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2026-05-02 - 19:05
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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 Sat May 02, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
347100621020,2sleep0171ktimers/010:28:290
344217421000,1sleep20-21swapper/210:10:272
36058292570,1sleep13605828-21ssh11:56:081
35828582410,2sleep30-21swapper/311:40:393
34878422330,1sleep00-21swapper/010:40:280
32689302300,3sleep30-21swapper/308:05:003
3197320992623,2cyclictest3463949-21sh10:25:000
35983502240,2sleep30-21swapper/311:51:093
3197320992414,6cyclictest3570731-21hddtemp_smartct11:35:290
35366402230,2sleep30-21swapper/311:10:333
3197321992320,2cyclictest3243642-21cron07:45:001
3197321992316,2cyclictest134050irq/121-eno107:20:271
3197321992313,4cyclictest3508771-21sshd10:53:081
319732099238,6cyclictest0-21swapper/011:30:250
3197320992320,2cyclictest1-21systemd10:00:000
3197320992311,5cyclictest3553554-21runrttasks11:22:020
3197320992310,5cyclictest0-21swapper/011:00:310
3197322992220,1cyclictest0-21swapper/211:00:012
3197321992219,2cyclictest3212339-21gpgconf07:20:011
3197321992212,3cyclictest3827634-1atopacctd09:36:521
319732099227,5cyclictest0-21swapper/012:10:010
3197320992214,7cyclictest3401130-21kthreadcore09:40:340
3197320992211,4cyclictest3244077-21tail07:45:260
3197320992210,4cyclictest3509719-21kworker/u16:1-events_unbound11:40:380
3197322992119,1cyclictest0-21swapper/210:05:022
3197322992118,1cyclictest0-21swapper/210:00:002
3197321992118,2cyclictest3204940-21kthreadcore07:15:021
3197321992116,1cyclictest11systemd11:00:011
3197320992113,7cyclictest3197318-21cyclictest10:15:350
36643912200,2sleep30-21swapper/312:35:353
3197322992018,1cyclictest0-21swapper/209:10:022
3197322992017,1cyclictest0-21swapper/211:55:002
319732199209,3cyclictest3827634-1atopacctd11:42:201
319732199204,10cyclictest3397965-21cut09:40:321
3197321992017,2cyclictest1290-21dbus-daemon07:55:001
3197321992016,3cyclictest3880722-21gmain07:10:021
3197321992014,2cyclictest134050irq/121-eno111:45:351
3197321992014,2cyclictest134050irq/121-eno110:25:351
3197321992014,2cyclictest134050irq/121-eno109:50:271
3197321992010,2cyclictest0-21swapper/109:50:021
319732099206,5cyclictest0-21swapper/010:30:330
319732099202,3cyclictest3507705-21ssh10:50:380
2649091202,2phc2sys0-21swapper/309:54:143
3197322991917,1cyclictest0-21swapper/209:30:012
3197322991917,1cyclictest0-21swapper/209:30:012
3197322991916,1cyclictest0-21swapper/208:55:392
3197322991916,1cyclictest0-21swapper/208:40:002
3197322991916,1cyclictest0-21swapper/208:15:002
3197322991916,1cyclictest0-21swapper/207:55:012
319732199194,10cyclictest1-21systemd10:50:021
319732199194,10cyclictest1-21systemd10:50:011
3197321991916,2cyclictest3851704-21mta-sts-daemon11:50:331
3197321991916,2cyclictest1290-21dbus-daemon09:25:381
3197321991916,2cyclictest1290-21dbus-daemon09:25:381
3197321991915,3cyclictest1326-21systemd-logind08:30:011
3197321991915,3cyclictest0-21swapper/111:20:011
3197321991914,1cyclictest11systemd08:40:001
3197321991912,2cyclictest3636319-21sh12:17:171
3197321991911,3cyclictest0-21swapper/110:25:001
319732099198,6cyclictest0-21swapper/009:45:260
319732099198,6cyclictest0-21swapper/009:14:080
319732099198,4cyclictest3431590-21grep10:00:350
319732099196,6cyclictest0-21swapper/012:25:260
319732099196,5cyclictest0-21swapper/008:15:200
319732099190,1cyclictest0-21swapper/012:01:140
319732299185,6cyclictest0-21swapper/208:25:262
