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2024-06-19 - 13:08
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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 Wed Jun 19, 2024 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26213325622,29sleep70-21swapper/719:01:327
26224824938,8sleep50-21swapper/519:03:065
262648994037,2cyclictest510716-21kworker/u16:3+events_unbound21:35:045
26212123929,7sleep40-21swapper/419:01:214
262653993735,1cyclictest0-21swapper/723:10:237
262648993634,2cyclictest745188-21kworker/u16:3+flush-8:000:20:275
262653993433,0cyclictest0-21swapper/721:40:047
262651993432,2cyclictest463795-21kworker/u16:2+flush-8:020:55:356
262651993331,2cyclictest549547-21kworker/u16:0+flush-8:021:30:156
262651993129,2cyclictest745188-21kworker/u16:3+flush-8:000:30:356
262651993129,2cyclictest403228-21kworker/u16:4+flush-8:020:30:006
262648993129,2cyclictest646974-21kworker/u16:4+flush-8:022:40:405
262648993129,2cyclictest580123-21kworker/u16:1+events_unbound23:00:345
262648993129,2cyclictest323965-21kworker/u16:2+events_unbound19:43:405
262653993028,1cyclictest0-21swapper/720:50:057
262651993028,2cyclictest413308-21kworker/u16:0+events_unbound20:30:356
262648993028,2cyclictest705504-21kworker/u16:0+flush-8:022:50:355
262648993028,2cyclictest492317-21kworker/u16:1+flush-8:021:15:305
262648993027,2cyclictest608716-21kworker/u16:3+flush-8:022:25:285
26210523019,8sleep60-21swapper/619:01:076
262653992927,1cyclictest0-21swapper/722:30:277
262653992927,1cyclictest0-21swapper/722:30:277
262651992927,2cyclictest580123-21kworker/u16:1+flush-8:022:00:376
262651992927,2cyclictest580123-21kworker/u16:1+events_unbound23:05:236
262648992927,2cyclictest608716-21kworker/u16:3+flush-8:022:30:195
262648992927,2cyclictest608716-21kworker/u16:3+flush-8:022:30:195
262648992927,2cyclictest608716-21kworker/u16:3+events_unbound22:20:195
262648992927,2cyclictest253390-21kworker/u16:1+flush-8:019:35:225
262651992826,2cyclictest253390-21kworker/u16:1+flush-8:019:50:356
262648992826,2cyclictest549547-21kworker/u16:0+flush-8:021:55:185
262651992725,2cyclictest745188-21kworker/u16:3+flush-8:023:30:416
262651992725,2cyclictest705504-21kworker/u16:0+events_unbound23:10:186
262651992725,2cyclictest580123-21kworker/u16:1+flush-8:021:49:596
262651992725,2cyclictest253390-21kworker/u16:1+flush-8:019:25:206
262648992725,2cyclictest253390-21kworker/u16:1+flush-8:019:10:255
262648992723,3cyclictest253390-21kworker/u16:1+events_unbound20:10:395
262646992725,2cyclictest253390-21kworker/u16:1+flush-8:019:43:384
262653992625,0cyclictest0-21swapper/723:50:297
262653992624,1cyclictest0-21swapper/723:45:337
262651992624,2cyclictest745188-21kworker/u16:3+flush-8:000:05:196
262651992624,2cyclictest403228-21kworker/u16:4+flush-8:021:05:386
262651992624,2cyclictest253390-21kworker/u16:1+events_unbound19:15:286
262651992624,2cyclictest1719377-21kworker/u16:4+flush-8:019:20:206
262653992524,0cyclictest0-21swapper/722:15:197
262653992523,1cyclictest0-21swapper/723:25:197
262651992523,2cyclictest646974-21kworker/u16:4+flush-8:022:40:256
262651992523,2cyclictest580123-21kworker/u16:1+flush-8:023:00:336
262651992523,2cyclictest510716-21kworker/u16:3+flush-8:021:35:396
262648992522,2cyclictest580123-21kworker/u16:1+events_unbound22:55:275
262646992519,5cyclictest630-21systemd-journal22:55:044
262653992423,0cyclictest0-21swapper/721:05:417
262653992423,0cyclictest0-21swapper/720:10:337
262653992423,0cyclictest0-21swapper/719:40:297
262651992422,2cyclictest705504-21kworker/u16:0+flush-8:023:35:186
