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2026-04-15 - 12:52

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #c, slot #3

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 all highest latencies:
System rackcslot3s.osadl.org (updated Wed Apr 15, 2026 00:43:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
289802348325,5sleep20-21swapper/219:07:412
291452321308,10sleep10-21swapper/119:09:481
290832316309,4sleep30-21swapper/319:09:023
291342315308,5sleep00-21swapper/019:09:390
29428993140,313cyclictest29914-21kworker/u16:0+efi_rts_wq20:49:233
29426993140,313cyclictest26039-21kworker/u16:2+efi_rts_wq00:30:131
29427993100,309cyclictest25387-21kworker/u16:0+efi_rts_wq23:29:512
29425993080,306cyclictest7653-21kworker/u16:1+efi_rts_wq22:45:140
29427993070,306cyclictest29914-21kworker/u16:0+efi_rts_wq21:39:332
29426993070,306cyclictest5691-21kworker/u16:1+efi_rts_wq00:10:141
29425993070,306cyclictest29914-21kworker/u16:0+efi_rts_wq21:00:120
29427993050,304cyclictest27704-21kworker/u16:3+efi_rts_wq21:50:132
29425993040,303cyclictest7653-21kworker/u16:1+efi_rts_wq22:30:140
29425993040,303cyclictest7653-21kworker/u16:1+efi_rts_wq22:30:140
29426993030,302cyclictest17781-21kworker/u16:4+efi_rts_wq19:24:061
29426993030,301cyclictest27704-21kworker/u16:3+efi_rts_wq23:24:511
29426993020,301cyclictest29280-21kworker/u16:1+efi_rts_wq19:40:141
29425993010,300cyclictest17781-21kworker/u16:4+efi_rts_wq20:20:130
29427993000,297cyclictest29914-21kworker/u16:0+efi_rts_wq21:25:132
29425993000,299cyclictest7653-21kworker/u16:1+efi_rts_wq22:50:130
29427992980,297cyclictest5691-21kworker/u16:1+efi_rts_wq00:10:142
29427992980,297cyclictest18423-21kworker/u16:2+efi_rts_wq19:55:132
29425992980,297cyclictest18423-21kworker/u16:2+efi_rts_wq19:55:120
29428992970,296cyclictest27704-21kworker/u16:3+efi_rts_wq23:15:153
29428992970,296cyclictest25387-21kworker/u16:0+efi_rts_wq23:30:123
29428992970,296cyclictest18423-21kworker/u16:2+efi_rts_wq20:10:123
29425992970,296cyclictest29914-21kworker/u16:0+efi_rts_wq21:45:130
29426992960,295cyclictest29914-21kworker/u16:0+efi_rts_wq21:34:321
29426992960,295cyclictest18423-21kworker/u16:2+efi_rts_wq21:19:291
29425992960,295cyclictest5691-21kworker/u16:1+efi_rts_wq00:05:140
29428992950,294cyclictest5691-21kworker/u16:1+efi_rts_wq23:55:143
29426992950,294cyclictest29280-21kworker/u16:1+efi_rts_wq19:29:071
29426992950,294cyclictest27704-21kworker/u16:3+efi_rts_wq21:55:131
29426992950,294cyclictest26039-21kworker/u16:2+efi_rts_wq23:49:561
29425992950,294cyclictest7653-21kworker/u16:1+efi_rts_wq22:10:100
29426992940,293cyclictest29914-21kworker/u16:0+efi_rts_wq20:30:111
29426992940,291cyclictest26039-21kworker/u16:2+efi_rts_wq00:25:131
29425992930,292cyclictest7653-21kworker/u16:1+efi_rts_wq22:40:130
29428992920,291cyclictest17781-21kworker/u16:4+efi_rts_wq19:20:133
29426992920,291cyclictest25387-21kworker/u16:0+efi_rts_wq23:34:531
29425992920,291cyclictest29914-21kworker/u16:0+efi_rts_wq20:45:140
29428992910,290cyclictest26039-21kworker/u16:2+efi_rts_wq00:25:033
29428992910,290cyclictest25387-21kworker/u16:0+efi_rts_wq23:35:123
29427992910,290cyclictest18423-21kworker/u16:2+efi_rts_wq20:09:142
29426992910,290cyclictest18423-21kworker/u16:2+efi_rts_wq20:40:141
