sleep00-21swapper/009:17:270
427454210,0sleep10-21swapper/109:10:151
427280210,0sleep00-21swapper/009:10:010
425937210,0sleep10-21swapper/109:05:181
423392210,0sleep20-21swapper/209:00:162
422942210,0sleep00-21swapper/009:00:020
422212210,0sleep20-21swapper/208:55:192
421956210,0sleep00-21swapper/008:55:160
420162210,0sleep20-21swapper/208:50:182
419362210,1sleep00-21swapper/008:50:090
417610210,0sleep20-21swapper/208:45:152
416099210,1sleep00-21swapper/008:40:150
415809210,0sleep20-21swapper/208:40:132
414133210,0sleep10-21swapper/108:35:171
414049210,0sleep00-21swapper/008:35:160
413673210,0sleep20-21swapper/208:35:142
412675210,0sleep00-21swapper/008:30:200
412435210,0sleep20-21swapper/208:30:182
412283210,0sleep10-21swapper/108:30:171
411222210,0sleep00-21swapper/008:27:030
409792210,0sleep20-21swapper/208:25:122
407920210,0sleep10-21swapper/108:20:121
407879210,0sleep00-21swapper/008:20:110
407067210,1sleep00-21swapper/008:16:260
405754210,0sleep20-21swapper/208:15:132
403667210,0sleep10-21swapper/108:10:151
401525210,0sleep10-21swapper/108:05:151
400389210,0sleep20-21swapper/208:00:192
399582210,0sleep10-21swapper/108:00:141
399458210,0sleep00-21swapper/008:00:130
398289210,0sleep20-21swapper/207:55:202
397497210,0sleep00-21swapper/007:55:140
397238210,0sleep20-21swapper/207:54:562
396296210,0sleep00-21swapper/007:50:160
395740210,0sleep10-21swapper/107:50:141
395308210,0sleep00-21swapper/007:49:400
394420210,0sleep20-21swapper/207:45:182
391949210,0sleep00-21swapper/007:40:130
391762210,0sleep20-21swapper/207:40:112
391497210,0sleep10-21swapper/107:40:021
390097210,0sleep20-21swapper/207:35:142
389831210,0sleep10-21swapper/107:35:121
389662210,1sleep00-21swapper/007:35:070
388372210,0sleep10-21swapper/107:30:171
387908210,0sleep20-21swapper/207:30:132
387754210,0sleep00-21swapper/007:30:120
386267210,0sleep00-21swapper/007:25:160
385842210,0sleep10-21swapper/107:25:131
385595210,0sleep20-21swapper/207:25:022
385330210,0sleep00-21swapper/007:21:380
383931210,0sleep10-21swapper/107:20:111
383182210,1sleep00-21swapper/007:17:150
379799210,0sleep10-21swapper/107:10:161
379353210,1sleep00-21swapper/007:10:100
512751200,0sleep00-21swapper/012:35:030
506499200,0sleep10-21swapper/112:20:031
506498200,0sleep00-21swapper/012:20:020
498146200,0sleep20-21swapper/212:00:022
493727200,0sleep20-21swapper/211:50:022
447714200,0sleep10-21swapper/110:00:011
443595200,0sleep20-21swapper/209:50:032
435135200,0sleep20-21swapper/209:30:002
429278200,0sleep10-21swapper/109:15:031
427284200,0sleep20-21swapper/209:10:042
425108200,0sleep20-21swapper/209:05:032
421265200,0sleep10-21swapper/108:55:011
419180200,0sleep10-21swapper/108:50:011
417210200,0sleep10-21swapper/108:45:021
415277200,0sleep10-21swapper/108:40:001
405671200,0sleep10-21swapper/108:15:031
403497200,0sleep00-21swapper/008:10:020
401328200,0sleep20-21swapper/208:05:042
397483200,0sleep10-21swapper/107:55:031
393662200,0sleep10-21swapper/107:45:011
383921200,0sleep20-21swapper/207:20:042
381723200,0sleep10-21swapper/107:15:041
379345200,0sleep20-21swapper/207:10:052
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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