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2025-11-28 - 15:39
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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 Fri Nov 28, 2025 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74728321150,1sleep00-21swapper/020:10:240
82085721030,1sleep10-21swapper/121:10:251
7591642830,1sleep0759167-21fschecks_count20:20:220
670101992719,7cyclictest0-21swapper/022:15:020
670101992417,6cyclictest832636-21kthreadcore21:15:260
670102992219,2cyclictest1702-21in:imuxsock19:20:001
67010199219,6cyclictest0-21swapper/023:55:240
67010199217,4cyclictest0-21swapper/023:24:560
67010199212,17cyclictest0-21swapper/021:55:270
11520352210,2sleep30-21swapper/300:20:243
67010399201,8cyclictest0-21swapper/223:10:012
670103992017,1cyclictest0-21swapper/220:30:002
670103992017,1cyclictest0-21swapper/200:00:002
670103992011,3cyclictest0-21swapper/220:05:192
670102992017,2cyclictest984505-21sh22:45:011
670102992017,2cyclictest702733-21cat19:35:001
670102992016,2cyclictest170550irq/121-eno123:45:001
67010199209,6cyclictest0-21swapper/021:55:010
670101992017,2cyclictest1635-21dbus-daemon00:20:010
670101992012,4cyclictest883694-21kthreadcore21:45:260
670101992011,8cyclictest0-21swapper/022:50:180
670101992010,6cyclictest0-21swapper/023:30:010
670101992010,5cyclictest0-21swapper/021:10:020
670101992010,5cyclictest0-21swapper/000:00:280
67010399191,9cyclictest0-21swapper/221:40:012
670102991916,2cyclictest1635-21dbus-daemon23:15:001
67010199191,8cyclictest852471-21ssh21:27:340
670101991916,2cyclictest862586-21idleruntime-cro21:35:000
670101991915,3cyclictest733534-21systemd-run20:00:010
670101991913,5cyclictest1002953-21tail22:55:220
670101991912,4cyclictest958549-21ls22:30:010
670101991910,5cyclictest1065036-21grep23:30:240
670103991815,1cyclictest0-21swapper/200:10:002
67010299189,2cyclictest1045496-21kworker/1:2+events_freezable23:30:011
670102991815,2cyclictest993654-21aten_repower_fr22:50:181
670102991815,2cyclictest955556-21threads22:25:311
670102991815,2cyclictest1700-21systemd-logind23:25:011
670102991815,2cyclictest1141949-21apt-key00:15:011
670102991814,2cyclictest1019751-21/usr/sbin/munin23:05:011
670102991813,3cyclictest849084-21kthreadcore21:25:281
670102991813,3cyclictest1114887-21runrttasks23:58:321
67010199188,5cyclictest0-21swapper/023:35:180
67010199188,4cyclictest770618-21kworker/u16:2+events_unbound20:55:260
67010199187,5cyclictest0-21swapper/021:20:180
670101991815,2cyclictest782547-21latency_hist20:40:010
670101991815,2cyclictest670100-21cyclictest23:50:340
670101991812,5cyclictest1162908-21kthreadcore00:25:270
302487291180,2phc2sys0-21swapper/323:44:583
302487291180,2phc2sys0-21swapper/321:54:253
302487291180,2phc2sys0-21swapper/321:40:343
302487291180,2phc2sys0-21swapper/300:01:013
835298170,2rtkit-daemon0-21swapper/122:39:031
670103991715,1cyclictest0-21swapper/220:50:012
670103991715,1cyclictest0-21swapper/220:50:012
670103991714,1cyclictest0-21swapper/223:05:012
670103991714,1cyclictest0-21swapper/221:55:002
670103991714,1cyclictest0-21swapper/221:30:002
670103991713,2cyclictest0-21swapper/223:24:152
670102991714,2cyclictest1635-21dbus-daemon20:10:011
670102991714,2cyclictest1185565-21munin-run00:40:001
670102991714,2cyclictest1080808-21systemd-run23:40:011
670102991714,2cyclictest1010527-21munin-plugin-st23:00:001
670102991712,4cyclictest889346-21aten_repower_vo21:50:221
670102991712,4cyclictest801717-21fschecks_count20:55:211
