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2026-09-16 - 06:55

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 the highest latencies:
System rackcslot3s.osadl.org (updated Wed Sep 16, 2026 00:43:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
47492318303,5sleep30-21swapper/319:06:593
48092317303,5sleep00-21swapper/019:07:440
48652315308,5sleep10-21swapper/119:08:291
46592314308,4sleep20-21swapper/219:05:502
5250993010,300cyclictest6136-21kworker/u16:0+efi_rts_wq23:10:130
5250993010,300cyclictest15924-21kworker/u16:2+efi_rts_wq23:55:130
5253992970,296cyclictest31092-21kworker/u16:1+efi_rts_wq21:45:133
5251992970,296cyclictest31092-21kworker/u16:1+efi_rts_wq22:25:111
5250992970,296cyclictest19095-21kworker/u16:0+efi_rts_wq21:25:140
5253992960,295cyclictest31092-21kworker/u16:1+efi_rts_wq20:50:123
5253992960,294cyclictest31609-21kworker/u16:3+efi_rts_wq23:20:113
5252992960,295cyclictest31092-21kworker/u16:1+efi_rts_wq19:59:062
5252992960,293cyclictest31092-21kworker/u16:1+efi_rts_wq21:50:122
5250992960,294cyclictest31609-21kworker/u16:3+efi_rts_wq23:00:110
5253992950,294cyclictest19095-21kworker/u16:0+efi_rts_wq22:40:123
5251992951,291cyclictest15924-21kworker/u16:2+efi_rts_wq00:35:121
5251992950,294cyclictest31609-21kworker/u16:3+efi_rts_wq22:50:121
5250992940,293cyclictest31092-21kworker/u16:1+efi_rts_wq22:30:130
5251992930,292cyclictest31092-21kworker/u16:1+efi_rts_wq19:35:121
5253992910,290cyclictest31092-21kworker/u16:1+efi_rts_wq19:15:153
5250992900,289cyclictest31092-21kworker/u16:1+efi_rts_wq20:45:130
5250992890,288cyclictest31092-21kworker/u16:1+efi_rts_wq21:00:170
5250992890,288cyclictest31092-21kworker/u16:1+efi_rts_wq19:35:110
5250992880,287cyclictest31092-21kworker/u16:1+efi_rts_wq20:00:140
5250992880,287cyclictest19095-21kworker/u16:0+efi_rts_wq22:20:110
5250992870,286cyclictest19095-21kworker/u16:0+efi_rts_wq22:15:120
5250992870,286cyclictest19095-21kworker/u16:0+efi_rts_wq19:45:120
5250992870,286cyclictest18376-21kworker/u16:1+efi_rts_wq00:00:140
5250992860,285cyclictest31092-21kworker/u16:1+efi_rts_wq19:20:130
5250992860,283cyclictest19095-21kworker/u16:0+efi_rts_wq20:25:140
5253992850,284cyclictest6136-21kworker/u16:0+efi_rts_wq23:04:393
5253992850,284cyclictest31092-21kworker/u16:1+efi_rts_wq20:00:133
5251992850,284cyclictest19095-21kworker/u16:0+efi_rts_wq20:20:151
5250992850,284cyclictest19095-21kworker/u16:0+efi_rts_wq21:34:210
5250992850,284cyclictest19095-21kworker/u16:0+efi_rts_wq21:34:200
5251992800,279cyclictest19095-21kworker/u16:0+efi_rts_wq21:05:121
5253992770,276cyclictest31092-21kworker/u16:1+efi_rts_wq19:39:023
5253992760,275cyclictest31092-21kworker/u16:1+efi_rts_wq20:49:153
5253992760,275cyclictest19095-21kworker/u16:0+efi_rts_wq21:29:193
5250992760,275cyclictest31092-21kworker/u16:1+efi_rts_wq20:15:120
5253992750,274cyclictest19095-21kworker/u16:0+efi_rts_wq22:45:143
5253992750,274cyclictest19095-21kworker/u16:0+efi_rts_wq20:20:143
5251992750,274cyclictest18376-21kworker/u16:1+efi_rts_wq23:45:121
5253992720,271cyclictest31092-21kworker/u16:1+efi_rts_wq19:55:153
5253992710,270cyclictest15924-21kworker/u16:2+efi_rts_wq23:50:123
5251992710,270cyclictest31092-21kworker/u16:1+efi_rts_wq20:45:131
