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2025-11-27 - 05:07
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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 Thu Nov 27, 2025 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
323105721500,1sleep03231056-21sed23:10:270
327240821130,1sleep10-21swapper/123:35:251
2879639992613,3cyclictest0-21swapper/121:20:011
2879640992522,1cyclictest0-21swapper/200:00:002
2879639992518,2cyclictest170550irq/121-eno100:10:181
2879639992515,2cyclictest0-21swapper/121:05:001
2879638992413,6cyclictest1803-21gdbus23:40:000
2879638992413,6cyclictest0-21swapper/022:55:010
835298220,3rtkit-daemon8351-21rtkit-daemon23:54:260
2879638992211,6cyclictest0-21swapper/023:10:010
2879639992118,2cyclictest1700-21systemd-logind21:55:011
2879638992112,5cyclictest2879636-21cyclictest22:36:250
2879638992110,6cyclictest0-21swapper/023:30:010
2879638992110,6cyclictest0-21swapper/021:35:200
31973532200,2sleep30-21swapper/322:51:103
302487291201,2phc2sys0-21swapper/321:47:393
2879640992017,1cyclictest0-21swapper/220:50:002
2879640992016,2cyclictest0-21swapper/223:10:182
2879639992017,2cyclictest3069492-21latency_hist21:40:011
2879639992017,2cyclictest0-21swapper/123:55:011
302487291190,3phc2sys0-21swapper/322:56:493
2879640991917,1cyclictest0-21swapper/223:20:012
2879640991916,1cyclictest0-21swapper/221:50:002
2879640991916,1cyclictest0-21swapper/219:40:002
2879639991916,2cyclictest3173597-21latency_hist22:40:001
2879639991916,2cyclictest0-21swapper/122:20:011
2879639991914,3cyclictest3053164-21cstates21:30:201
287963899198,6cyclictest0-21swapper/022:20:250
2879638991917,1cyclictest0-21swapper/000:40:000
2879638991916,2cyclictest2879636-21cyclictest22:00:020
2879638991915,3cyclictest1702-21in:imuxsock20:30:010
302487291180,3phc2sys0-21swapper/300:25:023
302487291180,2phc2sys0-21swapper/323:32:563
302487291180,2phc2sys0-21swapper/322:45:313
2879640991816,1cyclictest0-21swapper/221:20:022
2879640991815,1cyclictest0-21swapper/222:15:002
2879640991815,1cyclictest0-21swapper/222:15:002
2879639991815,2cyclictest3224381-21rm23:07:421
2879639991815,2cyclictest3044148-21head21:25:191
2879639991815,2cyclictest3044148-21head21:25:191
2879639991815,2cyclictest2980594-21idleruntime-cro20:40:011
2879639991815,2cyclictest1631-21gmain19:15:001
287963899189,5cyclictest3336038-21grep00:10:270
287963899185,4cyclictest3078945-21aten2.4-expect21:45:190
287963899184,6cyclictest241rcuc/022:25:230
2879638991815,2cyclictest3330640-21ls00:10:010
302487291170,6phc2sys0-21swapper/300:15:193
2879640991714,1cyclictest0-21swapper/223:50:012
2879640991713,2cyclictest0-21swapper/223:30:202
2879639991714,2cyclictest3257802-21switchtime23:25:341
2879639991714,2cyclictest3243654-21acpi23:20:171
2879639991714,2cyclictest3130137-21grep22:15:001
2879639991714,2cyclictest3130137-21grep22:15:001
2879639991714,2cyclictest2998509-21sshd20:51:251
2879639991714,2cyclictest2912341-21kworker/u16:1+events_unbound21:15:021
2879639991714,2cyclictest1700-21systemd-logind22:00:021
2879639991713,3cyclictest3237987-21kthreadcore23:15:251
287963899178,2cyclictest0-21swapper/022:00:290
287963899176,6cyclictest0-21swapper/021:45:010
287963899176,6cyclictest0-21swapper/000:30:180
287963899172,9cyclictest3287385-21aten2.4-expect23:45:180
2879638991714,2cyclictest2986709-21munin-plugin-st20:45:000
2879638991714,2cyclictest2937273-21tr19:55:220
2879638991714,2cyclictest1700-21systemd-logind19:40:010
2879638991714,2cyclictest1661-21polkitd00:25:010
287963899170,1cyclictest0-21swapper/022:10:190
