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2026-01-13 - 12:45
[ 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 Tue Jan 13, 2026 00:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
304450370,0irq/25-eth10-21swapper/319:02:223
2500923526,0sleep10-21swapper/119:04:351
2521823228,0sleep00-21swapper/019:06:580
2520723127,0sleep20-21swapper/219:06:522
253009976,0cyclictest18253-21kernelversion22:47:221
339960,0migration/37807-21sh22:19:073
339960,0migration/37649-21sh21:58:143
339960,0migration/314611-21sh00:24:073
29715060,0irq/26-eth0-rx-7527-21iostat_ios19:17:213
29715060,0irq/26-eth0-rx-30163-21memory23:12:243
29715060,0irq/26-eth0-rx-26000-21iostat_ios22:52:223
252999960,0cyclictest0-21swapper/022:20:160
149960,0migration/08599-21sh21:40:200
149960,0migration/023598-21sh23:30:050
8215050,0irq/24-0000:00:24910-21latency_hist22:32:062
339950,0migration/3936-21aten2.4-expect22:37:183
339950,0migration/331711-21runrttasks21:52:343
339950,0migration/331465-21kthreadcore19:32:223
339950,0migration/32935-21cpuspeed_turbos20:27:193
339950,0migration/327788-21munin-node20:17:303
339950,0migration/32714-21kthreadcore23:37:233
339950,0migration/325234-21taskset21:31:203
339950,0migration/317654-21aten_r1power_po21:47:173
339950,0migration/316959-21kthreadcore20:12:213
339950,0migration/316397-21taskset20:41:283
339950,0migration/31572-21aten_r1power_po21:37:193
339950,0migration/314015-21switchtime00:02:293
339950,0migration/312973-21kthreadcore22:22:233
339950,0migration/312896-21kthreadcore21:22:223
339950,0migration/310039-21kthreadcore23:22:233
29725050,0irq/27-eth0-tx-9396-21munin-node20:32:240
29725050,0irq/27-eth0-tx-8528-21munin-node23:22:292
29725050,0irq/27-eth0-tx-6876-21sensors22:17:282
29725050,0irq/27-eth0-tx-30883-21users23:12:302
29725050,0irq/27-eth0-tx-29484-21kthreadcore22:52:242
29725050,0irq/27-eth0-tx-17168-21munin-node22:27:282
29725050,0irq/27-eth0-tx-13912-21kthreadcore22:22:232
29725050,0irq/27-eth0-tx-0-21swapper/223:47:162
29725050,0irq/27-eth0-tx-0-21swapper/223:09:302
29725050,0irq/27-eth0-tx-0-21swapper/222:43:582
29725050,0irq/27-eth0-tx-0-21swapper/221:52:232
29725050,0irq/27-eth0-tx-0-21swapper/221:42:172
29725050,0irq/27-eth0-tx-0-21swapper/200:17:052
29725050,0irq/27-eth0-tx-0-21swapper/020:47:190
29725050,0irq/27-eth0-tx-0-21swapper/020:42:260
29725050,0irq/27-eth0-tx-0-21swapper/020:15:480
29725050,0irq/27-eth0-tx-0-21swapper/019:52:180
29725050,0irq/27-eth0-tx-0-21swapper/019:47:550
29715050,0irq/26-eth0-rx-4556-21tr19:12:233
29715050,0irq/26-eth0-rx-28736-21kthreadcore23:32:233
29715050,0irq/26-eth0-rx-25490-21iostat23:52:223
29715050,0irq/26-eth0-rx-23902-21fschecks_time20:47:193
29715050,0irq/26-eth0-rx-23587-21ssh23:30:033
29715050,0irq/26-eth0-rx-19793-21kthreadcore23:47:233
29715050,0irq/26-eth0-rx-18632-21kthreadcore22:07:203
29715050,0irq/26-eth0-rx-17000-21kthreadcore19:47:243
29715050,0irq/26-eth0-rx-16804-21fschecks_time00:07:193
29715050,0irq/26-eth0-rx-13716-21latency23:42:233
29715050,0irq/26-eth0-rx-1165-21smartctl23:17:193
29715050,0irq/26-eth0-rx-0-21swapper/323:07:383
29715050,0irq/26-eth0-rx-0-21swapper/322:57:233
29715050,0irq/26-eth0-rx-0-21swapper/322:57:233
