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2026-09-05 - 13:35

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 376 highest latencies:
System rackcslot3s.osadl.org (updated Sat Sep 05, 2026 00:43:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
242212336311,8sleep00-21swapper/019:08:500
240792318312,4sleep30-21swapper/319:07:003
239692316308,5sleep20-21swapper/219:05:352
240032315302,4sleep10-21swapper/119:06:021
24581993050,302cyclictest22474-21kworker/u16:3+efi_rts_wq20:40:133
24580993000,299cyclictest3081-21kworker/u16:1+efi_rts_wq23:30:122
24577992950,293cyclictest31105-21kworker/u16:0+efi_rts_wq23:05:110
24577992930,292cyclictest31105-21kworker/u16:0+efi_rts_wq21:20:110
24581992920,291cyclictest22474-21kworker/u16:3+efi_rts_wq21:19:303
24581992920,289cyclictest31105-21kworker/u16:0+efi_rts_wq21:05:113
24581992910,290cyclictest22474-21kworker/u16:3+efi_rts_wq22:30:153
24579992910,290cyclictest22474-21kworker/u16:3+efi_rts_wq22:25:111
24579992910,289cyclictest22474-21kworker/u16:3+efi_rts_wq23:00:131
24580992890,288cyclictest22474-21kworker/u16:3+efi_rts_wq22:25:112
24577992890,288cyclictest7770-21kworker/u16:3+efi_rts_wq00:15:140
24577992870,286cyclictest26603-21kworker/u16:1+efi_rts_wq19:10:110
24581992850,284cyclictest3081-21kworker/u16:1+efi_rts_wq23:20:133
24577992840,283cyclictest22474-21kworker/u16:3+efi_rts_wq19:55:130
24577992840,283cyclictest22474-21kworker/u16:3+efi_rts_wq19:55:120
24579992830,282cyclictest31105-21kworker/u16:0+efi_rts_wq20:35:131
24579992830,282cyclictest31105-21kworker/u16:0+efi_rts_wq20:14:171
24577992830,281cyclictest7770-21kworker/u16:3+efi_rts_wq00:00:110
24581992810,280cyclictest26603-21kworker/u16:1+efi_rts_wq19:15:143
24579992810,279cyclictest7770-21kworker/u16:3+efi_rts_wq23:55:121
24579992810,279cyclictest31105-21kworker/u16:0+efi_rts_wq00:20:141
24577992810,280cyclictest22474-21kworker/u16:3+efi_rts_wq19:40:110
24579992800,279cyclictest31105-21kworker/u16:0+efi_rts_wq22:00:121
24581992790,278cyclictest22474-21kworker/u16:3+efi_rts_wq20:05:123
24577992790,278cyclictest31105-21kworker/u16:0+efi_rts_wq00:20:140
24577992790,278cyclictest22474-21kworker/u16:3+efi_rts_wq23:04:510
24581992780,277cyclictest7770-21kworker/u16:3+efi_rts_wq00:26:173
24581992780,277cyclictest31105-21kworker/u16:0+efi_rts_wq22:50:103
24581992750,274cyclictest31105-21kworker/u16:0+efi_rts_wq20:30:113
24581992740,273cyclictest31105-21kworker/u16:0+efi_rts_wq23:45:113
24581992740,273cyclictest27164-21kworker/u16:2+efi_rts_wq19:20:133
24581992730,272cyclictest31105-21kworker/u16:0+efi_rts_wq21:50:113
24577992730,272cyclictest22474-21kworker/u16:3+efi_rts_wq21:14:280
24581992720,271cyclictest31105-21kworker/u16:0+efi_rts_wq20:00:133
24577992720,271cyclictest31105-21kworker/u16:0+efi_rts_wq21:54:370
24581992710,270cyclictest22474-21kworker/u16:3+efi_rts_wq21:35:133
24577992710,270cyclictest31105-21kworker/u16:0+efi_rts_wq20:30:100
24581992700,269cyclictest31105-21kworker/u16:0+efi_rts_wq20:39:213
24580992700,269cyclictest31105-21kworker/u16:0+efi_rts_wq20:55:132
24580992690,268cyclictest3081-21kworker/u16:1+efi_rts_wq23:20:132
24579992680,266cyclictest6735-21kworker/u16:1+efi_rts_wq22:35:101
24580992670,266cyclictest22474-21kworker/u16:3+efi_rts_wq21:10:122
