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2026-09-29 - 00:12
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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 all highest latencies:
System rackeslot2.osadl.org (updated Mon Sep 28, 2026 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10113821040,2sleep20-21swapper/207:24:102
19156721030,1sleep1191rcu_preempt08:29:101
3262242820,2sleep30-21swapper/309:54:103
4763692400,1sleep00-21swapper/011:19:100
2867032230,2sleep20-21swapper/209:33:572
80767992216,2cyclictest82050irq/121-eno111:13:561
1216372220,2sleep180764-21cyclictest07:39:081
8076899212,10cyclictest0-21swapper/211:43:452
80767992113,3cyclictest565238-21kthreadcore12:09:091
80766992113,7cyclictest287600-21irqcore09:34:070
80766992110,2cyclictest491rcuog/207:28:490
80766992013,6cyclictest24616-21JS14:54:060
80768991916,1cyclictest0-21swapper/211:08:372
80768991916,1cyclictest0-21swapper/207:54:092
80767991912,3cyclictest535364-21fschecks_count11:54:051
80766991912,6cyclictest260554-21cstates09:19:050
80766991912,6cyclictest24472-21rtkit-daemon12:12:520
80766991911,4cyclictest558507-21timerandwakeup12:04:140
80766991910,5cyclictest502372-21kthreadcore11:34:100
8076699190,2cyclictest208056-21/usr/sbin/munin08:44:140
80768991815,1cyclictest0-21swapper/210:55:032
80768991814,2cyclictest0-21swapper/207:10:092
8076799189,4cyclictest677780-21systemd-journal09:27:521
80767991815,2cyclictest24616-21JS14:54:061
80767991814,3cyclictest86439-21kthreadcore07:14:101
80767991811,3cyclictest553681-21irqrtprio12:04:071
80767991811,3cyclictest268801-21aten_repower_cu09:23:471
80767991810,7cyclictest24616-21JS14:54:061
8076699187,6cyclictest0-21swapper/009:48:460
8076699186,7cyclictest0-21swapper/011:58:460
8076699180,1cyclictest0-21swapper/010:43:460
5153882180,2sleep1341rcuc/111:40:311
2213291180,2phc2sys0-21swapper/309:21:373
1662262180,3sleep1166228-21systemd08:10:021
8076899176,7cyclictest0-21swapper/212:28:462
8076899171,5cyclictest0-21swapper/211:28:492
8076799179,4cyclictest573377-21kthreadcore12:14:091
8076799174,8cyclictest96948-21perf07:20:001
80767991714,2cyclictest24616-21JS14:54:061
80767991713,3cyclictest80764-21cyclictest09:36:511
80767991712,4cyclictest24619-21llvmpipe-112:19:591
8076699178,5cyclictest0-21swapper/012:31:220
8076699178,2cyclictest0-21swapper/011:54:100
8076699177,5cyclictest0-21swapper/012:38:490
8076699177,2cyclictest0-21swapper/009:14:120
8076699174,12cyclictest24604-21gnome-shell09:52:590
80766991714,2cyclictest532724-21911:50:010
2213291171,4phc2sys0-21swapper/308:18:473
2213291170,2phc2sys0-21swapper/311:18:583
2213291170,2phc2sys0-21swapper/310:40:303
2213291170,2phc2sys0-21swapper/310:06:413
8076899163,9cyclictest0-21swapper/212:13:462
8076899161,9cyclictest0-21swapper/208:23:462
80768991613,1cyclictest0-21swapper/212:39:072
80768991613,1cyclictest0-21swapper/209:04:072
80768991613,1cyclictest0-21swapper/207:44:092
8076799169,6cyclictest24619-21llvmpipe-111:47:591
8076799168,2cyclictest2447398rtkit-daemon07:53:471
8076799166,2cyclictest82050irq/121-eno107:49:061
80767991614,1cyclictest24472-21rtkit-daemon11:59:021
80767991613,2cyclictest99573-21kthreadcore07:24:091
80767991613,2cyclictest672434-21in:imuxsock08:13:521
