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2026-05-30 - 07:52
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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 792 highest latencies:
System rack1slot3.osadl.org (updated Sat May 30, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
319172999140,12cyclictest0-21swapper/323:35:133
319172999130,11cyclictest0-21swapper/321:15:113
319172999127,0cyclictest0-21swapper/320:10:013
3191729991211,0cyclictest0-21swapper/321:10:123
319172999120,11cyclictest0-21swapper/323:40:133
319172999120,11cyclictest0-21swapper/322:05:193
319172999120,11cyclictest0-21swapper/321:05:133
319172999120,0cyclictest0-21swapper/322:55:113
3191729991111,0cyclictest0-21swapper/320:15:123
3191729991110,0cyclictest0-21swapper/323:12:153
319172999110,10cyclictest0-21swapper/323:55:193
319172999110,10cyclictest0-21swapper/323:10:003
319172999110,10cyclictest0-21swapper/321:00:173
319172999110,10cyclictest0-21swapper/320:45:013
319172999110,0cyclictest0-21swapper/321:45:113
319172999110,0cyclictest0-21swapper/319:50:123
319172999109,0cyclictest0-21swapper/323:20:113
319172999108,1cyclictest0-21swapper/320:55:123
319172999108,1cyclictest0-21swapper/320:35:103
319172999106,2cyclictest0-21swapper/320:45:013
3191729991010,0cyclictest0-21swapper/323:15:103
3191729991010,0cyclictest0-21swapper/321:50:363
3191729991010,0cyclictest0-21swapper/321:35:183
3191729991010,0cyclictest0-21swapper/320:05:193
3191729991010,0cyclictest0-21swapper/319:20:103
319172999100,9cyclictest0-21swapper/322:20:163
319172999100,8cyclictest0-21swapper/322:40:123
319172999100,8cyclictest0-21swapper/319:40:113
319172999100,8cyclictest0-21swapper/319:40:103
319172999100,0cyclictest0-21swapper/321:55:103
31917299999,0cyclictest0-21swapper/322:15:003
31917299999,0cyclictest0-21swapper/319:35:113
31917299999,0cyclictest0-21swapper/319:10:183
31917299999,0cyclictest0-21swapper/300:15:173
31917299998,0cyclictest0-21swapper/322:30:113
31917299998,0cyclictest0-21swapper/300:10:023
31917299998,0cyclictest0-21swapper/300:10:013
31917299990,0cyclictest0-21swapper/321:25:193
3189910291,5sleep30-21swapper/319:05:103
31917299988,0cyclictest0-21swapper/321:30:093
31917299988,0cyclictest0-21swapper/300:25:173
31917299986,1cyclictest0-21swapper/321:20:133
31917299980,7cyclictest0-21swapper/319:30:183
3307719270,3sleep23307748-21http23:50:122
31917299977,0cyclictest0-21swapper/323:00:123
31917299977,0cyclictest0-21swapper/320:29:553
31917299976,0cyclictest0-21swapper/300:20:113
31917299970,7cyclictest0-21swapper/322:30:003
31917299970,0cyclictest0-21swapper/323:50:123
31917299966,0cyclictest0-21swapper/321:40:123
31917299966,0cyclictest0-21swapper/319:15:163
31917299966,0cyclictest0-21swapper/300:35:133
31917299960,4cyclictest0-21swapper/320:00:103
3190814260,4sleep23190894-21wc19:05:172
31917299955,0cyclictest0-21swapper/322:53:033
31917299955,0cyclictest0-21swapper/320:50:173
31917299955,0cyclictest0-21swapper/319:45:123
31917299954,1cyclictest0-21swapper/322:35:123
31917299950,4cyclictest0-21swapper/300:00:133
