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2025-12-02 - 23:12
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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 Tue Dec 02, 2025 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11734162990,1sleep10-21swapper/107:35:211
15620212980,1sleep11562029-21tr11:45:201
15418472810,2sleep11541849-21sed11:35:181
1138148992713,13cyclictest1583747-21awk12:00:000
1138148992612,6cyclictest0-21swapper/011:55:000
113814899259,7cyclictest0-21swapper/011:40:140
1138148992518,2cyclictest1592450-21turbostat12:05:000
1138148992513,7cyclictest0-21swapper/010:45:020
835298240,3rtkit-daemon491rcuog/207:29:551
1138148992412,7cyclictest0-21swapper/011:15:220
113814899239,6cyclictest0-21swapper/012:35:170
113814899239,5cyclictest0-21swapper/010:40:020
113814899232,9cyclictest1375345-21apt-get10:00:110
1138148992317,2cyclictest1629-21avahi-daemon11:15:020
1138148992311,7cyclictest0-21swapper/010:15:010
113814899229,5cyclictest0-21swapper/011:00:010
113814899229,5cyclictest0-21swapper/009:15:020
11433322210,2sleep20-21swapper/207:10:212
1138150992017,1cyclictest0-21swapper/208:05:002
113814999204,4cyclictest491rcuog/211:25:101
1138149992017,2cyclictest1226637-21systemd08:20:011
1138149992017,2cyclictest1220047-21apt-config08:15:001
1138149992017,2cyclictest1-21systemd09:20:011
1138149992017,2cyclictest0-21swapper/109:00:001
113814899209,6cyclictest0-21swapper/012:30:190
302487291191,3phc2sys0-21swapper/310:50:323
1138149991916,2cyclictest1653835-21systemd12:40:021
1138149991915,3cyclictest1319714-21timerandwakeup09:25:251
113814899191,13cyclictest0-21swapper/011:25:020
1138150991815,1cyclictest0-21swapper/212:30:012
1138150991815,1cyclictest0-21swapper/210:44:512
1138150991815,1cyclictest0-21swapper/207:55:012
1138149991814,3cyclictest1458401-21missed_timers10:45:211
1138149991814,3cyclictest1189974-21cpuspeed_turbos07:50:111
1138149991810,3cyclictest0-21swapper/112:00:211
113814899189,5cyclictest1545601-21missed_timers11:35:220
113814899181,13cyclictest0-21swapper/012:12:480
1138148991810,2cyclictest1411015-21idleruntime10:20:180
302487291170,5phc2sys0-21swapper/310:14:173
302487291170,3phc2sys0-21swapper/309:27:453
302487291170,2phc2sys0-21swapper/310:57:023
1138150991715,1cyclictest0-21swapper/211:35:022
1138150991714,1cyclictest0-21swapper/210:35:002
1138150991713,2cyclictest0-21swapper/209:43:422
1138149991715,1cyclictest1479464-21/usr/sbin/munin11:00:021
1138149991714,2cyclictest1700-21systemd-logind09:15:021
1138149991714,2cyclictest1482317-21kthreadcore11:00:211
1138149991714,2cyclictest1432183-21kthreadcore10:30:241
1138149991714,2cyclictest1383851-21rm10:05:011
1138149991714,2cyclictest1325795-21kthreadcore09:30:401
1138149991714,2cyclictest1234828-21kthreadcore08:25:191
1138149991713,3cyclictest1604383-21kthreadcore12:10:211
1138149991713,3cyclictest1498437-21irqcore11:10:201
1138149991710,3cyclictest170550irq/121-eno111:30:431
1138149991710,2cyclictest501rcuop/207:30:301
113814899177,5cyclictest0-21swapper/012:25:250
113814899177,5cyclictest0-21swapper/009:45:000
113814899176,6cyclictest0-21swapper/011:00:220
113814899176,6cyclictest0-21swapper/010:30:200
113814899176,6cyclictest0-21swapper/009:10:020
1138148991714,2cyclictest1700-21systemd-logind09:05:010
302487291161,4phc2sys0-21swapper/310:00:113
302487291160,3phc2sys0-21swapper/312:19:103
302487291160,2phc2sys0-21swapper/312:26:123