24579992670,266cyclictest31105-21kworker/u16:0+efi_rts_wq21:09:281
24577992660,265cyclictest7770-21kworker/u16:3+efi_rts_wq23:45:120
24581992640,263cyclictest22474-21kworker/u16:3+efi_rts_wq19:25:123
24579992630,262cyclictest31105-21kworker/u16:0+efi_rts_wq20:45:131
24577992610,260cyclictest22474-21kworker/u16:3+efi_rts_wq20:50:120
24581992600,259cyclictest31105-21kworker/u16:0+efi_rts_wq19:30:123
24581992590,257cyclictest6735-21kworker/u16:1+efi_rts_wq22:35:113
24577992590,258cyclictest22474-21kworker/u16:3+efi_rts_wq22:15:110
24580992580,257cyclictest31105-21kworker/u16:0+efi_rts_wq22:20:132
24580992580,257cyclictest22474-21kworker/u16:3+efi_rts_wq23:14:532
24580992580,257cyclictest22474-21kworker/u16:3+efi_rts_wq22:15:112
24579992540,253cyclictest7770-21kworker/u16:3+efi_rts_wq00:05:121
24577992540,253cyclictest31105-21kworker/u16:0+efi_rts_wq21:25:130
24577992530,252cyclictest22474-21kworker/u16:3+efi_rts_wq21:30:120
24581992520,251cyclictest31105-21kworker/u16:0+efi_rts_wq00:21:153
24579992520,251cyclictest31105-21kworker/u16:0+efi_rts_wq23:35:111
24581992500,249cyclictest3081-21kworker/u16:1+efi_rts_wq23:30:123
24577992480,246cyclictest6735-21kworker/u16:1+efi_rts_wq22:40:120
24577992480,246cyclictest31105-21kworker/u16:0+efi_rts_wq21:45:110
24580992470,245cyclictest31105-21kworker/u16:0+efi_rts_wq22:54:492
24579992460,245cyclictest22474-21kworker/u16:3+efi_rts_wq20:15:111
24577992460,245cyclictest31105-21kworker/u16:0+efi_rts_wq23:15:110
24581992420,240cyclictest18088-21kworker/u16:4+efi_rts_wq22:45:123
24581992410,240cyclictest7770-21kworker/u16:3+efi_rts_wq23:40:133
24580992410,240cyclictest22474-21kworker/u16:3+efi_rts_wq21:55:132
24581992400,239cyclictest31105-21kworker/u16:0+efi_rts_wq19:35:123
24580992400,239cyclictest31105-21kworker/u16:0+efi_rts_wq20:10:152
24581992380,237cyclictest22474-21kworker/u16:3+efi_rts_wq20:15:113
24579992380,237cyclictest31105-21kworker/u16:0+efi_rts_wq20:20:121
24577992370,236cyclictest31105-21kworker/u16:0+efi_rts_wq20:04:140
24579992350,234cyclictest22474-21kworker/u16:3+efi_rts_wq21:59:371
24577992350,234cyclictest22474-21kworker/u16:3+efi_rts_wq21:40:120
24577992340,233cyclictest7770-21kworker/u16:3+efi_rts_wq00:25:130
24577992330,232cyclictest22474-21kworker/u16:3+efi_rts_wq20:29:200
24580992320,230cyclictest22474-21kworker/u16:3+efi_rts_wq19:59:132
24580992320,230cyclictest22474-21kworker/u16:3+efi_rts_wq19:59:122
24579992320,231cyclictest31105-21kworker/u16:0+efi_rts_wq22:24:431
24577992320,231cyclictest31105-21kworker/u16:0+efi_rts_wq19:29:080
24577992320,229cyclictest31105-21kworker/u16:0+efi_rts_wq19:45:120
24580992310,230cyclictest31105-21kworker/u16:0+efi_rts_wq00:11:122
24581992280,227cyclictest7770-21kworker/u16:3+efi_rts_wq00:15:133
24581992260,225cyclictest31105-21kworker/u16:0+efi_rts_wq20:10:153
24579992260,225cyclictest7770-21kworker/u16:3+efi_rts_wq00:35:121
24577992250,224cyclictest31105-21kworker/u16:0+efi_rts_wq23:10:120
24577992250,224cyclictest31105-21kworker/u16:0+efi_rts_wq00:10:130
24580992200,219cyclictest22474-21kworker/u16:3+efi_rts_wq20:25:132
24580992200,218cyclictest31105-21kworker/u16:0+efi_rts_wq23:05:112
24580992200,217cyclictest22474-21kworker/u16:3+efi_rts_wq22:10:112