31917299950,3cyclictest0-21swapper/319:55:113
31917299950,0cyclictest0-21swapper/323:30:113
3250838240,3sleep23250972-21run-parts21:35:192
3209868243,0sleep20-21swapper/219:55:012
31917299944,0cyclictest0-21swapper/322:16:233
31917299944,0cyclictest0-21swapper/322:00:033
31917299944,0cyclictest0-21swapper/320:30:133
31917299944,0cyclictest0-21swapper/300:30:013
31917299943,0cyclictest0-21swapper/323:45:113
31917299943,0cyclictest0-21swapper/323:25:053
31917299943,0cyclictest0-21swapper/300:05:033
31917299940,4cyclictest0-21swapper/319:25:023
31917299940,3cyclictest0-21swapper/322:45:123
31917299940,3cyclictest0-21swapper/320:20:183
3191236242,1sleep10-21swapper/119:05:371
3290744230,1sleep03290774-21apt-get23:10:110
3281287230,2sleep13281548-21unixbench_multi22:45:191
3269081230,2sleep13269544-21cut22:20:011
3237811230,1sleep13237837-21apt-get21:05:121
3193410230,3sleep00-21swapper/019:13:200
3189952231,1sleep00-21swapper/019:05:120
3327047220,1sleep10-21swapper/100:35:021
3318425220,1sleep03318451-21apt-get00:15:120
3311037220,1sleep23311262-21sed23:55:192
3305634220,0sleep20-21swapper/223:45:112
3305352220,1sleep00-21swapper/023:44:460
3303070220,0sleep10-21swapper/123:38:091
3299551220,1sleep13299802-21diskstats23:30:131
3298609220,0sleep00-21swapper/023:25:320
3298082220,1sleep23298251-21mailstats23:25:182
3285487220,1sleep03285771-21users22:55:180
3279021220,1sleep23264328-21kworker/u16:2+nfsiod22:40:192
3273969220,1sleep03274216-21diskstats22:30:130
3273020220,0sleep10-21swapper/122:25:291
3271146220,0sleep00-21swapper/022:22:200
3263342220,1sleep13263553-21ntpq22:05:161
3263260220,1sleep03263341-21irqstats22:05:150
3248081221,1sleep2451ktimers/221:30:102
3220412220,1sleep23220493-21/usr/sbin/munin20:20:152
3206532220,1sleep13206726-21grep19:45:151
3195102220,1sleep03195248-21cat19:15:170
3329095210,0sleep10-21swapper/100:37:251
3328886210,0sleep00-21swapper/000:35:320
3327076210,0sleep20-21swapper/200:35:022
3326357210,0sleep00-21swapper/000:30:210
3324706210,0sleep20-21swapper/200:30:022
3324436210,0sleep00-21swapper/000:27:400
3323057210,0sleep10-21swapper/100:25:171
3322623210,0sleep20-21swapper/200:25:022
3322135210,0sleep00-21swapper/000:20:390
3321572210,0sleep20-21swapper/200:20:172
3321415210,0sleep10-21swapper/100:20:161
3319222210,0sleep20-21swapper/200:15:182
3319109210,0sleep10-21swapper/100:15:171
3317803210,0sleep10-21swapper/100:11:441
3317803210,0sleep10-21swapper/100:11:431
3316351210,0sleep00-21swapper/000:10:150
3316351210,0sleep00-21swapper/000:10:140
3315925210,0sleep20-21swapper/200:08:332
3315587210,0sleep10-21swapper/100:05:321
3314295210,0sleep00-21swapper/000:05:150
3312305210,0sleep00-21swapper/000:00:140
3312180210,0sleep20-21swapper/200:00:122
3311379210,0sleep10-21swapper/123:55:271
3310251210,0sleep00-21swapper/023:55:140
3308687210,0sleep10-21swapper/123:50:191
3307467210,0sleep00-21swapper/023:50:020
3305789210,0sleep00-21swapper/023:45:130
3304492210,0sleep20-21swapper/223:40:192
3303692210,0sleep10-21swapper/123:40:141
3302033210,0sleep00-21swapper/023:35:160