287963899170,1cyclictest0-21swapper/022:10:190
302487291160,3phc2sys0-21swapper/320:30:213
302487291160,2phc2sys0-21swapper/323:52:213
302487291160,2phc2sys0-21swapper/319:30:023
302487291160,2phc2sys0-21swapper/300:30:233
2879640991614,1cyclictest0-21swapper/220:55:242
2879640991613,1cyclictest0-21swapper/223:40:242
2879640991613,1cyclictest0-21swapper/223:40:242
2879640991613,1cyclictest0-21swapper/222:55:002
2879640991613,1cyclictest0-21swapper/222:15:262
2879640991613,1cyclictest0-21swapper/222:05:022
2879640991613,1cyclictest0-21swapper/220:00:212
2879640991613,1cyclictest0-21swapper/219:15:042
2879640991613,1cyclictest0-21swapper/200:35:012
2879640991613,1cyclictest0-21swapper/200:30:002
287963999169,5cyclictest2940188-21cut19:55:281
287963999166,4cyclictest0-21swapper/123:30:191
2879639991613,2cyclictest3315125-21sort00:00:261
2879639991613,2cyclictest3226559-21tr23:10:201
2879639991613,2cyclictest3070795-21tail21:40:221
2879639991613,2cyclictest3017545-21munin-plugin-st21:10:021
2879639991613,2cyclictest3005162-21gpgconf21:00:011
2879639991613,2cyclictest2989787-21kthreadcore20:45:261
2879639991613,2cyclictest2879636-21cyclictest00:17:311
2879639991613,2cyclictest0-21swapper/123:00:011
2879639991612,3cyclictest3130388-21kworker/u16:3+nfsiod22:26:311
2879639991612,3cyclictest3081653-21kthreadcore21:45:271
2879639991612,2cyclictest3359960-21kthreadcore00:25:301
2879639991611,4cyclictest2907147-21fschecks_time19:30:221
2879639991611,3cyclictest0-21swapper/120:35:021
287963899168,7cyclictest0-21swapper/022:45:330
287963899164,6cyclictest3032980-1ssh21:17:100
287963899164,1cyclictest191rcu_preempt23:33:080
287963899161,5cyclictest3156974-21cpu22:30:230
2879638991614,1cyclictest2979868-21cron20:35:010
2879638991614,1cyclictest0-21swapper/000:00:010
2879638991613,2cyclictest3360348-21kthreadcore00:25:300
2879638991613,2cyclictest3235497-21sh23:15:210
2879638991613,2cyclictest3048355-21kthreadcore21:25:260
2879638991613,2cyclictest3048355-21kthreadcore21:25:260
2879638991613,2cyclictest3005040-21apt-key21:00:010
2879638991611,4cyclictest2949667-21sort20:05:220
2879638991610,5cyclictest3017334-21diskmemload23:44:160
2879638991610,5cyclictest3017334-21diskmemload23:44:160
2879638991610,2cyclictest16-21ksoftirqd/019:15:260
302487291151,6phc2sys0-21swapper/322:20:183
302487291150,2phc2sys0-21swapper/300:00:563
2879640991512,2cyclictest0-21swapper/223:05:232
2879640991512,2cyclictest0-21swapper/222:30:022
2879640991512,1cyclictest0-21swapper/222:43:132
2879640991512,1cyclictest0-21swapper/221:40:232
2879640991512,1cyclictest0-21swapper/221:25:182
2879640991512,1cyclictest0-21swapper/221:25:182
2879640991512,1cyclictest0-21swapper/221:24:562
2879640991512,1cyclictest0-21swapper/221:10:252
2879640991512,1cyclictest0-21swapper/220:05:272
2879640991512,1cyclictest0-21swapper/219:45:012
2879640991512,1cyclictest0-21swapper/200:35:302
2879640991512,1cyclictest0-21swapper/200:19:512
2879640991512,1cyclictest0-21swapper/200:10:242
287964099151,1cyclictest0-21swapper/221:35:182
2879640991511,2cyclictest0-21swapper/223:00:292
287963999159,3cyclictest3140255-21if_err_eno122:20:241
287963999158,6cyclictest1652-1atopacctd22:40:471
287963999155,8cyclictest170550irq/121-eno119:35:331
2879639991513,1cyclictest0-21swapper/122:05:011
2879639991512,2cyclictest3377311-21kthreadcore00:35:311
2879639991512,2cyclictest3323100-21fschecks_time00:05:211
2879639991512,2cyclictest3199720-21cut22:55:001
2879639991512,2cyclictest3161120-21kthreadcore22:30:291
2879639991512,2cyclictest2944307-21kthreadcore20:00:271
