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2026-05-18 - 08:45
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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 May 18, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
37150452920,1sleep40-21swapper/423:18:104
3162034995957,2cyclictest3550885-21kworker/u16:1+events_unbound23:28:015
3162035995855,2cyclictest3405536-21kworker/u16:2+events_unbound21:38:036
316144925141,7sleep50-21swapper/519:03:375
37181492490,0sleep73718153-21kthreadcore23:18:137
3162035994947,2cyclictest3806965-21kworker/u16:3+events_unbound00:28:166
3162035994947,2cyclictest3550885-21kworker/u16:1+flush-8:023:03:046
3162034994543,2cyclictest3176121-21kworker/u16:3+flush-8:019:48:065
3162035994442,2cyclictest3550885-21kworker/u16:1+events_unbound22:23:216
3162040994342,0cyclictest0-21swapper/700:28:207
3162035994240,2cyclictest3638071-21kworker/u16:2+events_unbound23:18:086
3162035994139,2cyclictest3647455-21kworker/u16:4+events_unbound23:23:376
3162035994139,2cyclictest3550885-21kworker/u16:1+events_unbound23:53:016
3162035994139,2cyclictest3537843-21kworker/u16:0+flush-8:022:03:206
3162035994038,2cyclictest3553072-21kworker/u16:3+events_unbound22:32:466
3162034994038,2cyclictest3638071-21kworker/u16:2+events_unbound23:43:175
3162034994038,2cyclictest3590636-21kworker/u16:0+events_unbound22:48:055
31614912406,29sleep70-21swapper/719:04:117
35801452390,0sleep73580143-21cut22:23:077
3162035993937,2cyclictest3176121-21kworker/u16:3+flush-8:019:48:156
3162034993937,2cyclictest3638071-21kworker/u16:2+flush-8:022:58:185
3162034993937,2cyclictest3638071-21kworker/u16:2+events_unbound00:37:295
3162035993836,2cyclictest3456545-21kworker/u16:4+flush-8:021:58:096
3162035993835,2cyclictest3550885-21kworker/u16:1+flush-8:023:08:116
3162035993735,2cyclictest3806965-21kworker/u16:3+events_unbound00:11:536
3162035993735,2cyclictest3638071-21kworker/u16:2+events_unbound23:59:096
3162035993735,2cyclictest3638071-21kworker/u16:2+events_unbound23:51:356
3162035993735,2cyclictest3553072-21kworker/u16:3+events_unbound22:17:396
3162034993735,2cyclictest3806854-21kworker/u16:0+flush-8:000:02:505
3162034993735,2cyclictest3638071-21kworker/u16:2+events_unbound23:48:225
3162040993630,5cyclictest3252069-21latency_hist19:52:497
3162035993634,2cyclictest3867373-21kworker/u16:0+events_unbound00:36:176
3162035993634,2cyclictest3647455-21kworker/u16:4+events_unbound23:38:166
3162035993634,2cyclictest3647455-21kworker/u16:4+events_unbound23:15:306
3162035993634,2cyclictest3638071-21kworker/u16:2+flush-8:000:19:416
3162035993634,2cyclictest3386627-21kworker/u16:3+events_unbound21:35:056
3162034993634,2cyclictest3550885-21kworker/u16:1+events_unbound23:53:195
3162031993632,3cyclictest3176121-21kworker/u16:3+flush-8:019:38:144
3162035993533,2cyclictest3806965-21kworker/u16:3+events_unbound00:23:256
3162035993533,2cyclictest3806965-21kworker/u16:3+events_unbound00:23:256
3162035993533,2cyclictest3647455-21kworker/u16:4+flush-8:022:55:546