3197322991816,1cyclictest0-21swapper/209:45:012
3197322991815,1cyclictest0-21swapper/212:00:352
3197322991815,1cyclictest0-21swapper/210:25:392
3197322991815,1cyclictest0-21swapper/209:15:362
3197322991814,2cyclictest0-21swapper/211:22:512
3197322991812,3cyclictest0-21swapper/212:20:252
319732199187,3cyclictest0-21swapper/107:40:001
319732199187,2cyclictest0-21swapper/112:25:011
319732199183,9cyclictest3555539-21sh11:25:291
3197321991816,1cyclictest3347746-21sed09:05:341
3197321991815,2cyclictest3652293-21systemd-run12:30:001
3197321991815,2cyclictest3627966-21threads12:10:391
3197321991815,2cyclictest1296-21polkitd09:35:011
3197321991815,2cyclictest0-21swapper/108:15:001
3197321991813,1cyclictest383433398rtkit-daemon11:39:361
3197321991812,2cyclictest134050irq/121-eno110:15:341
3197321991811,2cyclictest134050irq/121-eno112:35:331
3197321991810,1cyclictest383433398rtkit-daemon12:30:381
319732099188,6cyclictest0-21swapper/008:20:260
319732099188,5cyclictest0-21swapper/011:50:250
319732099187,4cyclictest0-21swapper/011:08:150
319732099184,7cyclictest3378181-21cut09:25:350
319732099184,7cyclictest3378181-21cut09:25:350
319732099184,4cyclictest3301024-21/usr/sbin/munin08:30:300
319732099184,2cyclictest3212095-21awk07:20:000
319732099182,4cyclictest3388113-21sshd09:34:080
3197320991816,1cyclictest0-21swapper/011:00:000
3197320991815,2cyclictest3486605-21sh10:40:010
3197320991815,2cyclictest3373365-21wc09:25:000
319732099181,3cyclictest3307287-21/usr/sbin/munin08:35:280
319732099180,3cyclictest3197374-21munin-run07:10:010
3197322991715,1cyclictest0-21swapper/210:50:272
3197322991715,1cyclictest0-21swapper/209:45:302
3197322991715,1cyclictest0-21swapper/207:25:012
3197322991714,1cyclictest0-21swapper/212:35:322
3197322991714,1cyclictest0-21swapper/212:30:342
3197322991714,1cyclictest0-21swapper/211:10:012
3197322991714,1cyclictest0-21swapper/210:40:362
319732199175,7cyclictest3439697-21grep10:05:401
319732199172,5cyclictest3351277-21aten2.4-expect09:10:271
319732199171,4cyclictest3224885-21wc07:30:001
3197321991714,2cyclictest3526854-21cut11:05:331
3197321991714,2cyclictest3521235-21kthreadcore11:00:341
3197321991714,2cyclictest3444916-21kthreadcore10:10:321
3197321991714,2cyclictest3370191-21kthreadcore09:20:361
3197321991714,2cyclictest0-21swapper/110:35:011
3197321991714,2cyclictest0-21swapper/108:00:001
3197321991713,3cyclictest3490185-21kthreadcore10:40:331
3197321991713,3cyclictest3328951-21kthreadcore08:50:341
3197321991713,3cyclictest3273911-21kthreadcore08:05:381
3197321991713,3cyclictest3273911-21kthreadcore08:05:371
3197321991711,2cyclictest134050irq/121-eno112:03:251
3197321991710,1cyclictest383433398rtkit-daemon11:22:381
319732199170,1cyclictest0-21swapper/110:39:371
319732099177,3cyclictest0-21swapper/010:05:270
319732099175,4cyclictest0-21swapper/012:38:300
319732099173,6cyclictest0-21swapper/011:55:380
3197320991715,1cyclictest3659882-21/usr/sbin/munin12:35:000
3197320991714,2cyclictest3851702-21mta-sts-daemon07:31:360
3197320991714,2cyclictest3509719-21kworker/u16:1-ext4-rsv-conversion11:30:000
3197320991714,2cyclictest3363930-21wc09:15:360
3197320991714,2cyclictest3269248-21apt-key08:05:000
3197320991714,2cyclictest3204138-21kthreadcore07:15:020
3197320991714,2cyclictest1-21systemd10:15:010
3197320991714,2cyclictest0-21swapper/010:50:010
3197320991714,2cyclictest0-21swapper/010:50:010
3197320991710,5cyclictest0-21swapper/009:50:330
319732099170,9cyclictest1-21systemd08:05:400
