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2026-09-22 - 23:10
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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 rackeslot2.osadl.org (updated Tue Sep 22, 2026 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10381962880,1sleep00-21swapper/010:49:510
8449332410,1sleep10-21swapper/108:59:201
7717092230,3sleep30-21swapper/308:05:033
693000992210,7cyclictest0-21swapper/012:15:030
693000992114,4cyclictest24617-21JS14:54:060
693000992113,5cyclictest913871-21switchtime09:39:220
693000992111,6cyclictest1-21systemd12:30:020
2213291210,4phc2sys0-21swapper/311:23:553
69300199206,4cyclictest82050irq/121-eno112:28:551
69300199204,10cyclictest1056248-21cat11:00:021
693001992016,3cyclictest24648-21gmain11:24:151
69300099208,7cyclictest0-21swapper/010:38:570
693000992014,1cyclictest0-21swapper/009:28:580
693002991917,1cyclictest0-21swapper/211:04:332
693002991916,1cyclictest0-21swapper/211:24:132
69300199196,4cyclictest798376-21grep08:24:201
693001991916,2cyclictest24815-21gsd-power09:46:461
693001991915,3cyclictest24615-21JS14:54:061
693001991915,3cyclictest24614-21JS14:54:061
693001991910,4cyclictest1086504-21kthreadcore11:19:171
693002991815,1cyclictest0-21swapper/209:14:272
693002991815,1cyclictest0-21swapper/208:25:002
693002991811,5cyclictest754362-21chrt07:54:202
69300199185,8cyclictest976467-21awk10:15:001
69300099187,6cyclictest0-21swapper/010:53:530
69300099183,10cyclictest0-21swapper/010:29:000
69300099181,7cyclictest916654-21ssh09:43:560
693000991812,5cyclictest975474-21grep10:14:220
2447398180,3rtkit-daemon798-21mta-sts-daemon07:22:371
693002991714,2cyclictest0-21swapper/210:21:212
693002991714,1cyclictest0-21swapper/211:35:012
693002991714,1cyclictest0-21swapper/209:54:452
693002991714,1cyclictest0-21swapper/209:33:092
69300299171,10cyclictest0-21swapper/208:40:012
693001991714,2cyclictest24648-21gmain11:53:391
693001991714,2cyclictest1107549-21kthreadcore11:29:181
693001991714,2cyclictest1038284-21ssh10:50:011
693001991712,4cyclictest897098-21sort09:30:031
693001991710,3cyclictest1156661-21irqrtprio11:59:181
69300199170,3cyclictest959797-21ssh10:06:451
69300199170,3cyclictest1137707-21ssh11:48:511
69300099179,3cyclictest0-21swapper/009:59:150
69300099177,5cyclictest0-21swapper/011:44:250
69300099172,14cyclictest1164267-21/usr/sbin/munin12:04:150
693000991714,2cyclictest778-21dbus-daemon07:50:010
693000991714,2cyclictest1155862-21cpuspeed_turbos11:59:140
693000991712,4cyclictest1-21systemd09:49:160
2213291170,2phc2sys0-21swapper/309:17:463
693002991614,1cyclictest0-21swapper/212:10:032
693002991613,1cyclictest0-21swapper/211:15:012
693002991613,1cyclictest0-21swapper/210:40:012
693002991613,1cyclictest0-21swapper/207:49:182
693002991612,2cyclictest0-21swapper/211:15:462
69300199167,4cyclictest0-21swapper/110:23:551
693001991613,2cyclictest778-21dbus-daemon09:20:031
693001991613,2cyclictest672434-21in:imuxsock11:43:141
693001991613,2cyclictest24610-21gmain11:08:211
693001991613,2cyclictest1188-21runrttasks10:38:031
69300199161,2cyclictest898982-21ssh09:33:571
693001991612,3cyclictest932-1atopacctd12:09:181
693001991612,3cyclictest854626-21kworker/u16:2+nfsiod11:12:521
693001991612,3cyclictest813211-21kworker/u16:0+nfsiod09:41:151
