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2026-03-05 - 13:58
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #1, slot #2

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 rack1slot2s.osadl.org (updated Thu Mar 05, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1442627574,0sleep20-21swapper/207:00:062
1425024434,0sleep30-21swapper/306:58:033
1435323228,0sleep00-21swapper/006:59:160
1443023122,0sleep10-21swapper/107:00:091
339960,0migration/38344-21munin-node12:17:383
339960,0migration/325314-21munin-node11:27:373
339960,0migration/320228-21sh09:24:203
339960,0migration/31916-21sh11:34:463
339960,0migration/316605-21sh12:23:053
339960,0migration/310762-21sh10:38:453
29725060,0irq/27-eth0-tx-9210-21munin-node07:22:350
29715060,0irq/26-eth0-rx-31971-21tr10:52:303
29715060,0irq/26-eth0-rx-20579-40yum-updatesd-he09:46:163
29715060,0irq/26-eth0-rx-11867-21irqrtprio12:02:293
29715060,0irq/26-eth0-rx-0-21swapper/309:48:173
146839960,0cyclictest12954-21diskmemload09:42:472
146829960,0cyclictest0-21swapper/111:57:361
146819960,0cyclictest0-21swapper/009:37:390
149960,0migration/03479-21latency_hist07:42:160
149960,0migration/013032-21hwlatdetect10:42:290
149960,0migration/011570-21sh09:18:130
149960,0migration/010893-21sh11:21:120
339950,0migration/36629-21aten_r1power_fr08:57:263
339950,0migration/34412-21fschecks_time10:57:283
339950,0migration/34367-21latency_hist08:07:153
339950,0migration/331601-21kthreadcore11:12:333
339950,0migration/329361-21aten_r1power_vo07:37:263
339950,0migration/329079-21munin-node07:57:353
339950,0migration/325020-21timerwakeupswit11:47:383
339950,0migration/321977-21fschecks_count09:27:283
339950,0migration/320703-21munin-node10:27:263
339950,0migration/319176-21fschecks_count12:07:263
339950,0migration/317665-21idleruntime07:52:293
339950,0migration/312095-21taskset09:19:373
339950,0migration/31066-21latency07:12:313
29725050,0irq/27-eth0-tx-8261-21kthreadcore09:37:332
29725050,0irq/27-eth0-tx-6693-21telnet08:57:260
29725050,0irq/27-eth0-tx-566-21unixbench-2d11:52:362
29725050,0irq/27-eth0-tx-5490-21munin-node08:32:300
29725050,0irq/27-eth0-tx-4224-21munin-node10:37:372
29725050,0irq/27-eth0-tx-30680-21kthreadcore10:12:322
29725050,0irq/27-eth0-tx-29044-21fschecks_count10:32:282
29725050,0irq/27-eth0-tx-27513-21munin-node11:32:272
29725050,0irq/27-eth0-tx-25517-21munin-node08:47:260
29725050,0irq/27-eth0-tx-19824-21munin-node11:07:302
29725050,0irq/27-eth0-tx-16855-21munin-node07:52:310
29725050,0irq/27-eth0-tx-0-21swapper/212:17:372
29725050,0irq/27-eth0-tx-0-21swapper/212:16:132
29725050,0irq/27-eth0-tx-0-21swapper/211:12:322
29725050,0irq/27-eth0-tx-0-21swapper/210:17:332
29725050,0irq/27-eth0-tx-0-21swapper/210:17:332
29725050,0irq/27-eth0-tx-0-21swapper/210:11:192
29725050,0irq/27-eth0-tx-0-21swapper/209:56:452
29725050,0irq/27-eth0-tx-0-21swapper/209:51:112
29725050,0irq/27-eth0-tx-0-21swapper/209:25:442
29725050,0irq/27-eth0-tx-0-21swapper/209:10:022
29715050,0irq/26-eth0-rx-6245-21cut11:17:313
29715050,0irq/26-eth0-rx-3514-21snmpd09:05:143
29715050,0irq/26-eth0-rx-30298-21kthreadcore12:12:313
29715050,0irq/26-eth0-rx-25762-21kthreadcore10:07:323
29715050,0irq/26-eth0-rx-22509-21kernelversion09:07:333