24577992190,218cyclictest31105-21kworker/u16:0+efi_rts_wq23:25:130
24581992170,216cyclictest22474-21kworker/u16:3+efi_rts_wq22:29:443
24580992170,216cyclictest22474-21kworker/u16:3+efi_rts_wq20:09:152
24579992150,214cyclictest31105-21kworker/u16:0+efi_rts_wq21:29:321
24580992130,212cyclictest31105-21kworker/u16:0+efi_rts_wq22:04:382
24580992120,209cyclictest31105-21kworker/u16:0+efi_rts_wq00:30:112
24581992110,209cyclictest22474-21kworker/u16:3+efi_rts_wq23:00:123
24577992090,208cyclictest22474-21kworker/u16:3+efi_rts_wq21:39:330
24580992070,205cyclictest31105-21kworker/u16:0+efi_rts_wq21:50:112
24581992030,201cyclictest31105-21kworker/u16:0+efi_rts_wq20:45:123
24580992030,202cyclictest6735-21kworker/u16:1+efi_rts_wq22:40:122
24580992030,202cyclictest31105-21kworker/u16:0+efi_rts_wq20:30:112
24581992020,201cyclictest31105-21kworker/u16:0+efi_rts_wq00:31:173
24579992020,201cyclictest31105-21kworker/u16:0+efi_rts_wq20:59:261
24580992000,199cyclictest7770-21kworker/u16:3+efi_rts_wq00:25:132
24580991930,192cyclictest18088-21kworker/u16:4+efi_rts_wq22:45:122
24579991930,192cyclictest22474-21kworker/u16:3+efi_rts_wq22:30:161
24577991930,192cyclictest31105-21kworker/u16:0+efi_rts_wq19:30:110
24580991870,186cyclictest31105-21kworker/u16:0+efi_rts_wq19:39:102
24577991870,186cyclictest31105-21kworker/u16:0+efi_rts_wq22:50:110
24579991840,183cyclictest31105-21kworker/u16:0+efi_rts_wq19:49:121
24577991840,183cyclictest31105-21kworker/u16:0+efi_rts_wq23:56:100
24577991840,183cyclictest31105-21kworker/u16:0+efi_rts_wq23:35:120
24580991830,182cyclictest22474-21kworker/u16:3+efi_rts_wq22:05:132
24579991800,179cyclictest31105-21kworker/u16:0+efi_rts_wq23:10:131
24577991800,179cyclictest7770-21kworker/u16:3+efi_rts_wq23:50:110
24581991770,176cyclictest22474-21kworker/u16:3+efi_rts_wq22:14:403
24577991760,175cyclictest3081-21kworker/u16:1+efi_rts_wq23:24:540
24579991750,174cyclictest22474-21kworker/u16:3+efi_rts_wq21:44:341
24581991741,170cyclictest22474-21kworker/u16:3+efi_rts_wq22:55:123
24580991740,174cyclictest31105-21kworker/u16:0+efi_rts_wq22:39:452
24581991730,172cyclictest22474-21kworker/u16:3+efi_rts_wq21:30:123
24579991730,172cyclictest31105-21kworker/u16:0+efi_rts_wq21:34:321
24577991730,172cyclictest22474-21kworker/u16:3+efi_rts_wq20:44:220
24577991710,170cyclictest31105-21kworker/u16:0+efi_rts_wq21:15:120
24577991700,169cyclictest22474-21kworker/u16:3+efi_rts_wq22:59:490
24581991690,168cyclictest7770-21kworker/u16:3+efi_rts_wq00:05:113
24577991690,168cyclictest22474-21kworker/u16:3+efi_rts_wq21:00:110
24580991650,164cyclictest31105-21kworker/u16:0+efi_rts_wq20:20:132
24579991600,157cyclictest31105-21kworker/u16:0+efi_rts_wq23:15:111
24579991590,156cyclictest31105-21kworker/u16:0+efi_rts_wq22:50:111
24581991580,157cyclictest22474-21kworker/u16:3+efi_rts_wq22:09:403
24581991560,155cyclictest31105-21kworker/u16:0+efi_rts_wq00:10:143
24579991560,155cyclictest31105-21kworker/u16:0+efi_rts_wq21:49:361
24580991550,154cyclictest26603-21kworker/u16:1+efi_rts_wq19:19:062
24579991550,154cyclictest31105-21kworker/u16:0+efi_rts_wq19:35:121
24581991540,153cyclictest7770-21kworker/u16:3+efi_rts_wq00:35:123
24581991530,152cyclictest22474-21kworker/u16:3+efi_rts_wq19:50:113
