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2026-04-19 - 12:02
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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 Sun Apr 19, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
405214199147,5cyclictest0-21swapper/322:25:123
405214199139,1cyclictest0-21swapper/320:25:123
405214199130,1cyclictest0-21swapper/300:35:123
405214199120,1cyclictest0-21swapper/320:15:113
405214199120,11cyclictest0-21swapper/323:45:163
405214199120,11cyclictest0-21swapper/323:20:193
405214199120,11cyclictest0-21swapper/321:30:183
405214199120,0cyclictest0-21swapper/300:25:143
4052141991111,0cyclictest0-21swapper/319:25:123
4052141991110,0cyclictest0-21swapper/321:55:123
4052141991110,0cyclictest0-21swapper/319:25:013
4052141991110,0cyclictest0-21swapper/319:10:013
405214199110,8cyclictest0-21swapper/321:15:183
405214199110,8cyclictest0-21swapper/319:10:163
405214199110,8cyclictest0-21swapper/319:10:163
405214199110,10cyclictest0-21swapper/323:30:123
405214199110,10cyclictest0-21swapper/322:15:173
405214199110,0cyclictest0-21swapper/323:55:013
405214199110,0cyclictest0-21swapper/321:25:013
405214199110,0cyclictest0-21swapper/300:05:123
405214199109,0cyclictest0-21swapper/300:24:033
405214199108,1cyclictest0-21swapper/320:20:103
4052141991010,0cyclictest0-21swapper/323:10:133
4052141991010,0cyclictest0-21swapper/323:00:013
4052141991010,0cyclictest0-21swapper/322:35:013
4052141991010,0cyclictest0-21swapper/321:40:213
405214199100,0cyclictest0-21swapper/323:40:003
405214199100,0cyclictest0-21swapper/320:34:593
405214199100,0cyclictest0-21swapper/320:05:133
405214199100,0cyclictest0-21swapper/319:15:013
405214199100,0cyclictest0-21swapper/319:15:003
405214199100,0cyclictest0-21swapper/300:30:133
40521419999,0cyclictest0-21swapper/322:35:133
40521419999,0cyclictest0-21swapper/322:20:133
40521419999,0cyclictest0-21swapper/321:50:123
40521419999,0cyclictest0-21swapper/319:35:173
40521419998,1cyclictest0-21swapper/323:05:123
40521419998,0cyclictest0-21swapper/322:05:173
40521419998,0cyclictest0-21swapper/321:40:003
40521419998,0cyclictest0-21swapper/321:25:173
40521419998,0cyclictest0-21swapper/321:05:143
40521419998,0cyclictest0-21swapper/319:55:113
40521419990,8cyclictest0-21swapper/322:45:173
40521419990,8cyclictest0-21swapper/321:04:553
40521419990,8cyclictest0-21swapper/320:50:003
40521419990,0cyclictest0-21swapper/319:50:113
40521419988,0cyclictest0-21swapper/323:55:143
40521419988,0cyclictest0-21swapper/320:40:113
40521419987,0cyclictest0-21swapper/323:00:133
40521419980,7cyclictest0-21swapper/320:00:203
40521419980,0cyclictest0-21swapper/320:55:193
40521419977,0cyclictest0-21swapper/322:50:123
40521419977,0cyclictest0-21swapper/321:45:173
40521419976,0cyclictest0-21swapper/300:00:133
40521419970,7cyclictest0-21swapper/320:40:003
40521419966,0cyclictest0-21swapper/323:15:123
40521419966,0cyclictest0-21swapper/321:12:223
40521419964,2cyclictest0-21swapper/322:10:113
40521419960,6cyclictest0-21swapper/323:40:013
4051580261,1sleep00-21swapper/019:06:430
