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2026-04-24 - 01:56
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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 Fri Apr 24, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
369758599140,13cyclictest0-21swapper/321:45:113
369758599130,11cyclictest0-21swapper/319:50:113
369758599120,11cyclictest0-21swapper/322:20:013
369758599120,11cyclictest0-21swapper/322:10:183
369758599120,11cyclictest0-21swapper/320:20:013
369758599120,11cyclictest0-21swapper/320:05:123
369758599120,11cyclictest0-21swapper/320:05:123
369758599119,1cyclictest0-21swapper/320:55:123
3697585991111,0cyclictest0-21swapper/322:35:203
3697585991110,0cyclictest0-21swapper/321:15:123
369758599110,10cyclictest0-21swapper/320:30:163
369758599110,10cyclictest0-21swapper/300:17:023
369758599110,0cyclictest0-21swapper/322:40:143
369758599110,0cyclictest0-21swapper/319:15:123
369758599110,0cyclictest0-21swapper/300:35:143
369758599109,0cyclictest0-21swapper/322:20:153
369758599109,0cyclictest0-21swapper/320:40:003
3697585991010,0cyclictest0-21swapper/323:45:153
3697585991010,0cyclictest0-21swapper/323:35:133
3697585991010,0cyclictest0-21swapper/323:25:023
3697585991010,0cyclictest0-21swapper/323:00:113
3697585991010,0cyclictest0-21swapper/321:10:123
3697585991010,0cyclictest0-21swapper/320:30:013
3697585991010,0cyclictest0-21swapper/319:40:193
3697585991010,0cyclictest0-21swapper/300:30:133
3697585991010,0cyclictest0-21swapper/300:05:173
369758599100,9cyclictest0-21swapper/320:24:233
369758599100,0cyclictest0-21swapper/323:40:203
369758599100,0cyclictest0-21swapper/323:15:113
369758599100,0cyclictest0-21swapper/321:40:173
369758599100,0cyclictest0-21swapper/321:30:193
36975859999,0cyclictest0-21swapper/322:55:193
36975859999,0cyclictest0-21swapper/322:50:163
36975859999,0cyclictest0-21swapper/320:48:583
36975859999,0cyclictest0-21swapper/300:22:243
36975859998,0cyclictest0-21swapper/322:45:133
36975859990,8cyclictest0-21swapper/320:40:123
36975859990,0cyclictest0-21swapper/323:55:183
36975859988,0cyclictest0-21swapper/323:33:243
36975859988,0cyclictest0-21swapper/322:35:013
36975859988,0cyclictest0-21swapper/322:28:173
36975859988,0cyclictest0-21swapper/319:55:123
36975859988,0cyclictest0-21swapper/300:02:133
36975859987,0cyclictest0-21swapper/322:05:113
36975859980,7cyclictest0-21swapper/322:05:013
36975859977,0cyclictest0-21swapper/319:22:273
36975859977,0cyclictest0-21swapper/300:10:123
36975859975,1cyclictest0-21swapper/319:35:113
3695871271,4sleep30-21swapper/319:05:123
36975859966,0cyclictest0-21swapper/323:50:193
36975859966,0cyclictest0-21swapper/321:59:003
36975859966,0cyclictest0-21swapper/321:05:133
36975859966,0cyclictest0-21swapper/319:30:113
36975859966,0cyclictest0-21swapper/319:29:253
36975859965,0cyclictest0-21swapper/323:05:133
36975859964,1cyclictest0-21swapper/319:10:113
36975859960,6cyclictest0-21swapper/321:00:163
36975859955,0cyclictest0-21swapper/323:22:393
36975859955,0cyclictest0-21swapper/323:10:203