3162035993533,2cyclictest3647455-21kworker/u16:4+events_unbound23:47:146
3162035993533,2cyclictest3590636-21kworker/u16:0+events_unbound22:44:536
3162035993533,2cyclictest3550885-21kworker/u16:1+events_unbound23:29:136
3162035993533,2cyclictest3537843-21kworker/u16:0+events_unbound22:22:346
3162035993533,2cyclictest3405536-21kworker/u16:2+events_unbound22:09:376
3162035993533,2cyclictest3386627-21kworker/u16:3+events_unbound21:30:266
3162034993533,2cyclictest3806854-21kworker/u16:0+flush-8:023:58:035
3162034993533,2cyclictest3386627-21kworker/u16:3+flush-8:021:11:585
3162035993432,2cyclictest3638071-21kworker/u16:2+flush-8:022:58:196
3162035993432,2cyclictest3553072-21kworker/u16:3+events_unbound22:34:396
3162035993432,2cyclictest3550885-21kworker/u16:1+events_unbound22:38:096
3162035993432,2cyclictest3223306-21kworker/u16:4+events_unbound20:01:426
3162034993431,2cyclictest3550885-21kworker/u16:1+flush-8:022:22:575
316170723424,7sleep60-21swapper/619:07:156
3162040993332,0cyclictest0-21swapper/722:12:367
3162035993331,2cyclictest3806965-21kworker/u16:3+flush-8:000:16:166
3162035993331,2cyclictest3806965-21kworker/u16:3+events_unbound00:03:256
3162035993331,2cyclictest3386627-21kworker/u16:3+events_unbound21:50:266
3162034993331,2cyclictest3647455-21kworker/u16:4+events_unbound23:18:105
3162034993330,2cyclictest3405536-21kworker/u16:2+flush-8:021:43:015
3162031993332,1cyclictest3638071-21kworker/u16:2+flush-8:023:07:474
3162040993231,0cyclictest0-21swapper/723:45:467
3162040993231,0cyclictest0-21swapper/700:14:257
3162035993230,2cyclictest3142694-21kworker/u16:1+events_unbound19:42:276
3162031993230,2cyclictest3223306-21kworker/u16:4+flush-8:020:58:034
3162031993230,2cyclictest3142694-21kworker/u16:1+flush-8:019:12:514
316164823221,8sleep40-21swapper/419:06:244
3162040993130,0cyclictest0-21swapper/723:37:397
3162040993130,0cyclictest0-21swapper/723:14:287
3162040993130,0cyclictest0-21swapper/722:42:057
3162040993129,1cyclictest3641605-21kthreadcore22:48:077
3162035993129,2cyclictest3647455-21kworker/u16:4+events_unbound23:35:226
3162035993129,2cyclictest3281325-21kworker/u16:0+events_unbound20:09:236
3162035993129,2cyclictest3142694-21kworker/u16:1+events_unbound19:32:276
3162034993129,2cyclictest3550885-21kworker/u16:1+flush-8:023:08:135
3162034993129,2cyclictest3504717-21kworker/u16:0+flush-8:021:53:035
3162034993129,2cyclictest3386627-21kworker/u16:3+flush-8:021:58:215
3162034993129,2cyclictest3348111-21kworker/u16:0+events_unbound21:12:585
3162040993029,0cyclictest0-21swapper/723:42:197
3162040993029,0cyclictest0-21swapper/723:31:447
3162040993029,0cyclictest0-21swapper/719:27:417
3162035993028,2cyclictest3348111-21kworker/u16:0+flush-8:021:13:346
3162034993028,2cyclictest3553072-21kworker/u16:3+events_unbound22:13:025
3162034993028,2cyclictest3550885-21kworker/u16:1+events_unbound22:33:175
3162034993028,2cyclictest3386627-21kworker/u16:3+flush-8:021:38:215
35019892290,1chrt3501990-21timerandwakeup21:48:207
3162040992928,0cyclictest0-21swapper/722:19:097
3162035992927,2cyclictest3281325-21kworker/u16:0+events_unbound20:20:436
