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2026-05-16 - 22:44
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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 Sat May 16, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3153234991612,0cyclictest0-21swapper/307:35:133
315323499140,12cyclictest0-21swapper/307:30:143
3153234991310,1cyclictest0-21swapper/307:50:133
315323499120,1cyclictest0-21swapper/311:55:123
315323499120,11cyclictest0-21swapper/312:05:133
315323499120,11cyclictest0-21swapper/311:50:183
315323499120,11cyclictest0-21swapper/309:55:113
315323499120,10cyclictest0-21swapper/311:40:133
3153234991111,0cyclictest0-21swapper/308:40:113
3153234991111,0cyclictest0-21swapper/307:40:163
3153234991110,0cyclictest0-21swapper/312:30:133
315323499110,1cyclictest0-21swapper/311:20:133
315323499110,10cyclictest0-21swapper/312:40:013
315323499110,10cyclictest0-21swapper/309:25:113
315323499110,10cyclictest0-21swapper/308:20:113
315323499110,10cyclictest0-21swapper/308:20:013
315323499110,10cyclictest0-21swapper/307:15:133
315323499110,0cyclictest0-21swapper/310:05:203
315323499110,0cyclictest0-21swapper/308:10:133
315323499109,0cyclictest0-21swapper/310:35:133
315323499109,0cyclictest0-21swapper/308:05:133
3153234991010,0cyclictest0-21swapper/312:10:113
3153234991010,0cyclictest0-21swapper/311:08:373
3153234991010,0cyclictest0-21swapper/310:25:163
3153234991010,0cyclictest0-21swapper/309:35:143
3153234991010,0cyclictest0-21swapper/308:25:173
3153234991010,0cyclictest0-21swapper/307:45:143
315323499100,9cyclictest0-21swapper/309:30:173
315323499100,9cyclictest0-21swapper/309:00:013
315323499100,10cyclictest0-21swapper/309:05:213
315323499100,0cyclictest0-21swapper/312:15:183
31532349999,0cyclictest0-21swapper/310:20:013
31532349998,0cyclictest0-21swapper/311:15:123
31532349998,0cyclictest0-21swapper/309:20:123
31532349998,0cyclictest0-21swapper/308:50:133
31532349997,1cyclictest0-21swapper/312:00:113
31532349990,8cyclictest0-21swapper/310:20:213
31532349990,8cyclictest0-21swapper/309:40:123
31532349990,0cyclictest0-21swapper/311:30:183
31532349988,0cyclictest0-21swapper/312:20:023
31532349988,0cyclictest0-21swapper/311:27:523
31532349988,0cyclictest0-21swapper/311:10:163
31532349988,0cyclictest0-21swapper/310:00:133
31532349988,0cyclictest0-21swapper/309:10:163
31532349988,0cyclictest0-21swapper/307:15:013
31532349987,0cyclictest0-21swapper/310:55:193
31532349987,0cyclictest0-21swapper/308:00:013
31532349980,0cyclictest0-21swapper/310:30:183
31532349977,0cyclictest0-21swapper/311:45:213
31532349977,0cyclictest0-21swapper/311:00:123
31532349977,0cyclictest0-21swapper/310:45:133
31532349977,0cyclictest0-21swapper/309:50:143
31532349977,0cyclictest0-21swapper/307:25:173
31532349976,0cyclictest0-21swapper/310:12:313
31532349970,6cyclictest0-21swapper/310:50:163
31532349970,6cyclictest0-21swapper/308:45:183
31532349970,6cyclictest0-21swapper/308:45:183
3151854271,4sleep30-21swapper/307:05:163
31532349966,0cyclictest0-21swapper/312:25:133