36975859955,0cyclictest0-21swapper/321:50:143
36975859955,0cyclictest0-21swapper/319:45:243
36975859954,0cyclictest0-21swapper/321:25:013
3807321240,3sleep23807449-21basename23:40:132
3711363240,4sleep00-21swapper/019:44:030
36975859944,0cyclictest0-21swapper/321:35:153
36975859944,0cyclictest0-21swapper/321:23:433
36975859944,0cyclictest0-21swapper/320:10:183
36975859944,0cyclictest0-21swapper/320:00:103
36975859944,0cyclictest0-21swapper/300:25:143
36975859940,3cyclictest3736844-21chrt20:50:013
3697389242,1sleep10-21swapper/119:09:191
3696913241,1sleep20-21swapper/219:05:202
3807292230,1sleep13807318-21apt-get23:40:121
3793525230,2sleep23793679-21switchtime23:05:182
3717591230,2sleep03717862-21df_inode20:00:130
3696015231,1sleep00-21swapper/019:05:140
3830261220,0sleep00-21swapper/000:35:150
3824634220,1sleep03824784-21ntp_states00:20:180
3824136220,1sleep10-21swapper/100:20:151
3821605220,1sleep00-21swapper/000:14:360
3819289220,0sleep00-21swapper/000:07:330
3811093220,1sleep03811095-21ssh23:49:030
3805186220,1sleep23805212-21apt-get23:35:132
3795732220,1sleep03796011-21grep23:10:210
3792792220,1sleep13793052-21cstates23:05:131
3782851220,1sleep23782980-21tr22:40:162
3758742220,0sleep00-21swapper/021:44:560
3757906220,1sleep10-21swapper/121:40:211
3755296220,1sleep13755410-21wc21:35:161
3752314220,1sleep23752536-21latency_hist21:30:012
3751198220,1sleep03751352-21ntp_states21:25:190
3748146220,0sleep00-21swapper/021:18:340
3745883220,0sleep00-21swapper/021:10:540
3742983220,1sleep20-21swapper/221:05:142
3735389220,1sleep03735520-21cat20:45:160
3730593220,1sleep23730770-21sed20:35:022
3729407220,1sleep03729543-21memory20:30:150
3728316220,0sleep00-21swapper/020:25:220
3725228220,1sleep03725523-21df20:20:150
3716579220,1sleep00-21swapper/019:55:210
3713336220,0sleep00-21swapper/019:49:530
3709453220,1sleep13709509-21munin-run19:40:001
3831679210,0sleep20-21swapper/200:36:242
3829558210,0sleep10-21swapper/100:31:031
3829142210,0sleep20-21swapper/200:30:202
3828211210,0sleep00-21swapper/000:30:140
3827641210,0sleep20-21swapper/200:27:312
3826887210,0sleep10-21swapper/100:25:181
3826777210,0sleep00-21swapper/000:25:170
3824918210,0sleep20-21swapper/200:20:202
3823096210,0sleep20-21swapper/200:15:192
3822140210,0sleep00-21swapper/000:15:120
3820617210,0sleep20-21swapper/200:10:182
3819885210,0sleep10-21swapper/100:10:131
3818538210,0sleep20-21swapper/200:05:192
3817773210,0sleep10-21swapper/100:05:141
3816099210,0sleep03816182-21irqstats00:00:150
3815660210,0sleep10-21swapper/100:00:121
3814152210,0sleep10-21swapper/123:55:161
3813985210,0sleep00-21swapper/023:55:160
3811888210,0sleep00-21swapper/023:50:160
3811455210,0sleep10-21swapper/123:50:131
3810305210,0sleep20-21swapper/223:45:162
3810148210,0sleep10-21swapper/123:45:151
3808712210,0sleep00-21swapper/023:41:230
3805616210,0sleep10-21swapper/123:35:161
3805184210,1sleep00-21swapper/023:35:100
3804597210,0sleep10-21swapper/123:32:031
3804116210,0sleep20-21swapper/223:30:202