262651992422,2cyclictest492317-21kworker/u16:1+flush-8:021:25:256
262651992422,2cyclictest323965-21kworker/u16:2+flush-8:020:05:156
262651992422,2cyclictest323965-21kworker/u16:2+flush-8:019:40:206
262651992422,2cyclictest253390-21kworker/u16:1+events_unbound19:35:186
262651992421,2cyclictest608716-21kworker/u16:3+events_unbound22:10:266
262648992422,2cyclictest705504-21kworker/u16:0+flush-8:023:40:195
262648992422,2cyclictest705504-21kworker/u16:0+flush-8:023:35:245
262648992422,2cyclictest560593-21kworker/u16:2+flush-8:021:50:345
262648992422,2cyclictest413937-21kworker/u16:2+events_unbound20:20:195
262648992422,2cyclictest413308-21kworker/u16:0+events_unbound20:40:355
262648992422,2cyclictest232914-21kworker/u16:0+flush-8:020:05:145
262646992422,2cyclictest492317-21kworker/u16:1+flush-8:021:25:204
262653992321,1cyclictest0-21swapper/722:25:347
262653992320,2cyclictest0-21swapper/719:05:387
262653992314,8cyclictest0-21swapper/723:35:097
262651992321,2cyclictest705504-21kworker/u16:0+events_unbound23:40:326
262651992321,2cyclictest580123-21kworker/u16:1+flush-8:022:35:266
262651992321,2cyclictest580123-21kworker/u16:1+flush-8:022:35:266
26265199230,19cyclictest0-21swapper/623:50:526
262648992321,2cyclictest745188-21kworker/u16:3+events_unbound23:15:175
262648992321,2cyclictest608716-21kworker/u16:3+events_unbound22:10:345
262648992321,2cyclictest560593-21kworker/u16:2+flush-8:021:40:195
262648992321,2cyclictest232914-21kworker/u16:0+flush-8:020:00:175
262646992321,2cyclictest784171-21kworker/u16:2+flush-8:000:20:404
262646992321,2cyclictest510716-21kworker/u16:3+flush-8:021:15:154
262646992319,3cyclictest403228-21kworker/u16:4+events_unbound20:50:054
262648992220,2cyclictest580123-21kworker/u16:1+flush-8:023:25:145
262648992220,2cyclictest232914-21kworker/u16:0+flush-8:019:20:005
262646992220,2cyclictest745188-21kworker/u16:3+flush-8:023:34:594
262646992220,2cyclictest646974-21kworker/u16:4+flush-8:022:40:304
262646992220,2cyclictest580123-21kworker/u16:1+flush-8:022:05:414
262646992220,2cyclictest549547-21kworker/u16:0+flush-8:021:55:264
262646992220,2cyclictest413308-21kworker/u16:0+flush-8:020:30:374
262651992119,2cyclictest646974-21kworker/u16:4+flush-8:022:26:526
262651992119,2cyclictest580123-21kworker/u16:1+flush-8:022:55:416
262651992119,2cyclictest413308-21kworker/u16:0+flush-8:020:50:376
262651992119,2cyclictest413308-21kworker/u16:0+events_unbound20:20:216
262651992119,2cyclictest392892-21kworker/u16:3+events_unbound20:14:456
262648992119,2cyclictest608716-21kworker/u16:3+flush-8:022:35:415
262648992119,2cyclictest608716-21kworker/u16:3+flush-8:022:35:415
262648992119,2cyclictest510716-21kworker/u16:3+flush-8:021:35:055
262648992119,2cyclictest492317-21kworker/u16:1+flush-8:021:10:375
262648992119,2cyclictest232914-21kworker/u16:0+flush-8:019:45:315
262648992119,2cyclictest232914-21kworker/u16:0+events_unbound19:25:245
262648992117,3cyclictest745554-21cat23:10:045
262648992116,4cyclictest911466-21latency_hist00:35:045
262646992119,2cyclictest492317-21kworker/u16:1+flush-8:021:20:374
262646992119,2cyclictest403228-21kworker/u16:4+flush-8:020:20:254
262646992118,2cyclictest646974-21kworker/u16:4+flush-8:022:45:244
262653992019,0cyclictest0-21swapper/720:00:477
262653992019,0cyclictest0-21swapper/719:25:257
262653992018,1cyclictest0-21swapper/722:45:187
26265399200,6cyclictest0-21swapper/720:54:377
262651992018,2cyclictest745188-21kworker/u16:3+flush-8:023:55:226
262651992018,2cyclictest403228-21kworker/u16:4+flush-8:020:15:306
