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2026-05-17 - 12:13
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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 May 17, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
98864999141,1cyclictest0-21swapper/323:30:123
98864999130,1cyclictest0-21swapper/322:50:123
98864999130,11cyclictest0-21swapper/321:50:113
988649991211,0cyclictest0-21swapper/323:00:123
988649991211,0cyclictest0-21swapper/321:05:183
98864999120,8cyclictest0-21swapper/321:10:133
98864999120,11cyclictest1084365-21turbostat23:09:553
98864999120,11cyclictest0-21swapper/322:32:343
98864999120,11cyclictest0-21swapper/320:40:123
98864999120,11cyclictest0-21swapper/320:30:013
98864999120,11cyclictest0-21swapper/320:20:193
98864999120,11cyclictest0-21swapper/319:25:143
98864999120,10cyclictest0-21swapper/320:35:103
98864999118,1cyclictest0-21swapper/321:35:133
988649991111,0cyclictest0-21swapper/323:40:013
988649991111,0cyclictest0-21swapper/322:10:013
988649991110,1cyclictest0-21swapper/321:35:003
988649991110,0cyclictest0-21swapper/300:00:173
98864999110,10cyclictest0-21swapper/323:30:023
98864999110,10cyclictest0-21swapper/321:00:183
98864999110,0cyclictest0-21swapper/320:00:113
98864999110,0cyclictest0-21swapper/319:20:113
98864999110,0cyclictest0-21swapper/300:35:023
98864999109,0cyclictest0-21swapper/323:35:133
98864999109,0cyclictest0-21swapper/321:45:003
98864999109,0cyclictest0-21swapper/320:10:023
98864999109,0cyclictest0-21swapper/300:25:143
98864999108,0cyclictest0-21swapper/300:40:013
98864999101,0cyclictest0-21swapper/323:10:133
988649991010,0cyclictest0-21swapper/323:15:183
988649991010,0cyclictest0-21swapper/322:35:193
988649991010,0cyclictest0-21swapper/322:25:143
988649991010,0cyclictest0-21swapper/321:20:203
988649991010,0cyclictest0-21swapper/320:45:193
988649991010,0cyclictest0-21swapper/320:15:113
988649991010,0cyclictest0-21swapper/319:50:153
98864999100,9cyclictest0-21swapper/321:15:193
98864999100,0cyclictest0-21swapper/323:50:193
98864999100,0cyclictest0-21swapper/320:15:003
98864999100,0cyclictest0-21swapper/319:10:133
98864999100,0cyclictest0-21swapper/300:15:193
9873012101,5sleep30-21swapper/319:05:153
9886499999,0cyclictest0-21swapper/323:45:173
9886499999,0cyclictest0-21swapper/323:00:013
9886499999,0cyclictest0-21swapper/322:15:023
9886499998,0cyclictest0-21swapper/319:55:153
9886499990,0cyclictest0-21swapper/319:20:003
9886499988,0cyclictest0-21swapper/322:25:003
9886499988,0cyclictest0-21swapper/320:50:163
9886499988,0cyclictest0-21swapper/319:30:303
9886499984,3cyclictest1004285-21taskset19:49:013
9886499977,0cyclictest0-21swapper/321:25:193
9886499977,0cyclictest0-21swapper/300:20:143
9886499976,0cyclictest0-21swapper/323:24:083
9886499975,1cyclictest0-21swapper/322:00:113
9886499970,7cyclictest0-21swapper/320:25:173
9886499970,0cyclictest0-21swapper/322:10:173
9886499966,0cyclictest0-21swapper/322:45:023
9886499966,0cyclictest0-21swapper/321:55:163
9886499960,5cyclictest0-21swapper/300:05:023
9886499955,0cyclictest0-21swapper/323:55:133
9886499954,0cyclictest0-21swapper/321:40:133
9886499954,0cyclictest0-21swapper/320:59:343
9886499953,1cyclictest0-21swapper/300:10:113
9886499952,2cyclictest998851-21chrt19:35:093
9886499952,2cyclictest1002127-21chrt19:40:533
988803240,1sleep0988829-21apt-get19:10:120
9886499940,2cyclictest0-21swapper/322:40:133
987681241,1sleep20-21swapper/219:05:182
987581241,1sleep10-21swapper/119:05:171
1032588240,3sleep21032741-21ntp_states21:00:182
1030816240,0sleep00-21swapper/020:55:190
987417231,1sleep00-21swapper/019:05:160
1111902230,2sleep11111904-21ssh00:06:411
1103173230,1sleep00-21swapper/023:45:450
1097387230,1sleep00-21swapper/023:35:010
1092961230,2sleep10-21swapper/123:25:021
1075986230,1sleep11076012-21apt-get22:45:111
1071293230,1sleep01071309-21apt-get22:35:020
1066071230,2sleep11065295-21/usr/sbin/munin22:20:181
1062676230,1sleep11062685-21apt-get22:15:011