5253992700,269cyclictest31092-21kworker/u16:1+efi_rts_wq21:35:163
5251992690,268cyclictest18376-21kworker/u16:1+efi_rts_wq00:34:571
5252992680,267cyclictest19095-21kworker/u16:0+efi_rts_wq21:15:132
5252992680,267cyclictest15924-21kworker/u16:2+efi_rts_wq00:10:122
5251992680,267cyclictest6136-21kworker/u16:0+efi_rts_wq23:15:131
5250992680,267cyclictest31092-21kworker/u16:1+efi_rts_wq19:50:140
5250992680,267cyclictest15924-21kworker/u16:2+efi_rts_wq00:29:560
5252992670,266cyclictest19095-21kworker/u16:0+efi_rts_wq20:30:142
5250992660,265cyclictest31092-21kworker/u16:1+efi_rts_wq21:19:180
5253992650,264cyclictest19095-21kworker/u16:0+efi_rts_wq22:15:133
5250992640,263cyclictest18376-21kworker/u16:1+efi_rts_wq23:30:130
5252992630,262cyclictest19095-21kworker/u16:0+efi_rts_wq21:09:172
5253992620,261cyclictest19095-21kworker/u16:0+efi_rts_wq20:19:103
5253992620,261cyclictest18376-21kworker/u16:1+efi_rts_wq23:25:143
5250992610,259cyclictest19095-21kworker/u16:0+efi_rts_wq22:45:130
5251992600,259cyclictest31092-21kworker/u16:1+efi_rts_wq19:54:051
5250992600,259cyclictest19095-21kworker/u16:0+efi_rts_wq21:14:190
5250992590,258cyclictest31092-21kworker/u16:1+efi_rts_wq20:24:120
5253992580,257cyclictest31092-21kworker/u16:1+efi_rts_wq22:35:123
5252992580,256cyclictest19095-21kworker/u16:0+efi_rts_wq22:39:352
5253992571,254cyclictest31609-21kworker/u16:3+efi_rts_wq23:19:433
5252992570,256cyclictest18376-21kworker/u16:1+efi_rts_wq23:54:492
5253992550,254cyclictest19095-21kworker/u16:0+efi_rts_wq20:39:143
5253992520,251cyclictest31609-21kworker/u16:3+efi_rts_wq22:55:173
5251992520,251cyclictest19095-21kworker/u16:0+efi_rts_wq21:30:141
5251992520,251cyclictest19095-21kworker/u16:0+efi_rts_wq21:30:131
5251992510,250cyclictest19095-21kworker/u16:0+efi_rts_wq21:54:241
5251992500,249cyclictest31092-21kworker/u16:1+efi_rts_wq20:40:141
5253992480,247cyclictest15924-21kworker/u16:2+efi_rts_wq00:15:123
5251992480,247cyclictest15924-21kworker/u16:2+efi_rts_wq00:25:121
5253992440,243cyclictest19095-21kworker/u16:0+efi_rts_wq21:40:133
5251992430,242cyclictest15924-21kworker/u16:2+efi_rts_wq00:19:531
5251992420,241cyclictest15924-21kworker/u16:2+efi_rts_wq23:39:451
5253992410,240cyclictest15924-21kworker/u16:2+efi_rts_wq00:20:133
5252992410,240cyclictest31609-21kworker/u16:3+efi_rts_wq23:20:122
5251992400,239cyclictest19095-21kworker/u16:0+efi_rts_wq22:40:131
5252992390,238cyclictest15924-21kworker/u16:2+efi_rts_wq00:15:122
5252992380,237cyclictest19095-21kworker/u16:0+efi_rts_wq19:44:022
5251992380,237cyclictest31092-21kworker/u16:1+efi_rts_wq20:59:161
5250992370,236cyclictest19095-21kworker/u16:0+efi_rts_wq22:29:320
5253992360,235cyclictest31092-21kworker/u16:1+efi_rts_wq22:10:133
5251992360,235cyclictest31092-21kworker/u16:1+efi_rts_wq21:10:131
5251992350,234cyclictest31092-21kworker/u16:1+efi_rts_wq21:04:171
5251992350,234cyclictest19095-21kworker/u16:0+efi_rts_wq21:24:191
5250992350,234cyclictest31092-21kworker/u16:1+efi_rts_wq20:50:130
5252992330,232cyclictest31092-21kworker/u16:1+efi_rts_wq19:50:132
5251992330,232cyclictest18376-21kworker/u16:1+efi_rts_wq23:34:461
5253992320,231cyclictest31092-21kworker/u16:1+efi_rts_wq21:50:123
