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2026-05-07 - 01:34
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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 Wed May 06, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2462828993229,1cyclictest0-21swapper/207:15:022
27178422300,1sleep20-21swapper/210:15:242
2462826992522,2cyclictest2632303-21idleruntime-cro09:20:000
2462826992413,6cyclictest0-21swapper/010:40:000
2462826992413,6cyclictest0-21swapper/010:25:000
2649091230,2phc2sys0-21swapper/311:10:333
2462827992320,2cyclictest2462824-21cyclictest10:35:011
2462827992219,2cyclictest1290-21dbus-daemon12:35:021
2462828992118,1cyclictest0-21swapper/211:20:002
2462827992118,2cyclictest3827634-1atopacctd11:55:021
2462827992118,2cyclictest1-21systemd10:15:021
2462827992115,2cyclictest134050irq/121-eno109:30:281
246282699215,10cyclictest0-21swapper/012:00:200
2462826992118,2cyclictest2708865-21/usr/sbin/munin10:10:000
2462826992118,2cyclictest2566808-21latency_hist08:30:010
2462828992018,1cyclictest0-21swapper/209:25:022
2462828992017,1cyclictest0-21swapper/210:10:012
2462827992017,2cyclictest2709273-21/usr/sbin/munin10:10:021
2462827992017,2cyclictest2573102-21latency_hist08:35:001
2462827992017,2cyclictest2529421-21sh08:00:011
246282699207,7cyclictest0-21swapper/010:40:200
2462826992017,2cyclictest2792875-21systemd-run11:05:000
2462826992017,2cyclictest2529305-21gdbus08:00:000
246282699201,14cyclictest2548037-21latency_hist08:15:020
246282699200,4cyclictest2699894-21ssh10:01:260
246282699200,3cyclictest2921878-21ssh12:28:200
383433398190,3rtkit-daemon3851704-21mta-sts-daemon07:33:570
2462828991916,1cyclictest0-21swapper/209:45:002
2462828991916,1cyclictest0-21swapper/208:10:002
2462827991916,2cyclictest2889327-21kthreadcore12:05:281
2462827991916,2cyclictest2462824-21cyclictest09:55:271
2462827991916,2cyclictest1290-21dbus-daemon12:25:011
2462827991915,3cyclictest2825484-21kthreadcore11:25:251
2462827991915,2cyclictest2566998-21systemd-run08:30:011
2462827991912,3cyclictest2900419-21cstates12:15:221
2462827991911,3cyclictest0-21swapper/110:53:581
246282699199,5cyclictest0-21swapper/012:05:310
246282699199,5cyclictest0-21swapper/011:15:000
246282699198,6cyclictest0-21swapper/009:45:210
246282699197,6cyclictest0-21swapper/012:30:180
2462826991916,2cyclictest2470047-21cut07:15:020
2649091180,2phc2sys0-21swapper/310:37:473
2462828991815,1cyclictest0-21swapper/210:35:002
2462828991815,1cyclictest0-21swapper/210:00:002
2462828991815,1cyclictest0-21swapper/207:50:012
246282799189,4cyclictest0-21swapper/107:20:001
246282799186,4cyclictest3851702-21mta-sts-daemon11:07:511
2462827991812,2cyclictest383433398rtkit-daemon09:25:161
2462827991811,3cyclictest2849323-21kthreadcore11:40:271
246282799180,6cyclictest2678430-21systemd09:50:011
246282699189,8cyclictest0-21swapper/011:30:190
2462826991815,2cyclictest2931058-21grep12:35:230
2462826991815,2cyclictest2931058-21grep12:35:230
2462826991814,3cyclictest3952751-21ntpd08:15:260
2462826991811,6cyclictest2850851-21kthreadcore11:40:280
2649091170,2phc2sys0-21swapper/309:05:223
2649091170,2phc2sys0-21swapper/308:15:333
246282899173,5cyclictest0-21swapper/207:20:202
2462828991714,1cyclictest0-21swapper/211:05:002
2462828991714,1cyclictest0-21swapper/210:40:452
2462828991714,1cyclictest0-21swapper/208:55:002
2462828991711,1cyclictest0-21swapper/211:50:292
246282799178,4cyclictest0-21swapper/111:20:001
2462827991714,2cyclictest2816563-21sh11:20:221