3162035992927,2cyclictest3281325-21kworker/u16:0+events_unbound20:20:436
3162035992927,2cyclictest3241571-21kworker/u16:0+events_unbound19:43:436
3162034992927,2cyclictest3647455-21kworker/u16:4+flush-8:022:52:495
3162034992927,2cyclictest3405536-21kworker/u16:2+events_unbound21:33:205
3162040992827,0cyclictest0-21swapper/720:55:337
3162040992827,0cyclictest0-21swapper/720:16:027
3162040992826,1cyclictest0-21swapper/721:09:457
3162035992826,2cyclictest3405536-21kworker/u16:2+flush-8:021:09:046
3162035992826,2cyclictest3281325-21kworker/u16:0+events_unbound20:28:036
3162035992826,2cyclictest3223306-21kworker/u16:4+events_unbound20:38:586
3162034992826,2cyclictest3638071-21kworker/u16:2+flush-8:023:32:585
3162034992826,2cyclictest3638071-21kworker/u16:2+events_unbound00:28:575
3162034992826,2cyclictest3553072-21kworker/u16:3+flush-8:022:18:215
3162034992825,2cyclictest3456545-21kworker/u16:4+flush-8:022:02:535
3162040992726,0cyclictest0-21swapper/723:56:397
3162040992726,0cyclictest0-21swapper/723:50:357
3162040992726,0cyclictest0-21swapper/722:28:447
3162040992726,0cyclictest0-21swapper/721:58:217
3162040992726,0cyclictest0-21swapper/700:04:597
3162040992725,1cyclictest3818605-21ssh00:01:567
3162040992725,1cyclictest3396062-21diskmemload00:26:567
3162040992725,1cyclictest3396062-21diskmemload00:26:567
3162035992725,2cyclictest3456545-21kworker/u16:4+flush-8:021:43:116
3162035992725,2cyclictest3329048-21kworker/u16:1+flush-8:020:57:426
3162035992725,2cyclictest3223306-21kworker/u16:4+events_unbound20:14:426
3162034992725,2cyclictest3843453-21kworker/u16:1+flush-8:000:18:095
3162034992725,2cyclictest3806965-21kworker/u16:3+flush-8:000:23:045
3162034992725,2cyclictest3806965-21kworker/u16:3+flush-8:000:23:045
3162034992725,2cyclictest3647455-21kworker/u16:4+events_unbound23:38:225
3162034992725,2cyclictest3553072-21kworker/u16:3+flush-8:022:28:195
3162034992724,2cyclictest3638071-21kworker/u16:2+flush-8:023:12:585
3162031992725,2cyclictest3176121-21kworker/u16:3+events_unbound20:03:184
3162031992725,2cyclictest3176121-21kworker/u16:3+events_unbound19:53:064
3162031992724,2cyclictest3537843-21kworker/u16:0+flush-8:022:07:544
3162040992625,0cyclictest0-21swapper/722:06:437
3162040992625,0cyclictest0-21swapper/721:42:567
3162040992625,0cyclictest0-21swapper/700:37:157
3162040992625,0cyclictest0-21swapper/700:11:437
3162040992624,1cyclictest0-21swapper/721:28:277
3162035992624,2cyclictest3176121-21kworker/u16:3+events_unbound19:36:436
3162035992624,2cyclictest2318127-21kworker/u16:2+events_unbound19:17:426
3162034992624,2cyclictest3386627-21kworker/u16:3+events_unbound21:48:155
3162031992624,2cyclictest3405536-21kworker/u16:2+events_unbound21:13:184
3162031992624,2cyclictest3348111-21kworker/u16:0+flush-8:021:08:024
3162031992624,2cyclictest3223306-21kworker/u16:4+flush-8:020:48:124
3162040992524,0cyclictest0-21swapper/721:54:537
3162040992524,0cyclictest0-21swapper/720:30:347
3162035992523,2cyclictest3252457-21kworker/u16:1+events_unbound20:04:226