29715050,0irq/26-eth0-rx-21089-21if_err_eth1.310:47:293
29715050,0irq/26-eth0-rx-19842-21kthreadcore08:17:323
29715050,0irq/26-eth0-rx-19338-21cut12:27:303
29715050,0irq/26-eth0-rx-12322-21irqrtprio11:42:293
29715050,0irq/26-eth0-rx-0-21swapper/311:57:193
29715050,0irq/26-eth0-rx-0-21swapper/311:52:313
29715050,0irq/26-eth0-rx-0-21swapper/311:11:023
29715050,0irq/26-eth0-rx-0-21swapper/311:06:353
29715050,0irq/26-eth0-rx-0-21swapper/310:42:323
29715050,0irq/26-eth0-rx-0-21swapper/310:22:443
29715050,0irq/26-eth0-rx-0-21swapper/309:57:533
29715050,0irq/26-eth0-rx-0-21swapper/309:14:533
29715050,0irq/26-eth0-rx-0-21swapper/308:52:333
29715050,0irq/26-eth0-rx-0-21swapper/307:17:283
259950,0migration/29466-21sh11:59:322
259950,0migration/232188-21kthreadcore09:12:312
259950,0migration/226429-21timerandwakeup10:27:372
259950,0migration/224996-21missed_timers11:27:342
259950,0migration/221485-21latency_hist07:07:162
259950,0migration/219433-21gltestperf12:07:272
259950,0migration/218331-21latency10:02:322
259950,0migration/218026-21idleruntime-cro12:27:142
179950,0migration/17458-21kthreadcore07:42:311
179950,0migration/129521-21kthreadcore11:12:321
179950,0migration/12930-21taskset10:13:101
179950,0migration/127099-21timerandwakeup09:07:391
179950,0migration/125762-21taskset12:10:321
179950,0migration/122499-21munin-node07:07:291
179950,0migration/120946-21taskset07:02:461
179950,0migration/118769-21latency_hist08:42:151
179950,0migration/116050-21munin-node12:22:351
179950,0migration/110144-21kthreadcore08:57:311
169950,0watchdog/126535-21ps08:47:291
169950,0watchdog/110443-21netstat09:57:331
146839955,0cyclictest0-21swapper/211:46:232
146839955,0cyclictest0-21swapper/210:48:032
146839955,0cyclictest0-21swapper/210:00:452
146839950,0cyclictest0-21swapper/211:01:082
146839950,0cyclictest0-21swapper/210:42:512
146829955,0cyclictest0-21swapper/110:50:081
146829950,0cyclictest0-21swapper/112:30:331
146829950,0cyclictest0-21swapper/109:03:051
146819955,0cyclictest0-21swapper/012:04:540
146819955,0cyclictest0-21swapper/010:50:200
146819955,0cyclictest0-21swapper/007:12:170
146819950,0cyclictest0-21swapper/010:41:020
146819950,0cyclictest0-21swapper/010:36:560
146819950,0cyclictest0-21swapper/009:22:210
149950,0migration/09551-21sh12:20:490
149950,0migration/08886-21kthreadcore10:17:320
149950,0migration/08886-21kthreadcore10:17:320
149950,0migration/04232-21sh09:56:070
149950,0migration/03910-21aten_r1power_fr10:57:260
149950,0migration/031000-21kthreadcore09:32:320
149950,0migration/030639-21irqrtprio09:12:300
149950,0migration/030164-21latency_hist08:02:160
149950,0migration/026235-21sh11:29:180
149950,0migration/025871-21kthreadcore08:22:310
149950,0migration/025845-21kthreadcore09:47:320
149950,0migration/023848-21kthreadcore09:07:330
149950,0migration/023489-21kthreadcore08:42:320
149950,0migration/022796-21kthreadcore10:27:310
149950,0migration/020789-21kthreadcore08:17:320
149950,0migration/020438-21kthreadcore12:27:310
149950,0migration/019962-21kthreadcore07:27:320
149950,0migration/01857-21sh11:34:360
149950,0migration/01481-21kthreadcore08:27:320
149950,0migration/013894-21kthreadcore08:37:330
149950,0migration/013837-21kthreadcore11:22:310
149950,0migration/013551-21fschecks_time10:02:270