670102991711,5cyclictest1037900-21fschecks_time23:15:211
670102991711,4cyclictest0-21swapper/123:30:301
670101991715,2cyclictest171ktimers/000:34:350
670101991714,2cyclictest923635-21munin-plugin-st22:10:020
670101991714,2cyclictest822264-21kthreadcore21:10:260
670101991714,2cyclictest776554-21munin-plugin-st20:35:010
670101991714,2cyclictest1652-1atopacctd20:29:220
670101991714,2cyclictest1159424-21cron00:25:000
670101991714,2cyclictest1037101-21cut23:15:020
670101991713,3cyclictest867837-21latency21:35:280
670101991713,3cyclictest791863-21kthreadcore20:45:250
670101991713,3cyclictest791863-21kthreadcore20:45:250
302487291170,5phc2sys0-21swapper/300:18:213
302487291170,3phc2sys0-21swapper/321:14:523
302487291170,3phc2sys0-21swapper/319:50:243
302487291170,2phc2sys0-21swapper/322:03:223
302487291170,2phc2sys0-21swapper/300:32:393
670103991613,1cyclictest0-21swapper/222:56:062
670103991613,1cyclictest0-21swapper/221:50:002
670103991613,1cyclictest0-21swapper/220:55:292
670103991613,1cyclictest0-21swapper/220:15:002
670103991613,1cyclictest0-21swapper/220:00:002
670103991613,1cyclictest0-21swapper/200:40:012
67010399160,10cyclictest0-21swapper/200:30:012
67010299167,4cyclictest876788-21processes21:40:281
670102991613,2cyclictest967135-21cut22:35:011
670102991613,2cyclictest917643-21kthreadcore22:05:271
670102991613,2cyclictest898853-21sort21:55:231
670102991613,2cyclictest764931-21cpuspeed_turbos20:25:201
670102991613,2cyclictest751934-21gpgconf20:15:011
670102991613,2cyclictest696860-21latency_hist19:30:021
670102991613,2cyclictest676170-21pluginstate19:15:001
670102991613,2cyclictest1700-21systemd-logind21:40:011
670102991613,2cyclictest1661-21polkitd19:40:281
670102991613,2cyclictest1142886-21cpuspeed_turbos00:15:221
670102991612,3cyclictest670100-21cyclictest00:25:011
670102991610,5cyclictest759873-21kthreadcore20:20:251
67010199168,2cyclictest0-21swapper/022:00:270
67010199167,8cyclictest0-21swapper/019:45:150
670101991614,1cyclictest8351-21rtkit-daemon19:14:010
670101991613,2cyclictest796008-21irqcore20:50:250
670101991613,2cyclictest1652-1atopacctd19:44:210
670101991613,2cyclictest1089925-21sh23:45:010
670101991613,2cyclictest1037275-21aten_repower_cu23:15:180
670101991613,2cyclictest1011384-21cstates23:00:200
670101991612,3cyclictest1178630-21kthreadcore00:35:250
67010399158,2cyclictest0-21swapper/223:25:182
67010399151,4cyclictest11162262sleep200:00:202
670103991513,1cyclictest0-21swapper/220:05:012
670103991513,1cyclictest0-21swapper/220:05:012
670103991513,1cyclictest0-21swapper/219:50:032
670103991512,1cyclictest0-21swapper/223:55:002
670103991512,1cyclictest0-21swapper/223:45:182
670103991512,1cyclictest0-21swapper/222:20:192
670103991512,1cyclictest0-21swapper/221:23:142
670103991512,1cyclictest0-21swapper/219:45:012
670103991512,1cyclictest0-21swapper/219:30:252
670103991512,1cyclictest0-21swapper/200:15:012
670103991511,2cyclictest0-21swapper/219:25:292
67010299155,4cyclictest881338-21if_enp1s0.821:45:231
67010299152,3cyclictest501rcuop/220:45:181
67010299152,3cyclictest501rcuop/220:45:181
670102991512,2cyclictest942298-21head22:20:221
670102991512,2cyclictest932392-21sh22:15:001
670102991512,2cyclictest855597-21grep21:30:251
670102991512,2cyclictest838316-21kernelversion21:20:251
670102991512,2cyclictest758301-21/usr/sbin/munin20:20:011
670102991512,2cyclictest1-21systemd21:10:011
670102991512,2cyclictest1161231-21irqrtprio00:25:261