2462827991714,2cyclictest2632603-21latency_hist09:20:021
2462827991714,2cyclictest2604442-21apt-key09:00:011
2462827991714,2cyclictest0-21swapper/110:40:011
2462827991712,1cyclictest383433398rtkit-daemon07:45:091
2462827991710,5cyclictest0-21swapper/112:15:011
2462827991710,3cyclictest2724564-21kworker/u16:0-rpciod12:00:211
246282699178,5cyclictest0-21swapper/010:45:530
246282699177,5cyclictest0-21swapper/012:10:220
246282699177,5cyclictest0-21swapper/011:07:530
2462826991714,2cyclictest2670736-21systemd-run09:45:010
2462826991714,2cyclictest0-21swapper/007:30:010
2462826991713,3cyclictest2818939-21kthreadcore11:20:270
2462826991711,2cyclictest383433398rtkit-daemon08:43:050
2649091160,3phc2sys0-21swapper/309:39:423
2649091160,2phc2sys0-21swapper/310:54:093
2462828991614,1cyclictest0-21swapper/211:35:012
2462828991614,1cyclictest0-21swapper/211:05:212
2462828991613,1cyclictest0-21swapper/211:25:232
2462828991613,1cyclictest0-21swapper/211:25:002
2462828991613,1cyclictest0-21swapper/211:10:252
2462828991613,1cyclictest0-21swapper/209:45:232
2462828991613,1cyclictest0-21swapper/209:00:022
2462828991613,1cyclictest0-21swapper/208:15:262
2462828991613,1cyclictest0-21swapper/208:00:002
2462828991612,2cyclictest0-21swapper/209:29:012
2462827991613,2cyclictest3827634-1atopacctd10:20:251
2462827991613,2cyclictest2755553-21tr10:40:221
2462827991613,2cyclictest2738429-21runrttasks10:26:491
2462827991613,2cyclictest2679084-21cstates09:50:201
2462827991613,2cyclictest2661218-21swap09:35:321
2462827991613,2cyclictest2640105-21latency_hist09:25:011
2462827991613,2cyclictest2624984-21systemd-run09:15:021
2462827991613,2cyclictest2585570-21idleruntime-cro08:45:001
2462827991613,2cyclictest1-21systemd09:40:531
2462827991610,2cyclictest134050irq/121-eno110:01:421
246282699165,6cyclictest0-21swapper/009:25:260
246282699164,7cyclictest2904824-21cut12:15:280
2462826991613,2cyclictest3827634-1atopacctd11:35:350
2462826991613,2cyclictest2874575-21needreboot11:55:280
2462826991613,2cyclictest2859830-21timerwakeupswit11:45:330
2462826991613,2cyclictest2823895-21tr11:25:200
2462826991613,2cyclictest2686253-21sh09:55:130
2462826991613,2cyclictest2659194-21kthreadcore09:35:270
2462826991613,2cyclictest2653564-21mailstats09:30:310
2462826991613,2cyclictest2638062-21mailstats09:20:310
2462826991613,2cyclictest2516274-21apt-key07:50:000
2462826991613,2cyclictest2484533-21cut07:25:010
2462826991613,2cyclictest0-21swapper/009:00:010
2462826991613,2cyclictest0-21swapper/008:10:000
2462826991610,2cyclictest3851705-21mta-sts-daemon11:18:520
2649091150,2phc2sys0-21swapper/312:06:253
2649091150,2phc2sys0-21swapper/310:26:393
246282899157,5cyclictest2546975-21chrt08:10:272
2462828991513,1cyclictest0-21swapper/212:30:022
2462828991513,1cyclictest0-21swapper/208:25:012
2462828991513,1cyclictest0-21swapper/207:50:252
2462828991512,1cyclictest0-21swapper/212:17:152
2462828991512,1cyclictest0-21swapper/212:15:012
2462828991512,1cyclictest0-21swapper/212:07:402
2462828991512,1cyclictest0-21swapper/211:35:252
2462828991512,1cyclictest0-21swapper/210:35:232
2462828991512,1cyclictest0-21swapper/210:22:452
2462828991512,1cyclictest0-21swapper/209:50:252
2462828991512,1cyclictest0-21swapper/209:35:202
2462828991512,1cyclictest0-21swapper/209:16:112
2462828991512,1cyclictest0-21swapper/208:40:232
2462828991511,2cyclictest0-21swapper/212:35:152
2462828991511,2cyclictest0-21swapper/212:35:152
2462828991511,2cyclictest0-21swapper/210:51:432