2879639991512,2cyclictest2931577-21cut19:50:231
2879639991511,3cyclictest3367055-21kthreadcore00:30:251
2879639991511,3cyclictest3052544-21kworker/u16:2+nfsiod22:47:371
2879639991511,3cyclictest3038864-21kthreadcore21:20:251
287963899156,5cyclictest3088868-21kthreadcore21:50:250
287963899155,2cyclictest491rcuog/221:10:270
287963899151,9cyclictest171ktimers/022:43:200
2879638991513,1cyclictest2912341-21kworker/u16:1-rpciod21:20:030
2879638991512,2cyclictest3340479-21fschecks_time00:15:230
2879638991512,2cyclictest3116238-21kthreadcore22:05:260
2879638991512,2cyclictest2967463-21head20:20:180
2879638991512,2cyclictest2961983-21gltestperf20:15:240
2879638991512,2cyclictest2958247-21kthreadcore20:10:270
2879638991512,2cyclictest2948824-21latency_hist20:05:000
302487291144,2phc2sys0-21swapper/322:29:083
302487291141,3phc2sys0-21swapper/321:55:173
302487291141,2phc2sys0-21swapper/323:00:183
302487291141,2phc2sys0-21swapper/322:03:143
302487291140,2phc2sys0-21swapper/322:40:443
302487291140,2phc2sys0-21swapper/320:00:283
302487291140,2phc2sys0-21swapper/319:41:283
302487291140,2phc2sys0-21swapper/300:36:163
287964099145,5cyclictest0-21swapper/221:00:192
2879640991412,1cyclictest0-21swapper/222:25:012
2879640991412,1cyclictest0-21swapper/220:10:242
2879640991411,2cyclictest0-21swapper/222:35:212
2879640991411,2cyclictest0-21swapper/221:50:262
2879640991411,1cyclictest0-21swapper/223:50:292
2879640991411,1cyclictest0-21swapper/223:35:262
2879640991411,1cyclictest0-21swapper/223:21:552
2879640991411,1cyclictest0-21swapper/223:00:012
2879640991411,1cyclictest0-21swapper/220:50:252
2879640991411,1cyclictest0-21swapper/220:40:272
2879640991411,1cyclictest0-21swapper/220:20:232
2879640991411,1cyclictest0-21swapper/220:00:002
2879640991411,1cyclictest0-21swapper/200:00:312
2879640991410,1cyclictest0-21swapper/200:05:182
287963999147,5cyclictest260-21systemd-journal20:25:021
2879639991411,2cyclictest3349146-21fschecks_time00:20:231
2879639991411,2cyclictest3305143-21cpu23:55:191
2879639991411,2cyclictest3287635-21cpuspeed_turbos23:45:201
2879639991411,2cyclictest2955338-21cpu20:10:211
2879639991411,2cyclictest2950959-21kthreadcore20:05:261
2879639991411,2cyclictest2888262-21aten_repower_fr19:15:191
2879639991410,3cyclictest1803-21gdbus22:05:301
287963899149,4cyclictest2900726-21cpuspeed_turbos19:25:200
287963899145,4cyclictest2924961-21aten2.4-expect19:45:190
287963899145,4cyclictest170550irq/121-eno123:20:190
287963899145,1cyclictest170550irq/121-eno119:20:220
2879638991412,1cyclictest8351-21rtkit-daemon19:32:360
2879638991412,1cyclictest0-21swapper/020:40:010
2879638991411,2cyclictest3313863-21aten_repower_fr00:00:200
2879638991411,2cyclictest3213298-21kthreadcore23:00:270
2879638991411,2cyclictest3133128-21kthreadcore22:15:250
2879638991411,2cyclictest2995219-21kthreadcore20:50:240
2879638991411,2cyclictest2988326-21kthreadcore20:45:250
2879638991411,2cyclictest2933636-21kthreadcore19:50:260
2879638991411,2cyclictest2880843-21grep19:10:240
2879638991411,2cyclictest1652-1atopacctd21:30:250
287963899140,7cyclictest0-21swapper/022:56:010
32866522130,5sleep30-21swapper/323:44:383
32866522130,5sleep30-21swapper/323:44:383
302487291131,3phc2sys0-21swapper/319:10:183
302487291130,2phc2sys0-21swapper/323:39:333
302487291130,2phc2sys0-21swapper/323:27:383
287964099139,2cyclictest0-21swapper/219:45:222
287964099131,7cyclictest0-21swapper/220:20:012
2879640991311,1cyclictest0-21swapper/222:34:432
2879640991311,1cyclictest0-21swapper/222:05:312
2879640991311,1cyclictest0-21swapper/222:00:022