3803198210,0sleep00-21swapper/023:30:140
3802825210,0sleep00-21swapper/023:29:510
3802417210,0sleep20-21swapper/223:26:122
3799379210,0sleep10-21swapper/123:20:141
3799175210,0sleep00-21swapper/023:20:130
3798387210,0sleep10-21swapper/123:17:341
3796578210,0sleep00-21swapper/023:15:020
3796184210,0sleep20-21swapper/223:11:312
3794500210,0sleep10-21swapper/123:10:021
3792679210,0sleep00-21swapper/023:05:120
3791521210,0sleep20-21swapper/223:00:192
3790738210,0sleep10-21swapper/123:00:141
3789456210,0sleep00-21swapper/022:55:190
3788484210,0sleep10-21swapper/122:55:131
3787368210,0sleep20-21swapper/222:50:172
3787081210,0sleep00-21swapper/022:50:150
3786552210,0sleep10-21swapper/122:50:121
3785973210,0sleep20-21swapper/222:48:302
3783728210,0sleep00-21swapper/022:42:020
3780764210,0sleep10-21swapper/122:35:191
3779974210,0sleep00-21swapper/022:35:150
3779870210,0sleep20-21swapper/222:35:122
3779144210,0sleep10-21swapper/122:30:521
3778651210,0sleep00-21swapper/022:30:190
3777786210,0sleep20-21swapper/222:30:132
3777412210,0sleep20-21swapper/222:29:002
3777134210,0sleep00-21swapper/022:26:300
3775964210,0sleep10-21swapper/122:25:141
3774590210,0sleep20-21swapper/222:20:202
3774340210,0sleep00-21swapper/022:20:180
3773808210,0sleep10-21swapper/122:20:151
3772625210,0sleep10-21swapper/122:15:221
3772199210,0sleep20-21swapper/222:15:202
3771261210,0sleep00-21swapper/022:15:010
3770181210,0sleep10-21swapper/122:10:171
3769434210,0sleep00-21swapper/022:10:120
3769422210,0sleep20-21swapper/222:10:062
3768171210,0sleep10-21swapper/122:05:181
3767816210,0sleep20-21swapper/222:05:152
3767476210,0sleep00-21swapper/022:05:130
3766784210,0sleep20-21swapper/222:02:142
3765424210,0sleep10-21swapper/122:00:131
3765300210,0sleep00-21swapper/022:00:120
3763618210,0sleep20-21swapper/221:55:182
3763163210,1sleep00-21swapper/021:55:090
3762917210,0sleep10-21swapper/121:55:011
3762806210,0sleep10-21swapper/121:54:011
3762437210,0sleep00-21swapper/021:50:440
3761623210,0sleep20-21swapper/221:50:182
3760565210,0sleep00-21swapper/021:47:350
3759007210,0sleep10-21swapper/121:45:121
3758783210,0sleep20-21swapper/221:45:012
3756655210,0sleep20-21swapper/221:40:022
3755117210,0sleep00-21swapper/021:35:140
3754339210,0sleep20-21swapper/221:35:012
3753964210,1sleep00-21swapper/021:31:140
3753507210,0sleep20-21swapper/221:30:202
3753355210,0sleep10-21swapper/121:30:191
3750760210,0sleep10-21swapper/121:25:161
3749008210,0sleep10-21swapper/121:20:141
3748929210,0sleep00-21swapper/021:20:130
3748560210,0sleep20-21swapper/221:20:112
3748127210,0sleep20-21swapper/221:18:232
3745894210,0sleep20-21swapper/221:11:002
3744709210,0sleep10-21swapper/121:10:151
3742618210,0sleep00-21swapper/021:05:120
3741999210,0sleep20-21swapper/221:00:222
3741454210,0sleep10-21swapper/121:00:181
3740357210,0sleep20-21swapper/220:59:072
3738761210,1sleep00-21swapper/020:55:080
3737230210,0sleep20-21swapper/220:50:142
3736958210,0sleep10-21swapper/120:50:131
3736865210,0sleep00-21swapper/020:50:120
