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2024-04-15 - 18:33
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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
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack0slot2.osadl.org (updated Mon Apr 15, 2024 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
399903699110108,1cyclictest0-21swapper/711:26:327
39978472423,32sleep70-21swapper/707:04:517
399853223424,7sleep50-21swapper/507:06:105
399853123120,8sleep40-21swapper/407:06:094
3999036992927,1cyclictest0-21swapper/708:14:537
3999027992927,2cyclictest4101348-21kworker/u16:3+flush-8:008:07:464
3999027992723,3cyclictest173458-21latency_hist10:14:234
399902799270,26cyclictest321323-21hardlink11:25:464
3999027992623,2cyclictest124604-21kworker/u16:2+flush-8:010:39:354
3999027992522,2cyclictest383221-21kworker/u16:2+flush-8:012:19:284
399871322514,8sleep60-21swapper/607:08:436
399903499240,24cyclictest321294-21hardlink11:25:466
3999036992322,0cyclictest0-21swapper/709:14:547
3999031992320,2cyclictest311333-21kworker/u16:4+events_unbound11:49:315
399903199230,22cyclictest321754-21hardlink11:25:475
3999027992220,2cyclictest45205-21kworker/u16:4+events_unbound09:14:374
3999027992220,2cyclictest4101687-21kworker/u16:4+flush-8:008:24:304
3999027992220,2cyclictest3978946-21kworker/u16:2+flush-8:007:19:374
3999027992218,3cyclictest376642-21kworker/u16:1+flush-8:011:43:344
3999034992118,2cyclictest124604-21kworker/u16:2+flush-8:010:34:236
3999036992018,1cyclictest0-21swapper/707:24:337
399903699200,12cyclictest0-21swapper/711:56:077
3999034992018,2cyclictest4091261-21kworker/u16:2+flush-8:008:04:536
3999027992018,2cyclictest64947-21kworker/u16:1+flush-8:009:24:434
3999027992018,2cyclictest462022-21kworker/u16:0+events_unbound12:24:304
3999027992018,2cyclictest311333-21kworker/u16:4+flush-8:011:29:334
3999027992017,3cyclictest4181154-21kworker/u16:3+flush-8:009:19:234
3999034991917,2cyclictest64947-21kworker/u16:1+flush-8:009:29:306
3999034991917,2cyclictest242981-21kworker/u16:2+flush-8:011:10:056
3999034991916,2cyclictest3969028-21kworker/u16:0+flush-8:007:49:336
3999034991916,2cyclictest3969028-21kworker/u16:0+flush-8:007:49:336
3999027991917,2cyclictest383221-21kworker/u16:2+flush-8:012:34:354
3999027991917,2cyclictest383221-21kworker/u16:2+flush-8:012:34:354
399903699180,4cyclictest0-21swapper/712:31:097
3999034991816,2cyclictest64947-21kworker/u16:1+flush-8:009:39:336
3999034991816,2cyclictest311333-21kworker/u16:4+events_unbound12:21:326
3999034991816,2cyclictest124604-21kworker/u16:2+flush-8:010:14:296
3999034991815,3cyclictest86919-21kworker/u16:6+flush-8:007:44:596
3999034991815,2cyclictest64947-21kworker/u16:1+events_unbound10:04:376
3999034991815,2cyclictest3969028-21kworker/u16:0+events_unbound07:09:386
3999027991816,2cyclictest86919-21kworker/u16:6+flush-8:007:44:534
3999027991816,2cyclictest3969028-21kworker/u16:0+flush-8:007:39:544
3999027991813,4cyclictest35713-21latency_hist09:04:244
399903699174,5cyclictest0-21swapper/712:17:567
399903699173,6cyclictest0-21swapper/707:35:477
3999034991715,2cyclictest3978946-21kworker/u16:2+flush-8:007:24:186
3999034991715,2cyclictest3969028-21kworker/u16:0+flush-8:007:14:396
3999034991715,2cyclictest363397-21kworker/u16:0+flush-8:011:34:356
