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2025-12-25 - 15:15
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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 all highest latencies:
System rackeslot2.osadl.org (updated Thu Dec 25, 2025 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
104395822020,2sleep30-21swapper/311:20:023
93889321320,1sleep00-21swapper/009:53:270
91072121090,2sleep30-21swapper/309:28:343
739558993128,2cyclictest0-21swapper/009:00:010
8773452270,1sleep0877349-21cut09:03:260
739560992724,1cyclictest0-21swapper/211:35:012
739559992522,2cyclictest0-21swapper/111:50:001
739559992522,2cyclictest0-21swapper/111:50:001
10695132240,2sleep30-21swapper/311:43:223
739560992320,1cyclictest0-21swapper/211:20:002
739558992118,2cyclictest784267-21latency_hist07:45:000
739560992017,1cyclictest0-21swapper/211:05:012
739558991916,2cyclictest1110479-21idleruntime-cro12:15:010
9450572180,2sleep30-21swapper/309:58:273
739558991815,2cyclictest947323-21idleruntime-cro10:00:010
739558991815,2cyclictest935400-21unin-run09:50:010
739558991815,2cyclictest746263-21kthreadcore07:15:020
739558991815,2cyclictest1326-21systemd-logind07:25:020
739558991815,2cyclictest1134658-21apt-key12:35:000
73956099172,9cyclictest0-21swapper/208:50:012
739560991715,1cyclictest0-21swapper/211:15:022
739560991714,1cyclictest0-21swapper/212:35:012
739560991714,1cyclictest0-21swapper/211:58:212
739560991714,1cyclictest0-21swapper/210:35:012
739560991714,1cyclictest0-21swapper/210:13:272
73955999178,3cyclictest0-21swapper/108:05:001
739559991714,2cyclictest1140838-21cut12:40:011
739559991714,2cyclictest1074099-21cron11:45:001
73955899179,4cyclictest984177-21tail10:33:230
73955899172,1cyclictest0-21swapper/010:03:200
739558991715,1cyclictest766035-21apt-key07:30:010
739558991714,1cyclictest0-21swapper/010:50:010
739560991614,1cyclictest0-21swapper/211:10:022
739560991614,1cyclictest0-21swapper/208:15:012
739560991614,1cyclictest0-21swapper/207:30:022
739560991614,1cyclictest0-21swapper/207:10:022
739560991613,1cyclictest0-21swapper/211:40:002
739560991613,1cyclictest0-21swapper/211:23:262
739560991613,1cyclictest0-21swapper/209:50:012
739560991613,1cyclictest0-21swapper/209:18:312
739560991613,1cyclictest0-21swapper/208:53:212
739560991613,1cyclictest0-21swapper/208:08:322
739560991613,1cyclictest0-21swapper/207:53:312
739560991613,1cyclictest0-21swapper/207:48:272
739560991612,1cyclictest0-21swapper/208:33:202
739559991613,2cyclictest971713-21systemd-run10:20:021
739559991613,2cyclictest796278-21awk07:55:001
739559991613,2cyclictest1290-21dbus-daemon09:00:011
739559991613,2cyclictest1093940-21irqcore12:03:271
739559991613,2cyclictest1053297-21kthreadcore11:28:261
739559991612,3cyclictest1288-1atopacctd11:00:011
739559991610,2cyclictest8810801systemd-run09:05:021
739558991614,1cyclictest911213-21apt-key09:30:010
739558991613,2cyclictest926596-21kthreadcore09:43:280
739558991613,2cyclictest899011-21latency_hist09:20:000
739558991613,2cyclictest792143-21kthreadcore07:53:270
739558991613,2cyclictest1286-21avahi-daemon10:18:310
739558991613,2cyclictest1075778-21tr11:48:270
739558991613,2cyclictest1075778-21tr11:48:270
739560991513,1cyclictest0-21swapper/207:20:002
739560991513,1cyclictest0-21swapper/207:15:022
739560991512,2cyclictest0-21swapper/207:30:162
739560991512,1cyclictest0-21swapper/212:30:012