5250992300,229cyclictest31092-21kworker/u16:1+efi_rts_wq21:49:230
5251992260,225cyclictest19095-21kworker/u16:0+efi_rts_wq22:20:111
5250992260,225cyclictest31092-21kworker/u16:1+efi_rts_wq19:30:140
5253992250,224cyclictest31092-21kworker/u16:1+efi_rts_wq20:10:143
5251992240,223cyclictest31092-21kworker/u16:1+efi_rts_wq19:30:121
5253992220,221cyclictest31092-21kworker/u16:1+efi_rts_wq19:29:003
5252992220,221cyclictest15924-21kworker/u16:2+efi_rts_wq23:35:132
5253992180,217cyclictest31092-21kworker/u16:1+efi_rts_wq20:05:143
5253992180,217cyclictest19095-21kworker/u16:0+efi_rts_wq20:55:133
5252992180,217cyclictest31609-21kworker/u16:3+efi_rts_wq22:55:172
5252992170,216cyclictest31092-21kworker/u16:1+efi_rts_wq22:05:132
5252992170,216cyclictest31092-21kworker/u16:1+efi_rts_wq19:25:142
5251992150,213cyclictest18376-21kworker/u16:1+efi_rts_wq23:25:131
5253992140,213cyclictest18376-21kworker/u16:1+efi_rts_wq23:59:493
5250992140,213cyclictest31092-21kworker/u16:1+efi_rts_wq22:00:150
5253992130,212cyclictest31092-21kworker/u16:1+efi_rts_wq21:55:123
5250992110,210cyclictest31092-21kworker/u16:1+efi_rts_wq21:59:260
5253992100,209cyclictest15924-21kworker/u16:2+efi_rts_wq23:40:113
5251992090,208cyclictest31092-21kworker/u16:1+efi_rts_wq19:10:131
5250992070,206cyclictest31092-21kworker/u16:1+efi_rts_wq21:20:140
5250992040,203cyclictest19095-21kworker/u16:0+efi_rts_wq19:15:010
5252991990,198cyclictest31609-21kworker/u16:3+efi_rts_wq23:05:142
5250991990,198cyclictest15924-21kworker/u16:2+efi_rts_wq23:35:130
5252991970,196cyclictest31092-21kworker/u16:1+efi_rts_wq20:10:142
5251991970,196cyclictest19095-21kworker/u16:0+efi_rts_wq20:14:091
5253991960,195cyclictest15924-21kworker/u16:2+efi_rts_wq00:30:163
5250991920,191cyclictest31092-21kworker/u16:1+efi_rts_wq22:14:300
5250991910,190cyclictest15924-21kworker/u16:2+efi_rts_wq00:05:120
5253991880,187cyclictest31092-21kworker/u16:1+efi_rts_wq19:40:133
5251991870,186cyclictest31092-21kworker/u16:1+efi_rts_wq22:19:301
5253991860,185cyclictest19095-21kworker/u16:0+efi_rts_wq20:25:153
5252991840,183cyclictest31092-21kworker/u16:1+efi_rts_wq22:30:132
5251991840,183cyclictest31092-21kworker/u16:1+efi_rts_wq21:45:131
5251991810,180cyclictest15924-21kworker/u16:2+efi_rts_wq00:24:561
5250991810,180cyclictest31092-21kworker/u16:1+efi_rts_wq22:09:280
5250991780,177cyclictest31092-21kworker/u16:1+efi_rts_wq21:35:150
5251991750,174cyclictest31092-21kworker/u16:1+efi_rts_wq21:55:121
5250991740,173cyclictest19095-21kworker/u16:0+efi_rts_wq20:55:120
5251991720,171cyclictest31092-21kworker/u16:1+efi_rts_wq20:05:131
5250991680,167cyclictest15924-21kworker/u16:2+efi_rts_wq23:49:470
5250991590,158cyclictest19095-21kworker/u16:0+efi_rts_wq19:13:560
5251991540,154cyclictest31609-21kworker/u16:3+efi_rts_wq23:14:421
5251991520,151cyclictest19095-21kworker/u16:0+efi_rts_wq20:04:071
5253991490,148cyclictest31092-21kworker/u16:1+efi_rts_wq22:05:133
5251991490,149cyclictest19095-21kworker/u16:0+efi_rts_wq21:25:141
5253991480,147cyclictest19095-21kworker/u16:0+efi_rts_wq19:45:133
5252991470,146cyclictest19095-21kworker/u16:0+efi_rts_wq20:05:142
5251991470,147cyclictest31092-21kworker/u16:1+efi_rts_wq19:15:141