24577991500,149cyclictest31105-21kworker/u16:0+efi_rts_wq20:24:180
24580991450,144cyclictest22474-21kworker/u16:3+efi_rts_wq21:40:112
24579991390,138cyclictest22474-21kworker/u16:3+efi_rts_wq21:00:111
24580991350,134cyclictest31105-21kworker/u16:0+efi_rts_wq23:25:142
24580991340,132cyclictest22474-21kworker/u16:3+efi_rts_wq22:55:112
24579991320,131cyclictest27164-21kworker/u16:2+efi_rts_wq19:20:121
24579991280,127cyclictest22474-21kworker/u16:3+efi_rts_wq19:44:091
24579991190,118cyclictest31105-21kworker/u16:0+efi_rts_wq23:51:081
24581991170,116cyclictest22474-21kworker/u16:3+efi_rts_wq21:04:263
24581991110,111cyclictest26603-21kworker/u16:1+efi_rts_wq19:10:123
24580991040,103cyclictest22474-21kworker/u16:3+efi_rts_wq20:19:172
24581991020,101cyclictest31105-21kworker/u16:0+efi_rts_wq21:24:303
24577991020,101cyclictest31105-21kworker/u16:0+efi_rts_wq21:05:120
24577993330,2cyclictest809-21snmpd22:12:260
24581993230,2cyclictest809-21snmpd20:27:033
24579993230,2cyclictest809-21snmpd23:30:001
24579993230,2cyclictest809-21snmpd00:12:101
24577993230,2cyclictest809-21snmpd20:09:290
24577993229,3cyclictest809-21snmpd19:38:330
24581993129,2cyclictest809-21snmpd23:14:243
24581993128,2cyclictest809-21snmpd20:55:403
24580993130,1cyclictest809-21snmpd19:32:312
24580993129,2cyclictest809-21snmpd00:39:092
24580993129,2cyclictest2262-21cat23:15:132
24579993129,2cyclictest809-21snmpd23:22:211
24579993129,2cyclictest809-21snmpd21:18:211
24577993129,1cyclictest809-21snmpd20:55:320
24577993127,3cyclictest809-21snmpd23:41:060
24581993029,1cyclictest809-21snmpd22:19:053
24581993029,1cyclictest809-21snmpd21:40:443
24581993028,2cyclictest809-21snmpd20:50:593
24581993028,2cyclictest809-21snmpd20:22:103
24580993029,1cyclictest809-21snmpd23:55:212
24580993029,1cyclictest809-21snmpd23:46:302
24580993029,1cyclictest809-21snmpd22:33:252
24580993029,1cyclictest809-21snmpd21:49:312
24580993029,1cyclictest809-21snmpd21:38:422
24580993029,1cyclictest809-21snmpd21:31:442
24580993029,1cyclictest809-21snmpd21:08:082
24580993029,1cyclictest809-21snmpd20:35:242
24580993028,2cyclictest809-21snmpd23:54:132
24580993028,2cyclictest809-21snmpd00:17:352
24580993028,2cyclictest809-21snmpd00:08:462
24579993029,1cyclictest809-21snmpd23:42:271
24579993029,1cyclictest809-21snmpd23:31:431
24579993029,1cyclictest809-21snmpd22:15:311
24579993029,1cyclictest809-21snmpd21:22:141
24579993029,1cyclictest809-21snmpd20:26:421
24579993029,1cyclictest809-21snmpd19:32:071
24579993029,1cyclictest809-21snmpd00:26:201
24579993027,2cyclictest809-21snmpd20:31:001
24577993029,1cyclictest809-21snmpd19:54:260
24577993029,1cyclictest809-21snmpd00:34:230
24577993029,1cyclictest3403-21kworker/0:2+events23:30:330
24577993029,1cyclictest30850-21kworker/0:0+events22:47:550
24577993026,4cyclictest809-21snmpd22:37:340
24581992928,1cyclictest809-21snmpd23:16:143
24581992928,1cyclictest809-21snmpd22:20:073
24581992926,2cyclictest809-21snmpd21:25:093
24580992928,1cyclictest809-21snmpd21:01:582
24580992928,1cyclictest809-21snmpd19:47:062
24580992927,2cyclictest809-21snmpd20:41:302
24580992926,3cyclictest13921-21cat23:40:152
24579992928,1cyclictest809-21snmpd20:07:411
24579992927,2cyclictest809-21snmpd21:53:541