246282799159,2cyclictest134050irq/121-eno110:45:271
246282799158,3cyclictest2542164-21tail08:10:191
246282799155,4cyclictest2782364-21cut10:55:271
246282799151,9cyclictest1290-21dbus-daemon07:40:021
2462827991512,2cyclictest3851703-21mta-sts-daemon07:20:261
2462827991512,2cyclictest2857228-21kthreadcore11:45:271
2462827991512,2cyclictest2802613-21kthreadcore11:10:261
2462827991512,2cyclictest2717956-21idleruntime10:15:251
2462827991512,2cyclictest2605579-21gltestperf09:00:231
2462827991512,2cyclictest2553332-21pmu-power08:15:301
2462827991512,2cyclictest2485619-21idleruntime07:25:231
2462827991512,2cyclictest1290-21dbus-daemon08:50:011
2462827991512,2cyclictest0-21swapper/111:35:011
2462827991511,3cyclictest2874011-21kthreadcore11:55:271
2462827991511,3cyclictest2842195-21kthreadcore11:35:281
2462827991511,3cyclictest2575930-21kthreadcore08:35:281
2462827991511,3cyclictest1-21systemd11:05:011
246282699158,6cyclictest3851702-21mta-sts-daemon08:20:290
246282699158,6cyclictest0-21swapper/010:30:200
246282699156,8cyclictest0-21swapper/010:50:190
246282699156,5cyclictest0-21swapper/009:11:040
2462826991513,1cyclictest3834332-21rtkit-daemon10:19:060
2462826991512,2cyclictest2780593-21kthreadcore10:55:260
2462826991512,2cyclictest2735778-21kthreadcore10:25:250
2462826991512,2cyclictest2683817-21pmu-power09:50:290
2462826991512,2cyclictest2578560-21mailstats08:35:310
2462826991512,2cyclictest2529824-21cpuspeed_turbos08:00:210
2462826991512,2cyclictest2529824-21cpuspeed_turbos08:00:210
2462826991512,2cyclictest2469262-21munin-node11:50:350
2462826991512,2cyclictest2462943-21sh07:10:020
2462826991511,3cyclictest3827634-1atopacctd09:00:270
2462826991511,3cyclictest2588235-21kthreadcore08:45:250
2649091140,2phc2sys0-21swapper/312:33:353
2649091140,2phc2sys0-21swapper/312:21:533
2649091140,2phc2sys0-21swapper/311:55:463
2649091140,2phc2sys0-21swapper/311:00:363
2649091140,2phc2sys0-21swapper/309:26:213
2649091140,2phc2sys0-21swapper/309:21:023
2649091140,2phc2sys0-21swapper/307:50:213
2462828991412,1cyclictest0-21swapper/212:33:592
2462828991412,1cyclictest0-21swapper/211:40:192
2462828991412,1cyclictest0-21swapper/210:05:022
2462828991412,1cyclictest0-21swapper/209:05:202
2462828991412,1cyclictest0-21swapper/208:30:002
2462828991411,1cyclictest0-21swapper/212:00:262
2462828991411,1cyclictest0-21swapper/211:55:262
2462828991411,1cyclictest0-21swapper/210:26:292
2462828991411,1cyclictest0-21swapper/210:10:302
2462828991411,1cyclictest0-21swapper/209:30:272
2462828991411,1cyclictest0-21swapper/209:10:282
2462828991411,1cyclictest0-21swapper/208:50:002
2462828991411,1cyclictest0-21swapper/208:00:202
2462828991411,1cyclictest0-21swapper/208:00:202
2462828991411,1cyclictest0-21swapper/207:42:552
2462828991411,1cyclictest0-21swapper/207:30:312
2462828991411,1cyclictest0-21swapper/207:30:012
246282799145,5cyclictest3840882-21snmpd07:31:421
2462827991411,2cyclictest3851705-21mta-sts-daemon12:36:301
2462827991411,2cyclictest3851705-21mta-sts-daemon12:36:301
2462827991411,2cyclictest2918097-21kthreadcore12:25:261
2462827991411,2cyclictest2615281-21kthreadcore09:05:281
2462827991411,2cyclictest2593434-21kthreadcore08:50:271
2462827991411,2cyclictest2559208-21kthreadcore08:20:281
2462827991411,2cyclictest2462937-21cut07:10:031
2462827991410,3cyclictest2531593-21kthreadcore08:00:261
2462827991410,3cyclictest2531593-21kthreadcore08:00:261
2462827991410,3cyclictest2504519-21fschecks_count07:40:231
246282699148,1cyclictest0-21swapper/007:40:200