3162035992523,2cyclictest3161799-21kworker/u16:0+events_unbound19:10:426
3162035992522,2cyclictest3553072-21kworker/u16:3+flush-8:022:47:526
3162035992519,6cyclictest3504717-21kworker/u16:0+flush-8:021:54:276
3162034992522,2cyclictest2318127-21kworker/u16:2+events_unbound19:27:505
3162040992423,0cyclictest0-21swapper/722:43:247
3162040992423,0cyclictest0-21swapper/721:39:137
3162040992423,0cyclictest0-21swapper/721:15:097
3162040992423,0cyclictest0-21swapper/721:02:037
3162040992423,0cyclictest0-21swapper/719:30:017
3162040992423,0cyclictest0-21swapper/700:22:357
316204099240,22cyclictest3464442-21grep21:33:137
3162035992422,2cyclictest3405536-21kworker/u16:2+events_unbound21:20:596
3162035992422,2cyclictest3386627-21kworker/u16:3+events_unbound21:25:236
3162035992422,2cyclictest3348111-21kworker/u16:0+flush-8:020:59:306
3162035992422,2cyclictest3329048-21kworker/u16:1+events_unbound20:50:306
3162034992422,2cyclictest3550885-21kworker/u16:1+flush-8:022:38:235
3162034992421,2cyclictest3537843-21kworker/u16:0+events_unbound22:08:015
3162031992422,2cyclictest3647455-21kworker/u16:4+events_unbound23:42:424
3162031992422,2cyclictest3405536-21kworker/u16:2+events_unbound21:36:024
3162031992422,2cyclictest3176121-21kworker/u16:3+flush-8:019:28:174
3162031992421,2cyclictest3553072-21kworker/u16:3+events_unbound22:17:304
3162040992322,0cyclictest0-21swapper/723:26:377
3162040992322,0cyclictest0-21swapper/722:57:397
3162040992322,0cyclictest0-21swapper/722:33:397
3162040992322,0cyclictest0-21swapper/721:07:217
3162040992322,0cyclictest0-21swapper/720:44:147
3162040992322,0cyclictest0-21swapper/720:37:387
3162040992322,0cyclictest0-21swapper/719:44:347
3162035992321,2cyclictest3223306-21kworker/u16:4+events_unbound20:45:506
3162035992321,2cyclictest3176121-21kworker/u16:3+events_unbound20:24:306
3162035992321,2cyclictest3142694-21kworker/u16:1+events_unbound19:21:426
3162035992321,2cyclictest2318127-21kworker/u16:2+events_unbound19:25:416
3162034992321,2cyclictest3806965-21kworker/u16:3+events_unbound00:09:265
3162034992321,2cyclictest3638071-21kworker/u16:2+events_unbound23:23:195
3162034992321,2cyclictest3550885-21kworker/u16:1+events_unbound23:03:495
3162034992321,2cyclictest3386627-21kworker/u16:3+events_unbound21:23:085
3162031992321,2cyclictest3647455-21kworker/u16:4+flush-8:022:53:144
3162031992321,2cyclictest3647455-21kworker/u16:4+events_unbound23:25:164
3162031992321,2cyclictest3386627-21kworker/u16:3+flush-8:021:23:144
3162040992221,0cyclictest0-21swapper/721:22:227
3162040992221,0cyclictest0-21swapper/720:18:507
3162040992221,0cyclictest0-21swapper/720:18:507
3162040992221,0cyclictest0-21swapper/719:57:527
3162040992221,0cyclictest0-21swapper/719:55:467
3162031992220,2cyclictest3161799-21kworker/u16:0+events_unbound19:23:024
3162040992120,0cyclictest0-21swapper/723:06:087
3162040992120,0cyclictest0-21swapper/721:27:197
3162040992120,0cyclictest0-21swapper/720:52:037
3162040992120,0cyclictest0-21swapper/720:40:347
3162040992119,1cyclictest0-21swapper/722:15:387