24577992929,0cyclictest23992-21kworker/0:3+events00:35:030
24577992929,0cyclictest23992-21kworker/0:3+events00:06:480
24577992929,0cyclictest12575-21kworker/0:2+events22:31:200
24577992929,0cyclictest12091-21kworker/0:1+events22:25:390
24577992929,0cyclictest12091-21kworker/0:1+events22:21:000
24577992929,0cyclictest12091-21kworker/0:1+events22:05:310
24577992929,0cyclictest12091-21kworker/0:1+events22:01:560
24577992929,0cyclictest12091-21kworker/0:1+events21:57:070
24577992929,0cyclictest12091-21kworker/0:1+events20:46:000
24577992929,0cyclictest12091-21kworker/0:1+events20:15:360
24577992929,0cyclictest12091-21kworker/0:1+events20:14:070
24577992929,0cyclictest12091-21kworker/0:1+events19:21:430
24577992929,0cyclictest12091-21kworker/0:1+events19:15:520
24581992827,1cyclictest809-21snmpd23:56:153
24581992827,1cyclictest809-21snmpd23:51:283
24581992827,1cyclictest809-21snmpd00:04:533
24580992828,0cyclictest809-21snmpd19:43:592
24580992828,0cyclictest809-21snmpd00:03:042
24580992827,1cyclictest809-21snmpd20:50:342
24580992826,2cyclictest813-21ntpd19:28:542
24580992826,2cyclictest813-21ntpd19:23:542
24580992826,2cyclictest809-21snmpd20:04:152
24579992827,1cyclictest809-21snmpd23:48:451
24579992827,1cyclictest809-21snmpd20:50:041
24579992827,1cyclictest809-21snmpd19:14:221
24579992827,1cyclictest809-21snmpd00:00:071
24577992828,0cyclictest12091-21kworker/0:1+events20:36:000
24581992725,1cyclictest809-21snmpd21:10:133
24580992726,1cyclictest809-21snmpd23:00:062
24579992727,0cyclictest74750irq/131-enp1s022:42:051
24579992727,0cyclictest31105-21kworker/u16:0+atlantic23:07:111
24579992725,2cyclictest809-21snmpd21:37:241
24579992725,2cyclictest10001-21cat19:50:131
24581992626,0cyclictest809-21snmpd23:05:473
24581992624,2cyclictest809-21snmpd19:55:543
24581992624,2cyclictest809-21snmpd19:55:533
24579992625,1cyclictest809-21snmpd20:04:481
24579992625,1cyclictest809-21snmpd19:28:021
24579992624,2cyclictest809-21snmpd21:10:011
24581992523,2cyclictest29701-21cat21:55:153
24580992525,0cyclictest809-21snmpd23:37:302
24580992524,1cyclictest813-21ntpd00:23:542
24579992523,2cyclictest809-21snmpd22:14:531
24581992322,1cyclictest809-21snmpd23:35:393
24581992220,2cyclictest809-21snmpd22:40:373
24579992221,1cyclictest809-21snmpd22:49:561
24579992119,2cyclictest12067-21cat19:55:151
24579992119,2cyclictest12067-21cat19:55:141
24581992018,2cyclictest809-21snmpd22:04:393
24580992018,2cyclictest809-21snmpd21:17:272
24579992018,2cyclictest30739-21cat20:40:141
24581991918,1cyclictest809-21snmpd19:44:263
24580991918,1cyclictest809-21snmpd21:26:542
24580991818,0cyclictest809-21snmpd20:45:062
24580991716,1cyclictest809-21snmpd21:20:442
24579991716,1cyclictest3348-21cat00:30:121
24579991715,2cyclictest809-21snmpd19:19:561
24581991514,1cyclictest809-21snmpd23:27:483
24580991414,0cyclictest22474-21kworker/u16:3+atlantic19:50:112
24580991413,1cyclictest809-21snmpd19:11:022
24579991312,1cyclictest809-21snmpd22:56:201
245819965,1cyclictest87842sleep319:45:443
245819965,1cyclictest26820-21grep21:50:003
245799965,1cyclictest2289-21taskset22:05:421
245799960,6cyclictest29392-21meminfo00:15:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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