5250991460,145cyclictest15924-21kworker/u16:2+efi_rts_wq23:50:130
5250991410,140cyclictest18376-21kworker/u16:1+efi_rts_wq00:14:530
5251991340,134cyclictest19095-21kworker/u16:0+efi_rts_wq20:30:141
5252991320,131cyclictest18376-21kworker/u16:1+efi_rts_wq23:45:122
5251991290,129cyclictest18376-21kworker/u16:1+efi_rts_wq00:09:511
5251991270,127cyclictest18376-21kworker/u16:1+efi_rts_wq23:44:471
5250991250,124cyclictest31092-21kworker/u16:1+efi_rts_wq20:09:070
5250991240,123cyclictest15924-21kworker/u16:2+efi_rts_wq00:39:570
5253991230,123cyclictest19095-21kworker/u16:0+efi_rts_wq20:44:133
5253991200,119cyclictest15924-21kworker/u16:2+efi_rts_wq00:05:123
5251991200,119cyclictest28509-21kworker/u16:2+efi_rts_wq22:49:361
5253991190,118cyclictest18376-21kworker/u16:1+efi_rts_wq00:25:113
5250991160,115cyclictest15924-21kworker/u16:2+efi_rts_wq00:30:150
5253991060,105cyclictest19095-21kworker/u16:0+efi_rts_wq20:30:133
5251991020,102cyclictest31092-21kworker/u16:1+efi_rts_wq20:29:111
5252993230,2cyclictest809-21snmpd00:09:272
5252993229,2cyclictest809-21snmpd20:25:052
5251993231,1cyclictest22938-21kworker/1:1+events23:59:201
5251993231,0cyclictest21125-21kworker/1:1+events22:05:171
5251993230,2cyclictest8749-21kworker/1:3+events23:05:361
5251993230,2cyclictest25125-21cat19:55:161
5251993230,0cyclictest28676-21kworker/1:0+events22:39:361
5250993229,2cyclictest809-21snmpd23:15:320
5253993130,1cyclictest809-21snmpd22:50:523
5253993129,2cyclictest809-21snmpd23:31:473
5253993128,2cyclictest809-21snmpd21:17:163
5253993128,2cyclictest809-21snmpd19:30:283
5252993130,1cyclictest30324-21cat21:25:152
5252993129,2cyclictest809-21snmpd21:41:382
5252993129,2cyclictest809-21snmpd20:35:392
5252993128,2cyclictest809-21snmpd20:57:182
5251993130,1cyclictest6605-21kworker/1:2+events23:00:071
5251993129,2cyclictest809-21snmpd22:55:581
5251993129,2cyclictest13943-21kworker/1:1+events23:22:111
5251993128,3cyclictest809-21snmpd22:30:251
5251993128,2cyclictest22938-21kworker/1:1+events23:50:111
5250993130,1cyclictest809-21snmpd19:44:140
5250993129,2cyclictest9714-21cat00:15:140
5250993129,2cyclictest809-21snmpd20:11:060
5250993128,3cyclictest809-21snmpd23:27:410
5253993029,1cyclictest809-21snmpd23:35:213
5253993028,2cyclictest809-21snmpd22:01:563
5253993028,2cyclictest20720-21cat22:20:123
5252993029,1cyclictest809-21snmpd23:31:392
5252993029,1cyclictest809-21snmpd23:17:232
5252993029,1cyclictest809-21snmpd22:43:312
5252993029,1cyclictest809-21snmpd22:22:062
5252993029,1cyclictest809-21snmpd22:16:552
5252993029,1cyclictest809-21snmpd19:35:142
5252993029,1cyclictest809-21snmpd19:30:042
5252993029,1cyclictest809-21snmpd19:20:002
5252993028,2cyclictest809-21snmpd23:57:092
5252993028,2cyclictest809-21snmpd21:03:472
5252993028,2cyclictest809-21snmpd20:20:442
5251993029,1cyclictest809-21snmpd19:29:501
5251993029,1cyclictest22938-21kworker/1:1+events00:00:311
5251993029,1cyclictest21125-21kworker/1:1+events21:16:461
5253992928,1cyclictest809-21snmpd23:09:543
5253992928,1cyclictest809-21snmpd21:21:443
5253992928,1cyclictest809-21snmpd21:13:053
5253992927,2cyclictest809-21snmpd23:13:113
5253992927,2cyclictest809-21snmpd22:29:463
5253992926,2cyclictest809-21snmpd19:11:063