29715050,0irq/26-eth0-rx-0-21swapper/322:50:483
29715050,0irq/26-eth0-rx-0-21swapper/322:42:113
29715050,0irq/26-eth0-rx-0-21swapper/322:32:233
29715050,0irq/26-eth0-rx-0-21swapper/321:12:063
29715050,0irq/26-eth0-rx-0-21swapper/319:27:183
29715050,0irq/26-eth0-rx-0-21swapper/319:07:193
29715050,0irq/26-eth0-rx-0-21swapper/300:27:213
29715050,0irq/26-eth0-rx-0-21swapper/300:12:273
253019955,0cyclictest0-21swapper/223:34:112
253019955,0cyclictest0-21swapper/223:17:472
253019950,0cyclictest0-21swapper/223:46:102
253019950,0cyclictest0-21swapper/200:35:212
253019950,0cyclictest0-21swapper/200:02:432
253009955,0cyclictest0-21swapper/122:38:231
252999955,0cyclictest0-21swapper/022:03:050
252999955,0cyclictest0-21swapper/021:14:320
252999950,0cyclictest0-21swapper/022:33:210
252999950,0cyclictest0-21swapper/022:12:140
252999950,0cyclictest0-21swapper/021:26:310
259950,0migration/29335-21fschecks_time23:02:182
259950,0migration/26649-21unixbench-2d22:57:292
259950,0migration/26649-21unixbench-2d22:57:292
259950,0migration/25463-21kthreadcore21:37:242
259950,0migration/222576-21munin-node23:27:272
259950,0migration/217240-21sh21:26:482
179950,0migration/16639-21ntp_offset22:17:261
179950,0migration/14188-21kthreadcore00:17:231
179950,0migration/132613-21sh21:55:131
179950,0migration/132331-21sh21:33:361
179950,0migration/131298-21unixbench_singl22:32:291
179950,0migration/127264-21munin-node20:17:261
179950,0migration/123938-21sh00:32:061
179950,0migration/12355-21taskset20:26:371
179950,0migration/122865-21sh00:09:041
179950,0migration/118273-21kthreadcore23:47:221
179950,0migration/110599-21kthreadcore23:02:211
179950,0migration/110015-21switchtime20:57:261
149950,0migration/07975-21munin-node00:22:190
149950,0migration/07041-21latency20:02:250
149950,0migration/06302-21munin-node19:37:260
149950,0migration/04552-21kthreadcore20:27:230
149950,0migration/032133-21latency_hist19:12:070
149950,0migration/029551-21kthreadcore23:32:230
149950,0migration/027582-21timerwakeupswit20:17:280
149950,0migration/027327-21kthreadcore23:52:240
149950,0migration/027264-21kthreadcore19:07:230
149950,0migration/026191-21kthreadcore23:12:230
149950,0migration/021699-21kthreadcore21:27:220
149950,0migration/018542-21missed_timers19:22:250
149950,0migration/017982-21fschecks_count21:47:180
149950,0migration/014302-21munin-node00:02:310
149950,0migration/011218-21cpuspeed_turbos21:02:180
149950,0migration/010841-21kthreadcore23:22:230
149950,0migration/010688-21kthreadcore19:42:220
339940,0migration/38179-21fschecks_time19:42:193
339940,0migration/327914-21entropy19:57:193
339940,0migration/323779-21kthreadcore19:52:243
339940,0migration/319438-21kthreadcore21:07:223
339940,0migration/319399-21kthreadcore20:42:193
339940,0migration/319134-21kthreadcore22:27:243
339940,0migration/310890-21kthreadcore20:07:233
29725040,0irq/27-eth0-tx-7665-21ssh21:17:452
29725040,0irq/27-eth0-tx-25816-21munin-node21:32:182
29725040,0irq/27-eth0-tx-18325-21ssh21:47:192
29725040,0irq/27-eth0-tx-0-21swapper/223:57:102
29725040,0irq/27-eth0-tx-0-21swapper/223:52:102
29725040,0irq/27-eth0-tx-0-21swapper/223:37:182
29725040,0irq/27-eth0-tx-0-21swapper/222:07:422
29725040,0irq/27-eth0-tx-0-21swapper/222:03:002