693001991612,3cyclictest708793-21mailstats07:19:231
693001991612,3cyclictest24617-21JS14:54:061
693001991611,4cyclictest955403-21tr10:04:191
69300099169,3cyclictest861368-21diskmemload11:00:240
69300099169,2cyclictest1094223-21df11:24:130
69300099168,7cyclictest869918-21unixbench_multi09:14:270
69300099168,7cyclictest0-21swapper/008:00:010
69300099165,6cyclictest0-21swapper/011:34:050
693000991613,2cyclictest830890-21kthreadcore08:49:200
693000991613,2cyclictest692998-21cyclictest08:29:180
693000991613,2cyclictest1-21systemd08:05:020
693000991612,3cyclictest846994-21ptp4l08:59:230
69300099161,10cyclictest0-21swapper/011:29:130
693000991610,3cyclictest861368-21diskmemload09:15:050
69300099160,9cyclictest989260-21kthreadcore10:24:170
2213291161,3phc2sys0-21swapper/312:33:553
2213291160,3phc2sys0-21swapper/312:18:543
2213291160,2phc2sys0-21swapper/312:35:313
2213291160,2phc2sys0-21swapper/310:03:043
2213291160,2phc2sys0-21swapper/309:47:573
2213291160,2phc2sys0-21swapper/307:49:163
2213291160,1phc2sys0-21swapper/311:31:483
693002991513,1cyclictest0-21swapper/210:49:222
693002991513,1cyclictest0-21swapper/209:10:032
693002991513,1cyclictest0-21swapper/208:15:012
693002991513,1cyclictest0-21swapper/208:04:202
693002991512,1cyclictest0-21swapper/210:44:252
693002991512,1cyclictest0-21swapper/210:17:032
693002991512,1cyclictest0-21swapper/207:34:202
693002991512,1cyclictest0-21swapper/207:30:012
69300199158,2cyclictest82050irq/121-eno112:32:091
693001991512,2cyclictest798-21mta-sts-daemon08:39:141
693001991512,2cyclictest744839-21tr07:49:131
693001991512,2cyclictest699939-21munin-node12:24:041
693001991511,3cyclictest923313-21kworker/u16:3+nfsiod10:16:581
693001991511,3cyclictest923313-21kworker/u16:3+nfsiod09:59:281
693001991511,3cyclictest896894-21kworker/u16:1+nfsiod10:51:261
693001991511,3cyclictest867897-21kthreadcore09:14:211
693001991511,3cyclictest849485-21irqrtprio09:04:161
693001991511,3cyclictest758907-21fschecks_time07:59:151
693001991511,3cyclictest694256-21gltestperf07:14:171
693001991511,3cyclictest24614-21JS14:54:061
693001991511,3cyclictest1082549-21kworker/u16:1+nfsiod12:37:221
693001991511,3cyclictest1023882-21irqcore10:44:171
693001991510,4cyclictest732659-21tr07:39:151
69300099159,3cyclictest861368-21diskmemload10:33:330
69300099159,3cyclictest861368-21diskmemload09:52:360
69300099158,3cyclictest861368-21diskmemload11:13:160
69300099155,6cyclictest0-21swapper/012:39:090
693000991513,1cyclictest1082549-21kworker/u16:1-rpciod12:20:330
69300099151,2cyclictest723893-21telnet07:34:090
693000991512,2cyclictest847588-21packagekitd09:00:360
693000991512,2cyclictest672434-21in:imuxsock07:41:210
693000991512,2cyclictest644-21rpcbind07:10:480
693000991512,2cyclictest1224046-21systemd-run12:35:000
693000991512,2cyclictest1023229-21grep10:44:130
693000991511,3cyclictest784782-21mailstats08:14:230
69300099151,13cyclictest736907-21grep07:40:010
69300099150,1cyclictest0-21swapper/011:05:550
2447398150,5rtkit-daemon1189654-21ssh12:16:240
2213291150,4phc2sys0-21swapper/311:43:583
693002991412,1cyclictest0-21swapper/212:07:382
693002991412,1cyclictest0-21swapper/208:54:252
693002991412,1cyclictest0-21swapper/207:40:022
693002991411,1cyclictest0-21swapper/212:24:182
693002991411,1cyclictest0-21swapper/211:52:552
693002991411,1cyclictest0-21swapper/211:39:202