149950,0migration/01142-21taskset11:53:410
149950,0migration/010217-21taskset07:47:240
8215040,0irq/24-0000:00:0-21swapper/209:27:152
339940,0migration/39218-21sensors_temp07:42:363
339940,0migration/36543-21kthreadcore09:37:323
339940,0migration/35099-21fschecks_time08:07:303
339940,0migration/33843-21kthreadcore08:27:333
339940,0migration/330480-21kernelversion09:52:323
339940,0migration/328536-21kthreadcore08:22:323
339940,0migration/328030-21latency_hist07:12:163
339940,0migration/323878-21kthreadcore07:32:343
339940,0migration/316266-21taskset07:48:103
339940,0migration/315773-21kthreadcore08:12:323
339940,0migration/31498-21kthreadcore10:12:333
29725040,0irq/27-eth0-tx-9498-21ssh11:17:372
29725040,0irq/27-eth0-tx-6559-21runrttasks12:02:222
29725040,0irq/27-eth0-tx-18287-21munin-node12:27:342
29725040,0irq/27-eth0-tx-0-21swapper/211:47:502
29725040,0irq/27-eth0-tx-0-21swapper/211:22:192
29725040,0irq/27-eth0-tx-0-21swapper/211:02:302
29725040,0irq/27-eth0-tx-0-21swapper/210:22:332
29725040,0irq/27-eth0-tx-0-21swapper/209:32:262
29725040,0irq/27-eth0-tx-0-21swapper/209:17:312
29725040,0irq/27-eth0-tx-0-21swapper/209:02:342
29725040,0irq/27-eth0-tx-0-21swapper/009:02:180
29725040,0irq/27-eth0-tx-0-21swapper/008:52:270
29715040,0irq/26-eth0-rx-20578-21python07:02:383
29715040,0irq/26-eth0-rx-0-21swapper/311:37:193
29715040,0irq/26-eth0-rx-0-21swapper/311:22:253
29715040,0irq/26-eth0-rx-0-21swapper/310:32:243
29715040,0irq/26-eth0-rx-0-21swapper/310:17:263
29715040,0irq/26-eth0-rx-0-21swapper/310:17:263
29715040,0irq/26-eth0-rx-0-21swapper/310:02:313
29715040,0irq/26-eth0-rx-0-21swapper/309:32:163
29715040,0irq/26-eth0-rx-0-21swapper/307:27:263
259940,0migration/26816-21kthreadcore08:07:332
259940,0migration/24947-21kthreadcore08:52:332
259940,0migration/231546-21kthreadcore07:12:302
259940,0migration/224401-21latency_hist08:22:152
259940,0migration/222472-21latency_hist07:32:162
259940,0migration/218138-21kernelversion07:52:312
259940,0migration/215888-21kthreadcore08:37:342
259940,0migration/21563-21switchtime10:52:352
259940,0migration/214050-21kthreadcore07:47:322
259940,0migration/210010-21idleruntime07:22:282
249940,0watchdog/226534-21irqcore08:47:292
179940,0migration/16776-21kthreadcore08:07:331
179940,0migration/132336-21kthreadcore10:32:321
179940,0migration/132277-21aten_r1power_po08:52:271
179940,0migration/13057-21unixbench_singl09:12:381
179940,0migration/127123-21kthreadcore07:57:321
179940,0migration/122972-21kthreadcore11:47:321
179940,0migration/122970-21taskset07:53:181
179940,0migration/121114-21kthreadcore11:27:321
179940,0migration/119155-21sh11:26:561
179940,0migration/117991-21aten_r1power_vo08:17:271
179940,0migration/117469-21sh12:04:311
179940,0migration/117014-21irqcore07:27:301
179940,0migration/114274-21kthreadcore10:42:321
179940,0migration/114170-21kthreadcore08:12:311
179940,0migration/112216-21irqcore11:42:291
179940,0migration/112078-21latency_hist08:37:151
169940,0watchdog/1897-21ssh11:53:011
169940,0watchdog/18471-21taskset12:17:411
169940,0watchdog/129607-21ssh09:52:291
169940,0watchdog/127420-21ssh10:29:451
169940,0watchdog/124578-21cut07:32:341
169940,0watchdog/119518-21ssh11:07:091
169940,0watchdog/118971-21python09:42:371
169940,0watchdog/115484-21grep08:37:331