319732099170,9cyclictest1-21systemd08:05:400
319732099170,4cyclictest3539897-21/usr/sbin/munin11:15:270
2649091171,2phc2sys0-21swapper/309:38:433
2649091170,2phc2sys0-21swapper/310:06:043
319732299165,7cyclictest0-21swapper/208:00:262
319732299161,7cyclictest0-21swapper/211:40:012
3197322991614,1cyclictest0-21swapper/208:50:012
3197322991614,1cyclictest0-21swapper/208:00:012
3197322991614,1cyclictest0-21swapper/207:15:022
3197322991613,1cyclictest0-21swapper/212:20:012
3197322991613,1cyclictest0-21swapper/210:35:372
3197322991613,1cyclictest0-21swapper/210:30:302
3197322991613,1cyclictest0-21swapper/209:00:302
3197322991613,1cyclictest0-21swapper/207:31:402
3197322991612,2cyclictest0-21swapper/211:15:412
319732199165,6cyclictest3313729-21aten2.4-expect08:40:271
319732199165,6cyclictest3275677-21kworker/u16:2+rpciod09:15:251
3197321991613,2cyclictest3246894-21kthreadcore07:45:341
3197321991613,2cyclictest0-21swapper/108:05:021
3197321991612,2cyclictest0-21swapper/109:05:001
319732199161,14cyclictest3433626-21cat10:05:001
3197320991613,2cyclictest3635416-21mailstats12:15:370
3197320991613,2cyclictest3625508-21kthreadcore12:10:330
3197320991613,2cyclictest3243659-21turbostat07:45:000
3197320991613,2cyclictest3218613-21latency_hist07:25:020
3197320991613,2cyclictest0-21swapper/008:15:010
3197320991610,4cyclictest3344884-21tail09:05:270
319732099160,8cyclictest3325950-21cat08:50:020
319732099160,5cyclictest3333147-21runrttasks08:55:300
319732099160,4cyclictest3250240-21/usr/sbin/munin07:50:410
2649091160,4phc2sys0-21swapper/308:30:263
2649091160,2phc2sys0-21swapper/309:43:353
319732299155,6cyclictest0-21swapper/209:30:272
319732299151,8cyclictest0-21swapper/211:45:262
3197322991513,1cyclictest0-21swapper/211:35:022
3197322991513,1cyclictest0-21swapper/210:05:282
3197322991513,1cyclictest0-21swapper/209:50:372
3197322991513,1cyclictest0-21swapper/207:40:022
3197322991512,1cyclictest0-21swapper/212:10:392
3197322991512,1cyclictest0-21swapper/211:25:352
3197322991512,1cyclictest0-21swapper/210:20:022
3197322991512,1cyclictest0-21swapper/209:39:112
3197322991512,1cyclictest0-21swapper/208:20:262
319732199159,2cyclictest3851703-21mta-sts-daemon08:55:321
319732199153,5cyclictest3584317-21kworker/u16:3+rpciod12:06:341
319732199151,9cyclictest3325943-21cat08:50:021
319732199151,2cyclictest3562461-21apt-get11:30:251
3197321991512,2cyclictest3827634-1atopacctd08:30:331
3197321991511,3cyclictest3226532-21kthreadcore07:30:331
319732099157,7cyclictest3234993-21tr07:35:340
319732099154,2cyclictest134050irq/121-eno109:40:010
319732099152,2cyclictest0-21swapper/011:47:430
3197320991512,2cyclictest3340958-21kthreadcore09:00:340
3197320991512,2cyclictest3218867-21kworker/u16:2-events_power_efficient07:30:010
319732099150,6cyclictest1290-21dbus-daemon12:25:010
2649091156,4phc2sys0-21swapper/311:25:003
2649091151,3phc2sys0-21swapper/309:30:423
2649091150,3phc2sys0-21swapper/310:52:303
2649091150,2phc2sys0-21swapper/311:29:503
2649091150,2phc2sys0-21swapper/311:15:283
2649091150,1phc2sys0-21swapper/311:56:043
2649091150,1phc2sys0-21swapper/309:58:023
2649091150,1phc2sys0-21swapper/308:15:213
3197322991412,1cyclictest0-21swapper/211:10:372
3197322991412,1cyclictest0-21swapper/211:05:012
3197322991412,1cyclictest0-21swapper/210:45:082
3197322991412,1cyclictest0-21swapper/210:45:082
3197322991412,1cyclictest0-21swapper/210:20:242
3197322991412,1cyclictest0-21swapper/209:10:402
3197322991412,1cyclictest0-21swapper/208:55:012