3736142210,0sleep10-21swapper/120:45:211
3735036210,0sleep20-21swapper/220:45:142
3734649210,1sleep00-21swapper/020:44:230
3733268210,0sleep23733472-21/usr/sbin/munin20:40:142
3733094210,0sleep10-21swapper/120:40:121
3731713210,0sleep10-21swapper/120:35:161
3731547210,0sleep00-21swapper/020:35:160
3727976210,0sleep10-21swapper/120:25:191
3727015210,0sleep20-21swapper/220:25:122
3726562210,0sleep10-21swapper/120:22:241
3724138210,0sleep10-21swapper/120:15:191
3723965210,0sleep00-21swapper/020:15:170
3723686210,1sleep23723885-21/usr/sbin/munin20:15:162
3721332210,0sleep00-21swapper/020:10:130
3719346210,0sleep20-21swapper/220:05:122
3719346210,0sleep20-21swapper/220:05:112
3719103210,0sleep00-21swapper/020:05:020
3719103210,0sleep00-21swapper/020:05:010
3718401210,0sleep10-21swapper/120:00:181
3717437210,0sleep20-21swapper/220:00:102
3717083210,0sleep20-21swapper/219:58:552
3715628210,0sleep10-21swapper/119:55:141
3713761210,0sleep10-21swapper/119:50:131
3713625210,0sleep00-21swapper/019:50:120
3712652210,0sleep20-21swapper/219:45:192
3712479210,0sleep10-21swapper/119:45:181
3709875210,0sleep20-21swapper/219:40:142
3709215210,0sleep00-21swapper/019:36:590
3705876210,0sleep00-21swapper/019:30:120
3704927210,0sleep00-21swapper/019:25:180
3703963210,0sleep10-21swapper/119:25:111
3703718210,0sleep20-21swapper/219:25:002
3702869210,0sleep10-21swapper/119:20:151
3702782210,0sleep00-21swapper/019:20:150
3700537210,0sleep00-21swapper/019:15:150
3699317210,0sleep00-21swapper/019:13:500
3699124210,0sleep10-21swapper/119:11:231
3698390210,0sleep20-21swapper/219:10:152
3830239200,0sleep10-21swapper/100:35:031
3821654200,0sleep10-21swapper/100:15:021
3815385200,0sleep20-21swapper/200:00:012
3813289200,0sleep20-21swapper/223:55:012
3811206200,0sleep20-21swapper/223:50:022
3801004200,0sleep10-21swapper/123:25:031
3798922200,0sleep20-21swapper/223:20:032
3796816200,0sleep20-21swapper/223:15:032
3790571200,0sleep00-21swapper/023:00:050
3788264200,0sleep20-21swapper/222:55:022
3784301200,0sleep10-21swapper/122:45:051
3784300200,0sleep00-21swapper/022:45:040
3782221200,0sleep10-21swapper/122:40:031
3746524200,0sleep10-21swapper/121:15:021
3742595200,0sleep10-21swapper/121:05:011
3740689200,0sleep00-21swapper/021:00:050
3738520200,0sleep10-21swapper/120:55:021
3731094200,0sleep20-21swapper/220:35:052
3728917200,0sleep10-21swapper/120:30:041
3725094200,0sleep20-21swapper/220:20:052
3721248200,0sleep20-21swapper/220:10:032
3721247200,0sleep10-21swapper/120:10:021
3719335200,0sleep10-21swapper/120:05:031
3719335200,0sleep10-21swapper/120:05:021
3713584200,0sleep20-21swapper/219:50:022
3709712200,0sleep10-21swapper/119:40:051
3707542200,0sleep20-21swapper/219:35:012
3705867200,0sleep10-21swapper/119:30:051
3705628200,0sleep20-21swapper/219:30:022
3702045200,0sleep20-21swapper/219:20:042
3700108200,0sleep20-21swapper/219:15:052
3700107200,0sleep10-21swapper/119:15:041
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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