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2025-12-27 - 19:06
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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 highest latencies:
System rackeslot2.osadl.org (updated Sat Dec 27, 2025 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7327952470,1sleep00-21swapper/009:58:250
7140322450,1sleep00-21swapper/009:48:230
498901992724,1cyclictest0-21swapper/210:45:002
498901992724,1cyclictest0-21swapper/210:45:002
49889999269,5cyclictest0-21swapper/009:53:180
498899992614,6cyclictest704148-21ssh09:43:200
498899992523,1cyclictest498897-21cyclictest12:03:300
498900992413,5cyclictest134050irq/121-eno111:23:331
6773152230,2sleep00-21swapper/009:28:190
498899992311,4cyclictest847187-21runrttasks10:59:530
498900992219,2cyclictest865377-21ls11:10:011
49889999227,6cyclictest0-21swapper/009:18:190
498899992211,5cyclictest988325-21kthreadcore12:18:260
10242942220,1sleep01024295-21kthreadcore12:38:240
5561312210,2sleep0498897-21cyclictest07:55:020
498901992118,1cyclictest0-21swapper/207:35:012
498900992118,2cyclictest983569-21sh12:15:001
498900992117,2cyclictest0-21swapper/109:35:011
498900992115,2cyclictest134050irq/121-eno109:23:261
49889999219,4cyclictest895110-21/usr/sbin/munin11:28:290
49889999219,4cyclictest895110-21/usr/sbin/munin11:28:290
498899992116,3cyclictest134050irq/121-eno109:23:210
498901992017,1cyclictest0-21swapper/210:40:002
49890099209,6cyclictest875274-1ssh11:15:511
49890099209,3cyclictest646759-21diskmemload10:09:591
49890099207,8cyclictest731800-21expr09:58:211
49890099205,9cyclictest513894-21aten2.4-expect07:23:201
498900992017,2cyclictest665015-21apt-config09:20:001
498900992017,2cyclictest649459-21telnet09:13:181
498900992016,2cyclictest0-21swapper/111:40:021
498900992013,3cyclictest1326-21systemd-logind10:15:001
498900992011,3cyclictest772587-21wc10:18:271
49889999206,5cyclictest0-21swapper/011:49:350
498899992012,4cyclictest1426-21gdbus11:03:310
49890199192,5cyclictest0-21swapper/212:10:022
498901991916,2cyclictest0-21swapper/211:00:012
498901991916,1cyclictest0-21swapper/210:50:002
49890099196,4cyclictest0-21swapper/110:33:261
498900991916,2cyclictest996319-21irqcore12:23:261
498900991916,2cyclictest810673-21sendmail10:40:001
498900991916,2cyclictest505316-21missed_timers07:15:011
498900991915,3cyclictest970869-21kthreadcore12:08:271
498900991914,2cyclictest134050irq/121-eno112:15:551
498900991913,2cyclictest134050irq/121-eno112:03:251
498900991913,2cyclictest134050irq/121-eno108:28:181
498900991911,4cyclictest640791-21kworker/1:1+events_freezable09:53:241
498899991917,1cyclictest561901-21apt-get08:00:020
498899991911,4cyclictest498897-21cyclictest12:33:280
498899991910,8cyclictest927056-21kthreadcore11:43:250
2649091190,2phc2sys0-21swapper/312:31:553
498901991816,1cyclictest0-21swapper/212:25:022
498901991816,1cyclictest0-21swapper/210:55:012
498901991815,1cyclictest0-21swapper/210:28:232
49890099185,8cyclictest740113-21diskmemload10:02:471
49890099184,9cyclictest812412-21diskmemload10:42:081
49890099184,9cyclictest812412-21diskmemload10:42:081
49890099184,8cyclictest544359-21aten2.4-expect07:48:201
498900991815,2cyclictest0-21swapper/111:00:001
498900991814,3cyclictest588237-21kthreadcore08:23:251
498900991814,3cyclictest0-21swapper/112:40:011
498900991813,4cyclictest897086-21kthreadcore11:28:271
498900991813,4cyclictest897086-21kthreadcore11:28:271