3197322991412,1cyclictest0-21swapper/207:15:332
3197322991411,2cyclictest0-21swapper/211:55:312
3197322991411,1cyclictest0-21swapper/212:05:282
3197322991411,1cyclictest0-21swapper/211:40:312
3197322991411,1cyclictest0-21swapper/209:20:342
3197322991411,1cyclictest0-21swapper/208:35:012
3197322991411,1cyclictest0-21swapper/208:15:332
3197322991410,2cyclictest0-21swapper/207:25:362
319732199145,7cyclictest3282506-1grep08:15:271
319732199141,8cyclictest3420033-21cut09:55:311
319732199141,3cyclictest3288582-21apt-get08:20:251
3197321991411,2cyclictest0-21swapper/111:10:321
3197320991411,2cyclictest3851703-21mta-sts-daemon08:25:310
3197320991411,2cyclictest3535920-21kthreadcore11:10:320
3197320991411,2cyclictest3326048-21acpi08:50:250
3197320991411,2cyclictest3318476-21missed_timers08:40:350
3197320991411,2cyclictest3197318-21cyclictest07:55:260
2649091141,5phc2sys0-21swapper/311:30:453
2649091141,2phc2sys0-21swapper/309:18:313
2649091141,2phc2sys0-21swapper/307:05:263
2649091140,3phc2sys0-21swapper/311:35:383
2649091140,3phc2sys0-21swapper/310:43:273
2649091140,2phc2sys0-21swapper/312:08:103
2649091140,2phc2sys0-21swapper/310:49:503
2649091140,2phc2sys0-21swapper/310:49:503
2649091140,1phc2sys0-21swapper/309:28:413
2649091140,1phc2sys0-21swapper/309:28:413
2649091140,1phc2sys0-21swapper/307:50:593
35175462130,2sleep30-21swapper/311:00:273
3197322991311,1cyclictest0-21swapper/207:40:332
3197322991310,1cyclictest0-21swapper/212:25:282
3197322991310,1cyclictest0-21swapper/208:40:302
3197322991310,1cyclictest0-21swapper/208:05:352
3197322991310,1cyclictest0-21swapper/208:05:352
2649091131,4phc2sys0-21swapper/308:37:233
2649091131,2phc2sys0-21swapper/310:20:153
2649091130,2phc2sys0-21swapper/312:23:053
2649091130,1phc2sys0-21swapper/309:48:543
319732299129,1cyclictest0-21swapper/207:10:022
319732299121,7cyclictest0-21swapper/207:45:262
2649091120,1phc2sys0-21swapper/309:06:373
2649091120,1phc2sys0-21swapper/308:59:033
2649091114,3phc2sys0-21swapper/307:35:313
2649091113,2phc2sys0-21swapper/310:13:103
2649091113,2phc2sys0-21swapper/307:55:323
2649091111,2phc2sys0-21swapper/309:12:543
2649091111,2phc2sys0-21swapper/308:45:253
2649091110,2phc2sys0-21swapper/312:32:233
2649091110,2phc2sys0-21swapper/312:13:073
2649091110,2phc2sys0-21swapper/310:03:563
2649091110,2phc2sys0-21swapper/307:30:263
2649091110,1phc2sys0-21swapper/312:15:443
2649091110,1phc2sys0-21swapper/311:48:323
2649091110,1phc2sys0-21swapper/308:08:503
2649091110,1phc2sys0-21swapper/308:08:503
34725052106,2sleep30-21swapper/310:30:303
2649091104,2phc2sys0-21swapper/310:27:483
2649091102,2phc2sys0-21swapper/310:55:083
2649091102,2phc2sys0-21swapper/307:25:223
2649091101,3phc2sys0-21swapper/310:39:403
2649091101,2phc2sys0-21swapper/308:50:263
2649091100,4phc2sys0-21swapper/308:10:333
2649091100,3phc2sys0-21swapper/308:20:283
2649091100,2phc2sys0-21swapper/312:26:383
2649091100,2phc2sys0-21swapper/312:01:093
2649091100,2phc2sys0-21swapper/310:17:193
2649091100,2phc2sys0-21swapper/308:28:203
2649091100,2phc2sys0-21swapper/307:45:263
264909191,2phc2sys0-21swapper/307:40:293
264909190,2phc2sys0-21swapper/311:05:423
264909190,2phc2sys0-21swapper/309:20:033
264909190,2phc2sys0-21swapper/309:00:283
264909190,2phc2sys0-21swapper/308:40:323
264909190,2phc2sys0-21swapper/307:25:013
264909190,2phc2sys0-21swapper/307:10:353
264909180,2phc2sys0-21swapper/307:15:273
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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