693002991411,1cyclictest0-21swapper/210:57:502
693002991411,1cyclictest0-21swapper/210:52:112
693002991411,1cyclictest0-21swapper/210:30:282
693002991411,1cyclictest0-21swapper/210:09:262
693002991411,1cyclictest0-21swapper/209:37:192
693002991411,1cyclictest0-21swapper/209:29:232
693002991411,1cyclictest0-21swapper/208:34:222
693002991411,1cyclictest0-21swapper/208:28:572
693002991411,1cyclictest0-21swapper/207:44:142
693002991410,2cyclictest0-21swapper/212:04:192
693002991410,2cyclictest0-21swapper/207:14:212
69300199148,2cyclictest82050irq/121-eno111:38:591
693001991411,2cyclictest881673-21cpuspeed09:24:121
693001991411,2cyclictest786635-21gltestperf08:19:131
693001991411,2cyclictest776142-21kthreadcore08:09:211
693001991411,2cyclictest757779-21systemd-run07:55:021
693001991411,2cyclictest1167526-21kthreadcore12:04:191
693001991410,3cyclictest996991-21fschecks_count10:29:191
693001991410,3cyclictest834541-21cpu08:54:131
693001991410,3cyclictest833192-21rt-features08:49:241
693001991410,3cyclictest803055-21kthreadcore08:29:191
693001991410,3cyclictest741068-21kthreadcore07:44:191
693001991410,3cyclictest725036-21kthreadcore07:34:181
693001991410,3cyclictest721220-21kthreadcore07:29:191
693001991410,3cyclictest1112550-21irqrtprio11:34:161
69300099148,5cyclictest1088445-21kthreadcore11:19:190
69300099147,6cyclictest0-21swapper/010:59:020
69300099146,7cyclictest0-21swapper/011:48:590
69300099146,4cyclictest0-21swapper/009:21:480
69300099145,5cyclictest0-21swapper/011:50:540
69300099145,5cyclictest0-21swapper/011:35:110
69300099145,5cyclictest0-21swapper/010:07:260
69300099145,1cyclictest491rcuog/208:51:050
69300099141,8cyclictest899817-21head09:34:150
693000991411,2cyclictest820711-21aten_repower_vo08:44:090
693000991411,2cyclictest807983-21kthreadcore08:34:170
693000991411,2cyclictest795215-21kthreadcore08:24:180
693000991411,2cyclictest787210-21kthreadcore08:19:160
693000991411,2cyclictest721959-21kthreadcore07:29:190
693000991411,2cyclictest711180-21kernelversion07:24:170
69300099140,9cyclictest1174049-21grep12:09:150
2213291140,6phc2sys0-21swapper/309:03:553
2213291140,2phc2sys0-21swapper/311:16:143
2213291140,2phc2sys0-21swapper/308:08:363
69300299139,2cyclictest0-21swapper/211:08:592
69300299138,3cyclictest0-21swapper/212:27:432
69300299138,3cyclictest0-21swapper/211:48:582
69300299134,7cyclictest0-21swapper/209:48:592
693002991311,1cyclictest0-21swapper/212:36:232
693002991311,1cyclictest0-21swapper/211:27:272
693002991311,1cyclictest0-21swapper/210:29:302
693002991311,1cyclictest0-21swapper/209:59:122
693002991311,1cyclictest0-21swapper/209:04:202
693002991311,1cyclictest0-21swapper/208:49:222
693002991311,1cyclictest0-21swapper/207:59:182
693002991310,1cyclictest0-21swapper/212:34:162
693002991310,1cyclictest0-21swapper/211:57:382
693002991310,1cyclictest0-21swapper/211:44:192
693002991310,1cyclictest0-21swapper/208:59:002
693002991310,1cyclictest0-21swapper/208:44:222
693002991310,1cyclictest0-21swapper/208:09:192
69300199139,3cyclictest854626-21kworker/u16:2+nfsiod09:52:301
69300199139,3cyclictest769759-21kthreadcore08:04:211
69300199139,3cyclictest1005486-21cpuspeed_turbos10:34:111
693001991310,2cyclictest672436-21rs:main1
693001991310,2cyclictest1061366-21kthreadcore11:04:191
693001991310,2cyclictest1008-21gmain12:11:441