498900991812,2cyclictest134050irq/121-eno112:33:221
498900991811,2cyclictest821838-21seq10:47:391
498900991811,2cyclictest134050irq/121-eno111:03:251
49889999189,2cyclictest0-21swapper/010:43:250
49889999189,2cyclictest0-21swapper/010:43:250
49889999188,6cyclictest1313-21gmain07:25:020
49889999186,4cyclictest0-21swapper/011:36:500
49889999182,3cyclictest0-21swapper/011:33:220
498899991815,2cyclictest745439-21pmu-power10:03:280
498899991815,2cyclictest504989-21systemctl07:15:010
498899991815,2cyclictest0-21swapper/010:30:020
2649091180,3phc2sys0-21swapper/310:05:473
2649091180,2phc2sys0-21swapper/311:47:153
498901991715,1cyclictest0-21swapper/212:00:012
498901991714,1cyclictest0-21swapper/211:40:002
498901991714,1cyclictest0-21swapper/209:08:252
498901991714,1cyclictest0-21swapper/207:15:012
49890099178,4cyclictest134050irq/121-eno110:25:561
49890099175,7cyclictest831806-21aten2.4-expect10:53:191
49890099175,5cyclictest1004377-21aten2.4-expect12:28:171
49890099174,7cyclictest543927-21kworker/u16:2+rpciod11:45:281
49890099173,9cyclictest949783-21diskmemload11:58:071
49890099173,9cyclictest617241-21aten2.4-expect08:48:191
49890099172,10cyclictest580942-21aten2.4-expect08:18:181
498900991714,2cyclictest777758-21head10:23:251
498900991714,2cyclictest527156-21kthreadcore07:33:241
498900991714,2cyclictest1286-21avahi-daemon08:05:011
498900991713,3cyclictest706378-21kthreadcore09:43:271
498900991713,3cyclictest1-21systemd07:40:011
498900991712,1cyclictest36-21ksoftirqd/108:08:271
498900991710,2cyclictest134050irq/121-eno111:33:181
49889999179,2cyclictest0-21swapper/011:12:140
49889999179,1cyclictest0-21swapper/011:50:100
49889999175,5cyclictest0-21swapper/010:31:060
49889999175,4cyclictest586910-21/usr/sbin/munin08:23:210
49889999175,1cyclictest0-21swapper/010:35:340
49889999174,5cyclictest501rcuop/212:25:010
49889999174,2cyclictest0-21swapper/010:11:590
49889999173,3cyclictest0-21swapper/010:46:190
49889999173,2cyclictest0-21swapper/012:07:350
498899991714,2cyclictest543453-21dump-pmu-power07:45:000
49889999171,2cyclictest701616-21munin-run09:40:010
49889999170,9cyclictest612058-21cut08:43:230
49889999170,4cyclictest642059-21hddtemp_smartct09:08:210
2649091170,4phc2sys0-21swapper/312:02:463
2649091170,2phc2sys0-21swapper/310:20:143
498901991614,1cyclictest0-21swapper/212:28:302
498901991614,1cyclictest0-21swapper/208:08:272
498901991613,1cyclictest0-21swapper/212:38:272
498901991613,1cyclictest0-21swapper/211:53:362
498901991613,1cyclictest0-21swapper/210:18:262
498901991613,1cyclictest0-21swapper/210:08:262
498901991613,1cyclictest0-21swapper/207:20:342
498901991612,2cyclictest0-21swapper/210:23:282
498901991611,2cyclictest0-21swapper/211:30:002
498901991611,2cyclictest0-21swapper/211:30:002
49890099169,2cyclictest134050irq/121-eno107:43:181
49890099166,6cyclictest719326-21diskmemload09:49:251
49890099163,8cyclictest940493-21sh11:52:551
498900991612,3cyclictest696398-21kernelversion09:38:241
498900991612,3cyclictest631194-21kthreadcore08:58:261
498900991611,4cyclictest600518-21kthreadcore08:33:251
498900991610,1cyclictest134050irq/121-eno111:13:191
49890099160,11cyclictest679401-21cut09:28:241
49889999167,5cyclictest0-21swapper/010:24:270
49889999167,2cyclictest0-21swapper/009:31:100
49889999164,1cyclictest0-21swapper/010:53:050
49889999162,3cyclictest0-21swapper/011:16:300