2879640991311,1cyclictest0-21swapper/221:30:192
2879640991311,1cyclictest0-21swapper/220:30:212
2879640991311,1cyclictest0-21swapper/219:30:262
2879640991311,1cyclictest0-21swapper/219:10:012
2879640991310,1cyclictest0-21swapper/223:25:282
2879640991310,1cyclictest0-21swapper/222:45:242
2879640991310,1cyclictest0-21swapper/221:10:022
2879640991310,1cyclictest0-21swapper/219:50:262
2879640991310,1cyclictest0-21swapper/219:25:252
2879640991310,1cyclictest0-21swapper/219:20:222
2879640991310,1cyclictest0-21swapper/219:10:232
2879640991310,1cyclictest0-21swapper/200:20:272
287963999139,3cyclictest2964054-21kthreadcore20:15:271
287963999136,5cyclictest260-21systemd-journal19:44:551
287963999131,7cyclictest3209668-21idleruntime23:00:231
2879639991311,1cyclictest2879636-21cyclictest23:40:571
2879639991311,1cyclictest2879636-21cyclictest23:40:571
2879639991310,2cyclictest2902224-21kthreadcore19:25:251
2879639991310,2cyclictest2894582-21cpuspeed_turbos19:20:231
2879638991310,2cyclictest3012899-21kthreadcore21:05:240
2879638991310,2cyclictest3006816-21kthreadcore21:00:250
2879638991310,2cyclictest2922877-21kthreadcore19:40:260
2879638991310,2cyclictest2879756-21sh19:10:020
302487291121,3phc2sys0-21swapper/323:55:283
302487291121,3phc2sys0-21swapper/320:08:243
302487291120,3phc2sys0-21swapper/320:45:243
302487291120,3phc2sys0-21swapper/300:09:273
302487291120,2phc2sys0-21swapper/323:23:343
302487291120,2phc2sys0-21swapper/321:51:583
302487291120,2phc2sys0-21swapper/321:24:113
287964099129,1cyclictest0-21swapper/220:35:042
287964099129,1cyclictest0-21swapper/220:25:512
287963999129,2cyclictest2983003-21kthreadcore20:40:211
287963999129,2cyclictest2970120-21kthreadcore20:20:241
287963999129,2cyclictest2879759-21unin-run19:10:021
287963999128,3cyclictest2927789-21kthreadcore19:45:251
302487291117,2phc2sys0-21swapper/321:31:053
302487291111,3phc2sys0-21swapper/321:40:223
302487291111,3phc2sys0-21swapper/319:15:233
302487291111,3phc2sys0-21swapper/319:05:253
302487291110,3phc2sys0-21swapper/322:10:193
302487291110,3phc2sys0-21swapper/322:10:193
302487291110,3phc2sys0-21swapper/300:10:273
302487291110,2phc2sys0-21swapper/323:05:153
302487291110,2phc2sys0-21swapper/322:05:143
302487291110,2phc2sys0-21swapper/321:20:023
302487291110,2phc2sys0-21swapper/320:27:373
302487291110,2phc2sys0-21swapper/319:51:333
302487291102,3phc2sys0-21swapper/300:20:483
302487291101,5phc2sys30241952sleep321:12:033
302487291101,3phc2sys0-21swapper/322:30:323
302487291101,3phc2sys0-21swapper/319:30:263
302487291101,2phc2sys0-21swapper/323:45:343
302487291101,2phc2sys0-21swapper/323:15:373
302487291101,2phc2sys0-21swapper/322:15:243
302487291101,2phc2sys0-21swapper/319:45:253
302487291100,4phc2sys0-21swapper/321:05:183
302487291100,2phc2sys0-21swapper/323:12:363
302487291100,2phc2sys0-21swapper/322:35:293
302487291100,2phc2sys0-21swapper/321:39:423
302487291100,2phc2sys0-21swapper/321:29:043
302487291100,2phc2sys0-21swapper/321:29:043
302487291100,2phc2sys0-21swapper/320:55:173
302487291100,2phc2sys0-21swapper/320:50:253
30248729190,3phc2sys0-21swapper/320:10:333
30248729190,2phc2sys0-21swapper/321:00:183
30248729190,2phc2sys0-21swapper/320:40:233
30248729190,2phc2sys0-21swapper/320:36:263
30248729190,2phc2sys0-21swapper/320:20:313
30248729190,2phc2sys0-21swapper/320:15:343
30248729190,2phc2sys0-21swapper/319:55:313
30248729190,2phc2sys0-21swapper/319:35:233
30248729190,2phc2sys0-21swapper/319:20:243
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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