80767991613,2cyclictest425819-21sshd-session10:49:221
80767991613,2cyclictest390875-21latency_hist10:30:011
80767991613,2cyclictest293494-21ssh09:35:021
80767991612,3cyclictest475770-21kthreadcore11:19:091
80767991612,3cyclictest239401-21kthreadcore09:04:111
80767991612,3cyclictest214531-21kworker/u16:3+nfsiod09:43:361
80767991611,4cyclictest80764-21cyclictest07:29:181
8076799161,13cyclictest614032-21sh12:37:571
80767991610,5cyclictest437284-21cut10:58:561
8076699169,2cyclictest483319-21cat11:24:080
8076699167,5cyclictest374829-21runrttasks10:23:110
8076699162,2cyclictest0-21swapper/011:00:470
8076699161,9cyclictest342773-21kthreadcore10:04:090
80766991613,2cyclictest778-21dbus-daemon12:25:010
80766991613,2cyclictest778-21dbus-daemon10:40:010
80766991613,2cyclictest298577-21kthreadcore09:39:110
80766991613,2cyclictest24472-21rtkit-daemon10:53:060
80766991612,3cyclictest237770-21kthreadcore09:04:100
80766991610,5cyclictest281698-21ssh09:29:090
8076699160,11cyclictest442717-21wc10:59:100
2213291160,2phc2sys0-21swapper/311:54:533
2213291160,2phc2sys0-21swapper/310:20:203
2213291160,1phc2sys0-21swapper/310:52:563
80768991513,1cyclictest0-21swapper/208:54:052
80768991513,1cyclictest0-21swapper/208:30:032
80768991512,1cyclictest0-21swapper/211:57:022
80768991512,1cyclictest0-21swapper/211:35:022
80768991512,1cyclictest0-21swapper/211:17:152
80768991512,1cyclictest0-21swapper/211:10:182
80768991512,1cyclictest0-21swapper/210:49:032
80768991512,1cyclictest0-21swapper/210:36:032
80768991512,1cyclictest0-21swapper/210:34:102
80768991512,1cyclictest0-21swapper/210:19:102
80768991512,1cyclictest0-21swapper/210:14:112
80768991512,1cyclictest0-21swapper/209:50:092
80768991512,1cyclictest0-21swapper/209:38:522
80768991512,1cyclictest0-21swapper/208:14:112
80768991512,1cyclictest0-21swapper/208:09:112
80768991512,1cyclictest0-21swapper/208:03:552
80768991511,2cyclictest436711-21taskset10:57:592
80768991511,1cyclictest0-21swapper/207:35:092
8076799157,4cyclictest408063-21unixbench_singl10:39:161
8076799157,3cyclictest0-21swapper/110:07:081
80767991514,1cyclictest351ktimers/111:28:151
8076799151,3cyclictest152182-21munin-run08:00:011
80767991512,2cyclictest80764-21cyclictest09:08:481
80767991512,2cyclictest797-21polkitd08:45:011
80767991512,2cyclictest251733-21fschecks_time09:14:051
80767991512,2cyclictest1008-21gmain10:54:121
80767991511,3cyclictest609724-21kthreadcore12:34:111
80767991511,3cyclictest598248-21kthreadcore12:29:081
80767991511,3cyclictest413918-21kthreadcore10:44:091
80767991511,3cyclictest342686-21kthreadcore10:04:091
80767991511,3cyclictest232759-21kthreadcore08:59:101
80767991511,3cyclictest155794-21kthreadcore08:04:111
8076799150,10cyclictest374664-21sshd-auth10:22:521
8076699158,2cyclictest0-21swapper/009:24:070
8076699157,7cyclictest0-21swapper/011:40:000
8076699157,2cyclictest0-21swapper/012:29:090
80766991512,2cyclictest98336-21head07:24:060
80766991512,2cyclictest92002-21kthreadcore07:19:080
80766991512,2cyclictest813-21systemd-logind08:40:020
80766991512,2cyclictest579880-21gltestperf12:19:070
80766991512,2cyclictest458204-21kthreadcore11:09:110
80766991512,2cyclictest147206-21kthreadcore07:59:090
80766991512,2cyclictest124877-21systemd-run07:40:020
8076699150,1cyclictest0-21swapper/011:11:360