29725040,0irq/27-eth0-tx-0-21swapper/221:27:132
29725040,0irq/27-eth0-tx-0-21swapper/200:27:102
29725040,0irq/27-eth0-tx-0-21swapper/200:13:532
29725040,0irq/27-eth0-tx-0-21swapper/019:32:230
29715040,0irq/26-eth0-rx-0-21swapper/323:02:203
29715040,0irq/26-eth0-rx-0-21swapper/322:12:163
29715040,0irq/26-eth0-rx-0-21swapper/322:02:173
29715040,0irq/26-eth0-rx-0-21swapper/321:42:183
29715040,0irq/26-eth0-rx-0-21swapper/321:32:093
29715040,0irq/26-eth0-rx-0-21swapper/321:17:103
29715040,0irq/26-eth0-rx-0-21swapper/320:52:233
29715040,0irq/26-eth0-rx-0-21swapper/300:32:103
29715040,0irq/26-eth0-rx-0-21swapper/300:19:383
29715040,0irq/26-eth0-rx-0-21swapper/300:02:003
253019943,0cyclictest7456-21awk19:17:202
253019943,0cyclictest3514-21snmpd21:07:102
253019943,0cyclictest3514-21snmpd20:58:402
253019943,0cyclictest27462-21awk19:32:202
253019943,0cyclictest26462-21awk21:12:202
253019943,0cyclictest20596-21idleruntime-cro19:52:062
253019943,0cyclictest17157-21awk00:07:212
253019943,0cyclictest16044-21awk20:12:202
253019940,0cyclictest0-21swapper/221:04:242
253009943,0cyclictest9220-21awk23:42:201
253009943,0cyclictest8928-21awk00:22:231
253009943,0cyclictest3556-21lldpd23:57:191
253009943,0cyclictest3556-21lldpd23:22:181
253009943,0cyclictest3556-21lldpd22:13:481
253009943,0cyclictest3556-21lldpd21:57:181
253009943,0cyclictest3556-21lldpd21:46:481
253009943,0cyclictest3556-21lldpd21:02:181
253009943,0cyclictest3556-21lldpd20:42:181
253009943,0cyclictest3556-21lldpd20:13:181
253009943,0cyclictest3514-21snmpd21:15:551
253009943,0cyclictest26363-21awk19:07:211
253009943,0cyclictest2255-21awk21:17:201
253009943,0cyclictest17636-21awk23:07:201
253009943,0cyclictest10180-21awk22:02:211
252999944,0cyclictest0-21swapper/022:40:370
252999944,0cyclictest0-21swapper/021:42:450
252999943,0cyclictest9978-21awk22:22:200
252999943,0cyclictest9375-21awk20:07:210
252999943,0cyclictest637-21awk00:17:200
252999943,0cyclictest3556-21lldpd23:43:490
252999943,0cyclictest3556-21lldpd22:52:190
252999943,0cyclictest3556-21lldpd22:28:180
252999943,0cyclictest3556-21lldpd20:40:180
252999943,0cyclictest3241-21irqbalance23:47:240
252999943,0cyclictest3241-21irqbalance23:37:240
252999943,0cyclictest31928-21sadc00:17:050
252999943,0cyclictest29356-21awk20:22:210
252999943,0cyclictest2237-21awk21:17:200
252999943,0cyclictest20808-21awk19:27:200
252999943,0cyclictest18498-21awk21:07:200
252999943,0cyclictest18157-21awk22:07:180
252999943,0cyclictest17131-21awk00:07:210
252999943,0cyclictest1557-21awk22:57:220
252999943,0cyclictest1557-21awk22:57:220
252999940,0cyclictest0-21swapper/022:49:050
259940,0migration/29705-21cpuspeed_turbos20:32:182
259940,0migration/23570-21kthreadcore20:02:242
259940,0migration/230916-21kthreadcore20:22:232
259940,0migration/227415-21kthreadcore22:12:222
259940,0migration/225731-21munin-node19:07:182
259940,0migration/224321-21iostat20:47:222
259940,0migration/22061-21irqrtprio22:37:232
259940,0migration/217033-21aten2.4-expect22:47:172
259940,0migration/215194-21kthreadcore19:22:232
259940,0migration/211147-21kthreadcore19:42:222
249940,0watchdog/28201-21cut00:22:202
249940,0watchdog/230828-21if_err_eth120:52:202