3999034991715,2cyclictest311333-21kworker/u16:4+flush-8:011:59:176
3999034991715,2cyclictest124604-21kworker/u16:2+flush-8:010:39:486
399903199170,16cyclictest69471-21cut09:19:355
3999027991715,2cyclictest94409-21kworker/u16:4+flush-8:010:19:284
3999027991715,2cyclictest94409-21kworker/u16:4+flush-8:010:19:284
3999027991715,2cyclictest64947-21kworker/u16:1+events_unbound09:39:324
3999027991715,2cyclictest4141019-21kworker/u16:1+flush-8:008:54:374
3999027991715,2cyclictest376642-21kworker/u16:1+flush-8:011:59:454
3999027991715,2cyclictest124604-21kworker/u16:2+flush-8:009:49:284
3999027991715,1cyclictest4091261-21kworker/u16:2+flush-8:008:34:294
3999027991714,2cyclictest383221-21kworker/u16:2+flush-8:011:44:384
3999027991712,4cyclictest4111166-21latency_hist08:04:234
399903699163,5cyclictest0-21swapper/710:43:027
399903699160,14cyclictest0-21swapper/711:14:407
3999034991614,2cyclictest64947-21kworker/u16:1+flush-8:009:44:316
3999034991614,2cyclictest3978946-21kworker/u16:2+flush-8:007:24:446
3999034991614,2cyclictest311333-21kworker/u16:4+flush-8:011:24:086
3999034991614,2cyclictest183573-21kworker/u16:0+events_unbound10:24:316
3999034991613,2cyclictest79392-21kthreadcore09:24:366
3999034991613,2cyclictest242981-21kworker/u16:2+events_unbound11:04:366
3999031991613,2cyclictest1135-21snmpd09:32:305
3999027991614,2cyclictest94409-21kworker/u16:4+flush-8:009:34:434
3999027991614,2cyclictest383221-21kworker/u16:2+flush-8:012:09:234
3999027991613,2cyclictest1135-21snmpd07:10:494
399902799160,15cyclictest0-21swapper/408:44:324
399903699157,7cyclictest0-21swapper/712:26:327
399903699156,8cyclictest0-21swapper/711:02:037
399903699156,8cyclictest0-21swapper/709:24:267
399903499156,8cyclictest44492-21uname09:04:416
3999034991513,2cyclictest94409-21kworker/u16:4+flush-8:010:19:306
3999034991513,2cyclictest94409-21kworker/u16:4+flush-8:010:19:306
3999034991513,2cyclictest55100-21kworker/u16:0+flush-8:009:14:466
3999034991513,2cyclictest4091261-21kworker/u16:2+flush-8:008:14:426
3999034991511,3cyclictest183573-21kworker/u16:0+flush-8:010:49:286
3999031991513,2cyclictest4052434-21kworker/u16:1+events_unbound07:34:375
3999031991512,2cyclictest462022-21kworker/u16:0+flush-8:012:34:315
3999031991512,2cyclictest462022-21kworker/u16:0+flush-8:012:34:315
3999031991511,3cyclictest4148997-21cut08:19:405
3999027991513,2cyclictest55100-21kworker/u16:0+events_unbound09:29:344
3999027991513,2cyclictest4141019-21kworker/u16:1+flush-8:008:49:334
3999027991513,2cyclictest4101348-21kworker/u16:3+flush-8:008:19:464
3999027991513,2cyclictest3978946-21kworker/u16:2+flush-8:007:24:514
3999027991513,2cyclictest383221-21kworker/u16:2+events_unbound12:14:404
3999027991513,2cyclictest281489-21kworker/u16:3+flush-8:011:09:244
3999027991513,2cyclictest242981-21kworker/u16:2+events_unbound11:14:464
399903699145,8cyclictest0-21swapper/707:24:107
399903699144,8cyclictest0-21swapper/709:21:267
399903699142,5cyclictest0-21swapper/711:51:557
399903699142,5cyclictest0-21swapper/707:11:287
399903699140,7cyclictest0-21swapper/709:35:007
399903699140,6cyclictest0-21swapper/710:45:357
399903699140,1cyclictest0-21swapper/711:59:467
399903699140,12cyclictest0-21swapper/708:14:127
3999034991413,1cyclictest0-21swapper/608:54:396