40521419955,0cyclictest0-21swapper/319:40:183
40521419954,0cyclictest0-21swapper/300:10:153
40521419950,5cyclictest0-21swapper/320:10:183
40521419950,4cyclictest0-21swapper/319:45:183
40521419950,0cyclictest0-21swapper/322:45:013
40521419950,0cyclictest0-21swapper/319:30:153
40521419943,0cyclictest0-21swapper/322:00:133
40521419940,3cyclictest4178995-21chrt00:16:113
40521419940,3cyclictest4157764-21chrt23:25:213
40521419940,2cyclictest0-21swapper/320:50:123
4051780242,1sleep10-21swapper/119:09:161
4051620242,1sleep20-21swapper/219:07:132
4068467230,1sleep24068493-21apt-get19:50:112
4179330220,0sleep10-21swapper/100:19:111
4177586220,0sleep00-21swapper/000:15:060
4171353220,1sleep04171379-21apt-get00:00:130
4151682220,1sleep00-21swapper/023:12:020
4148299220,1sleep14148546-21diskstats23:05:141
4146782220,1sleep24146897-21ps23:00:192
4141678220,1sleep04141950-21cpuspeed_turbos22:50:120
4139252220,0sleep10-21swapper/122:45:011
4135947220,1sleep20-21swapper/222:35:182
4135789220,1sleep14135946-21memory22:35:171
4130905220,1sleep24130926-21perf22:25:012
4130423220,0sleep10-21swapper/122:20:441
4127707220,1sleep04127779-21grep22:15:180
4122237220,1sleep00-21swapper/022:02:090
4114472220,1sleep00-21swapper/021:45:120
4109753220,2sleep14109755-21ssh21:32:291
4100152220,1sleep24100286-21ls21:10:152
4087374220,1sleep04087434-21apt-config20:40:000
4070131220,1sleep00-21swapper/019:55:020
4068622220,1sleep04068895-21df_inode19:50:130
4059508220,1sleep14059662-21/usr/sbin/munin19:25:171
4186377210,0sleep00-21swapper/000:35:150
4185935210,0sleep10-21swapper/100:35:081
4185689210,0sleep20-21swapper/200:35:012
4185229210,0sleep10-21swapper/100:30:561
4184911210,0sleep20-21swapper/200:30:202
4183971210,0sleep00-21swapper/000:30:150
4183119210,0sleep20-21swapper/200:25:402
4181847210,0sleep10-21swapper/100:25:151
4181787210,0sleep00-21swapper/000:25:140
4181162210,0sleep00-21swapper/000:21:460
4180222210,0sleep20-21swapper/200:20:162
4177593210,0sleep20-21swapper/200:15:122
4177120210,0sleep10-21swapper/100:13:031
4176999210,0sleep20-21swapper/200:12:002
4176823210,0sleep00-21swapper/000:10:220
4175038210,0sleep00-21swapper/000:08:000
4175029210,0sleep20-21swapper/200:07:592
4173181210,0sleep10-21swapper/100:05:021
4172067210,0sleep10-21swapper/100:00:181
4171511210,0sleep24171784-21df_inode00:00:152
4170135210,0sleep04170306-21/usr/sbin/munin23:55:210
4169850210,0sleep20-21swapper/223:55:192
4169221210,0sleep10-21swapper/123:55:101
4168566210,0sleep00-21swapper/023:51:240
4167218210,1sleep20-21swapper/223:50:132
4166488210,1sleep10-21swapper/123:46:251
4165187210,0sleep00-21swapper/023:45:120
4164550210,0sleep20-21swapper/223:45:022
4164210210,0sleep20-21swapper/223:42:022
4162715210,0sleep10-21swapper/123:40:091
4162349210,0sleep10-21swapper/123:39:091
4160345210,0sleep20-21swapper/223:34:492
4160079210,1sleep00-21swapper/023:32:270
4158525210,0sleep10-21swapper/123:30:041
4158209210,0sleep10-21swapper/123:29:191
4156461210,0sleep24156487-21apt-get23:25:132
4156192210,0sleep20-21swapper/223:24:572
