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2026-04-28 - 04:17
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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 rack1slot3.osadl.org (updated Tue Apr 28, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
321290899140,12cyclictest0-21swapper/320:30:123
321290899130,11cyclictest0-21swapper/320:05:133
3212908991211,0cyclictest0-21swapper/320:35:113
3212908991210,0cyclictest0-21swapper/321:15:133
321290899120,0cyclictest0-21swapper/321:20:113
321290899119,1cyclictest0-21swapper/323:35:193
3212908991110,0cyclictest0-21swapper/321:15:013
3212908991110,0cyclictest0-21swapper/320:40:133
3212908991110,0cyclictest0-21swapper/319:50:123
321290899110,1cyclictest0-21swapper/322:35:103
321290899110,11cyclictest0-21swapper/320:25:183
321290899110,10cyclictest0-21swapper/323:15:193
321290899110,10cyclictest0-21swapper/319:45:013
321290899110,10cyclictest0-21swapper/300:35:193
321290899110,0cyclictest0-21swapper/323:35:013
321290899110,0cyclictest0-21swapper/322:45:023
321290899110,0cyclictest0-21swapper/319:25:003
321290899110,0cyclictest0-21swapper/300:25:133
3212908991010,0cyclictest0-21swapper/323:00:133
3212908991010,0cyclictest0-21swapper/321:45:223
3212908991010,0cyclictest0-21swapper/321:00:193
3212908991010,0cyclictest0-21swapper/320:45:183
3212908991010,0cyclictest0-21swapper/319:30:103
321290899100,9cyclictest0-21swapper/322:15:003
321290899100,9cyclictest0-21swapper/322:00:183
321290899100,9cyclictest0-21swapper/322:00:183
321290899100,10cyclictest0-21swapper/321:55:013
321290899100,10cyclictest0-21swapper/320:00:003
321290899100,0cyclictest0-21swapper/323:58:453
32129089999,0cyclictest0-21swapper/322:50:133
32129089999,0cyclictest0-21swapper/320:50:173
32129089998,0cyclictest0-21swapper/323:45:143
32129089998,0cyclictest0-21swapper/322:05:133
32129089990,0cyclictest0-21swapper/323:10:013
32129089990,0cyclictest0-21swapper/321:08:443
32129089990,0cyclictest0-21swapper/319:35:183
32129089988,0cyclictest0-21swapper/322:30:123
32129089988,0cyclictest0-21swapper/322:00:003
32129089988,0cyclictest0-21swapper/321:35:153
32129089988,0cyclictest0-21swapper/319:30:003
32129089988,0cyclictest0-21swapper/319:19:593
32129089980,7cyclictest0-21swapper/320:15:203
32129089980,0cyclictest0-21swapper/321:45:013
3211128281,4sleep30-21swapper/319:05:153
32129089977,0cyclictest0-21swapper/323:50:163
32129089977,0cyclictest0-21swapper/323:25:143
32129089966,0cyclictest0-21swapper/323:40:123
32129089966,0cyclictest0-21swapper/323:20:173
32129089966,0cyclictest0-21swapper/322:25:013
32129089966,0cyclictest0-21swapper/322:15:013
32129089966,0cyclictest0-21swapper/320:55:123
32129089966,0cyclictest0-21swapper/320:00:183
32129089966,0cyclictest0-21swapper/319:10:123
32129089965,0cyclictest0-21swapper/300:10:203
32129089961,4cyclictest26450irq/132-ahci[0000:00:17.0]22:45:553
32129089960,5cyclictest0-21swapper/300:25:013
32129089955,0cyclictest0-21swapper/319:49:553
32129089951,4cyclictest26450irq/132-ahci[0000:00:17.0]20:22:453