3999034991412,2cyclictest64947-21kworker/u16:1+events_unbound09:34:316
3999034991412,2cyclictest4687-21kworker/u16:0+flush-8:008:49:496
3999034991412,2cyclictest462022-21kworker/u16:0+events_unbound12:24:426
3999034991412,2cyclictest4091261-21kworker/u16:2+events_unbound08:34:556
3999034991412,2cyclictest4091261-21kworker/u16:2+events_unbound08:29:096
3999034991412,2cyclictest3978946-21kworker/u16:2+flush-8:007:29:516
3999034991412,2cyclictest3969028-21kworker/u16:0+events_unbound07:59:226
3999034991412,2cyclictest3969028-21kworker/u16:0+events_unbound07:59:226
3999034991412,2cyclictest311333-21kworker/u16:4+events_unbound11:50:486
3999034991412,2cyclictest183573-21kworker/u16:0+flush-8:011:00:246
399903499140,14cyclictest0-21swapper/607:59:476
3999031991412,2cyclictest94409-21kworker/u16:4+flush-8:009:54:335
3999031991412,1cyclictest0-21swapper/511:09:365
399903199140,14cyclictest0-21swapper/507:49:435
399903199140,14cyclictest0-21swapper/507:49:435
3999027991412,2cyclictest86919-21kworker/u16:6+flush-8:007:19:234
3999027991412,2cyclictest64947-21kworker/u16:1+flush-8:010:04:294
3999027991412,2cyclictest55100-21kworker/u16:0+flush-8:009:14:234
3999027991412,2cyclictest4091261-21kworker/u16:2+flush-8:008:39:484
3999027991412,2cyclictest311333-21kworker/u16:4+flush-8:012:09:224
3999027991411,2cyclictest311333-21kworker/u16:4+events_unbound11:34:324
399902799140,13cyclictest0-21swapper/411:24:104
399903699135,7cyclictest0-21swapper/712:05:147
399903699133,8cyclictest0-21swapper/711:32:407
399903699133,8cyclictest0-21swapper/709:33:157
399903699131,5cyclictest0-21swapper/711:37:317
3999036991312,0cyclictest0-21swapper/710:04:467
3999036991312,0cyclictest0-21swapper/707:30:197
3999036991311,1cyclictest0-21swapper/711:24:097
3999036991311,1cyclictest0-21swapper/709:39:367
3999036991311,1cyclictest0-21swapper/707:39:547
399903699130,6cyclictest0-21swapper/710:55:477
399903699130,12cyclictest0-21swapper/709:51:547
399903699130,11cyclictest0-21swapper/708:54:457
399903699130,11cyclictest0-21swapper/708:34:497
399903499139,3cyclictest222721-21cat10:39:236
399903499132,3cyclictest387738-21cut11:44:366
3999034991311,2cyclictest64947-21kworker/u16:1+flush-8:009:24:166
3999034991311,2cyclictest4052434-21kworker/u16:1+events_unbound07:34:476
3999034991311,2cyclictest383221-21kworker/u16:2+flush-8:012:09:406
3999034991311,2cyclictest383221-21kworker/u16:2+flush-8:012:00:236
3999034991311,2cyclictest383221-21kworker/u16:2+events_unbound12:30:496
3999034991311,2cyclictest124604-21kworker/u16:2+flush-8:009:49:426
399903499130,1cyclictest0-21swapper/607:43:336
399903499130,12cyclictest0-21swapper/611:39:356
399903199136,7cyclictest0-21swapper/508:50:225
399903199135,7cyclictest0-21swapper/510:36:355
399903199134,8cyclictest0-21swapper/511:34:315
3999031991311,2cyclictest26681-21gmain12:02:005
3999031991311,1cyclictest0-21swapper/509:24:385
3999031991310,3cyclictest4052434-21kworker/u16:1+flush-8:007:54:545
3999031991310,3cyclictest4052434-21kworker/u16:1+flush-8:007:54:545
3999027991311,2cyclictest4091261-21kworker/u16:2+flush-8:009:04:314
3999027991311,2cyclictest4091261-21kworker/u16:2+flush-8:008:29:554
3999027991311,2cyclictest4052434-21kworker/u16:1+flush-8:007:58:324
3999027991311,2cyclictest4052434-21kworker/u16:1+flush-8:007:58:324