3301189210,0sleep00-21swapper/023:34:570
3299803210,0sleep20-21swapper/223:30:142
3297998210,0sleep10-21swapper/123:25:171
3296168210,0sleep20-21swapper/223:20:172
3295993210,0sleep10-21swapper/123:20:161
3295230210,0sleep00-21swapper/023:20:110
3294240210,0sleep20-21swapper/223:16:172
3293734210,0sleep10-21swapper/123:15:171
3292163210,0sleep10-21swapper/123:11:211
3289840210,0sleep00-21swapper/023:05:220
3289518210,0sleep20-21swapper/223:05:202
3288763210,0sleep10-21swapper/123:05:151
3287966210,0sleep10-21swapper/123:01:041
3287928210,0sleep00-21swapper/023:00:430
3286078210,1sleep13286079-21sh22:58:001
3284540210,0sleep20-21swapper/222:55:132
3282947210,0sleep20-21swapper/222:50:152
3282838210,0sleep10-21swapper/122:50:141
3281115210,0sleep00-21swapper/022:45:180
3279307210,0sleep10-21swapper/122:40:381
3278064210,0sleep00-21swapper/022:40:130
3276651210,0sleep20-21swapper/222:35:182
3276551210,0sleep10-21swapper/122:35:181
3275866210,0sleep00-21swapper/022:35:130
3275186210,0sleep20-21swapper/222:31:152
3274217210,0sleep10-21swapper/122:30:141
3271852210,0sleep00-21swapper/022:25:120
3271697210,0sleep20-21swapper/222:25:102
3270333210,0sleep10-21swapper/122:20:171
3269786210,0sleep20-21swapper/222:20:142
3267245210,0sleep00-21swapper/022:15:110
3267233210,0sleep20-21swapper/222:15:062
3266305210,0sleep20-21swapper/222:11:132
3264928210,1sleep10-21swapper/122:10:121
3264901210,0sleep00-21swapper/022:10:110
3264125210,0sleep20-21swapper/222:05:212
3261421210,0sleep20-21swapper/222:00:172
3261166210,0sleep00-21swapper/022:00:140
3260736210,0sleep10-21swapper/122:00:111
3258814210,0sleep00-21swapper/021:55:150
3258368210,0sleep10-21swapper/121:55:111
3257952210,0sleep00-21swapper/021:53:350
3257722210,0sleep10-21swapper/121:51:321
3255110210,0sleep10-21swapper/121:45:181
3254986210,0sleep00-21swapper/021:45:170
3254200210,0sleep20-21swapper/221:45:112
3252916210,0sleep10-21swapper/121:40:191
3252557210,0sleep20-21swapper/221:40:162
3251846210,0sleep00-21swapper/021:40:020
3250559210,0sleep00-21swapper/021:35:160
3250087210,0sleep10-21swapper/121:35:141
3248991210,0sleep00-21swapper/021:30:160
3248539210,0sleep10-21swapper/121:30:131
3246170210,0sleep20-21swapper/221:25:152
3246015210,0sleep00-21swapper/021:25:130
3244446210,0sleep10-21swapper/121:20:171
3243931210,0sleep20-21swapper/221:20:152
3243765210,0sleep00-21swapper/021:20:120
3241741210,0sleep00-21swapper/021:15:120
3240308210,0sleep00-21swapper/021:10:160
3239985210,0sleep20-21swapper/221:10:142
3239210210,0sleep00-21swapper/021:06:350
3239163210,0sleep20-21swapper/221:06:012
3235633210,0sleep10-21swapper/121:00:121
3234592210,0sleep00-21swapper/020:55:180
3233697210,0sleep10-21swapper/120:55:121
3233451210,0sleep20-21swapper/220:55:012
3233312210,0sleep00-21swapper/020:53:140
3230001210,0sleep00-21swapper/020:45:140
3228201210,0sleep20-21swapper/220:40:162
3228129210,0sleep10-21swapper/120:40:141
3227219210,0sleep20-21swapper/220:37:152
3226151210,0sleep10-21swapper/120:35:151
3225974210,0sleep00-21swapper/020:35:140