49889999162,2cyclictest0-21swapper/011:58:380
49889999162,2cyclictest0-21swapper/011:20:170
49889999161,8cyclictest531511-21cat07:35:020
49889999161,7cyclictest649849-21expr09:13:200
49889999161,3cyclictest865648-21munin-run11:10:020
498899991613,2cyclictest580369-21systemd-run08:15:010
498899991613,2cyclictest1326-21systemd-logind10:20:010
49889999161,2cyclictest629768-21diskstats08:58:220
49889999160,8cyclictest749672-21/usr/sbin/munin10:08:220
2649091160,4phc2sys0-21swapper/310:59:463
2649091160,3phc2sys0-21swapper/311:15:273
2649091160,2phc2sys0-21swapper/311:10:033
2649091160,2phc2sys0-21swapper/309:44:113
2649091160,2phc2sys0-21swapper/307:55:543
49890199151,8cyclictest0-21swapper/207:20:022
498901991513,1cyclictest0-21swapper/209:40:022
498901991513,1cyclictest0-21swapper/208:35:012
498901991513,1cyclictest0-21swapper/208:05:022
498901991512,1cyclictest0-21swapper/212:03:312
498901991512,1cyclictest0-21swapper/211:03:252
498901991512,1cyclictest0-21swapper/210:35:012
498901991512,1cyclictest0-21swapper/209:55:282
498901991512,1cyclictest0-21swapper/209:53:182
498901991512,1cyclictest0-21swapper/209:48:192
498901991512,1cyclictest0-21swapper/209:20:002
498901991512,1cyclictest0-21swapper/209:13:272
498901991512,1cyclictest0-21swapper/208:53:202
498901991512,1cyclictest0-21swapper/207:45:002
498901991512,1cyclictest0-21swapper/207:38:182
498901991511,2cyclictest0-21swapper/207:30:012
49890099159,1cyclictest134050irq/121-eno108:53:191
49890099158,2cyclictest134050irq/121-eno108:13:201
49890099154,5cyclictest556458-21aten2.4-expect07:58:181
49890099154,3cyclictest0-21swapper/111:43:221
49890099151,9cyclictest507792-21aten_repower_fr07:18:211
498900991512,2cyclictest550454-21aten_repower_fr07:53:191
498900991511,3cyclictest638030-21kthreadcore09:03:261
498900991510,1cyclictest601rcuop/308:40:491
498900991510,1cyclictest134050irq/121-eno107:28:191
49890099150,2cyclictest610779-21munin-run08:40:021
49889999155,2cyclictest521076-21irqstats07:28:240
49889999154,7cyclictest617179-21aten2.4-expect08:48:180
49889999152,6cyclictest0-21swapper/007:46:280
49889999152,2cyclictest0-21swapper/012:27:330
49889999151,3cyclictest581438-21df08:18:210
498899991512,2cyclictest568471-21latency_hist08:05:020
498899991512,2cyclictest532522-21fschecks_time07:38:210
498899991512,2cyclictest1286-21avahi-daemon12:13:290
498899991512,2cyclictest0-21swapper/009:03:300
49889999150,4cyclictest610030-21python308:38:280
2649091150,2phc2sys0-21swapper/312:08:103
2649091150,2phc2sys0-21swapper/310:17:323
2649091150,2phc2sys0-21swapper/309:36:083
2649091150,1phc2sys0-21swapper/310:02:023
49890199143,6cyclictest0-21swapper/211:20:022
49890199141,6cyclictest0-21swapper/208:50:022
498901991412,1cyclictest0-21swapper/208:00:002
498901991411,2cyclictest0-21swapper/212:17:582
498901991411,1cyclictest0-21swapper/212:08:222
498901991411,1cyclictest0-21swapper/211:48:282
498901991411,1cyclictest0-21swapper/211:41:302
498901991411,1cyclictest0-21swapper/211:33:252
498901991411,1cyclictest0-21swapper/211:23:262
498901991411,1cyclictest0-21swapper/211:08:242
498901991411,1cyclictest0-21swapper/210:03:252
498901991411,1cyclictest0-21swapper/209:20:082
498901991411,1cyclictest0-21swapper/208:42:352
498901991411,1cyclictest0-21swapper/207:53:252
498901991410,2cyclictest0-21swapper/210:13:082
49890099148,1cyclictest134050irq/121-eno109:08:181
498899991411,2cyclictest507800-21aten2.4-expect07:18:210