3999027991311,2cyclictest311333-21kworker/u16:4+events_unbound12:32:044
3999027991311,2cyclictest104926-21kworker/u16:3+events_unbound10:29:454
3999027991310,2cyclictest3978946-21kworker/u16:2+events_unbound07:29:504
3999027991310,2cyclictest232714-21kworker/u16:1+flush-8:010:59:354
399902799130,1cyclictest0-21swapper/408:11:544
399903499129,2cyclictest1135-21snmpd08:33:016
3999034991211,1cyclictest0-21swapper/612:37:486
3999034991211,1cyclictest0-21swapper/612:37:486
3999034991210,2cyclictest45205-21kworker/u16:4+flush-8:009:14:196
3999034991210,2cyclictest311333-21kworker/u16:4+flush-8:011:29:536
3999034991210,2cyclictest232715-21kworker/u16:4+events_unbound10:46:496
399903199129,2cyclictest1135-21snmpd12:30:455
399903199129,2cyclictest1135-21snmpd11:05:425
399903199128,3cyclictest46702-21cat09:09:335
399903199128,3cyclictest4130825-21latency_hist08:14:235
399903199120,1cyclictest0-21swapper/507:20:435
399903199120,12cyclictest0-21swapper/508:59:205
399903199120,11cyclictest0-21swapper/509:04:275
399903199120,0cyclictest0-21swapper/509:14:325
399902799129,2cyclictest1135-21snmpd11:49:404
399902799129,2cyclictest1135-21snmpd10:25:314
399902799129,2cyclictest104926-21kworker/u16:3+flush-8:009:44:274
3999027991211,1cyclictest0-21swapper/409:56:454
3999027991210,2cyclictest64947-21kworker/u16:1+events_unbound09:59:304
3999027991210,2cyclictest4091261-21kworker/u16:2+flush-8:008:14:564
3999027991210,2cyclictest376642-21kworker/u16:1+events_unbound11:55:454
3999027991210,2cyclictest232714-21kworker/u16:1+flush-8:011:04:294
399903699118,2cyclictest0-21swapper/712:19:567
399903699118,2cyclictest0-21swapper/707:45:307
399903699113,7cyclictest0-21swapper/709:00:267
3999036991110,0cyclictest0-21swapper/708:08:097
399903699110,5cyclictest0-21swapper/710:03:317
399903699110,5cyclictest0-21swapper/709:05:237
399903699110,2cyclictest0-21swapper/708:44:477
399903499119,2cyclictest64947-21kworker/u16:1+flush-8:009:54:436
399903499119,2cyclictest4091261-21kworker/u16:2+flush-8:008:39:436
399903499119,2cyclictest311333-21kworker/u16:4+events_unbound12:19:026
399903499119,1cyclictest0-21swapper/612:04:376
3999034991110,1cyclictest0-21swapper/608:10:596
399903499110,10cyclictest261106-21ntpq10:54:426
399903199118,3cyclictest4091261-21kworker/u16:2+flush-8:008:29:495
399903199118,2cyclictest1135-21snmpd10:31:025
399903199118,2cyclictest1135-21snmpd10:19:555
399903199118,2cyclictest1135-21snmpd10:19:555
399903199118,2cyclictest1135-21snmpd10:09:375
399903199118,2cyclictest1135-21snmpd08:47:375
3999031991110,1cyclictest0-21swapper/511:31:325
3999031991110,1cyclictest0-21swapper/511:21:275
3999031991110,1cyclictest0-21swapper/510:46:185
3999031991110,1cyclictest0-21swapper/509:50:395
3999031991110,1cyclictest0-21swapper/509:01:565
3999031991110,1cyclictest0-21swapper/507:31:545
3999031991110,1cyclictest0-21swapper/507:16:085
399903199110,11cyclictest0-21swapper/512:11:075
399903199110,11cyclictest0-21swapper/511:01:075
399903199110,11cyclictest0-21swapper/508:43:195
399903199110,11cyclictest0-21swapper/508:35:455
399903199110,0cyclictest0-21swapper/509:36:185
399902799119,2cyclictest94409-21kworker/u16:4+events_unbound10:15:594
399902799119,2cyclictest86919-21kworker/u16:6+events_unbound07:50:434