4155113210,0sleep00-21swapper/023:20:180
4153255210,0sleep10-21swapper/123:15:191
4152274210,0sleep20-21swapper/223:15:122
4152268210,0sleep00-21swapper/023:15:100
4151813210,1sleep10-21swapper/123:13:111
4151573210,0sleep20-21swapper/223:11:032
4149870210,0sleep00-21swapper/023:09:260
4148547210,0sleep20-21swapper/223:05:152
4146058210,0sleep10-21swapper/123:00:141
4146034210,0sleep00-21swapper/023:00:120
4143823210,0sleep20-21swapper/222:55:152
4143670210,0sleep00-21swapper/022:55:130
4143657210,0sleep10-21swapper/122:55:061
4143399210,0sleep20-21swapper/222:54:552
4141951210,0sleep10-21swapper/122:50:131
4139662210,0sleep20-21swapper/222:45:142
4139509210,0sleep00-21swapper/022:45:120
4138965210,1sleep00-21swapper/022:42:280
4137862210,0sleep20-21swapper/222:40:142
4136239210,0sleep00-21swapper/022:35:200
4134095210,0sleep20-21swapper/222:30:162
4133312210,0sleep10-21swapper/122:30:121
4133241210,0sleep00-21swapper/022:30:110
4132980210,0sleep20-21swapper/222:29:572
4132738210,0sleep10-21swapper/122:27:481
4131141210,0sleep00-21swapper/022:25:030
4129235210,0sleep00-21swapper/022:20:150
4127956210,0sleep20-21swapper/222:15:202
4126345210,0sleep00-21swapper/022:11:420
4126266210,0sleep20-21swapper/222:11:002
4125406210,0sleep14125598-21strings22:10:151
4124338210,0sleep00-21swapper/022:07:210
4123560210,0sleep14123672-21ps22:05:181
4122156210,0sleep10-21swapper/122:01:261
4122039210,0sleep20-21swapper/222:00:232
4119592210,0sleep20-21swapper/221:55:192
4119417210,1sleep10-21swapper/121:55:181
4118661210,0sleep00-21swapper/021:55:130
4117517210,0sleep20-21swapper/221:50:182
4117256210,0sleep00-21swapper/021:50:170
4116319210,0sleep10-21swapper/121:50:021
4113465210,0sleep00-21swapper/021:40:200
4112578210,0sleep20-21swapper/221:40:142
4112115210,0sleep10-21swapper/121:40:011
4110739210,0sleep00-21swapper/021:35:160
4109777210,0sleep20-21swapper/221:32:422
4108669210,0sleep00-21swapper/021:30:150
4107057210,0sleep20-21swapper/221:25:172
4106265210,0sleep10-21swapper/121:25:111
4106236210,0sleep00-21swapper/021:25:100
4105614210,0sleep00-21swapper/021:24:070
4103939210,0sleep20-21swapper/221:20:132
4103477210,0sleep20-21swapper/221:18:052
4100437210,0sleep00-21swapper/021:10:180
4100080210,0sleep10-21swapper/121:10:151
4097927210,0sleep10-21swapper/121:05:151
4097801210,0sleep00-21swapper/021:05:140
4096544210,0sleep10-21swapper/121:00:151
4096011210,0sleep20-21swapper/221:00:122
4095827210,0sleep00-21swapper/021:00:090
4095552210,0sleep20-21swapper/220:59:562
4093929210,0sleep10-21swapper/120:55:141
4093900210,0sleep00-21swapper/020:55:130
4092698210,0sleep00-21swapper/020:50:170
4092172210,0sleep10-21swapper/120:50:141
4089568210,0sleep00-21swapper/020:45:010
4088707210,0sleep10-21swapper/120:40:171
4085714210,0sleep20-21swapper/220:35:142
4085177210,1sleep00-21swapper/020:31:200
4084241210,0sleep20-21swapper/220:30:142
4082502210,0sleep10-21swapper/120:25:161
4082337210,0sleep00-21swapper/020:25:150
4082020210,0sleep20-21swapper/220:25:132
4080140210,0sleep10-21swapper/120:20:121