1062662230,2sleep01062666-21ssh22:14:570
1054749230,1sleep01055018-21diskstats21:55:150
1004609230,1sleep11004635-21apt-get19:50:121
997703220,1sleep00-21swapper/019:30:300
993243220,1sleep0993535-21cstates19:20:130
1123696220,1sleep11123808-21tr00:35:171
1120629220,1sleep11120663-21munin-run00:30:011
1114616220,1sleep21114681-21basename00:15:142
1094343220,1sleep21094495-21ls23:25:192
1090856220,1sleep11090916-21munin-run23:20:011
1089264220,1sleep01089461-21diskstats23:15:160
1086277220,1sleep21086281-21ssh23:08:412
1080520220,1sleep10-21swapper/122:55:151
1070967220,0sleep00-21swapper/022:32:090
1067510220,1sleep01067805-21df22:25:160
1067384220,0sleep21067412-21apt-get22:25:142
1052439220,1sleep10-21swapper/121:50:081
1045662220,1sleep21-21systemd21:34:552
1042282220,1sleep01042419-21wc21:25:170
1037099220,0sleep00-21swapper/021:10:230
1031699220,1sleep1341rcuc/121:00:001
1028248220,1sleep21028544-21df20:50:122
1025103220,1sleep01025276-21smartctl20:40:180
1024307220,1sleep21024333-21apt-get20:40:122
1023971220,2sleep0766-21snmpd20:39:110
1021965221,0sleep20-21swapper/220:32:562
1013935220,1sleep01014429-21apt-get20:15:000
1009029220,0sleep00-21swapper/020:00:150
999305210,0sleep10-21swapper/119:35:151
997996210,0sleep20-21swapper/219:30:312
997193210,0sleep10-21swapper/119:30:261
995318210,0sleep20-21swapper/219:25:162
995024211,0sleep00-21swapper/019:25:060
993536210,0sleep10-21swapper/119:20:141
993120210,0sleep20-21swapper/219:20:112
992700210,0sleep20-21swapper/219:18:042
991279210,0sleep10-21swapper/119:15:141
990393211,0sleep1351ktimers/119:14:051
988968210,0sleep20-21swapper/219:10:152
1123199210,0sleep20-21swapper/200:35:142
1122966210,0sleep00-21swapper/000:35:130
1122437210,0sleep00-21swapper/000:32:370
1121439210,0sleep10-21swapper/100:30:181
1120665210,0sleep20-21swapper/200:30:032
1120112210,0sleep00-21swapper/000:25:240
1119252210,0sleep20-21swapper/200:25:182
1116718210,0sleep00-21swapper/000:20:120
1116446210,0sleep20-21swapper/200:20:012
1115931210,0sleep10-21swapper/100:15:291
1114872210,0sleep00-21swapper/000:15:150
1113939210,1sleep11113941-21ssh00:11:161
1113501210,0sleep00-21swapper/000:10:190
1112627210,0sleep20-21swapper/200:10:132
1111929210,0sleep00-21swapper/000:06:560
1111817210,0sleep20-21swapper/200:05:542
1108841210,0sleep10-21swapper/100:00:151
1108662210,0sleep00-21swapper/000:00:140
1108363210,0sleep20-21swapper/200:00:122
1106420210,0sleep20-21swapper/223:55:162
1106172210,0sleep10-21swapper/123:55:151
1105769210,0sleep00-21swapper/023:55:030
1105301210,0sleep20-21swapper/223:51:132
1104706210,0sleep10-21swapper/123:50:201
1103656210,1sleep00-21swapper/023:50:030
1102717210,0sleep10-21swapper/123:45:181
1101234210,0sleep10-21swapper/123:42:031
1100359210,0sleep00-21swapper/023:40:180
1100111210,0sleep20-21swapper/223:40:162
1099422210,0sleep00-21swapper/023:39:370
1099377210,0sleep10-21swapper/123:39:151
1098544210,0sleep20-21swapper/223:35:202
1095683210,0sleep20-21swapper/223:30:142
1095584210,0sleep10-21swapper/123:30:131
1095183210,0sleep00-21swapper/023:28:570
1092477210,0sleep00-21swapper/023:20:440
1092451210,0sleep20-21swapper/223:20:302
1091134210,0sleep10-21swapper/123:20:131
1089532210,0sleep20-21swapper/223:15:172
1087525210,0sleep10-21swapper/123:10:171
1086431210,0sleep20-21swapper/223:10:022
1084635210,0sleep10-21swapper/123:05:121
1084595210,0sleep00-21swapper/023:05:110
1082948210,0sleep10-21swapper/123:00:161
1082705210,0sleep00-21swapper/023:00:150
1082516210,0sleep20-21swapper/223:00:132
1081322210,0sleep20-21swapper/222:55:212
1081034210,0sleep00-21swapper/022:55:180
1078837210,0sleep00-21swapper/022:50:180
1078516210,0sleep20-21swapper/222:50:162
1078437210,0sleep10-21swapper/122:50:151
1076923210,0sleep00-21swapper/022:45:180
1075461210,0sleep20-21swapper/222:42:352
1074065210,0sleep10-21swapper/122:40:141
1073637210,0sleep00-21swapper/022:40:010