399902799119,2cyclictest86919-21kworker/u16:6+events_unbound07:50:434
399902799119,2cyclictest183573-21kworker/u16:0+flush-8:010:49:284
399902799119,2cyclictest124604-21kworker/u16:2+flush-8:010:34:284
399902799119,1cyclictest0-21swapper/410:44:394
399902799117,3cyclictest4053243-21cat07:34:374
399903699108,1cyclictest0-21swapper/711:09:207
399903699107,2cyclictest0-21swapper/711:10:277
399903699100,9cyclictest0-21swapper/710:29:427
399903699100,9cyclictest0-21swapper/710:28:147
399903699100,5cyclictest0-21swapper/711:39:287
399903699100,5cyclictest0-21swapper/710:16:557
399903699100,5cyclictest0-21swapper/708:22:097
399903699100,1cyclictest0-21swapper/710:09:327
399903699100,1cyclictest0-21swapper/707:14:277
399903499108,2cyclictest242981-21kworker/u16:2+flush-8:011:14:366
399903499107,2cyclictest1135-21snmpd10:03:376
399903499100,9cyclictest30567-21kthreadcore08:59:466
399903499100,2cyclictest165457-21cut10:09:346
399903199109,1cyclictest0-21swapper/510:57:015
399903199109,1cyclictest0-21swapper/509:59:385
399903199105,4cyclictest384452-21cat11:44:325
399903199103,7cyclictest0-21swapper/510:08:105
399903199100,4cyclictest0-21swapper/511:40:225
399903199100,10cyclictest0-21swapper/511:18:565
399902799108,1cyclictest0-21swapper/410:54:354
39990369990,8cyclictest0-21swapper/711:44:587
39990369990,8cyclictest0-21swapper/710:19:427
39990369990,8cyclictest0-21swapper/710:19:427
39990369990,8cyclictest0-21swapper/709:47:247
39990369990,8cyclictest0-21swapper/707:58:367
39990369990,8cyclictest0-21swapper/707:58:367
39990369990,8cyclictest0-21swapper/707:52:327
39990369990,8cyclictest0-21swapper/707:52:327
39990369990,3cyclictest0-21swapper/712:13:207
39990369990,1cyclictest0-21swapper/708:49:317
39990349995,3cyclictest4141824-21cat08:19:346
39990349990,2cyclictest3187-21kthreadcore08:44:416
39990319998,1cyclictest0-21swapper/510:50:525
39990319998,1cyclictest0-21swapper/508:25:125
39990319998,1cyclictest0-21swapper/507:13:375
39990319997,2cyclictest311333-21kworker/u16:4+flush-8:012:04:285
39990319996,2cyclictest1135-21snmpd08:00:065
39990319990,9cyclictest0-21swapper/509:42:035
39990369986,1cyclictest0-21swapper/708:24:437
39990369980,7cyclictest0-21swapper/712:38:527
39990369980,7cyclictest0-21swapper/712:38:527
39990369980,7cyclictest0-21swapper/710:49:247
39990369980,7cyclictest0-21swapper/708:44:227
39990369980,7cyclictest0-21swapper/708:29:507
39990369980,6cyclictest0-21swapper/709:54:437
39990369980,0cyclictest0-21swapper/709:09:527
39990319987,1cyclictest0-21swapper/511:55:115
39990319986,1cyclictest0-21swapper/510:14:365
39990319986,1cyclictest0-21swapper/508:14:385
39990319986,1cyclictest0-21swapper/508:04:305
39990319986,1cyclictest0-21swapper/507:39:435
39990319984,3cyclictest460394-21kthreadcore12:19:375
39990319983,4cyclictest450679-21cut12:14:385
39990319983,4cyclictest227074-21cut10:39:355
39990319983,4cyclictest198852-21cut10:24:355
39990319983,4cyclictest116102-21cut09:44:335
39990319980,8cyclictest0-21swapper/512:28:145
39990319980,8cyclictest0-21swapper/507:48:115
39990369975,1cyclictest0-21swapper/707:59:397
39990319973,3cyclictest4034442-21cut07:24:415
39990369965,0cyclictest0-21swapper/710:34:377
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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