2462826991411,2cyclictest3851704-21mta-sts-daemon08:30:200
2462826991411,2cyclictest2912120-21kthreadcore12:20:280
2462826991411,2cyclictest2473965-21kthreadcore07:15:280
2462826991410,3cyclictest2615656-21kthreadcore09:05:280
2649091131,5phc2sys0-21swapper/307:40:193
2649091130,4phc2sys0-21swapper/310:57:173
2649091130,2phc2sys0-21swapper/312:19:243
2649091130,2phc2sys0-21swapper/311:30:343
2649091130,2phc2sys0-21swapper/311:19:193
2649091130,2phc2sys0-21swapper/310:42:373
2649091130,2phc2sys0-21swapper/310:16:293
2649091130,1phc2sys0-21swapper/309:17:273
2649091130,1phc2sys0-21swapper/308:41:563
2649091130,1phc2sys0-21swapper/308:09:453
2462828991311,1cyclictest0-21swapper/212:20:282
2462828991311,1cyclictest0-21swapper/210:45:262
2462828991310,1cyclictest0-21swapper/211:45:132
2462828991310,1cyclictest0-21swapper/210:55:272
2462828991310,1cyclictest0-21swapper/208:33:362
2462828991310,1cyclictest0-21swapper/207:36:012
2462828991310,1cyclictest0-21swapper/207:10:012
2462827991310,2cyclictest2536832-21irqcore08:05:241
2462827991310,2cyclictest2518045-21kthreadcore07:50:261
246282699131,7cyclictest2503295-21updatedb.plocat07:36:500
2462826991310,2cyclictest2632592-21kworker/u16:3-rpciod10:10:210
2462826991310,2cyclictest2594230-21kthreadcore08:50:270
246282699130,4cyclictest2517064-21tr07:50:210
2649091121,2phc2sys0-21swapper/310:10:213
2649091120,3phc2sys0-21swapper/310:20:193
2649091120,2phc2sys0-21swapper/311:08:173
2649091120,2phc2sys0-21swapper/310:31:263
2649091120,2phc2sys0-21swapper/310:09:553
2649091120,2phc2sys0-21swapper/308:58:583
2649091120,2phc2sys0-21swapper/308:47:523
2649091120,2phc2sys0-21swapper/308:11:533
2649091120,2phc2sys0-21swapper/308:00:203
2649091120,2phc2sys0-21swapper/308:00:193
2649091120,1phc2sys0-21swapper/307:56:103
2649091120,1phc2sys0-21swapper/307:20:483
246282899129,1cyclictest0-21swapper/208:35:332
2462828991210,1cyclictest0-21swapper/209:00:202
246282799129,2cyclictest2463242-21aten_repower_vo07:10:211
2649091111,5phc2sys0-21swapper/309:00:203
2649091111,4phc2sys0-21swapper/309:40:183
2649091111,3phc2sys0-21swapper/308:35:273
2649091111,2phc2sys0-21swapper/312:00:203
2649091110,4phc2sys0-21swapper/311:45:213
2649091110,2phc2sys0-21swapper/311:37:513
2649091110,2phc2sys0-21swapper/310:49:593
2649091110,2phc2sys0-21swapper/309:55:223
2649091110,2phc2sys0-21swapper/308:20:193
2649091110,2phc2sys0-21swapper/307:15:033
2649091110,1phc2sys0-21swapper/311:21:243
246282899119,1cyclictest0-21swapper/207:15:272
2649091103,2phc2sys0-21swapper/311:44:133
2649091102,2phc2sys0-21swapper/311:51:473
2649091101,2phc2sys0-21swapper/307:15:353
2649091100,3phc2sys0-21swapper/311:29:383
2649091100,2phc2sys0-21swapper/312:35:193
2649091100,2phc2sys0-21swapper/312:35:193
2649091100,2phc2sys0-21swapper/312:27:023
2649091100,2phc2sys0-21swapper/312:12:553
2649091100,2phc2sys0-21swapper/309:50:293
2649091100,2phc2sys0-21swapper/309:46:323
2649091100,2phc2sys0-21swapper/309:30:213
2649091100,2phc2sys0-21swapper/309:12:543
2649091100,2phc2sys0-21swapper/308:30:013
2649091100,2phc2sys0-21swapper/307:35:273
2649091100,2phc2sys0-21swapper/307:30:263
2649091100,2phc2sys0-21swapper/307:05:253
264909191,2phc2sys0-21swapper/310:00:193
264909190,4phc2sys0-21swapper/308:50:203
264909190,2phc2sys0-21swapper/307:45:253
264909190,2phc2sys0-21swapper/307:25:213
264909180,2phc2sys0-21swapper/308:30:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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