670102991511,3cyclictest937904-21sendmail_mailqu22:15:291
670102991511,3cyclictest832336-21kthreadcore21:15:261
670102991511,3cyclictest778113-21kthreadcore20:35:251
670102991511,3cyclictest717994-21kthreadcore19:45:241
670102991511,3cyclictest706884-21kthreadcore19:35:261
670102991511,3cyclictest1115862-21kworker/u16:2+nfsiod00:00:181
670102991511,3cyclictest1099858-21irqcore23:50:261
67010199159,1cyclictest835298rtkit-daemon22:22:550
67010199157,7cyclictest0-21swapper/022:40:250
67010199153,6cyclictest696969-21acpi19:30:170
670101991513,1cyclictest8351-21rtkit-daemon19:26:350
670101991512,2cyclictest938280-21unixbench_singl22:15:310
670101991512,2cyclictest807298-21aten_repower_cu21:00:230
670101991512,2cyclictest681511-21kthreadcore19:15:260
302487291151,2phc2sys0-21swapper/320:15:023
302487291150,2phc2sys0-21swapper/323:14:103
670103991412,1cyclictest0-21swapper/219:55:012
670103991411,1cyclictest0-21swapper/223:40:012
670103991411,1cyclictest0-21swapper/223:30:202
670103991411,1cyclictest0-21swapper/222:40:172
67010399141,11cyclictest0-21swapper/222:10:002
670103991411,1cyclictest0-21swapper/221:35:012
670103991411,1cyclictest0-21swapper/221:15:252
670103991411,1cyclictest0-21swapper/221:10:252
670103991411,1cyclictest0-21swapper/221:05:272
670103991411,1cyclictest0-21swapper/200:15:192
670103991410,2cyclictest0-21swapper/223:10:322
670103991410,2cyclictest0-21swapper/221:00:292
67010399140,1cyclictest0-21swapper/222:26:002
67010299148,2cyclictest170550irq/121-eno119:57:401
670102991411,2cyclictest993216-21cut22:50:021
670102991411,2cyclictest907541-21grep22:00:231
670102991411,2cyclictest737182-21kthreadcore20:00:251
670102991411,2cyclictest737182-21kthreadcore20:00:251
670102991411,2cyclictest684986-21head19:20:221
670102991411,2cyclictest1125569-21cut00:05:201
670102991411,2cyclictest1046174-21kworker/u16:3+nfsiod23:47:491
670102991411,2cyclictest1023093-21kthreadcore23:05:261
670102991410,3cyclictest809016-21kthreadcore21:00:291
670102991410,3cyclictest1172706-21kthreadcore00:30:311
67010199147,5cyclictest0-21swapper/023:05:240
67010199146,4cyclictest0-21swapper/020:15:180
67010199145,5cyclictest0-21swapper/000:10:240
67010199145,4cyclictest0-21swapper/022:35:010
67010199144,2cyclictest1-21systemd22:50:010
670101991411,2cyclictest970968-21kthreadcore22:35:260
670101991411,2cyclictest784193-21kthreadcore20:40:240
670101991411,2cyclictest741116-21kthreadcore20:05:260
670101991411,2cyclictest686566-21kthreadcore19:20:270
670101991411,2cyclictest670116-21latency_hist19:10:000
670101991411,2cyclictest670100-21cyclictest21:40:250
670101991411,2cyclictest670100-21cyclictest20:00:300
670101991411,2cyclictest670100-21cyclictest20:00:300
670101991411,2cyclictest1095038-21missed_timers23:45:280
670101991410,3cyclictest705821-21kthreadcore19:35:260
302487291147,3phc2sys0-21swapper/322:30:263
302487291140,3phc2sys0-21swapper/322:42:423
302487291140,3phc2sys0-21swapper/321:55:213
302487291140,2phc2sys0-21swapper/323:05:313
302487291140,2phc2sys0-21swapper/323:01:423
302487291140,2phc2sys0-21swapper/322:55:503
302487291140,2phc2sys0-21swapper/322:14:023
302487291140,2phc2sys0-21swapper/319:42:143
302487291140,2phc2sys0-21swapper/319:35:323
302487291140,2phc2sys0-21swapper/300:12:243
8085742137,3sleep30-21swapper/321:00:303
67010399134,6cyclictest788827-21chrt20:45:012
67010399131,4cyclictest0-21swapper/222:40:012
670103991311,1cyclictest0-21swapper/219:40:022
670103991311,1cyclictest0-21swapper/219:15:012