29425992910,290cyclictest29280-21kworker/u16:1+efi_rts_wq19:25:130
29428992900,289cyclictest29914-21kworker/u16:0+efi_rts_wq20:35:133
29426992900,289cyclictest27704-21kworker/u16:3+efi_rts_wq23:05:121
29428992890,288cyclictest27704-21kworker/u16:3+efi_rts_wq22:15:143
29425992890,288cyclictest27704-21kworker/u16:3+efi_rts_wq22:20:130
29425992890,288cyclictest18423-21kworker/u16:2+efi_rts_wq21:14:280
29426992880,287cyclictest7653-21kworker/u16:1+efi_rts_wq22:05:121
29428992860,285cyclictest29914-21kworker/u16:0+efi_rts_wq20:30:113
29428992860,285cyclictest2722-21kworker/u16:3+efi_rts_wq23:50:103
29428992850,284cyclictest25387-21kworker/u16:0+efi_rts_wq23:44:553
29428992840,283cyclictest18423-21kworker/u16:2+efi_rts_wq21:20:133
29426992840,283cyclictest27704-21kworker/u16:3+efi_rts_wq22:24:391
29427992830,282cyclictest5691-21kworker/u16:1+efi_rts_wq00:35:112
29425992820,281cyclictest26039-21kworker/u16:2+efi_rts_wq23:59:590
29428992810,280cyclictest17781-21kworker/u16:4+efi_rts_wq19:40:133
29428992800,279cyclictest5691-21kworker/u16:1+efi_rts_wq00:15:003
29425992790,278cyclictest5691-21kworker/u16:1+efi_rts_wq00:35:110
29426992780,277cyclictest29280-21kworker/u16:1+efi_rts_wq19:35:141
29426992780,277cyclictest27704-21kworker/u16:3+efi_rts_wq22:00:121
29425992780,277cyclictest29914-21kworker/u16:0+efi_rts_wq20:25:140
29426992770,276cyclictest18423-21kworker/u16:2+efi_rts_wq21:35:131
29425992760,274cyclictest18423-21kworker/u16:2+efi_rts_wq20:15:140
29428992750,274cyclictest26039-21kworker/u16:2+efi_rts_wq00:30:053
29428992740,273cyclictest18423-21kworker/u16:2+efi_rts_wq20:05:133
29425992740,273cyclictest27704-21kworker/u16:3+efi_rts_wq22:04:370
29425992730,272cyclictest18423-21kworker/u16:2+efi_rts_wq20:55:130
29425992730,272cyclictest18423-21kworker/u16:2+efi_rts_wq20:34:210
29428992720,271cyclictest27704-21kworker/u16:3+efi_rts_wq22:35:123
29425992720,271cyclictest26039-21kworker/u16:2+efi_rts_wq22:55:130
29425992720,271cyclictest17781-21kworker/u16:4+efi_rts_wq19:10:120
29428992710,270cyclictest18423-21kworker/u16:2+efi_rts_wq21:30:153
29426992710,270cyclictest17781-21kworker/u16:4+efi_rts_wq19:50:121
29425992710,270cyclictest18423-21kworker/u16:2+efi_rts_wq20:39:220
29426992680,267cyclictest29914-21kworker/u16:0+efi_rts_wq21:29:311
29428992670,266cyclictest7653-21kworker/u16:1+efi_rts_wq22:25:123
29425992670,266cyclictest26039-21kworker/u16:2+efi_rts_wq23:04:470
29425992670,266cyclictest26039-21kworker/u16:2+efi_rts_wq00:20:130
29428992650,264cyclictest29280-21kworker/u16:1+efi_rts_wq19:15:013
29427992650,264cyclictest18423-21kworker/u16:2+efi_rts_wq21:05:142
29427992640,263cyclictest17781-21kworker/u16:4+efi_rts_wq19:50:122
29425992610,260cyclictest29914-21kworker/u16:0+efi_rts_wq21:25:130
29426992600,259cyclictest27704-21kworker/u16:3+efi_rts_wq22:59:471
29428992570,256cyclictest7653-21kworker/u16:1+efi_rts_wq22:09:383
29428992550,254cyclictest26039-21kworker/u16:2+efi_rts_wq00:20:133
29427992550,254cyclictest7653-21kworker/u16:1+efi_rts_wq22:14:392
29425992520,250cyclictest7653-21kworker/u16:1+efi_rts_wq23:10:130
29427992510,250cyclictest26039-21kworker/u16:2+efi_rts_wq23:54:572
29426992510,250cyclictest7653-21kworker/u16:1+efi_rts_wq22:45:131