3162035992119,2cyclictest3386627-21kworker/u16:3+events_unbound21:07:146
3162034992119,2cyclictest3806965-21kworker/u16:3+flush-8:000:13:335
3162034992119,2cyclictest3405536-21kworker/u16:2+events_unbound21:28:465
3162034992119,2cyclictest3405536-21kworker/u16:2+events_unbound21:20:355
3162034992118,2cyclictest3176121-21kworker/u16:3+flush-8:019:33:035
3162031992119,2cyclictest3386627-21kworker/u16:3+flush-8:021:03:154
3162031992119,2cyclictest3329048-21kworker/u16:1+flush-8:020:33:134
3162031992119,2cyclictest3176121-21kworker/u16:3+events_unbound19:45:214
3162040992019,0cyclictest0-21swapper/720:05:077
3162040992019,0cyclictest0-21swapper/719:36:137
3162040992019,0cyclictest0-21swapper/719:09:317
3162034992018,2cyclictest3348111-21kworker/u16:0+flush-8:021:02:435
3162034992018,2cyclictest3281325-21kworker/u16:0+flush-8:020:12:485
3162034992017,2cyclictest3329048-21kworker/u16:1+flush-8:020:52:485
3162031992018,2cyclictest3638071-21kworker/u16:2+flush-8:022:52:434
3162031992018,2cyclictest3223306-21kworker/u16:4+events_unbound20:19:214
3162031992018,2cyclictest3223306-21kworker/u16:4+events_unbound20:19:214
3162031992018,2cyclictest3223306-21kworker/u16:4+events_unbound19:58:034
3162031991917,2cyclictest3590636-21kworker/u16:0+events_unbound22:45:204
3162031991917,2cyclictest3405536-21kworker/u16:2+flush-8:021:18:584
3162031991917,2cyclictest3223306-21kworker/u16:4+events_unbound19:48:134
3162031991917,2cyclictest3176121-21kworker/u16:3+events_unbound20:30:574
3162031991916,2cyclictest3405536-21kworker/u16:2+events_unbound21:47:534
3162040991817,0cyclictest0-21swapper/722:58:267
3162040991817,0cyclictest0-21swapper/720:11:537
3162040991817,0cyclictest0-21swapper/719:42:067
3162034991816,2cyclictest3550885-21kworker/u16:1+flush-8:022:43:575
3162031991816,2cyclictest3281325-21kworker/u16:0+flush-8:020:08:164
3162031991815,2cyclictest3590636-21kworker/u16:0+flush-8:022:31:504
3162040991716,0cyclictest0-21swapper/720:22:537
3162040991716,0cyclictest0-21swapper/719:19:557
3162034991715,2cyclictest3223306-21kworker/u16:4+flush-8:020:47:595
3162034991715,2cyclictest3176121-21kworker/u16:3+flush-8:020:03:165
3162034991715,2cyclictest3176121-21kworker/u16:3+flush-8:020:02:495
3162031991715,2cyclictest3806854-21kworker/u16:0+events_unbound00:02:224
3162031991715,2cyclictest3647455-21kworker/u16:4+events_unbound23:47:534
3162031991715,2cyclictest3638071-21kworker/u16:2+flush-8:000:18:174
3162031991715,2cyclictest3550885-21kworker/u16:1+flush-8:023:37:014
3162031991715,2cyclictest3161799-21kworker/u16:0+events_unbound19:11:254
3162034991614,2cyclictest3223306-21kworker/u16:4+events_unbound20:38:035
3162034991614,2cyclictest3176121-21kworker/u16:3+events_unbound19:55:585
3162034991614,2cyclictest3161799-21kworker/u16:0+flush-8:019:23:035
3162034991614,2cyclictest2318127-21kworker/u16:2+events_unbound19:12:495
3162031991614,2cyclictest3867373-21kworker/u16:0+events_unbound00:36:304
3162031991614,2cyclictest3806965-21kworker/u16:3+events_unbound00:11:104