31532349966,0cyclictest0-21swapper/309:15:193
31532349966,0cyclictest0-21swapper/307:20:193
31532349963,2cyclictest3262165-21chrt11:35:563
3175585250,3sleep03175721-21memory08:05:170
31532349955,0cyclictest0-21swapper/308:30:183
31532349950,5cyclictest0-21swapper/309:00:193
31532349950,4cyclictest0-21swapper/308:35:193
31532349940,3cyclictest3239206-21chrt10:40:493
31532349940,3cyclictest3214795-21chrt09:45:003
31532349940,2cyclictest0-21swapper/308:00:133
3152979242,1sleep20-21swapper/207:08:402
3240730230,1sleep03240901-21python310:45:190
3198362230,1sleep13198388-21apt-get09:05:141
3188787230,1sleep03188813-21apt-get08:40:110
3182027230,2sleep03182232-21ls08:20:180
3153388230,1sleep23153414-21apt-get07:10:122
3151423231,1sleep10-21swapper/107:05:101
3150918231,1sleep00-21swapper/007:05:010
3276285220,1sleep00-21swapper/012:10:160
3273108220,0sleep20-21swapper/212:02:582
3270023220,1sleep13270177-21ntp_states11:55:171
3263401220,1sleep23263604-21strings11:40:172
3259203220,1sleep23259354-21/usr/sbin/munin11:30:152
3248896220,1sleep13249045-21ntp_states11:05:161
3244714220,1sleep23244864-21ntp_states10:55:182
3243778220,0sleep00-21swapper/010:54:280
3236756220,1sleep23237038-21users10:35:212
3230923220,0sleep00-21swapper/010:21:260
3226698220,1sleep00-21swapper/010:11:050
3225744220,1sleep23225826-21irqstats10:10:152
3223230220,0sleep00-21swapper/010:05:130
3208509220,1sleep03208775-21diskstats09:30:140
3199701220,0sleep00-21swapper/009:05:530
3196616220,1sleep23196881-21diskstats09:00:152
3177014220,1sleep00-21swapper/008:10:140
3173743220,2sleep00-21swapper/008:00:170
3172233220,1sleep00-21swapper/007:55:200
3168059220,1sleep23168212-21ntp_states07:45:182
3166373220,1sleep13166532-21switchtime07:40:161
3163587220,1sleep00-21swapper/007:35:150
3286859210,0sleep00-21swapper/012:35:180
3286558210,0sleep20-21swapper/212:35:162
3286379210,0sleep10-21swapper/112:35:151
3285447210,0sleep10-21swapper/112:31:231
3284992210,0sleep20-21swapper/212:30:202
3284061210,0sleep00-21swapper/012:30:140
3281785210,0sleep10-21swapper/112:25:011
3280487210,0sleep10-21swapper/112:20:181
3280334210,0sleep00-21swapper/012:20:170
3279989210,0sleep20-21swapper/212:20:152
3278178210,0sleep20-21swapper/212:15:152
3277766210,0sleep00-21swapper/012:15:130
3277508210,0sleep10-21swapper/112:15:021
3276558210,0sleep20-21swapper/212:10:172
3275418210,0sleep10-21swapper/112:10:011
3274308210,0sleep20-21swapper/212:05:182
3273591210,0sleep10-21swapper/112:05:131
3271535210,0sleep00-21swapper/012:00:110
3270744210,0sleep20-21swapper/211:55:422
3269886210,0sleep00-21swapper/011:55:160
3268645210,0sleep10-21swapper/111:50:321
3267806210,0sleep20-21swapper/211:50:172
3267305210,0sleep00-21swapper/011:50:030
3266723210,0sleep20-21swapper/211:46:562
3265525210,0sleep00-21swapper/011:45:150
3264271210,0sleep00-21swapper/011:40:590
3263860210,0sleep10-21swapper/111:40:201
3262588210,0sleep10-21swapper/111:39:481
3262107210,0sleep20-21swapper/211:35:282