670103991311,1cyclictest0-21swapper/200:33:432
670103991310,1cyclictest0-21swapper/223:15:252
670103991310,1cyclictest0-21swapper/222:50:242
670103991310,1cyclictest0-21swapper/222:30:262
670103991310,1cyclictest0-21swapper/222:15:072
670103991310,1cyclictest0-21swapper/222:10:442
670103991310,1cyclictest0-21swapper/222:00:262
670103991310,1cyclictest0-21swapper/221:55:252
670103991310,1cyclictest0-21swapper/220:30:192
670103991310,1cyclictest0-21swapper/219:20:282
670103991310,1cyclictest0-21swapper/200:25:002
67010399130,6cyclictest0-21swapper/220:40:012
67010299134,8cyclictest727350-21pluginstate19:55:011
670102991310,2cyclictest799282-21kthreadcore20:50:271
670101991310,2cyclictest723575-21kthreadcore19:50:270
670101991310,2cyclictest1124942-21acpi00:05:160
302487291135,3phc2sys0-21swapper/323:49:263
302487291133,3phc2sys0-21swapper/322:25:303
302487291131,5phc2sys0-21swapper/319:15:183
302487291131,3phc2sys0-21swapper/320:15:263
302487291130,3phc2sys0-21swapper/321:15:173
302487291130,2phc2sys0-21swapper/319:10:503
302487291130,2phc2sys0-21swapper/300:36:403
67010399129,1cyclictest0-21swapper/220:20:292
67010399128,2cyclictest0-21swapper/219:20:022
67010399124,6cyclictest878425-21chrt21:42:242
670103991210,1cyclictest0-21swapper/223:40:262
670103991210,1cyclictest0-21swapper/222:45:272
670103991210,1cyclictest0-21swapper/220:50:252
670103991210,1cyclictest0-21swapper/219:10:012
67010299129,2cyclictest784193-21kthreadcore20:40:241
67010299129,2cyclictest774841-21kthreadcore20:30:261
302487291125,3phc2sys0-21swapper/319:45:153
302487291125,3phc2sys0-21swapper/319:30:003
302487291120,4phc2sys0-21swapper/320:35:183
302487291120,3phc2sys0-21swapper/323:59:363
302487291120,3phc2sys0-21swapper/319:24:223
302487291120,2phc2sys0-21swapper/321:49:163
302487291120,2phc2sys0-21swapper/321:28:563
302487291120,2phc2sys0-21swapper/320:55:183
302487291120,2phc2sys0-21swapper/320:07:163
302487291120,2phc2sys0-21swapper/319:33:463
302487291120,2phc2sys0-21swapper/300:07:013
67010399119,1cyclictest0-21swapper/220:15:242
67010299118,2cyclictest670215-21true19:10:011
302487291116,2phc2sys0-21swapper/322:35:253
302487291111,4phc2sys0-21swapper/320:25:193
302487291111,2phc2sys0-21swapper/322:18:133
302487291111,2phc2sys0-21swapper/320:20:233
302487291110,3phc2sys0-21swapper/323:18:013
302487291110,2phc2sys0-21swapper/323:21:263
302487291110,2phc2sys0-21swapper/320:54:493
302487291110,2phc2sys0-21swapper/320:31:533
302487291110,2phc2sys0-21swapper/319:57:063
302487291110,2phc2sys0-21swapper/300:29:593
302487291101,3phc2sys0-21swapper/321:36:093
302487291101,3phc2sys0-21swapper/321:30:363
302487291101,2phc2sys0-21swapper/323:54:483
302487291101,2phc2sys0-21swapper/323:35:253
302487291101,2phc2sys0-21swapper/320:40:183
302487291100,3phc2sys0-21swapper/322:21:503
302487291100,3phc2sys0-21swapper/322:05:033
302487291100,2phc2sys0-21swapper/323:30:243
302487291100,2phc2sys0-21swapper/323:25:473
302487291100,2phc2sys0-21swapper/322:48:353
302487291100,2phc2sys0-21swapper/321:23:433
30248729191,2phc2sys0-21swapper/320:00:193
30248729191,2phc2sys0-21swapper/320:00:193
30248729190,2phc2sys0-21swapper/322:50:033
30248729190,2phc2sys0-21swapper/321:05:193
30248729190,2phc2sys0-21swapper/320:45:123
30248729190,2phc2sys0-21swapper/320:45:123
30248729190,2phc2sys0-21swapper/319:05:213
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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