2213291151,6phc2sys0-21swapper/307:08:483
2213291150,2phc2sys0-21swapper/310:02:433
8076899148,2cyclictest0-21swapper/212:23:472
80768991412,1cyclictest0-21swapper/212:04:122
80768991412,1cyclictest0-21swapper/211:39:092
80768991412,1cyclictest0-21swapper/209:29:052
80768991412,1cyclictest0-21swapper/208:38:552
80768991412,1cyclictest0-21swapper/207:59:042
80768991411,1cyclictest0-21swapper/212:34:112
80768991411,1cyclictest0-21swapper/211:48:352
80768991411,1cyclictest0-21swapper/210:44:082
80768991411,1cyclictest0-21swapper/210:29:092
80768991411,1cyclictest0-21swapper/210:24:062
80768991411,1cyclictest0-21swapper/210:09:132
80768991411,1cyclictest0-21swapper/209:40:592
80768991411,1cyclictest0-21swapper/209:24:082
80768991411,1cyclictest0-21swapper/209:20:022
8076799145,8cyclictest24619-21llvmpipe-108:22:591
80767991411,2cyclictest449716-21kthreadcore11:04:101
80767991411,2cyclictest24615-21JS14:54:061
80767991411,2cyclictest24472-21rtkit-daemon09:16:161
80767991410,3cyclictest593095-21kthreadcore12:24:101
80767991410,3cyclictest503927-21kthreadcore11:34:101
80767991410,3cyclictest456110-21irqcore11:09:091
80767991410,3cyclictest370594-21kthreadcore10:19:111
80767991410,3cyclictest360754-21kthreadcore10:14:111
80767991410,3cyclictest332201-21irqrtprio09:59:071
80767991410,3cyclictest195518-21irqrtprio08:34:081
80767991410,3cyclictest180141-21kworker/u16:0+nfsiod10:31:201
80767991410,3cyclictest174623-21irqcore08:19:081
80767991410,3cyclictest128771-21kthreadcore07:44:091
80767991410,3cyclictest115848-21kthreadcore07:34:111
8076699147,2cyclictest0-21swapper/010:34:060
8076699146,2cyclictest0-21swapper/011:29:160
8076699146,2cyclictest0-21swapper/010:09:090
8076699145,5cyclictest0-21swapper/008:07:570
8076699142,7cyclictest0-21swapper/010:19:090
80766991412,1cyclictest813-21systemd-logind07:50:030
80766991411,2cyclictest89086-21kthreadcore07:15:030
80766991411,2cyclictest778-21dbus-daemon08:35:020
80766991411,2cyclictest517786-21head11:44:050
80766991411,2cyclictest423102-21kthreadcore10:49:090
80766991411,2cyclictest332063-21sed09:59:070
80766991411,2cyclictest216114-21irqrtprio08:49:060
80766991411,2cyclictest176552-21kthreadcore08:19:110
80766991411,2cyclictest156898-21kthreadcore08:04:110
80766991410,3cyclictest932-1atopacctd07:34:090
80766991410,3cyclictest304367-21kworker/u16:1+nfsiod10:11:040
80766991410,3cyclictest24617-21JS14:54:060
80766991410,3cyclictest244126-21kthreadcore09:09:090
80766991410,3cyclictest230648-21kthreadcore08:59:090
80766991410,3cyclictest142684-21kthreadcore07:54:100
2213291145,2phc2sys0-21swapper/312:27:013
2213291140,4phc2sys0-21swapper/312:13:463
2213291140,3phc2sys0-21swapper/311:57:033
2213291140,2phc2sys0-21swapper/309:48:273
2213291140,2phc2sys0-21swapper/309:36:113
2213291140,2phc2sys0-21swapper/309:27:163
2213291140,2phc2sys0-21swapper/308:00:553
8076899139,2cyclictest0-21swapper/212:17:392
8076899139,2cyclictest0-21swapper/207:48:472
8076899138,3cyclictest0-21swapper/207:26:092
8076899134,5cyclictest0-21swapper/207:18:462
8076899131,6cyclictest0-21swapper/208:43:452
80768991311,1cyclictest0-21swapper/211:24:102
80768991311,1cyclictest0-21swapper/209:09:102
80768991311,1cyclictest0-21swapper/208:49:082
80768991311,1cyclictest0-21swapper/208:34:152