32129089951,3cyclictest26450irq/132-ahci[0000:00:17.0]00:30:153
32129089950,2cyclictest0-21swapper/323:00:013
3212581253,2sleep10-21swapper/119:07:401
3271375240,0sleep2441rcuc/221:35:152
3218834240,4sleep20-21swapper/219:22:232
32129089941,3cyclictest26450irq/132-ahci[0000:00:17.0]22:26:103
32129089940,3cyclictest3339613-21chrt00:15:493
32129089940,3cyclictest3335413-21taskset00:05:283
32129089940,3cyclictest3332457-21chrt00:00:163
32129089940,3cyclictest3312192-21chrt23:10:323
32129089940,3cyclictest3237303-21chrt20:10:023
32129089940,2cyclictest0-21swapper/321:30:133
32129089940,0cyclictest0-21swapper/321:25:473
3212488242,1sleep20-21swapper/219:06:302
3348305230,0sleep00-21swapper/000:38:510
3335744230,0sleep00-21swapper/000:08:270
3327822230,1sleep23327848-21apt-get23:50:112
3313914230,2sleep13312946-21/usr/sbin/munin23:15:201
3268932230,1sleep03268962-21apt-get21:30:130
3263664230,2sleep03263835-21python321:15:200
3222169231,1sleep13222407-21tail19:30:181
3221384230,2sleep03221631-21diskstats19:30:130
3211227231,1sleep00-21swapper/019:05:150
3326177220,1sleep03326261-21irqstats23:45:170
3324458220,1sleep13324631-21smartctl23:40:171
3324095220,1sleep23324177-21irqstats23:40:152
3318894220,1sleep10-21swapper/123:27:081
3317130220,0sleep00-21swapper/023:24:560
3310489220,0sleep00-21swapper/023:08:550
3302008220,1sleep03302163-21latency_hist22:50:020
3293644220,1sleep03291600-21perf22:29:560
3291961220,1sleep13292245-21df22:25:131
3286210220,1sleep13286336-21ntp_states22:10:161
3285560220,0sleep00-21swapper/022:10:110
3281496220,2sleep0328-21plymouthd22:00:140
3281496220,2sleep0328-21plymouthd22:00:140
3279047220,0sleep00-21swapper/021:55:020
3262218220,1sleep03262220-21ssh21:13:440
3242130220,1sleep23242412-21grep20:20:182
3236722220,2sleep00-21swapper/020:05:350
3233217220,0sleep10-21swapper/119:59:561
3232358220,1sleep03232529-21python319:55:190
3229142220,1sleep23229161-21munin-run19:50:002
3215881220,1sleep13215962-21irqstats19:15:171
3347951210,0sleep10-21swapper/100:35:451
3346106210,1sleep20-21swapper/200:32:502
3345937210,0sleep10-21swapper/100:31:211
3344959210,0sleep00-21swapper/000:30:160
3343792210,0sleep20-21swapper/200:25:462
3343485210,0sleep10-21swapper/100:25:211
3342433210,0sleep00-21swapper/000:25:080
3340791210,0sleep10-21swapper/100:20:151
3340519210,0sleep00-21swapper/000:20:140
3340365210,0sleep20-21swapper/200:20:132
3339549210,0sleep00-21swapper/000:15:230
3339106210,0sleep20-21swapper/200:15:212
3338320210,0sleep10-21swapper/100:15:161
3337938210,0sleep00-21swapper/000:14:270
3337632210,0sleep20-21swapper/200:11:452
3336160210,1sleep10-21swapper/100:10:041
3335506210,0sleep10-21swapper/100:06:181
3335426210,0sleep20-21swapper/200:05:352
3333484210,1sleep00-21swapper/000:01:500
3333367210,0sleep10-21swapper/100:00:471
3333324210,0sleep20-21swapper/200:00:242
3331467210,0sleep20-21swapper/223:57:442
3331338210,0sleep00-21swapper/023:56:340
3330362210,0sleep10-21swapper/123:55:151
3327977210,0sleep00-21swapper/023:50:130