3262098210,0sleep00-21swapper/011:35:210
3257421210,0sleep10-21swapper/111:25:191
3256666210,0sleep00-21swapper/011:25:140
3256620210,0sleep20-21swapper/211:25:122
3256100210,0sleep00-21swapper/011:22:360
3254729210,0sleep20-21swapper/211:20:152
3254585210,0sleep10-21swapper/111:20:131
3253830210,0sleep00-21swapper/011:16:090
3253802210,0sleep23253804-21ssh11:15:552
3252573210,0sleep10-21swapper/111:15:141
3251823210,0sleep00-21swapper/011:11:490
3251691210,0sleep20-21swapper/211:10:392
3250103210,0sleep10-21swapper/111:10:021
3248744210,0sleep00-21swapper/011:05:160
3248263210,0sleep20-21swapper/211:05:052
3247241210,0sleep00-21swapper/011:00:200
3246320210,0sleep20-21swapper/211:00:142
3246208210,0sleep10-21swapper/111:00:131
3244545210,0sleep10-21swapper/110:55:171
3243472210,0sleep20-21swapper/210:51:462
3242532210,0sleep10-21swapper/110:50:161
3241298210,0sleep10-21swapper/110:45:561
3239930210,0sleep20-21swapper/210:45:132
3238857210,0sleep10-21swapper/110:40:191
3237848210,0sleep20-21swapper/210:40:132
3237162210,0sleep00-21swapper/010:36:230
3237149210,0sleep10-21swapper/110:36:161
3234637210,0sleep20-21swapper/210:30:202
3234386210,0sleep00-21swapper/010:30:180
3233850210,0sleep10-21swapper/110:30:151
3233156210,0sleep10-21swapper/110:27:471
3232964210,0sleep20-21swapper/210:26:032
3231734210,0sleep00-21swapper/010:25:140
3231241210,0sleep10-21swapper/110:24:151
3229935210,0sleep20-21swapper/210:20:162
3228256210,0sleep10-21swapper/110:15:171
3228142210,0sleep00-21swapper/010:15:160
3227837210,0sleep20-21swapper/210:15:152
3225290210,0sleep10-21swapper/110:10:021
3224786210,0sleep10-21swapper/110:07:381
3223223210,0sleep20-21swapper/210:05:112
3222087210,0sleep00-21swapper/010:00:200
3221150210,0sleep10-21swapper/110:00:121
3220682210,0sleep20-21swapper/209:58:582
3220342210,0sleep00-21swapper/009:55:560
3219826210,0sleep10-21swapper/109:55:171
3218428210,1sleep00-21swapper/009:52:240
3216925210,0sleep20-21swapper/209:50:142
3216896210,0sleep10-21swapper/109:50:131
3215610210,0sleep00-21swapper/009:45:190
3214563210,0sleep20-21swapper/209:45:002
3214334210,0sleep10-21swapper/109:43:001
3213021210,0sleep00-21swapper/009:40:150
3212194210,0sleep20-21swapper/209:40:012
3212185210,0sleep20-21swapper/209:39:572
3212052210,0sleep00-21swapper/009:38:460
3210507210,0sleep10-21swapper/109:35:151
3209658210,0sleep10-21swapper/109:30:271
3208334210,0sleep20-21swapper/209:30:082
3206996210,0sleep20-21swapper/209:25:162
3206317210,0sleep10-21swapper/109:25:111
3206073210,0sleep00-21swapper/009:25:020
3205151210,0sleep10-21swapper/109:20:181
3204395210,0sleep00-21swapper/009:20:140
3203046210,0sleep10-21swapper/109:15:191
3202290210,0sleep00-21swapper/009:15:140
3201955210,0sleep00-21swapper/009:14:160
3201140210,0sleep20-21swapper/209:10:192
3200369210,0sleep10-21swapper/109:10:141
3199041210,0sleep20-21swapper/209:05:192
3197760210,0sleep10-21swapper/109:00:301
3196451210,0sleep00-21swapper/009:00:130
3195940210,0sleep00-21swapper/008:56:550