1072939210,0sleep20-21swapper/222:35:192
1071787210,0sleep10-21swapper/122:35:031
1071085210,0sleep20-21swapper/222:33:122
1070324210,0sleep10-21swapper/122:30:181
1067129210,0sleep10-21swapper/122:25:011
1067005210,0sleep20-21swapper/222:23:592
1065916210,0sleep00-21swapper/022:20:170
1063190210,0sleep00-21swapper/022:15:120
1063170210,0sleep20-21swapper/222:15:032
1062174210,0sleep10-21swapper/122:10:321
1061032210,0sleep20-21swapper/222:10:132
1060130210,0sleep10-21swapper/122:05:531
1060127210,0sleep00-21swapper/022:05:520
1060101210,0sleep20-21swapper/222:05:382
1057976210,0sleep10-21swapper/122:00:201
1057135210,0sleep00-21swapper/022:00:150
1056414210,0sleep20-21swapper/222:00:012
1056083210,0sleep10-21swapper/121:57:081
1055100210,0sleep20-21swapper/221:55:162
1053739210,0sleep00-21swapper/021:50:180
1052732210,0sleep20-21swapper/221:50:132
1050535210,0sleep10-21swapper/121:45:151
1050395210,0sleep00-21swapper/021:45:140
1049637210,0sleep20-21swapper/221:43:092
1048886210,0sleep10-21swapper/121:40:191
1047283210,0sleep20-21swapper/221:35:552
1046718210,0sleep10-21swapper/121:35:181
1046634210,0sleep00-21swapper/021:35:170
1045228210,0sleep00-21swapper/021:30:540
1044163210,0sleep10-21swapper/121:30:141
1041928210,0sleep20-21swapper/221:25:152
1041861210,0sleep10-21swapper/121:25:141
1040440210,0sleep00-21swapper/021:20:160
1039949210,0sleep10-21swapper/121:20:131
1039813210,0sleep20-21swapper/221:20:022
1039238210,0sleep20-21swapper/221:16:462
1038179210,0sleep00-21swapper/021:15:170
1037476210,0sleep10-21swapper/121:14:101
1037330210,0sleep20-21swapper/221:12:392
1035464210,0sleep20-21swapper/221:09:012
1034255210,0sleep00-21swapper/021:05:150
1033552210,1sleep00-21swapper/021:04:000
1032450210,0sleep10-21swapper/121:00:171
1030037210,0sleep20-21swapper/220:55:132
1029445210,0sleep10-21swapper/120:50:351
1028126210,0sleep00-21swapper/020:50:110
1026502210,0sleep00-21swapper/020:45:150
1026218210,0sleep20-21swapper/220:45:132
1024738210,0sleep10-21swapper/120:40:151
1022373210,0sleep10-21swapper/120:35:111
1020589210,0sleep10-21swapper/120:30:151
1020491210,0sleep00-21swapper/020:30:130
1018442210,0sleep00-21swapper/020:25:130
1018288210,0sleep20-21swapper/220:25:112
1016409210,0sleep00-21swapper/020:20:130
1014442210,0sleep20-21swapper/220:15:102
1012025210,0sleep10-21swapper/120:10:021
1010842210,0sleep00-21swapper/020:05:170
1010483210,0sleep20-21swapper/220:05:152
1009194210,0sleep10-21swapper/120:00:161
1008714210,0sleep20-21swapper/220:00:132
1007817210,0sleep10-21swapper/119:55:211
1006999210,0sleep00-21swapper/019:55:160
1006640210,0sleep20-21swapper/219:55:142
1005573210,0sleep00-21swapper/019:50:190
1004638210,0sleep20-21swapper/219:50:142
1003277210,0sleep10-21swapper/119:45:151
1002698210,0sleep00-21swapper/019:45:100
1002287210,0sleep10-21swapper/119:42:561
1001163210,0sleep00-21swapper/019:40:150
998845200,0sleep20-21swapper/219:35:042
998843200,0sleep00-21swapper/019:35:020
995020200,0sleep10-21swapper/119:25:031
990466200,0sleep00-21swapper/019:15:010
1116709200,0sleep10-21swapper/100:20:051
1101808200,0sleep20-21swapper/223:45:032
1086928200,0sleep00-21swapper/023:10:040
1075973200,0sleep20-21swapper/222:45:042
1050350200,0sleep20-21swapper/221:45:042
1048002200,0sleep00-21swapper/021:40:020
1037565200,0sleep10-21swapper/121:15:021
1033632200,0sleep10-21swapper/121:05:001
1026206200,0sleep10-21swapper/120:45:041
1022364200,0sleep20-21swapper/220:35:042
1018277200,0sleep10-21swapper/120:25:021
1016368200,0sleep20-21swapper/220:20:032
1016366200,0sleep10-21swapper/120:20:021
1014430200,0sleep10-21swapper/120:15:011
1012262200,0sleep00-21swapper/020:10:050
1012258200,0sleep20-21swapper/220:10:022
1010352200,0sleep10-21swapper/120:05:061
1002690200,0sleep20-21swapper/219:45:042
1000778200,0sleep20-21swapper/219:40:052
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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