3325782210,0sleep20-21swapper/223:45:152
3325742210,0sleep10-21swapper/123:45:141
3323699210,0sleep00-21swapper/023:40:120
3322760210,0sleep10-21swapper/123:35:211
3321993210,0sleep00-21swapper/023:35:160
3321631210,0sleep20-21swapper/223:35:142
3319606210,0sleep00-21swapper/023:30:120
3319471210,0sleep20-21swapper/223:30:102
3319221210,0sleep10-21swapper/123:30:011
3318695210,0sleep20-21swapper/223:25:212
3317759210,0sleep00-21swapper/023:25:160
3315961210,0sleep20-21swapper/223:20:182
3315311210,0sleep10-21swapper/123:20:131
3313100210,0sleep00-21swapper/023:15:150
3312945210,0sleep20-21swapper/223:15:132
3312387210,0sleep00-21swapper/023:12:190
3311908210,0sleep10-21swapper/123:10:201
3310612210,0sleep20-21swapper/223:10:002
3310546210,0sleep10-21swapper/123:09:281
3308784210,0sleep20-21swapper/223:05:132
3308247210,0sleep00-21swapper/023:02:290
3307561210,0sleep10-21swapper/123:00:191
3306076210,0sleep00-21swapper/022:59:140
3304705210,0sleep10-21swapper/122:55:151
3303953210,0sleep10-21swapper/122:53:511
3303729210,0sleep20-21swapper/222:51:522
3301468210,0sleep20-21swapper/222:45:222
3301161210,0sleep10-21swapper/122:45:211
3299496210,0sleep10-21swapper/122:41:141
3299001210,0sleep20-21swapper/222:40:192
3298116210,0sleep00-21swapper/022:40:130
3297650210,0sleep00-21swapper/022:38:330
3296016210,0sleep20-21swapper/222:35:112
3295983210,0sleep10-21swapper/122:35:101
3295564210,1sleep00-21swapper/022:33:290
3294686210,0sleep20-21swapper/222:30:172
3294531210,0sleep10-21swapper/122:30:171
3292246210,0sleep20-21swapper/222:25:142
3291078210,0sleep10-21swapper/122:20:371
3290794210,0sleep00-21swapper/022:20:190
3289455210,0sleep20-21swapper/222:19:542
3289273210,0sleep00-21swapper/022:18:160
3288107210,0sleep10-21swapper/122:15:161
3287035210,0sleep20-21swapper/222:11:532
3285020210,1sleep00-21swapper/022:07:270
3283996210,0sleep10-21swapper/122:05:151
3283473210,0sleep20-21swapper/222:05:082
3283045210,0sleep20-21swapper/222:03:252
3283045210,0sleep20-21swapper/222:03:252
3281669210,0sleep10-21swapper/122:00:151
3281669210,0sleep10-21swapper/122:00:151
3280814210,1sleep20-21swapper/221:57:152
3280099210,0sleep10-21swapper/121:55:191
3279017210,1sleep00-21swapper/021:54:460
3278153210,0sleep20-21swapper/221:50:202
3277377210,0sleep10-21swapper/121:50:151
3276615210,0sleep20-21swapper/221:46:562
3275790210,0sleep10-21swapper/121:45:191
3273325210,0sleep20-21swapper/221:40:152
3272492210,1sleep00-21swapper/021:37:250
3271079210,0sleep10-21swapper/121:35:141
3270565210,0sleep20-21swapper/221:33:422
3268247210,0sleep00-21swapper/021:25:480
3267911210,0sleep20-21swapper/221:25:182
3267757210,0sleep10-21swapper/121:25:171
3266228210,0sleep10-21swapper/121:20:451
3264623210,0sleep20-21swapper/221:20:022
3263301210,0sleep10-21swapper/121:15:171
3262868210,0sleep20-21swapper/221:15:142
3261197210,0sleep20-21swapper/221:10:172
3260219210,1sleep00-21swapper/021:08:380
3259144210,0sleep10-21swapper/121:05:151
3257135210,0sleep00-21swapper/021:00:150
3255448210,0sleep03255597-21find20:55:180