29426992510,250cyclictest18423-21kworker/u16:2+efi_rts_wq20:10:121
29428992500,249cyclictest18423-21kworker/u16:2+efi_rts_wq20:50:133
29428992490,248cyclictest27704-21kworker/u16:3+efi_rts_wq21:50:133
29427992490,248cyclictest25387-21kworker/u16:0+efi_rts_wq23:39:532
29426992490,248cyclictest29914-21kworker/u16:0+efi_rts_wq21:49:351
29427992480,247cyclictest7653-21kworker/u16:1+efi_rts_wq22:55:132
29427992480,247cyclictest17781-21kworker/u16:4+efi_rts_wq19:30:132
29427992450,244cyclictest17781-21kworker/u16:4+efi_rts_wq19:45:132
29426992440,243cyclictest17781-21kworker/u16:4+efi_rts_wq19:49:111
29425992400,239cyclictest29280-21kworker/u16:1+efi_rts_wq19:39:090
29427992390,236cyclictest29914-21kworker/u16:0+efi_rts_wq21:45:132
29425992370,236cyclictest18423-21kworker/u16:2+efi_rts_wq20:14:160
29427992350,234cyclictest7653-21kworker/u16:1+efi_rts_wq22:30:142
29427992350,234cyclictest7653-21kworker/u16:1+efi_rts_wq22:30:142
29428992320,231cyclictest18423-21kworker/u16:2+efi_rts_wq20:55:133
29426992320,231cyclictest27704-21kworker/u16:3+efi_rts_wq22:19:401
29426992310,230cyclictest29280-21kworker/u16:1+efi_rts_wq19:15:131
29428992270,226cyclictest7653-21kworker/u16:1+efi_rts_wq23:10:133
29428992250,224cyclictest18423-21kworker/u16:2+efi_rts_wq20:40:143
29428992220,221cyclictest7653-21kworker/u16:1+efi_rts_wq22:10:103
29425992200,219cyclictest17781-21kworker/u16:4+efi_rts_wq20:00:130
29428992180,217cyclictest7653-21kworker/u16:1+efi_rts_wq23:00:133
29428992180,217cyclictest26039-21kworker/u16:2+efi_rts_wq23:25:123
29427992180,217cyclictest26039-21kworker/u16:2+efi_rts_wq00:15:122
29425992180,217cyclictest25387-21kworker/u16:0+efi_rts_wq23:45:130
29428992170,216cyclictest26039-21kworker/u16:2+efi_rts_wq00:05:003
29427992150,214cyclictest29914-21kworker/u16:0+efi_rts_wq20:45:152
29425992060,205cyclictest5691-21kworker/u16:1+efi_rts_wq00:00:130
29427992050,204cyclictest5691-21kworker/u16:1+efi_rts_wq00:00:132
29427992050,203cyclictest27704-21kworker/u16:3+efi_rts_wq21:40:122
29428992040,203cyclictest29914-21kworker/u16:0+efi_rts_wq21:09:273
29426992040,203cyclictest5691-21kworker/u16:1+efi_rts_wq00:05:141
29426992010,200cyclictest27704-21kworker/u16:3+efi_rts_wq22:35:131
29426992010,200cyclictest18423-21kworker/u16:2+efi_rts_wq20:15:141
29428991990,197cyclictest29914-21kworker/u16:0+efi_rts_wq20:25:133
29426991990,198cyclictest29914-21kworker/u16:0+efi_rts_wq20:54:241
29426991990,198cyclictest17781-21kworker/u16:4+efi_rts_wq20:04:141
29425991970,196cyclictest29280-21kworker/u16:1+efi_rts_wq19:19:050
29426991960,195cyclictest17781-21kworker/u16:4+efi_rts_wq19:30:131
29427991950,194cyclictest29914-21kworker/u16:0+efi_rts_wq21:00:132
29427991930,192cyclictest27704-21kworker/u16:3+efi_rts_wq23:14:492
29426991920,191cyclictest29914-21kworker/u16:0+efi_rts_wq20:29:201
29426991900,189cyclictest25387-21kworker/u16:0+efi_rts_wq23:35:121
29425991890,188cyclictest17781-21kworker/u16:4+efi_rts_wq19:45:140
29427991850,184cyclictest27704-21kworker/u16:3+efi_rts_wq22:00:132
29425991840,183cyclictest7653-21kworker/u16:1+efi_rts_wq21:59:360
29425991840,183cyclictest27704-21kworker/u16:3+efi_rts_wq22:29:410
29425991810,180cyclictest29280-21kworker/u16:1+efi_rts_wq19:40:140