3224040210,0sleep10-21swapper/120:30:151
3222858210,0sleep20-21swapper/220:25:182
3222690210,0sleep10-21swapper/120:25:171
3221952210,0sleep00-21swapper/020:25:120
3220146210,0sleep10-21swapper/120:20:141
3220009210,0sleep00-21swapper/020:20:130
3219592210,0sleep20-21swapper/220:18:312
3218135210,0sleep10-21swapper/120:15:141
3218043210,0sleep00-21swapper/020:15:120
3216751210,0sleep00-21swapper/020:10:150
3216508210,0sleep20-21swapper/220:10:132
3216236210,0sleep10-21swapper/120:10:121
3215616210,0sleep10-21swapper/120:09:571
3214227210,0sleep00-21swapper/020:05:160
3212487210,0sleep20-21swapper/220:00:142
3212302210,0sleep10-21swapper/120:00:121
3210847210,0sleep20-21swapper/219:55:162
3210551210,0sleep00-21swapper/019:55:150
3210114210,0sleep10-21swapper/119:55:121
3209860210,0sleep10-21swapper/119:54:561
3208642210,0sleep00-21swapper/019:50:150
3206458210,0sleep00-21swapper/019:45:140
3205096210,0sleep00-21swapper/019:40:180
3205096210,0sleep00-21swapper/019:40:170
3203709210,0sleep10-21swapper/119:38:141
3202448210,0sleep00-21swapper/019:35:130
3201799210,0sleep10-21swapper/119:33:151
3200025210,0sleep00-21swapper/019:30:020
3199038210,0sleep20-21swapper/219:25:162
3198783210,0sleep00-21swapper/019:25:130
3198357210,0sleep10-21swapper/119:25:101
3196666210,0sleep10-21swapper/119:20:131
3196604210,0sleep00-21swapper/019:20:130
3195536210,0sleep20-21swapper/219:15:192
3193541210,0sleep10-21swapper/119:15:021
3192767210,0sleep10-21swapper/119:10:171
3192319210,0sleep20-21swapper/219:10:142
3316329200,0sleep20-21swapper/200:10:052
3316329200,0sleep20-21swapper/200:10:042
3312164200,0sleep10-21swapper/100:00:031
3305459200,0sleep10-21swapper/123:45:021
3301430200,0sleep20-21swapper/223:35:032
3292815200,0sleep00-21swapper/023:15:040
3290735200,0sleep20-21swapper/223:10:052
3286568200,0sleep20-21swapper/223:00:052
3282143200,0sleep00-21swapper/022:50:020
3280298200,0sleep20-21swapper/222:45:042
3258355200,0sleep20-21swapper/221:55:042
3256269200,0sleep20-21swapper/221:50:042
3245530200,0sleep10-21swapper/121:25:021
3241728200,0sleep20-21swapper/221:15:012
3241495200,0sleep10-21swapper/121:15:001
3239475200,0sleep10-21swapper/121:10:011
3235621200,0sleep00-21swapper/021:00:030
3235363200,0sleep20-21swapper/221:00:002
3231776200,0sleep20-21swapper/220:50:042
3231775200,0sleep10-21swapper/120:50:031
3229866200,0sleep20-21swapper/220:45:042
3229865200,0sleep10-21swapper/120:45:031
3227690200,0sleep00-21swapper/020:40:010
3223797200,0sleep00-21swapper/020:30:050
3223793200,0sleep20-21swapper/220:30:032
3213713200,0sleep20-21swapper/220:05:022
3212036200,0sleep00-21swapper/020:00:030
3206020200,0sleep20-21swapper/219:45:042
3204108200,0sleep20-21swapper/219:40:042
3204108200,0sleep20-21swapper/219:40:042
3204107200,0sleep10-21swapper/119:40:031
3204107200,0sleep10-21swapper/119:40:031
3202173200,0sleep20-21swapper/219:35:032
3200260200,0sleep20-21swapper/219:30:042
3196174200,0sleep20-21swapper/219:20:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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