69300099133,3cyclictest952793-21cut10:04:140
693000991310,2cyclictest816634-21kthreadcore08:39:200
2447398130,2rtkit-daemon703289-21cpuspeed_turbos07:19:120
2213291134,2phc2sys0-21swapper/309:34:023
2213291131,2phc2sys0-21swapper/308:20:233
2213291130,6phc2sys0-21swapper/307:08:563
2213291130,3phc2sys0-21swapper/312:00:063
2213291130,3phc2sys0-21swapper/310:47:463
2213291130,2phc2sys0-21swapper/312:05:563
2213291130,2phc2sys0-21swapper/311:00:143
2213291130,2phc2sys0-21swapper/309:53:143
2213291130,2phc2sys0-21swapper/309:24:523
2213291130,2phc2sys0-21swapper/307:24:083
2213291130,1phc2sys0-21swapper/308:13:263
11090782130,2sleep30-21swapper/311:29:563
9968352120,4sleep30-21swapper/310:29:183
693002991210,1cyclictest0-21swapper/212:15:032
693002991210,1cyclictest0-21swapper/210:04:192
693002991210,1cyclictest0-21swapper/209:24:212
693002991210,1cyclictest0-21swapper/209:19:592
693002991210,1cyclictest0-21swapper/208:19:082
693002991210,1cyclictest0-21swapper/207:19:182
693001991210,1cyclictest855136-21aten_repower_cu09:08:571
69300099129,2cyclictest775134-21kthreadcore08:09:210
69300099127,4cyclictest24604-21gnome-shell07:50:590
69300099123,8cyclictest854969-21sshd-session09:07:200
69300099121,2cyclictest693195-21munin-run07:10:020
2213291121,3phc2sys0-21swapper/310:19:133
2213291121,2phc2sys0-21swapper/311:09:163
2213291120,5phc2sys0-21swapper/309:13:573
2213291120,5phc2sys0-21swapper/307:38:543
2213291120,4phc2sys0-21swapper/309:08:563
2213291120,3phc2sys0-21swapper/310:11:213
2213291120,3phc2sys0-21swapper/309:43:563
2213291120,3phc2sys0-21swapper/308:43:563
2213291120,2phc2sys0-21swapper/312:28:153
2213291120,2phc2sys0-21swapper/311:39:543
2213291120,2phc2sys0-21swapper/310:07:143
2213291120,2phc2sys0-21swapper/308:49:373
2213291120,2phc2sys0-21swapper/307:13:583
69300299119,1cyclictest0-21swapper/210:13:482
69300299119,1cyclictest0-21swapper/209:41:022
69300299119,1cyclictest0-21swapper/207:20:452
69300199118,2cyclictest0-21swapper/107:10:011
2213291112,2phc2sys0-21swapper/308:55:023
2213291111,4phc2sys0-21swapper/308:18:543
2213291111,2phc2sys0-21swapper/312:13:093
2213291111,1phc2sys0-21swapper/308:58:113
2213291110,4phc2sys0-21swapper/307:28:563
2213291110,3phc2sys0-21swapper/311:47:003
2213291110,3phc2sys0-21swapper/309:59:373
2213291110,2phc2sys0-21swapper/310:22:583
2213291101,3phc2sys0-21swapper/307:20:033
2213291101,2phc2sys0-21swapper/312:21:273
2213291101,2phc2sys0-21swapper/311:55:503
2213291101,2phc2sys0-21swapper/310:56:493
2213291101,2phc2sys0-21swapper/310:31:563
2213291101,2phc2sys0-21swapper/309:27:293
2213291101,2phc2sys0-21swapper/308:31:383
2213291101,2phc2sys0-21swapper/307:58:273
2213291101,2phc2sys0-21swapper/307:41:003
2213291100,2phc2sys0-21swapper/311:12:483
2213291100,2phc2sys0-21swapper/310:52:323
2213291100,2phc2sys0-21swapper/310:45:023
2213291100,2phc2sys0-21swapper/310:37:523
6930029997,1cyclictest0-21swapper/207:10:022
221329191,3phc2sys0-21swapper/309:37:223
221329190,2phc2sys0-21swapper/311:50:283
221329190,2phc2sys0-21swapper/308:39:193
221329190,2phc2sys0-21swapper/308:29:253
221329190,2phc2sys0-21swapper/307:50:583
221329190,2phc2sys0-21swapper/307:30:063
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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