29425991800,179cyclictest17781-21kworker/u16:4+efi_rts_wq19:20:130
29426991780,177cyclictest29280-21kworker/u16:1+efi_rts_wq19:14:051
29426991760,175cyclictest2722-21kworker/u16:3+efi_rts_wq23:50:101
29425991730,171cyclictest18423-21kworker/u16:2+efi_rts_wq20:50:130
29426991530,152cyclictest18423-21kworker/u16:2+efi_rts_wq21:05:141
29428991510,150cyclictest18423-21kworker/u16:2+efi_rts_wq20:19:173
29427991500,149cyclictest27704-21kworker/u16:3+efi_rts_wq23:05:132
29425991420,141cyclictest18423-21kworker/u16:2+efi_rts_wq21:24:300
29427991400,139cyclictest7653-21kworker/u16:1+efi_rts_wq22:50:132
29427991380,137cyclictest29280-21kworker/u16:1+efi_rts_wq19:15:142
29428991350,134cyclictest27704-21kworker/u16:3+efi_rts_wq21:40:123
29427991330,132cyclictest27704-21kworker/u16:3+efi_rts_wq23:19:502
29426991320,131cyclictest18423-21kworker/u16:2+efi_rts_wq20:24:181
29425991310,128cyclictest29280-21kworker/u16:1+efi_rts_wq19:54:120
29425991290,128cyclictest26039-21kworker/u16:2+efi_rts_wq23:40:120
29425991270,126cyclictest27704-21kworker/u16:3+efi_rts_wq21:44:330
29427991240,123cyclictest7653-21kworker/u16:1+efi_rts_wq23:00:132
2842121160,0sleep10-21swapper/122:34:281
2842121160,0sleep10-21swapper/122:34:271
29425993330,2cyclictest818-21snmpd21:17:260
29428993229,3cyclictest818-21snmpd22:46:443
29427993229,2cyclictest818-21snmpd20:20:372
29428993130,1cyclictest818-21snmpd22:24:373
29428993129,2cyclictest818-21snmpd23:09:413
29428993129,2cyclictest818-21snmpd21:38:003
29428993129,2cyclictest818-21snmpd20:04:393
29428993129,2cyclictest818-21snmpd19:51:543
29427993130,1cyclictest818-21snmpd00:33:112
29427993130,1cyclictest1968-21cat23:45:152
29427993129,2cyclictest818-21snmpd20:04:182
29426993129,2cyclictest818-21snmpd23:12:571
29426993129,2cyclictest818-21snmpd22:29:071
29426993129,2cyclictest818-21snmpd21:54:391
29426993129,2cyclictest818-21snmpd21:41:391
29426993129,2cyclictest818-21snmpd00:03:521
29425993129,2cyclictest818-21snmpd23:17:000
29425993129,2cyclictest818-21snmpd21:31:230
29428993030,0cyclictest6938-21kworker/3:0+events22:00:123
29428993029,1cyclictest818-21snmpd19:58:093
29428993029,1cyclictest818-21snmpd19:12:083
29428993029,1cyclictest818-21snmpd00:36:113
29428993028,2cyclictest818-21snmpd19:47:123
29427993029,1cyclictest818-21snmpd22:17:582
29427993029,1cyclictest818-21snmpd21:23:322
29427993029,1cyclictest818-21snmpd21:10:232
29427993029,1cyclictest818-21snmpd20:19:552
29427993029,1cyclictest818-21snmpd00:27:442
29427993028,2cyclictest818-21snmpd23:44:362
29427993028,2cyclictest7247-21cat23:55:162
29426993029,1cyclictest818-21snmpd23:43:241
29426993029,1cyclictest818-21snmpd00:22:581
29426993029,1cyclictest10701-21cat23:00:151
29426993028,2cyclictest818-21snmpd23:27:271
29426993028,2cyclictest818-21snmpd20:48:341
29426993028,2cyclictest818-21snmpd00:39:141
29425993029,1cyclictest818-21snmpd19:30:290
29425993028,2cyclictest818-21snmpd23:31:240
29425993028,2cyclictest818-21snmpd23:27:300
29428992929,0cyclictest75550irq/131-enp1s022:31:413
29428992929,0cyclictest75550irq/131-enp1s022:31:413
29428992929,0cyclictest6938-21kworker/3:0+events21:25:123
29428992929,0cyclictest1098-21kworker/3:3+events23:20:203
29428992928,1cyclictest818-21snmpd21:04:563
29428992927,2cyclictest818-21snmpd21:55:243