262651992018,2cyclictest403228-21kworker/u16:4+flush-8:020:15:306
262651992018,2cyclictest253390-21kworker/u16:1+events_unbound19:05:246
262648992018,2cyclictest745188-21kworker/u16:3+flush-8:000:15:285
262648992018,2cyclictest608716-21kworker/u16:3+flush-8:022:05:255
262648992018,2cyclictest580123-21kworker/u16:1+flush-8:022:15:255
262648992018,2cyclictest580123-21kworker/u16:1+flush-8:021:45:455
262648992018,2cyclictest413308-21kworker/u16:0+flush-8:020:45:185
262648992018,2cyclictest253390-21kworker/u16:1+flush-8:019:54:595
262646992018,2cyclictest580123-21kworker/u16:1+flush-8:021:50:044
262646992018,2cyclictest580123-21kworker/u16:1+events_unbound23:15:044
262646992018,2cyclictest403228-21kworker/u16:4+flush-8:021:00:314
262646992018,2cyclictest232914-21kworker/u16:0+events_unbound20:00:414
262646992017,2cyclictest232914-21kworker/u16:0+events_unbound19:50:074
262653991918,0cyclictest0-21swapper/723:34:467
262653991918,0cyclictest0-21swapper/723:20:337
262653991918,0cyclictest0-21swapper/722:05:377
26265399190,17cyclictest0-21swapper/721:15:327
262651991917,2cyclictest784171-21kworker/u16:2+events_unbound00:20:386
262651991917,2cyclictest745188-21kworker/u16:3+events_unbound00:25:436
262651991917,2cyclictest705504-21kworker/u16:0+flush-8:022:46:186
262651991917,2cyclictest608716-21kworker/u16:3+flush-8:022:30:336
262651991917,2cyclictest608716-21kworker/u16:3+flush-8:022:30:336
262651991917,2cyclictest608716-21kworker/u16:3+events_unbound22:05:276
262651991917,2cyclictest560593-21kworker/u16:2+events_unbound21:50:156
262651991917,2cyclictest403228-21kworker/u16:4+flush-8:020:49:596
262651991917,2cyclictest253390-21kworker/u16:1+flush-8:019:55:256
262651991917,2cyclictest253390-21kworker/u16:1+flush-8:019:30:306
262648991917,2cyclictest608716-21kworker/u16:3+events_unbound22:45:215
262648991917,2cyclictest580123-21kworker/u16:1+flush-8:023:14:585
262648991917,2cyclictest413308-21kworker/u16:0+events_unbound20:35:415
262648991917,2cyclictest253390-21kworker/u16:1+events_unbound19:30:415
262646991917,2cyclictest580123-21kworker/u16:1+flush-8:022:30:404
262646991917,2cyclictest580123-21kworker/u16:1+flush-8:022:30:404
262646991917,2cyclictest580123-21kworker/u16:1+events_unbound23:15:144
262646991917,2cyclictest413308-21kworker/u16:0+events_unbound20:54:454
262646991917,2cyclictest253390-21kworker/u16:1+events_unbound19:20:354
262646991917,2cyclictest232914-21kworker/u16:0+flush-8:019:50:044
262646991916,2cyclictest784171-21kworker/u16:2+events_unbound23:55:294
262653991817,0cyclictest0-21swapper/722:35:277
262653991817,0cyclictest0-21swapper/722:35:277
262653991817,0cyclictest0-21swapper/721:55:237
262653991816,1cyclictest0-21swapper/723:55:147
262653991816,1cyclictest0-21swapper/721:10:337
262653991816,1cyclictest0-21swapper/719:55:407
26265399180,10cyclictest0-21swapper/722:10:527
262648991816,2cyclictest745188-21kworker/u16:3+events_unbound23:52:455
262648991816,2cyclictest492317-21kworker/u16:1+events_unbound21:00:385
262648991816,2cyclictest253390-21kworker/u16:1+flush-8:020:15:155
262648991816,2cyclictest253390-21kworker/u16:1+flush-8:020:15:155
262648991816,2cyclictest232914-21kworker/u16:0+flush-8:019:55:055
262646991816,2cyclictest510716-21kworker/u16:3+events_unbound21:40:344
262646991816,2cyclictest232914-21kworker/u16:0+events_unbound19:19:444
262646991815,2cyclictest232914-21kworker/u16:0+flush-8:020:10:284
262653991716,0cyclictest0-21swapper/721:20:317
262653991715,1cyclictest0-21swapper/700:00:277
262651991715,2cyclictest857351-21kworker/u16:1+flush-8:000:15:206