3194519210,0sleep10-21swapper/108:55:121
3194438210,0sleep20-21swapper/208:55:022
3193394210,0sleep20-21swapper/208:50:182
3192607210,0sleep00-21swapper/008:50:120
3192342210,0sleep10-21swapper/108:49:491
3192342210,0sleep10-21swapper/108:49:481
3191191210,0sleep00-21swapper/008:45:160
3191191210,0sleep00-21swapper/008:45:160
3187707210,0sleep10-21swapper/108:35:201
3187021210,0sleep00-21swapper/008:35:140
3186855210,0sleep20-21swapper/208:35:132
3184966210,0sleep20-21swapper/208:30:132
3184942210,0sleep10-21swapper/108:30:121
3184484210,1sleep10-21swapper/108:27:201
3183524210,0sleep20-21swapper/208:25:162
3183154210,0sleep00-21swapper/008:25:140
3182773210,0sleep20-21swapper/208:24:552
3181118210,0sleep10-21swapper/108:20:101
3180395210,1sleep2766-21snmpd08:17:322
3178985210,0sleep10-21swapper/108:15:151
3178677210,0sleep00-21swapper/008:15:020
3177277210,0sleep20-21swapper/208:10:162
3175876210,0sleep20-21swapper/208:05:182
3175722210,0sleep10-21swapper/108:05:181
3171013210,0sleep10-21swapper/107:55:011
3169380210,0sleep10-21swapper/107:50:131
3169351210,0sleep00-21swapper/007:50:120
3168343210,0sleep00-21swapper/007:45:200
3166272210,0sleep00-21swapper/007:40:160
3163861210,0sleep10-21swapper/107:35:161
3163184210,0sleep20-21swapper/207:35:012
3162576210,0sleep20-21swapper/207:30:212
3161889210,0sleep10-21swapper/107:30:161
3161267210,0sleep10-21swapper/107:30:001
3159600210,1sleep00-21swapper/007:25:070
3159360210,0sleep20-21swapper/207:25:002
3159282210,1sleep00-21swapper/007:24:030
3157111210,0sleep20-21swapper/207:16:002
3156183210,0sleep10-21swapper/107:15:141
3155884210,0sleep00-21swapper/007:15:130
3154181210,0sleep00-21swapper/007:10:180
3281934200,0sleep00-21swapper/012:25:050
3281931200,0sleep20-21swapper/212:25:022
3273572200,0sleep00-21swapper/012:05:040
3271494200,0sleep10-21swapper/112:00:041
3265225200,0sleep10-21swapper/111:45:031
3258689200,0sleep10-21swapper/111:30:031
3258454200,0sleep00-21swapper/011:30:020
3244078200,0sleep00-21swapper/010:55:030
3237832200,0sleep00-21swapper/010:40:020
3221131200,0sleep20-21swapper/210:00:012
3214798200,0sleep10-21swapper/109:45:041
3204285200,0sleep20-21swapper/209:20:032
3202252200,0sleep20-21swapper/209:15:032
3192598200,0sleep10-21swapper/108:50:051
3190452200,0sleep20-21swapper/208:45:022
3190452200,0sleep20-21swapper/208:45:012
3188777200,0sleep10-21swapper/108:40:041
3188518200,0sleep20-21swapper/208:40:012
3184931200,0sleep00-21swapper/008:30:030
3176999200,0sleep10-21swapper/108:10:031
3173178200,0sleep20-21swapper/208:00:032
3173010200,0sleep10-21swapper/108:00:021
3171246200,0sleep20-21swapper/207:55:032
3169335200,0sleep20-21swapper/207:50:022
3167193200,0sleep10-21swapper/107:45:011
3165308200,0sleep20-21swapper/207:40:012
3161510200,0sleep00-21swapper/007:30:030
3157687200,0sleep20-21swapper/207:20:052
3157686200,0sleep10-21swapper/107:20:041
3153377200,0sleep10-21swapper/107:10:031
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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