29428992927,2cyclictest818-21snmpd21:15:113
29427992928,1cyclictest818-21snmpd23:33:512
29427992928,1cyclictest818-21snmpd23:23:392
29427992928,1cyclictest818-21snmpd22:49:292
29427992928,1cyclictest818-21snmpd20:43:132
29427992928,1cyclictest818-21snmpd20:29:132
29427992927,2cyclictest818-21snmpd19:37:112
29427992926,2cyclictest818-21snmpd00:07:072
29426992928,1cyclictest818-21snmpd22:50:021
29426992928,1cyclictest818-21snmpd22:41:411
29426992927,2cyclictest818-21snmpd20:39:071
29425992928,1cyclictest818-21snmpd21:39:030
29425992928,1cyclictest818-21snmpd20:41:040
29428992828,0cyclictest6938-21kworker/3:0+events21:14:163
29428992828,0cyclictest30599-21kworker/3:1+events23:47:473
29428992828,0cyclictest1098-21kworker/3:3+events22:56:403
29428992826,2cyclictest818-21snmpd00:05:223
29428992826,1cyclictest818-21snmpd21:46:363
29426992827,1cyclictest818-21snmpd21:23:351
29426992827,1cyclictest818-21snmpd20:58:381
29425992828,0cyclictest818-21snmpd23:22:390
29425992827,1cyclictest818-21snmpd23:35:570
29425992827,1cyclictest818-21snmpd22:18:460
29425992827,1cyclictest818-21snmpd00:26:160
29428992726,1cyclictest818-21snmpd19:29:053
29428992725,2cyclictest818-21snmpd19:34:413
29427992726,1cyclictest818-21snmpd21:15:052
29427992725,2cyclictest818-21snmpd20:13:332
29426992725,2cyclictest818-21snmpd23:56:131
29425992726,1cyclictest818-21snmpd23:51:240
29428992626,0cyclictest30855-21kworker/3:2+events22:40:483
29427992626,0cyclictest75650irq/132-enp1s022:37:142
29427992625,1cyclictest818-21snmpd22:07:372
29427992625,1cyclictest818-21snmpd20:54:172
29427992625,1cyclictest818-21snmpd20:38:162
29427992625,1cyclictest818-21snmpd20:32:282
29427992625,1cyclictest818-21snmpd19:41:302
29426992625,1cyclictest818-21snmpd20:06:001
29426992625,1cyclictest818-21snmpd00:16:131
29425992625,1cyclictest818-21snmpd22:39:380
29428992525,0cyclictest1098-21kworker/3:3+events22:54:503
29428992524,1cyclictest22925-21kworker/3:2+events00:10:293
29427992524,1cyclictest818-21snmpd19:13:052
29425992525,0cyclictest75850irq/134-enp1s023:05:320
29425992524,1cyclictest818-21snmpd21:50:150
29425992522,2cyclictest818-21snmpd21:09:410
29427992423,1cyclictest818-21snmpd20:59:292
29426992424,0cyclictest75550irq/131-enp1s023:19:511
29426992422,2cyclictest818-21snmpd22:10:571
29428992322,1cyclictest818-21snmpd20:20:133
29427992220,2cyclictest818-21snmpd22:24:162
29427992120,1cyclictest818-21snmpd19:20:202
29426992121,0cyclictest818-21snmpd19:56:421
29426992120,1cyclictest818-21snmpd21:11:441
29428991918,1cyclictest27098-21kworker/3:1+events19:36:183
29427991919,0cyclictest75650irq/132-enp1s022:43:242
29427991917,2cyclictest818-21snmpd22:25:192
29425991918,1cyclictest818-21snmpd20:06:240
29427991817,1cyclictest818-21snmpd00:24:312
29427991715,2cyclictest818-21snmpd21:32:302
294269999,0cyclictest31809-21kworker/1:5+events_freezable_pwr_efficient21:01:231
294279965,1cyclictest11735-21taskset21:56:272
294259965,1cyclictest15065-21fschecks_count22:05:130
294259964,1cyclictest18191-21sort00:20:000
294259955,0cyclictest0-21swapper/000:10:200
294259954,1cyclictest23486-21tr00:30:120
294279943,1cyclictest5650-21cut19:25:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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