739560991512,1cyclictest0-21swapper/212:13:262
739560991512,1cyclictest0-21swapper/212:03:242
739560991512,1cyclictest0-21swapper/211:28:212
739560991512,1cyclictest0-21swapper/210:43:232
739560991512,1cyclictest0-21swapper/210:38:272
739560991512,1cyclictest0-21swapper/210:23:282
739560991512,1cyclictest0-21swapper/209:43:242
739560991512,1cyclictest0-21swapper/209:30:012
739560991512,1cyclictest0-21swapper/209:08:262
739560991512,1cyclictest0-21swapper/209:05:012
739560991512,1cyclictest0-21swapper/209:00:012
739560991512,1cyclictest0-21swapper/207:25:022
739560991511,2cyclictest0-21swapper/209:55:022
739560991510,3cyclictest832435-21turbostat08:25:012
73955999154,5cyclictest972116-21aten_repower_fr10:23:231
739559991512,2cyclictest952634-21needreboot10:03:311
739559991512,2cyclictest817887-21kthreadcore08:13:271
739559991512,2cyclictest780762-21kthreadcore07:43:251
739559991512,2cyclictest1326-21systemd-logind10:10:001
739559991512,2cyclictest1326-21systemd-logind07:10:011
739559991512,2cyclictest1288-1atopacctd11:13:271
739559991512,2cyclictest1288-1atopacctd09:33:231
739559991512,2cyclictest1123771-21gltestperf12:28:251
739559991511,3cyclictest946855-21switchtime09:58:321
739559991511,3cyclictest827151-21aten_repower_vo08:23:241
739559991511,3cyclictest767439-21gltestperf07:33:271
739559991511,3cyclictest748417-21aten_repower_fr07:18:211
739559991510,4cyclictest851838-21gltestperf08:43:241
73955899154,9cyclictest257-21systemd-journal07:20:000
73955899152,4cyclictest772750-21sshd07:38:170
73955899151,7cyclictest1062690-21aten2.4-expect11:38:200
739558991512,2cyclictest993755-21kthreadcore10:38:270
739558991512,2cyclictest917384-21systemd-run09:35:010
739558991512,2cyclictest841078-21kthreadcore08:33:260
739558991512,2cyclictest739696-21latency_hist07:10:020
739558991512,2cyclictest1288-1atopacctd10:55:020
739558991512,2cyclictest1-21systemd08:45:000
739558991512,2cyclictest1031661-21/usr/sbin/munin11:10:000
739558991512,2cyclictest0-21swapper/008:00:010
2902298150,2rtkit-daemon0-21swapper/110:12:371
73956099142,6cyclictest0-21swapper/210:30:012
73956099142,4cyclictest0-21swapper/212:10:012
739560991412,1cyclictest0-21swapper/209:33:292
739560991412,1cyclictest0-21swapper/207:45:012
739560991411,1cyclictest0-21swapper/211:44:022
739560991411,1cyclictest0-21swapper/211:00:002
739560991411,1cyclictest0-21swapper/210:08:292
739560991411,1cyclictest0-21swapper/210:03:312
739560991411,1cyclictest0-21swapper/207:58:212
739560991411,1cyclictest0-21swapper/207:38:212
73955999145,4cyclictest17350irq/127-ahci[0000:00:17.0]08:55:001
73955999145,4cyclictest134050irq/121-eno107:23:231
739559991411,2cyclictest992634-21kthreadcore10:38:261
739559991411,2cyclictest989654-21latency_hist10:35:021
739559991411,2cyclictest934852-21switchtime09:48:321
739559991411,2cyclictest909237-21kthreadcore09:28:281
739559991411,2cyclictest896464-21kthreadcore09:18:271
739559991411,2cyclictest861541-21kthreadcore08:48:281
739559991411,2cyclictest845107-21aten_repower_en08:38:191
739559991411,2cyclictest797583-21tail07:58:221
739559991411,2cyclictest1134536-21latency_hist12:35:011
739559991411,2cyclictest1122644-21systemd-run12:25:011
739559991411,2cyclictest1111662-21fschecks_time12:18:231
739559991411,2cyclictest1026916-21gltestperf11:08:251
739559991411,2cyclictest1025258-21timerandwakeup11:03:341
739559991411,2cyclictest1002269-21head10:48:211