302487291160,2phc2sys0-21swapper/309:43:483
113815099163,6cyclictest0-21swapper/207:20:012
1138150991613,1cyclictest0-21swapper/211:25:012
1138150991613,1cyclictest0-21swapper/211:15:152
1138150991613,1cyclictest0-21swapper/211:10:262
1138150991613,1cyclictest0-21swapper/211:00:012
1138150991613,1cyclictest0-21swapper/210:25:212
1138150991613,1cyclictest0-21swapper/208:35:002
113815099160,12cyclictest0-21swapper/211:30:012
113814999165,3cyclictest170550irq/121-eno110:10:121
1138149991613,2cyclictest1575140-21latency_hist11:55:001
1138149991613,2cyclictest1363052-21sendmail_mailst09:50:231
1138149991613,2cyclictest1306821-21grep09:20:171
1138149991613,2cyclictest1189349-21idleruntime-cro07:50:001
1138149991613,2cyclictest1138144-21cyclictest10:35:191
1138149991612,3cyclictest1409340-21kworker/u16:2+nfsiod11:16:561
1138149991612,3cyclictest1284570-21kthreadcore09:05:191
113814899169,3cyclictest1287542-21diskmemload09:45:220
113814899165,6cyclictest0-21swapper/008:02:190
113814899164,7cyclictest1598454-21sed12:05:280
113814899163,1cyclictest191rcu_preempt12:17:250
1138148991613,2cyclictest1523245-21munin-plugin-st11:25:020
1138148991613,2cyclictest1496955-21cut11:10:000
1138148991613,2cyclictest1313982-21awk09:25:010
1138148991613,2cyclictest1305346-21latency_hist09:20:010
1138148991612,3cyclictest1314388-21acpi09:25:110
1138148991612,3cyclictest1172640-21kthreadcore07:35:210
113814899160,13cyclictest1208428-21tr08:05:160
113814899160,13cyclictest1208428-21tr08:05:160
113815099158,3cyclictest0-21swapper/210:45:122
113815099155,3cyclictest0-21swapper/211:40:012
113815099152,7cyclictest0-21swapper/212:10:012
1138150991513,1cyclictest0-21swapper/208:05:172
1138150991513,1cyclictest0-21swapper/208:05:172
1138150991512,1cyclictest0-21swapper/212:11:192
1138150991512,1cyclictest0-21swapper/212:01:592
1138150991512,1cyclictest0-21swapper/211:50:152
1138150991512,1cyclictest0-21swapper/211:09:472
1138150991512,1cyclictest0-21swapper/211:00:212
1138150991512,1cyclictest0-21swapper/210:19:312
1138150991512,1cyclictest0-21swapper/210:02:302
1138150991512,1cyclictest0-21swapper/209:20:132
1138150991512,1cyclictest0-21swapper/209:12:002
1138150991512,1cyclictest0-21swapper/208:20:002
1138150991512,1cyclictest0-21swapper/208:15:012
113814999158,3cyclictest1465006-21kthreadcore10:50:201
1138149991512,2cyclictest1803-21gdbus09:40:011
1138149991512,2cyclictest1644910-21munin-plugin-st12:35:011
1138149991512,2cyclictest1518022-21kthreadcore11:20:221
1138149991512,2cyclictest1449964-21pmu-power10:40:221
1138149991512,2cyclictest1367015-21tr09:55:131
1138149991512,2cyclictest1343269-21kthreadcore09:40:191
1138149991512,2cyclictest1276457-21gltestperf09:00:161
1138149991512,2cyclictest1152765-21cron07:20:001
1138149991512,2cyclictest1138160-21latency_hist07:10:011
1138149991511,3cyclictest1576168-21fschecks_time11:55:191
1138149991511,3cyclictest1180828-21kthreadcore07:40:191
1138149991511,3cyclictest1138946-21fschecks_count07:10:141
1138149991511,2cyclictest0-21swapper/112:25:011
113814899158,2cyclictest0-21swapper/010:05:120
113814899156,5cyclictest0-21swapper/007:43:410
113814899155,5cyclictest1220550-21/usr/sbin/munin08:15:190
113814899155,2cyclictest0-21swapper/012:20:130
113814899153,7cyclictest0-21swapper/008:45:300
1138148991513,1cyclictest1409836-21grep10:20:000
1138148991512,2cyclictest1661-21polkitd08:40:010
1138148991512,2cyclictest1652-1atopacctd08:32:190