169940,0watchdog/110579-21ssh10:59:171
169940,0watchdog/10-21swapper/110:37:531
169940,0watchdog/10-21swapper/109:17:331
169940,0watchdog/10-21swapper/107:12:301
146839943,0cyclictest7398-21awk08:57:292
146839943,0cyclictest4105-21awk11:37:292
146839943,0cyclictest3514-21snmpd08:42:592
146839943,0cyclictest3514-21snmpd08:33:142
146839943,0cyclictest3514-21snmpd07:57:442
146839943,0cyclictest31112-21awk08:02:302
146839943,0cyclictest30066-21awk07:37:282
146839943,0cyclictest2918-21cut07:17:292
146829944,0cyclictest11509-21ssh10:19:511
146829944,0cyclictest11509-21ssh10:19:511
146829944,0cyclictest0-21swapper/111:08:531
146829943,0cyclictest6012-21awk09:37:301
146829943,0cyclictest4396-21awk11:17:291
146829943,0cyclictest3974-21awk11:37:281
146829943,0cyclictest3556-21lldpd10:55:401
146829943,0cyclictest3514-21snmpd12:12:141
146829943,0cyclictest3514-21snmpd09:32:591
146829943,0cyclictest3386-21awk07:17:311
146829943,0cyclictest32067-21awk08:27:301
146829943,0cyclictest21985-21awk10:07:301
146819944,0cyclictest0-21swapper/011:46:270
146819944,0cyclictest0-21swapper/011:12:050
146819944,0cyclictest0-21swapper/011:02:190
146819944,0cyclictest0-21swapper/010:23:320
146819943,0cyclictest3556-21lldpd07:58:080
146819943,0cyclictest3514-21snmpd12:13:290
146819943,0cyclictest3241-21irqbalance12:10:530
146819943,0cyclictest22398-21awk09:27:300
146819943,0cyclictest21912-21awk10:07:300
146819943,0cyclictest20102-21awk11:47:300
146819940,0cyclictest0-21swapper/011:58:070
149940,0migration/09221-21kthreadcore08:07:340
149940,0migration/08456-21kthreadcore09:57:320
29715030,0irq/26-eth0-rx-0-21swapper/308:47:253
29715030,0irq/26-eth0-rx-0-21swapper/308:42:263
29715030,0irq/26-eth0-rx-0-21swapper/308:40:553
29715030,0irq/26-eth0-rx-0-21swapper/308:32:263
29715030,0irq/26-eth0-rx-0-21swapper/307:26:393
249930,0watchdog/20-21swapper/208:27:342
249930,0watchdog/20-21swapper/208:22:262
249930,0watchdog/20-21swapper/207:02:302
179930,0migration/115012-21kthreadcore10:02:311
169930,0watchdog/119150-21ssh10:23:491
169930,0watchdog/10-21swapper/109:47:291
146839932,0cyclictest8893-21cat07:42:322
146839932,0cyclictest16971-21timerandwakeup08:12:362
146839932,0cyclictest16849-21awk07:27:302
146829932,0cyclictest9463-21tr07:22:261
146829932,0cyclictest3520-21sensors08:02:361
146829932,0cyclictest3241-21irqbalance11:32:231
146829932,0cyclictest30051-21awk07:37:281
146829932,0cyclictest14324-21awk09:22:301
146819933,0cyclictest25711-21kworker/0:011:13:140
146819933,0cyclictest25711-21kworker/0:009:42:160
146819933,0cyclictest25711-21kworker/0:008:12:250
146819933,0cyclictest25711-21kworker/0:007:37:210
146819933,0cyclictest25711-21kworker/0:007:32:230
146819933,0cyclictest25711-21kworker/0:007:17:230
146819933,0cyclictest25711-21kworker/0:007:07:210
146819933,0cyclictest25711-21kworker/0:007:02:230
146819933,0cyclictest12312-21kworker/0:212:22:260
146819933,0cyclictest0-21swapper/010:12:300
146819932,0cyclictest8599-21needreboot11:37:320
146819932,0cyclictest3241-21irqbalance10:52:430
169920,0watchdog/10-21swapper/109:27:171
169920,0watchdog/10-21swapper/108:22:181
146829920,0cyclictest0-21swapper/107:47:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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