739559991411,2cyclictest0-21swapper/107:40:031
739559991411,2cyclictest0-21swapper/107:15:011
739559991410,3cyclictest903969-21kthreadcore09:23:281
739559991410,3cyclictest823689-21kthreadcore08:18:281
739559991410,3cyclictest1288-1atopacctd11:33:281
73955899148,4cyclictest1125127-21cut12:28:280
73955899145,5cyclictest0-21swapper/010:06:100
73955899145,5cyclictest0-21swapper/009:39:370
73955899145,5cyclictest0-21swapper/008:47:470
73955899145,5cyclictest0-21swapper/008:36:010
73955899145,5cyclictest0-21swapper/008:17:540
739558991413,1cyclictest0-21swapper/011:00:490
739558991412,1cyclictest1102601-21kthreadcore12:08:270
739558991411,2cyclictest891780-21kthreadcore09:13:290
739558991411,2cyclictest834303-21kthreadcore08:28:260
739558991411,2cyclictest812368-21kthreadcore08:08:260
739558991411,2cyclictest1118365-21kthreadcore12:23:280
739558991411,2cyclictest1095732-21kthreadcore12:03:290
739558991411,2cyclictest1055823-21cut11:30:010
739558991411,2cyclictest1036878-21missed_timers11:13:280
2649091140,2phc2sys0-21swapper/311:51:423
2649091140,1phc2sys0-21swapper/309:20:023
739560991311,1cyclictest0-21swapper/211:55:022
739560991311,1cyclictest0-21swapper/209:58:222
739560991311,1cyclictest0-21swapper/209:13:282
739560991310,1cyclictest0-21swapper/212:38:212
739560991310,1cyclictest0-21swapper/212:23:292
739560991310,1cyclictest0-21swapper/212:18:272
739560991310,1cyclictest0-21swapper/210:53:272
739560991310,1cyclictest0-21swapper/210:48:252
739560991310,1cyclictest0-21swapper/210:18:222
739560991310,1cyclictest0-21swapper/209:38:312
739560991310,1cyclictest0-21swapper/209:23:222
739560991310,1cyclictest0-21swapper/208:43:272
739560991310,1cyclictest0-21swapper/208:28:252
739560991310,1cyclictest0-21swapper/208:03:222
73955999139,3cyclictest839788-21gltestperf08:33:231
73955999139,3cyclictest836223-21kthreadcore08:28:271
73955999139,3cyclictest1065312-21kthreadcore11:38:261
73955999138,3cyclictest0-21swapper/107:48:281
73955999137,5cyclictest765879-21cron07:30:011
739559991310,2cyclictest940148-21kthreadcore09:53:281
739559991310,2cyclictest882074-21fschecks_time09:08:221
739559991310,2cyclictest1288-1atopacctd10:28:261
739559991310,2cyclictest1108560-21kthreadcore12:13:271
739559991310,2cyclictest1101968-21kthreadcore12:08:261
739559991310,2cyclictest1091463-21pmu-power11:58:291
739559991310,2cyclictest1080843-21aten_repower_vo11:53:221
739559991310,2cyclictest1012881-21pmu-power10:53:291
73955899136,2cyclictest1044802-21df11:23:220
73955899135,7cyclictest1010805-21tr10:53:260
739558991310,2cyclictest979356-21kthreadcore10:28:250
739558991310,2cyclictest973712-21kthreadcore10:23:290
739558991310,2cyclictest960571-21fschecks_time10:13:240
739558991310,2cyclictest882754-21kthreadcore09:08:270
739558991310,2cyclictest864163-21irqcore08:53:260
739558991310,2cyclictest816842-21kthreadcore08:13:270
739558991310,2cyclictest804904-21kthreadcore08:03:280
739558991310,2cyclictest785833-21irqcore07:48:260
739558991310,2cyclictest768530-21kthreadcore07:33:290
739558991310,2cyclictest739556-21cyclictest08:23:300
739558991310,2cyclictest1136343-21irqcore12:38:260
739558991310,2cyclictest1114330-21kthreadcore12:18:270
739558991310,2cyclictest1086957-21cpuspeed_turbos11:58:210
739558991310,2cyclictest1039567-21kthreadcore11:18:280
73955899130,8cyclictest901547-21kthreadcore09:23:270
73955899130,1cyclictest0-21swapper/011:44:550