3253889210,0sleep10-21swapper/120:50:181
3253364210,0sleep20-21swapper/220:50:152
3250861210,0sleep10-21swapper/120:45:151
3248561210,0sleep00-21swapper/020:40:020
3248195210,0sleep00-21swapper/020:35:210
3247338210,0sleep20-21swapper/220:35:142
3245416210,0sleep20-21swapper/220:30:152
3245168210,0sleep10-21swapper/120:30:141
3244736210,0sleep00-21swapper/020:30:010
3243859210,0sleep20-21swapper/220:25:192
3243101210,0sleep10-21swapper/120:25:141
3243072210,0sleep00-21swapper/020:25:120
3241878210,0sleep00-21swapper/020:20:160
3240895210,0sleep10-21swapper/120:20:011
3239807210,0sleep20-21swapper/220:15:182
3239604210,0sleep00-21swapper/020:15:160
3238979210,0sleep10-21swapper/120:15:011
3238799210,0sleep00-21swapper/020:12:440
3238026210,0sleep20-21swapper/220:10:172
3237316210,0sleep10-21swapper/120:10:121
3236444210,0sleep10-21swapper/120:05:201
3235406210,0sleep20-21swapper/220:05:132
3235077210,1sleep00-21swapper/020:03:590
3234109210,0sleep20-21swapper/220:00:172
3233944210,0sleep10-21swapper/120:00:161
3230972210,1sleep00-21swapper/019:50:390
3230656210,0sleep10-21swapper/119:50:201
3230261210,0sleep20-21swapper/219:50:172
3229133210,0sleep10-21swapper/119:49:541
3228789210,1sleep00-21swapper/019:45:290
3226607210,0sleep00-21swapper/019:40:220
3226158210,0sleep10-21swapper/119:40:191
3225748210,0sleep20-21swapper/219:40:162
3223373210,0sleep20-21swapper/219:35:122
3223353210,0sleep00-21swapper/019:35:020
3220811210,1sleep00-21swapper/019:28:130
3219551210,0sleep10-21swapper/119:25:141
3218267210,0sleep10-21swapper/119:20:181
3216753210,0sleep20-21swapper/219:15:302
3216242210,0sleep00-21swapper/019:15:200
3214548210,0sleep00-21swapper/019:12:440
3213925210,0sleep20-21swapper/219:10:182
3213135210,0sleep10-21swapper/119:10:131
3346585200,0sleep20-21swapper/200:35:022
3327803200,0sleep10-21swapper/123:50:021
3306691200,0sleep20-21swapper/223:00:042
3304324200,0sleep20-21swapper/222:55:042
3302245200,0sleep00-21swapper/022:50:060
3289476200,0sleep20-21swapper/222:20:022
3274885200,0sleep00-21swapper/021:45:010
3273048200,0sleep00-21swapper/021:40:050
3272912200,0sleep10-21swapper/121:40:021
3268681200,0sleep10-21swapper/121:30:011
3264879200,0sleep00-21swapper/021:20:040
3260567200,0sleep10-21swapper/121:10:041
3258654200,0sleep20-21swapper/221:05:052
3256482200,0sleep20-21swapper/221:00:052
3256481200,0sleep10-21swapper/121:00:041
3254548200,0sleep20-21swapper/220:55:042
3254547200,0sleep10-21swapper/120:55:031
3252636200,0sleep00-21swapper/020:50:020
3250727200,0sleep20-21swapper/220:45:042
3250527200,0sleep00-21swapper/020:45:020
3248817200,0sleep20-21swapper/220:40:042
3248816200,0sleep10-21swapper/120:40:031
3246883200,0sleep10-21swapper/120:35:021
3231314200,0sleep20-21swapper/219:55:012
3223362200,0sleep10-21swapper/119:35:031
3221189200,0sleep20-21swapper/219:30:022
3219276200,0sleep20-21swapper/219:25:032
3217110200,0sleep00-21swapper/019:20:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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