262651991715,2cyclictest510716-21kworker/u16:3+flush-8:021:40:386
262651991715,2cyclictest492317-21kworker/u16:1+flush-8:021:17:456
262651991715,2cyclictest392892-21kworker/u16:3+flush-8:020:35:296
262651991715,2cyclictest323965-21kworker/u16:2+events_unbound20:03:156
262651991712,4cyclictest765027-21latency_hist23:20:046
262648991715,2cyclictest857351-21kworker/u16:1+flush-8:000:14:595
262648991715,2cyclictest745188-21kworker/u16:3+flush-8:000:25:495
262648991715,2cyclictest745188-21kworker/u16:3+events_unbound23:57:445
262648991715,2cyclictest608716-21kworker/u16:3+events_unbound22:00:175
262648991715,2cyclictest463795-21kworker/u16:2+flush-8:020:55:225
262648991715,2cyclictest403228-21kworker/u16:4+flush-8:021:25:055
262648991715,2cyclictest232914-21kworker/u16:0+flush-8:019:20:105
262646991715,2cyclictest745188-21kworker/u16:3+flush-8:000:10:304
262646991715,2cyclictest580123-21kworker/u16:1+events_unbound23:05:294
262646991715,2cyclictest580123-21kworker/u16:1+events_unbound22:35:184
262646991715,2cyclictest580123-21kworker/u16:1+events_unbound22:35:184
262646991715,2cyclictest549547-21kworker/u16:0+flush-8:022:15:044
262646991715,2cyclictest549547-21kworker/u16:0+events_unbound21:50:364
262646991715,2cyclictest413308-21kworker/u16:0+flush-8:020:56:054
262646991714,2cyclictest646974-21kworker/u16:4+flush-8:022:30:044
26265399166,9cyclictest0-21swapper/720:20:367
262653991614,1cyclictest0-21swapper/722:00:237
262653991614,1cyclictest0-21swapper/720:30:197
262651991614,2cyclictest842112-21kworker/u16:5+events_unbound00:00:166
262651991614,2cyclictest492317-21kworker/u16:1+flush-8:021:20:346
262648991614,2cyclictest804331-21kworker/u16:1+events_unbound23:46:475
262648991614,2cyclictest745188-21kworker/u16:3+flush-8:023:30:195
262648991614,2cyclictest580123-21kworker/u16:1+events_unbound23:20:345
262648991614,2cyclictest232914-21kworker/u16:0+flush-8:019:05:335
262648991613,2cyclictest413308-21kworker/u16:0+events_unbound20:50:275
262646991614,2cyclictest745188-21kworker/u16:3+flush-8:000:30:054
262646991614,2cyclictest705504-21kworker/u16:0+events_unbound23:01:544
262646991614,2cyclictest580123-21kworker/u16:1+flush-8:022:56:344
262646991614,1cyclictest813714-21latency_hist23:45:044
26265399156,8cyclictest0-21swapper/720:08:367
262653991514,0cyclictest0-21swapper/721:00:057
262653991514,0cyclictest0-21swapper/720:17:547
262653991514,0cyclictest0-21swapper/720:17:547
262653991514,0cyclictest0-21swapper/719:11:187
262653991514,0cyclictest0-21swapper/700:05:227
262653991513,1cyclictest0-21swapper/722:50:257
262653991513,1cyclictest0-21swapper/721:45:277
26265399150,7cyclictest0-21swapper/719:47:087
262651991513,2cyclictest745188-21kworker/u16:3+events_unbound00:10:266
262651991513,2cyclictest608716-21kworker/u16:3+flush-8:022:22:366
262651991513,2cyclictest510716-21kworker/u16:3+events_unbound21:14:456
262651991513,2cyclictest253390-21kworker/u16:1+flush-8:019:45:236
262648991513,2cyclictest853346-21kworker/u16:0+flush-8:000:05:215
262648991513,2cyclictest403228-21kworker/u16:4+flush-8:021:05:365
262646991513,2cyclictest842112-21kworker/u16:5+flush-8:000:00:214
262646991513,2cyclictest705504-21kworker/u16:0+flush-8:023:45:324
262646991513,2cyclictest608716-21kworker/u16:3+flush-8:022:03:074
262646991513,2cyclictest443542-21kworker/u16:1+flush-8:020:39:194
262646991513,2cyclictest413308-21kworker/u16:0+events_unbound21:05:224
262646991513,2cyclictest253390-21kworker/u16:1+flush-8:019:06:014
262646991513,2cyclictest232914-21kworker/u16:0+events_unbound20:08:574