5252992928,1cyclictest809-21snmpd23:25:082
5252992928,1cyclictest809-21snmpd23:02:252
5252992928,1cyclictest809-21snmpd22:29:402
5252992928,1cyclictest809-21snmpd21:59:152
5252992928,1cyclictest809-21snmpd20:48:392
5252992928,1cyclictest809-21snmpd00:04:282
5252992927,2cyclictest809-21snmpd20:53:582
5251992929,0cyclictest29027-21kworker/1:2+events20:52:551
5251992929,0cyclictest29027-21kworker/1:2+events20:35:341
5251992929,0cyclictest29027-21kworker/1:2+events20:15:201
5251992929,0cyclictest29027-21kworker/1:2+events19:40:121
5251992929,0cyclictest22938-21kworker/1:1+events00:11:031
5251992929,0cyclictest21125-21kworker/1:1+events21:40:061
5251992928,1cyclictest809-21snmpd22:14:391
5251992928,1cyclictest29027-21kworker/1:2+events19:47:591
5251992928,1cyclictest21125-21kworker/1:1+events22:00:181
5251992928,1cyclictest21125-21kworker/1:1+events21:35:171
5251992928,1cyclictest17336-21kworker/1:1+events19:20:181
5250992929,0cyclictest809-21snmpd23:23:120
5250992929,0cyclictest809-21snmpd22:43:590
5250992928,1cyclictest809-21snmpd23:05:070
5250992928,1cyclictest809-21snmpd22:57:010
5250992927,2cyclictest809-21snmpd20:32:100
5253992828,0cyclictest809-21snmpd23:49:013
5253992827,1cyclictest809-21snmpd21:30:483
5253992827,1cyclictest809-21snmpd21:30:473
5253992827,1cyclictest809-21snmpd19:53:593
5252992828,0cyclictest809-21snmpd20:42:192
5252992827,1cyclictest809-21snmpd22:03:302
5252992827,1cyclictest809-21snmpd21:11:082
5252992827,1cyclictest809-21snmpd00:27:462
5250992827,1cyclictest809-21snmpd21:09:040
5250992827,1cyclictest809-21snmpd20:35:060
5250992826,2cyclictest809-21snmpd19:59:380
5253992726,1cyclictest809-21snmpd00:04:003
5252992727,0cyclictest75050irq/134-enp1s023:42:012
5252992727,0cyclictest74750irq/131-enp1s022:50:262
5252992726,1cyclictest809-21snmpd00:31:262
5250992727,0cyclictest809-21snmpd22:54:320
5250992725,2cyclictest809-21snmpd23:41:100
5250992724,2cyclictest809-21snmpd00:20:530
5253992625,1cyclictest809-21snmpd21:01:403
5252992625,1cyclictest809-21snmpd00:21:262
5252992625,1cyclictest74750irq/131-enp1s023:11:332
5252992624,2cyclictest809-21snmpd21:33:152
5252992624,2cyclictest809-21snmpd21:33:142
5250992624,2cyclictest809-21snmpd21:50:210
5250992624,2cyclictest809-21snmpd21:44:510
5252992525,0cyclictest809-21snmpd19:47:382
5252992523,2cyclictest813-21ntpd21:38:552
5253992423,1cyclictest809-21snmpd21:06:233
5252992424,0cyclictest74950irq/133-enp1s022:46:072
5252992422,2cyclictest813-21ntpd21:23:552
5250992423,1cyclictest809-21snmpd22:38:370
5253992321,2cyclictest25201-21cat22:30:143
5252992322,1cyclictest809-21snmpd20:02:532
5252992321,2cyclictest809-21snmpd21:49:002
5253992221,1cyclictest809-21snmpd00:36:283
5252992222,0cyclictest809-21snmpd20:15:532
5252992221,1cyclictest809-21snmpd22:10:302
5253992120,1cyclictest809-21snmpd00:12:413
5253991918,1cyclictest809-21snmpd19:20:273
5250991413,1cyclictest809-21snmpd20:44:250
525299109,1cyclictest809-21snmpd19:19:192
52509976,1cyclictest2839-21kworker/0:0+events_freezable_pwr_efficient19:28:480
52529965,1cyclictest5257-21taskset19:10:022
52529965,1cyclictest17930-21cat00:35:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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