3162031991614,2cyclictest3553072-21kworker/u16:3+flush-8:022:32:584
3162031991614,2cyclictest3456545-21kworker/u16:4+events_unbound21:45:094
3162034991513,2cyclictest3281325-21kworker/u16:0+flush-8:020:28:125
3162031991513,2cyclictest3550885-21kworker/u16:1+flush-8:022:38:334
3162031991513,2cyclictest3550885-21kworker/u16:1+events_unbound23:43:374
3162031991513,2cyclictest3386627-21kworker/u16:3+flush-8:021:28:254
3162031991513,2cyclictest3281325-21kworker/u16:0+flush-8:020:15:134
3162031991512,2cyclictest3550885-21kworker/u16:1+flush-8:023:27:534
3162035991412,2cyclictest3329048-21kworker/u16:1+events_unbound20:36:276
3162034991412,2cyclictest3386627-21kworker/u16:3+events_unbound21:03:165
3162034991411,3cyclictest3281325-21kworker/u16:0+flush-8:020:23:055
3162034991411,2cyclictest3142694-21kworker/u16:1+events_unbound19:38:035
3162031991413,1cyclictest0-21swapper/400:03:034
3162031991412,2cyclictest3550885-21kworker/u16:1+flush-8:023:09:334
3162031991412,2cyclictest3223306-21kworker/u16:4+events_unbound20:39:134
316203199140,1cyclictest0-21swapper/421:59:174
316203199140,14cyclictest0-21swapper/420:23:074
3162034991310,2cyclictest3142694-21kworker/u16:1+events_unbound19:18:095
3162031991312,1cyclictest0-21swapper/421:41:474
3162031991311,2cyclictest3806965-21kworker/u16:3+flush-8:000:23:134
3162031991311,2cyclictest3806965-21kworker/u16:3+flush-8:000:23:134
3162031991311,2cyclictest2318127-21kworker/u16:2+flush-8:019:18:294
3162031991310,2cyclictest3142694-21kworker/u16:1+events_unbound19:33:064
3162035991210,2cyclictest3252457-21kworker/u16:1+events_unbound19:56:416
3162034991210,2cyclictest3223306-21kworker/u16:4+flush-8:020:13:085
3162034991210,2cyclictest3142694-21kworker/u16:1+events_unbound19:08:095
3162031991210,2cyclictest3647455-21kworker/u16:4+events_unbound23:14:164
3162031991210,2cyclictest3550885-21kworker/u16:1+flush-8:023:54:164
3162031991210,2cyclictest3456545-21kworker/u16:4+flush-8:022:02:494
3162031991210,2cyclictest3456545-21kworker/u16:4+events_unbound21:55:234
3162031991210,2cyclictest3329048-21kworker/u16:1+flush-8:020:53:374
316204099118,2cyclictest0-21swapper/723:08:047
316204099117,3cyclictest6382-21gvfs-afc-volume19:13:207
316203499119,2cyclictest3223306-21kworker/u16:4+events_unbound20:18:215
316203499119,2cyclictest3223306-21kworker/u16:4+events_unbound20:18:215
316203199119,2cyclictest3638071-21kworker/u16:2+events_unbound00:29:544
316203199119,2cyclictest3550885-21kworker/u16:1+events_unbound22:58:534
316203199119,2cyclictest3537843-21kworker/u16:0+flush-8:022:18:414
316203199119,2cyclictest3223306-21kworker/u16:4+events_unbound20:46:454
316203499109,1cyclictest0-21swapper/520:45:275
316203199108,2cyclictest3638071-21kworker/u16:2+events_unbound00:16:094
316203199108,2cyclictest3577208-21kworker/u16:2+events_unbound22:25:344
31620349997,2cyclictest3176121-21kworker/u16:3+events_unbound19:43:185
31620349996,2cyclictest3176121-21kworker/u16:3+flush-8:020:33:035
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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