26265399141,6cyclictest0-21swapper/721:03:447
262653991413,0cyclictest0-21swapper/720:25:367
262653991413,0cyclictest0-21swapper/719:50:157
262653991413,0cyclictest0-21swapper/719:37:447
262653991413,0cyclictest0-21swapper/700:33:537
262653991413,0cyclictest0-21swapper/700:10:387
262653991412,1cyclictest0-21swapper/700:25:247
26265399140,7cyclictest0-21swapper/723:07:597
26265399140,7cyclictest0-21swapper/719:16:087
262651991413,1cyclictest0-21swapper/623:23:166
262651991412,2cyclictest804331-21kworker/u16:1+events_unbound23:47:286
262651991412,2cyclictest705504-21kworker/u16:0+flush-8:022:50:156
262651991412,2cyclictest646974-21kworker/u16:4+events_unbound22:16:446
262651991412,2cyclictest549547-21kworker/u16:0+flush-8:021:55:286
262651991412,2cyclictest1719377-21kworker/u16:4+events_unbound19:10:066
262648991412,2cyclictest784171-21kworker/u16:2+flush-8:000:00:375
262648991412,2cyclictest413308-21kworker/u16:0+flush-8:020:25:505
262648991412,2cyclictest403228-21kworker/u16:4+events_unbound21:20:295
262646991412,2cyclictest784171-21kworker/u16:2+flush-8:023:26:064
262646991412,2cyclictest745188-21kworker/u16:3+flush-8:000:05:494
262646991412,2cyclictest580123-21kworker/u16:1+events_unbound23:20:224
262646991412,2cyclictest413308-21kworker/u16:0+flush-8:020:40:334
262646991412,2cyclictest253390-21kworker/u16:1+flush-8:019:10:454
262646991412,2cyclictest253390-21kworker/u16:1+events_unbound20:15:474
262646991412,2cyclictest253390-21kworker/u16:1+events_unbound20:15:474
262646991412,2cyclictest232914-21kworker/u16:0+events_unbound19:34:494
262646991411,3cyclictest804331-21kworker/u16:1+flush-8:023:50:194
262646991411,2cyclictest608716-21kworker/u16:3+events_unbound22:10:284
26265399134,7cyclictest0-21swapper/719:31:447
262653991311,1cyclictest0-21swapper/721:50:267
26265399130,6cyclictest0-21swapper/722:44:297
26265399130,6cyclictest0-21swapper/720:37:137
26265399130,5cyclictest0-21swapper/722:24:077
262648991311,2cyclictest403228-21kworker/u16:4+events_unbound20:32:145
26264699139,3cyclictest561386-21cat21:35:234
26264699139,3cyclictest306629-21cat19:25:194
262646991311,2cyclictest857351-21kworker/u16:1+flush-8:000:15:234
262646991311,2cyclictest745188-21kworker/u16:3+events_unbound00:26:554
262646991311,2cyclictest705504-21kworker/u16:0+events_unbound23:35:104
262646991311,2cyclictest608716-21kworker/u16:3+flush-8:022:20:194
262646991311,2cyclictest392892-21kworker/u16:3+events_unbound20:27:584
262646991311,2cyclictest253390-21kworker/u16:1+flush-8:019:59:594
262653991211,0cyclictest0-21swapper/723:00:367
262653991211,0cyclictest0-21swapper/700:24:387
262651991211,1cyclictest0-21swapper/621:01:566
262651991210,2cyclictest413308-21kworker/u16:0+events_unbound20:41:066
262646991210,2cyclictest549547-21kworker/u16:0+events_unbound21:31:104
262646991210,2cyclictest253390-21kworker/u16:1+flush-8:019:36:134
26265399119,1cyclictest0-21swapper/719:23:147
262653991111,0cyclictest0-21swapper/723:45:027
262653991110,0cyclictest0-21swapper/723:19:087
262653991110,0cyclictest0-21swapper/722:55:127
262653991110,0cyclictest0-21swapper/721:41:217
262653991110,0cyclictest0-21swapper/721:33:177
26265199119,2cyclictest745188-21kworker/u16:3+events_unbound23:28:136
26264699119,2cyclictest510716-21kworker/u16:3+flush-8:021:10:354
26265399109,0cyclictest0-21swapper/721:25:217
2626539998,0cyclictest0-21swapper/720:40:217
2626539998,0cyclictest0-21swapper/700:16:017
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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