249940,0watchdog/20-21swapper/221:57:242
179940,0migration/16205-21missed_timers19:37:251
179940,0migration/16032-21taskset19:14:361
179940,0migration/13567-21kthreadcore23:17:231
179940,0migration/130752-21runrttasks20:52:201
179940,0migration/129769-21kthreadcore23:12:241
179940,0migration/120824-21if_eth1.319:27:201
179940,0migration/111644-21kthreadcore20:32:231
179940,0migration/111041-21kthreadcore22:22:221
179940,0migration/110465-21kthreadcore20:07:231
169940,0watchdog/19565-21aten_r1power_po21:22:161
169940,0watchdog/18409-21python20:27:291
169940,0watchdog/127587-21tr23:52:241
169940,0watchdog/125171-21ssh21:51:441
169940,0watchdog/121526-21perl19:52:211
169940,0watchdog/119270-21taskset19:23:091
169940,0watchdog/117396-21diskmemload22:30:281
169940,0watchdog/116071-21aten2.4-expect00:27:161
169940,0watchdog/111090-21kthreadcore00:02:241
169940,0watchdog/10-21swapper/123:37:241
169940,0watchdog/10-21swapper/122:42:161
169940,0watchdog/10-21swapper/121:37:241
169940,0watchdog/10-21swapper/121:28:321
169940,0watchdog/10-21swapper/119:32:171
149940,0migration/06846-21runrttasks23:18:060
149940,0migration/029914-21kthreadcore19:57:230
149940,0migration/02663-21kthreadcore20:52:240
149940,0migration/019791-21kthreadcore23:07:220
149940,0migration/015509-21sh22:43:470
149940,0migration/012689-21taskset19:18:560
339930,0migration/38211-21runrttasks20:06:553
29715030,0irq/26-eth0-rx-0-21swapper/321:00:183
29715030,0irq/26-eth0-rx-0-21swapper/320:37:053
29715030,0irq/26-eth0-rx-0-21swapper/320:22:253
29715030,0irq/26-eth0-rx-0-21swapper/319:37:173
29715030,0irq/26-eth0-rx-0-21swapper/319:26:523
253019932,0cyclictest3556-21lldpd19:12:182
253019932,0cyclictest3514-21snmpd19:57:252
253019932,0cyclictest0-21swapper/220:07:062
253009933,0cyclictest0-21swapper/122:52:151
253009932,0cyclictest3556-21lldpd21:08:181
253009932,0cyclictest3556-21lldpd20:38:481
253009932,0cyclictest25443-21awk23:32:201
253009930,0cyclictest14835-21perl19:47:201
253009930,0cyclictest0-21swapper/120:04:301
252999932,0cyclictest919-21awk23:57:200
252999932,0cyclictest5117-21awk20:57:180
252999932,0cyclictest3753-21ksmtuned00:35:490
252999932,0cyclictest3514-21snmpd21:52:170
252999932,0cyclictest3514-21snmpd21:32:140
252999932,0cyclictest21718-21sensors00:27:260
252999932,0cyclictest1989-21awk21:57:200
252999932,0cyclictest14453-21sensors23:02:260
259930,0migration/226407-21kthreadcore20:17:232
259930,0migration/216965-21cpuspeed_turbos20:42:142
249930,0watchdog/20-21swapper/220:27:212
249930,0watchdog/20-21swapper/219:52:252
249930,0watchdog/20-21swapper/219:37:092
179930,0migration/124149-21diskmemload00:12:071
169930,0watchdog/124092-21ssh22:09:161
169930,0watchdog/10-21swapper/123:27:081
169930,0watchdog/10-21swapper/122:57:241
169930,0watchdog/10-21swapper/122:57:241
169930,0watchdog/10-21swapper/119:57:251
169930,0watchdog/10-21swapper/119:17:171
29715020,0irq/26-eth0-rx-0-21swapper/321:02:073
253019921,0cyclictest19940-21aten_r1power_fr19:27:162
249920,0watchdog/20-21swapper/220:37:212
169920,0watchdog/10-21swapper/120:47:121
169920,0watchdog/10-21swapper/119:42:091
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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