498899991411,2cyclictest1296-21polkitd08:55:010
2649091141,2phc2sys0-21swapper/308:21:393
2649091140,4phc2sys0-21swapper/311:40:413
2649091140,2phc2sys0-21swapper/312:39:213
2649091140,2phc2sys0-21swapper/312:27:013
2649091140,2phc2sys0-21swapper/310:43:313
2649091140,2phc2sys0-21swapper/310:43:313
2649091140,2phc2sys0-21swapper/309:13:013
49890199139,2cyclictest0-21swapper/209:03:242
49890199139,2cyclictest0-21swapper/207:10:012
49890199132,7cyclictest8670472sleep211:12:022
49890199131,5cyclictest0-21swapper/207:50:022
498901991311,1cyclictest0-21swapper/209:40:452
498901991311,1cyclictest0-21swapper/209:33:252
498901991311,1cyclictest0-21swapper/208:15:012
498901991310,2cyclictest0-21swapper/209:28:242
498901991310,1cyclictest0-21swapper/212:32:342
498901991310,1cyclictest0-21swapper/208:23:202
498901991310,1cyclictest0-21swapper/208:18:312
49890099131,7cyclictest498730-21latency_hist07:10:021
49889999137,2cyclictest134050irq/121-eno108:25:510
49889999137,2cyclictest134050irq/121-eno108:06:570
498899991310,2cyclictest602903-21kthreadcore08:33:270
2649091131,2phc2sys0-21swapper/311:21:303
2649091130,3phc2sys0-21swapper/307:27:463
2649091130,2phc2sys0-21swapper/309:18:103
9000162121,3sleep30-21swapper/311:28:313
9000162121,3sleep30-21swapper/311:28:313
49890199129,2cyclictest0-21swapper/208:27:372
49890199121,5cyclictest0-21swapper/209:00:022
498901991210,1cyclictest0-21swapper/208:38:242
2649091121,3phc2sys0-21swapper/312:23:303
2649091121,2phc2sys0-21swapper/309:46:073
2649091121,2phc2sys0-21swapper/308:15:103
9552322110,4sleep30-21swapper/311:58:323
2649091112,2phc2sys0-21swapper/312:15:363
2649091111,3phc2sys0-21swapper/310:50:023
2649091111,2phc2sys0-21swapper/309:30:163
2649091110,4phc2sys0-21swapper/307:23:203
2649091110,2phc2sys0-21swapper/311:38:283
2649091110,1phc2sys0-21swapper/307:54:433
2649091110,1phc2sys0-21swapper/307:11:543
49889999104,4cyclictest1426-21gdbus07:10:010
2649091103,2phc2sys0-21swapper/311:03:293
2649091101,4phc2sys0-21swapper/309:23:183
2649091101,3phc2sys0-21swapper/307:08:203
2649091101,2phc2sys0-21swapper/312:10:393
2649091101,2phc2sys0-21swapper/310:12:123
2649091101,2phc2sys0-21swapper/309:52:363
2649091101,2phc2sys0-21swapper/309:25:513
2649091101,2phc2sys0-21swapper/307:18:243
2649091100,3phc2sys0-21swapper/311:31:373
2649091100,2phc2sys0-21swapper/311:51:363
2649091100,2phc2sys0-21swapper/311:09:403
2649091100,2phc2sys0-21swapper/309:56:133
264909192,2phc2sys0-21swapper/307:31:023
264909191,2phc2sys0-21swapper/310:30:203
264909191,2phc2sys0-21swapper/308:10:413
264909191,2phc2sys0-21swapper/307:38:243
264909191,1phc2sys0-21swapper/307:50:023
264909190,2phc2sys0-21swapper/310:50:523
264909190,2phc2sys0-21swapper/310:36:253
264909190,2phc2sys0-21swapper/310:25:193
264909190,2phc2sys0-21swapper/309:08:203
264909190,2phc2sys0-21swapper/308:58:263
264909190,2phc2sys0-21swapper/308:55:013
264909190,2phc2sys0-21swapper/308:48:243
264909190,2phc2sys0-21swapper/308:43:233
264909190,2phc2sys0-21swapper/308:34:343
264909190,2phc2sys0-21swapper/308:30:013
264909190,2phc2sys0-21swapper/308:10:013
264909190,2phc2sys0-21swapper/308:00:123
264909190,2phc2sys0-21swapper/307:43:213
264909180,2phc2sys0-21swapper/309:01:063
264909180,2phc2sys0-21swapper/308:38:183
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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