1138148991512,2cyclictest1462025-21cut10:50:020
1138148991512,2cyclictest1331333-21latency_hist09:35:000
1138148991512,2cyclictest1153011-21latency_hist07:20:010
1138148991512,2cyclictest0-21swapper/007:50:010
1138148991512,2cyclictest0-21swapper/007:10:010
113814899150,13cyclictest1563355-21ssh11:45:240
302487291140,3phc2sys0-21swapper/310:16:563
302487291140,2phc2sys0-21swapper/309:57:433
113815099141,7cyclictest0-21swapper/212:00:012
113815099141,3cyclictest0-21swapper/209:50:012
1138150991412,1cyclictest0-21swapper/212:30:022
1138150991412,1cyclictest0-21swapper/209:55:012
1138150991412,1cyclictest0-21swapper/208:55:012
1138150991411,1cyclictest0-21swapper/212:35:262
1138150991411,1cyclictest0-21swapper/212:20:182
1138150991411,1cyclictest0-21swapper/212:18:012
1138150991411,1cyclictest0-21swapper/211:40:212
1138150991411,1cyclictest0-21swapper/209:30:122
1138150991411,1cyclictest0-21swapper/208:40:232
1138150991410,2cyclictest0-21swapper/211:47:132
1138150991410,2cyclictest0-21swapper/210:50:202
113815099140,1cyclictest0-21swapper/209:39:052
113814999148,2cyclictest170550irq/121-eno111:05:121
113814999147,2cyclictest191rcu_preempt08:40:011
113814999146,7cyclictest1411737-21tr10:20:211
1138149991412,1cyclictest191rcu_preempt08:30:221
1138149991411,2cyclictest1614394-21kthreadcore12:15:201
1138149991411,2cyclictest1550859-21runrttasks11:40:221
1138149991411,2cyclictest1423200-21kthreadcore10:25:231
1138149991411,2cyclictest1388604-21kthreadcore10:05:211
1138149991411,2cyclictest1352587-21kthreadcore09:45:211
1138149991411,2cyclictest1265049-21kthreadcore08:50:191
1138149991411,2cyclictest1251034-21kworker/u16:2-events_power_efficient08:45:021
1138149991410,2cyclictest0-21swapper/112:10:021
113814899145,5cyclictest0-21swapper/011:30:200
113814899145,4cyclictest501rcuop/210:52:520
113814899145,4cyclictest1200857-21ssh07:55:320
113814899145,4cyclictest0-21swapper/009:50:120
113814899143,7cyclictest1269446-21true08:55:010
1138148991411,2cyclictest1368015-21kthreadcore09:55:170
1138148991411,2cyclictest1-21systemd10:30:010
1138148991411,2cyclictest0-21swapper/007:30:010
1138148991411,2cyclictest0-21swapper/007:15:000
302487291135,3phc2sys0-21swapper/308:40:013
302487291131,4phc2sys0-21swapper/311:40:073
302487291131,3phc2sys0-21swapper/311:45:123
302487291130,4phc2sys0-21swapper/311:59:043
302487291130,3phc2sys0-21swapper/311:50:133
302487291130,3phc2sys0-21swapper/309:45:123
302487291130,2phc2sys0-21swapper/312:35:133
302487291130,2phc2sys0-21swapper/312:23:053
302487291130,2phc2sys0-21swapper/312:12:453
302487291130,2phc2sys0-21swapper/312:06:293
302487291130,2phc2sys0-21swapper/311:09:433
302487291130,2phc2sys0-21swapper/310:37:543
302487291130,2phc2sys0-21swapper/309:19:283
113815099139,2cyclictest0-21swapper/210:35:152
113815099131,7cyclictest0-21swapper/207:30:142
1138150991311,1cyclictest0-21swapper/209:20:022
1138150991310,1cyclictest0-21swapper/210:14:422
1138150991310,1cyclictest0-21swapper/209:00:002
1138150991310,1cyclictest0-21swapper/208:25:162
113815099130,8cyclictest13221352sleep209:29:122
113814999139,3cyclictest1202141-21cpuspeed_turbos08:00:131
113814999138,1cyclictest170550irq/121-eno110:15:041
113814999137,5cyclictest1157034-21tr07:20:201
113814999136,5cyclictest260-21systemd-journal07:55:021
113814999132,1cyclictest491rcuog/208:45:161
1138149991310,2cyclictest1629821-21kthreadcore12:25:191
113814899139,3cyclictest1190877-21irqrtprio07:50:150