4080004210,0sleep00-21swapper/020:20:100
4079332210,0sleep10-21swapper/120:15:201
4078785210,0sleep20-21swapper/220:15:172
4078485210,0sleep00-21swapper/020:15:150
4076575210,0sleep00-21swapper/020:10:150
4076126210,0sleep10-21swapper/120:10:081
4075197210,0sleep20-21swapper/220:05:192
4075040210,0sleep10-21swapper/120:05:191
4074282210,0sleep00-21swapper/020:05:140
4073964210,0sleep20-21swapper/220:04:562
4072353210,0sleep14072490-21aten2.4-expect20:00:151
4072042210,0sleep00-21swapper/020:00:020
4070990210,0sleep20-21swapper/219:55:162
4067521210,0sleep20-21swapper/219:45:192
4067237210,0sleep00-21swapper/019:45:170
4066336210,0sleep10-21swapper/119:45:021
4066198210,0sleep20-21swapper/219:43:352
4065266210,0sleep00-21swapper/019:40:160
4064377210,0sleep10-21swapper/119:40:021
4064173210,0sleep10-21swapper/119:37:261
4062714210,0sleep00-21swapper/019:35:120
4062310210,1sleep00-21swapper/019:33:000
4061577210,0sleep20-21swapper/219:30:182
4059663210,0sleep20-21swapper/219:25:172
4058890210,0sleep00-21swapper/019:25:120
4055467210,0sleep00-21swapper/019:15:150
4055467210,0sleep00-21swapper/019:15:150
4055045210,0sleep10-21swapper/119:15:121
4055045210,0sleep10-21swapper/119:15:121
4054063210,0sleep24054071-21apt-get19:15:012
4054063210,0sleep24054071-21apt-get19:15:012
4053118210,0sleep20-21swapper/219:10:172
4053118210,0sleep20-21swapper/219:10:172
4052834210,0sleep00-21swapper/019:10:150
4052834210,0sleep00-21swapper/019:10:150
4052401210,0sleep10-21swapper/119:10:121
4052401210,0sleep10-21swapper/119:10:111
4179684200,0sleep10-21swapper/100:20:031
4167133200,0sleep10-21swapper/123:50:051
4162707200,0sleep00-21swapper/023:40:040
4160610200,0sleep20-21swapper/223:35:052
4160602200,0sleep00-21swapper/023:35:030
4156439200,0sleep00-21swapper/023:25:030
4154360200,0sleep10-21swapper/123:20:031
4139494200,0sleep10-21swapper/122:45:041
4126955200,0sleep10-21swapper/122:15:031
4122794200,0sleep20-21swapper/222:05:042
4114449200,0sleep20-21swapper/221:45:022
4114216200,0sleep10-21swapper/121:45:011
4110275200,0sleep10-21swapper/121:35:051
4110172200,0sleep20-21swapper/221:35:022
4103925200,0sleep10-21swapper/121:20:041
4101896200,0sleep10-21swapper/121:15:031
4101895200,0sleep00-21swapper/021:15:020
4097730200,0sleep20-21swapper/221:05:042
4091974200,0sleep20-21swapper/220:50:032
4090064200,0sleep20-21swapper/220:45:032
4090062200,0sleep10-21swapper/120:45:011
4087897200,0sleep00-21swapper/020:40:040
4087892200,0sleep20-21swapper/220:40:022
4085464200,0sleep10-21swapper/120:35:011
4083549200,0sleep10-21swapper/120:30:011
4079708200,0sleep20-21swapper/220:20:012
4075883200,0sleep20-21swapper/220:10:012
4070364200,0sleep10-21swapper/119:55:031
4068454200,0sleep10-21swapper/119:50:021
4062699200,0sleep20-21swapper/219:35:022
4060553200,0sleep10-21swapper/119:30:011
4056971200,0sleep10-21swapper/119:20:041
4056970200,0sleep00-21swapper/019:20:030
4056711200,0sleep20-21swapper/219:20:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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