2649091130,2phc2sys0-21swapper/311:55:053
73956099125,3cyclictest0-21swapper/211:50:012
73956099125,3cyclictest0-21swapper/211:50:012
739560991210,1cyclictest0-21swapper/208:38:292
73955999129,2cyclictest924380-21sh09:43:231
73955999129,2cyclictest920969-21kthreadcore09:38:271
73955999129,2cyclictest892718-21head09:13:341
73955999129,2cyclictest810129-21irqrtprio08:08:241
73955999125,2cyclictest134050irq/121-eno111:23:251
73955999123,1cyclictest134050irq/121-eno110:43:211
73955899129,2cyclictest1082837-21kthreadcore11:53:280
739558991210,1cyclictest996432-21tr10:43:210
739558991210,1cyclictest0-21swapper/011:35:010
2649091120,2phc2sys0-21swapper/308:35:463
2649091120,1phc2sys0-21swapper/310:23:333
73956099119,1cyclictest0-21swapper/208:17:532
73955999113,3cyclictest1038363-21aten2.4-expect11:18:221
2649091114,2phc2sys0-21swapper/311:23:273
2649091110,2phc2sys0-21swapper/307:38:233
2649091110,2phc2sys0-21swapper/307:30:023
2649091110,1phc2sys0-21swapper/311:07:223
2649091110,1phc2sys0-21swapper/310:54:553
2649091110,1phc2sys0-21swapper/310:00:533
2649091110,1phc2sys0-21swapper/309:38:133
2649091110,1phc2sys0-21swapper/308:34:333
2649091110,1phc2sys0-21swapper/307:47:533
2649091102,3phc2sys0-21swapper/310:18:193
2649091101,3phc2sys0-21swapper/307:43:243
2649091101,2phc2sys0-21swapper/312:13:253
2649091101,2phc2sys0-21swapper/310:48:263
2649091101,2phc2sys0-21swapper/308:28:283
2649091101,1phc2sys0-21swapper/309:48:273
2649091100,2phc2sys0-21swapper/312:05:553
2649091100,2phc2sys0-21swapper/311:30:023
2649091100,2phc2sys0-21swapper/310:58:243
2649091100,2phc2sys0-21swapper/308:18:223
2649091100,2phc2sys0-21swapper/308:14:563
2649091100,1phc2sys0-21swapper/312:25:443
2649091100,1phc2sys0-21swapper/312:19:063
2649091100,1phc2sys0-21swapper/310:38:443
2649091100,1phc2sys0-21swapper/310:34:033
2649091100,1phc2sys0-21swapper/310:07:423
2649091100,1phc2sys0-21swapper/308:04:443
2649091100,1phc2sys0-21swapper/307:55:423
2649091100,1phc2sys0-21swapper/307:05:413
264909192,2phc2sys0-21swapper/309:53:223
264909192,1phc2sys0-21swapper/310:28:263
264909191,2phc2sys0-21swapper/312:38:223
264909191,2phc2sys0-21swapper/312:04:563
264909191,2phc2sys0-21swapper/311:38:273
264909191,2phc2sys0-21swapper/310:13:273
264909191,2phc2sys0-21swapper/309:19:293
264909191,2phc2sys0-21swapper/309:08:193
264909191,2phc2sys0-21swapper/308:55:293
264909191,2phc2sys0-21swapper/308:53:333
264909191,2phc2sys0-21swapper/308:08:253
264909190,2phc2sys0-21swapper/312:33:213
264909190,2phc2sys0-21swapper/312:20:463
264909190,2phc2sys0-21swapper/309:43:303
264909190,2phc2sys0-21swapper/309:31:063
264909190,2phc2sys0-21swapper/308:48:203
264909190,2phc2sys0-21swapper/307:13:223
264909190,1phc2sys0-21swapper/311:48:253
264909190,1phc2sys0-21swapper/311:48:253
264909190,1phc2sys0-21swapper/309:03:273
264909181,2phc2sys0-21swapper/307:31:543
264909180,2phc2sys0-21swapper/311:33:303
264909180,2phc2sys0-21swapper/311:01:443
264909180,2phc2sys0-21swapper/309:13:203
264909180,2phc2sys0-21swapper/308:40:023
264909180,2phc2sys0-21swapper/308:23:233
264909180,2phc2sys0-21swapper/307:53:263
264909180,2phc2sys0-21swapper/307:23:333
264909180,1phc2sys0-21swapper/310:42:403
264909180,1phc2sys0-21swapper/307:15:023
264909170,1phc2sys0-21swapper/311:10:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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