113814899134,8cyclictest1165311-21head07:30:170
113814899131,7cyclictest1233009-21/usr/sbin/munin08:25:140
1138148991310,2cyclictest8351-21rtkit-daemon08:10:160
1138148991310,2cyclictest1334590-21kthreadcore09:35:210
1138148991310,2cyclictest1254865-21kthreadcore08:40:210
1138148991310,2cyclictest1227013-21aten_repower_en08:20:110
1138148991310,2cyclictest1156150-21kthreadcore07:20:200
113814899130,8cyclictest1269611-21/usr/sbin/munin08:55:180
302487291122,3phc2sys0-21swapper/310:48:363
302487291121,5phc2sys0-21swapper/311:35:133
302487291120,4phc2sys0-21swapper/311:03:543
302487291120,2phc2sys0-21swapper/311:16:153
302487291120,2phc2sys0-21swapper/310:34:583
302487291120,2phc2sys0-21swapper/308:44:173
302487291120,2phc2sys0-21swapper/307:55:113
302487291120,1phc2sys0-21swapper/308:54:563
113815099129,1cyclictest0-21swapper/210:05:202
113815099129,1cyclictest0-21swapper/209:00:192
113815099129,1cyclictest0-21swapper/208:45:232
113815099129,1cyclictest0-21swapper/208:25:022
113815099129,1cyclictest0-21swapper/207:40:192
113815099129,1cyclictest0-21swapper/207:35:152
1138150991210,1cyclictest0-21swapper/210:20:212
1138150991210,1cyclictest0-21swapper/209:55:122
1138150991210,1cyclictest0-21swapper/209:05:142
1138150991210,1cyclictest0-21swapper/207:45:132
1138150991210,1cyclictest0-21swapper/207:10:012
113815099120,6cyclictest0-21swapper/207:25:112
113814999129,2cyclictest1228259-21kthreadcore08:20:171
113814999121,5cyclictest1210655-21kthreadcore08:05:221
113814999121,5cyclictest1210655-21kthreadcore08:05:221
302487291113,3phc2sys0-21swapper/309:20:113
302487291111,2phc2sys0-21swapper/311:20:113
302487291111,2phc2sys0-21swapper/310:40:473
302487291111,2phc2sys0-21swapper/309:30:263
302487291110,3phc2sys0-21swapper/311:25:163
302487291110,2phc2sys0-21swapper/311:13:333
302487291110,2phc2sys0-21swapper/310:09:533
302487291110,2phc2sys0-21swapper/309:50:213
302487291110,2phc2sys0-21swapper/309:37:153
302487291110,1phc2sys0-21swapper/307:33:113
113815099119,1cyclictest0-21swapper/208:39:482
113815099119,1cyclictest0-21swapper/207:55:242
113815099119,1cyclictest0-21swapper/207:20:122
302487291104,2phc2sys0-21swapper/308:19:193
302487291102,3phc2sys0-21swapper/311:30:163
302487291102,2phc2sys0-21swapper/307:47:183
302487291101,4phc2sys0-21swapper/308:05:163
302487291101,4phc2sys0-21swapper/308:05:163
302487291101,2phc2sys0-21swapper/312:30:083
302487291101,2phc2sys0-21swapper/310:20:153
302487291101,2phc2sys0-21swapper/308:30:223
302487291101,2phc2sys0-21swapper/307:40:133
302487291101,2phc2sys0-21swapper/307:20:013
302487291101,1phc2sys0-21swapper/307:50:153
302487291100,3phc2sys0-21swapper/309:10:143
302487291100,3phc2sys0-21swapper/307:25:143
302487291100,2phc2sys0-21swapper/310:26:403
302487291100,2phc2sys0-21swapper/308:22:323
30248729191,4phc2sys0-21swapper/308:10:123
30248729191,3phc2sys0-21swapper/308:00:113
30248729191,2phc2sys0-21swapper/312:00:073
30248729191,2phc2sys0-21swapper/307:05:103
30248729190,3phc2sys0-21swapper/307:35:203
30248729190,2phc2sys0-21swapper/309:05:173
30248729190,2phc2sys0-21swapper/309:00:163
30248729190,2phc2sys0-21swapper/308:55:193
30248729190,2phc2sys0-21swapper/308:45:213
30248729190,2phc2sys0-21swapper/307:20:253
30248729190,2phc2sys0-21swapper/307:10:113
30248729180,2phc2sys0-21swapper/308:25:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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