80768991311,1cyclictest0-21swapper/207:34:112
80768991310,1cyclictest0-21swapper/212:09:102
80768991310,1cyclictest0-21swapper/211:54:092
80768991310,1cyclictest0-21swapper/211:01:092
80768991310,1cyclictest0-21swapper/210:01:182
80768991310,1cyclictest0-21swapper/209:58:562
80768991310,1cyclictest0-21swapper/209:14:042
80768991310,1cyclictest0-21swapper/208:59:062
80768991310,1cyclictest0-21swapper/208:19:112
8076799139,3cyclictest202911-21kthreadcore08:39:091
80767991310,2cyclictest327781-21pmu-power09:54:131
8076799130,4cyclictest0-21swapper/111:38:451
8076699132,5cyclictest304367-21kworker/u16:1-rpciod12:09:030
80766991310,2cyclictest389656-21missed_timers10:29:110
80766991310,2cyclictest223150-21irqrtprio08:54:070
80766991310,2cyclictest181483-21irqcore08:24:060
80766991310,2cyclictest167364-21gltestperf08:14:060
8076699130,4cyclictest0-21swapper/007:41:520
3957862130,2sleep30-21swapper/310:34:113
2213291131,2phc2sys0-21swapper/311:41:483
2213291131,1phc2sys0-21swapper/311:14:133
2213291130,2phc2sys0-21swapper/309:11:433
2213291130,1phc2sys0-21swapper/310:15:403
2213291130,1phc2sys0-21swapper/308:30:183
2213291130,1phc2sys0-21swapper/307:42:323
80768991210,1cyclictest0-21swapper/209:49:092
8076699129,2cyclictest80786-21latency_hist07:10:010
743892120,6sleep20-21swapper/207:08:482
2213291121,5phc2sys0-21swapper/307:23:473
2213291121,3phc2sys0-21swapper/311:28:483
2213291121,3phc2sys0-21swapper/309:19:123
2213291120,3phc2sys0-21swapper/307:58:473
2213291120,2phc2sys0-21swapper/312:37:163
2213291120,2phc2sys0-21swapper/312:20:273
2213291120,2phc2sys0-21swapper/312:04:083
2213291120,2phc2sys0-21swapper/310:46:593
2213291120,2phc2sys0-21swapper/310:25:063
2213291120,2phc2sys0-21swapper/309:30:273
2213291120,1phc2sys0-21swapper/311:05:553
2213291120,1phc2sys0-21swapper/307:34:143
8076799113,3cyclictest80597-21latency_hist07:10:021
2213291114,3phc2sys0-21swapper/310:38:403
2213291111,3phc2sys0-21swapper/309:03:483
2213291111,2phc2sys0-21swapper/312:09:273
2213291110,3phc2sys0-21swapper/308:39:383
2213291110,2phc2sys0-21swapper/308:46:203
2213291110,2phc2sys0-21swapper/307:28:493
2213291110,1phc2sys0-21swapper/308:40:163
2213291110,1phc2sys0-21swapper/307:51:223
2213291103,1phc2sys0-21swapper/310:57:253
2213291101,2phc2sys0-21swapper/312:33:473
2213291100,4phc2sys0-21swapper/307:15:273
2213291100,2phc2sys0-21swapper/312:19:163
2213291100,2phc2sys0-21swapper/311:48:453
2213291100,2phc2sys0-21swapper/311:38:593
2213291100,2phc2sys0-21swapper/311:30:163
2213291100,2phc2sys0-21swapper/311:23:073
2213291100,2phc2sys0-21swapper/310:10:303
2213291100,2phc2sys0-21swapper/309:56:483
2213291100,2phc2sys0-21swapper/309:44:143
2213291100,2phc2sys0-21swapper/307:50:013
2213291100,2phc2sys0-21swapper/307:35:593
2213291100,2phc2sys0-21swapper/307:13:463
221329191,3phc2sys0-21swapper/309:08:483
221329191,3phc2sys0-21swapper/308:50:043
221329191,3phc2sys0-21swapper/308:15:023
221329191,2phc2sys0-21swapper/311:01:383
221329190,2phc2sys0-21swapper/308:30:013
221329190,2phc2sys0-21swapper/308:24:083
221329190,2phc2sys0-21swapper/308:06:093
221329180,2phc2sys0-21swapper/308:56:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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