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2026-02-02 - 07:11
[ 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 Mon Feb 02, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2111224736,0sleep00-21swapper/019:02:110
2104724535,0sleep30-21swapper/319:01:223
2130723526,0sleep20-21swapper/219:04:252
2105023223,0sleep10-21swapper/119:01:241
339960,0migration/35007-21sh21:38:543
339960,0migration/324453-21kthreadcore23:55:303
339960,0migration/322606-21sh23:15:233
339960,0migration/311573-21cpuspeed_turbos20:10:253
29725060,0irq/27-eth0-tx-2584-21munin-node19:15:350
29715060,0irq/26-eth0-rx-0-21swapper/321:18:333
214509966,0cyclictest0-21swapper/123:54:591
214509960,0cyclictest19629-21diskmemload22:59:291
214509960,0cyclictest19629-21diskmemload22:36:281
149960,0migration/012337-21sh21:41:470
8215050,0irq/24-0000:00:5459-21cat00:05:132
4150,0ktimersoftd/00-21swapper/021:52:260
339950,0migration/39975-21missed_timers20:05:333
339950,0migration/35791-21cpu00:05:243
339950,0migration/34017-21taskset20:01:343
339950,0migration/330919-21taskset20:25:083
339950,0migration/328982-21sh00:19:213
339950,0migration/325099-21taskset20:43:263
339950,0migration/323577-21aten_r1power_en22:15:253
339950,0migration/320930-21munin-node22:30:363
339950,0migration/320386-21fschecks_count21:05:273
339950,0migration/319366-21taskset00:30:433
339950,0migration/318304-21taskset20:15:283
339950,0migration/317780-21kthreadcore19:25:313
339950,0migration/315709-21open_files19:45:343
339950,0migration/315359-21if_eth1.223:30:293
339950,0migration/313876-21sh22:48:133
29725050,0irq/27-eth0-tx-912-21grep22:40:302
29725050,0irq/27-eth0-tx-7470-21munin-node22:05:322
29725050,0irq/27-eth0-tx-26693-21kthreadcore21:55:252
29725050,0irq/27-eth0-tx-23510-21munin-node22:15:372
29725050,0irq/27-eth0-tx-0-21swapper/223:00:402
29725050,0irq/27-eth0-tx-0-21swapper/222:33:372
29725050,0irq/27-eth0-tx-0-21swapper/221:43:212
29725050,0irq/27-eth0-tx-0-21swapper/221:05:562
29725050,0irq/27-eth0-tx-0-21swapper/200:16:072
29725050,0irq/27-eth0-tx-0-21swapper/021:00:330
29715050,0irq/26-eth0-rx-7595-21irqcore23:05:273
29715050,0irq/26-eth0-rx-7021-21munin-node23:45:283
29715050,0irq/26-eth0-rx-5085-21sed22:20:373
29715050,0irq/26-eth0-rx-31665-21if_eth1.323:20:293
29715050,0irq/26-eth0-rx-30752-21munin-node23:40:243
29715050,0irq/26-eth0-rx-25148-21tr19:30:323
29715050,0irq/26-eth0-rx-24764-21iostat_ios21:55:243
29715050,0irq/26-eth0-rx-22702-21chrt23:35:233
29715050,0irq/26-eth0-rx-16532-21munin-node22:10:293
29715050,0irq/26-eth0-rx-1591-21ssh21:10:443
29715050,0irq/26-eth0-rx-10610-21kthreadcore23:25:303
29715050,0irq/26-eth0-rx-0-21swapper/323:10:203
29715050,0irq/26-eth0-rx-0-21swapper/322:59:463
29715050,0irq/26-eth0-rx-0-21swapper/322:35:343
29715050,0irq/26-eth0-rx-0-21swapper/322:27:233
29715050,0irq/26-eth0-rx-0-21swapper/321:30:253
29715050,0irq/26-eth0-rx-0-21swapper/321:28:043
29715050,0irq/26-eth0-rx-0-21swapper/300:26:403
29715050,0irq/26-eth0-rx-0-21swapper/300:22:203
29715050,0irq/26-eth0-rx-0-21swapper/300:02:523
259950,0migration/26716-21kthreadcore00:25:302
259950,0migration/26541-21sh23:05:212
259950,0migration/24217-21timerwakeupswit23:20:362
259950,0migration/23390-21munin-node23:40:302
259950,0migration/23318-21ntp_kernel_pll_20:00:332
259950,0migration/221971-21sh22:11:352
259950,0migration/213865-21fschecks_time00:30:252
259950,0migration/213754-21sh22:26:552
259950,0migration/212977-21irqcore21:20:322
259950,0migration/211766-21kthreadcore19:45:302
249950,0watchdog/20-21swapper/221:11:592
214509955,0cyclictest0-21swapper/123:31:581
214509955,0cyclictest0-21swapper/123:29:171
214509955,0cyclictest0-21swapper/121:58:571
214509950,0cyclictest0-21swapper/122:46:531
214509950,0cyclictest0-21swapper/121:09:551
214499955,0cyclictest0-21swapper/022:47:270
214499955,0cyclictest0-21swapper/021:29:340
214499954,0cyclictest29296-21kthreadcore21:10:300
214499954,0cyclictest24202-21tr22:55:290
214499950,0cyclictest0-21swapper/023:36:010
214499950,0cyclictest0-21swapper/022:40:310
214499950,0cyclictest0-21swapper/021:17:540
214499950,0cyclictest0-21swapper/000:19:030
214499950,0cyclictest0-21swapper/000:12:070
19150,0ktimersoftd/10-21swapper/123:19:401
179950,0migration/16594-21idleruntime21:40:271
179950,0migration/16085-21sh22:43:521
179950,0migration/1516-21kthreadcore23:20:301
179950,0migration/13658-21taskset21:15:221
179950,0migration/130003-21latency_hist21:35:131
179950,0migration/127002-21kthreadcore23:35:281
179950,0migration/120933-21kthreadcore20:40:301
169950,0watchdog/19016-21cut20:05:321
169950,0watchdog/17408-21grep00:25:311
149950,0migration/09352-21kthreadcore23:25:300
149950,0migration/06885-21cpuspeed_turbos23:05:240
149950,0migration/06533-21taskset22:03:230
149950,0migration/031709-21kthreadcore19:35:300
149950,0migration/031709-21kthreadcore19:35:300
149950,0migration/030198-21latency_hist20:00:140
149950,0migration/029998-21latency_hist21:35:130
149950,0migration/028740-21ksmtuned19:32:140
149950,0migration/027590-21kthreadcore20:20:320
149950,0migration/025695-21kthreadcore21:55:250
149950,0migration/024777-21irqrtprio22:15:300
149950,0migration/024476-21taskset19:55:280
149950,0migration/024292-21taskset20:20:100
149950,0migration/022331-21sh22:33:350
149950,0migration/022313-21kthreadcore21:05:300
149950,0migration/022200-21cpuspeed_turbos23:55:260
149950,0migration/020302-21kthreadcore22:10:310
149950,0migration/018671-21taskset21:22:220
149950,0migration/015931-21kthreadcore23:50:300
149950,0migration/014205-21df_abs21:45:260
149950,0migration/01206-21kthreadcore00:00:270
149950,0migration/011749-21sendmail_mailst23:45:330
149950,0migration/011423-21switchtime00:05:350
8215040,0irq/24-0000:00:15709-21perf19:25:142
339940,0migration/39252-21kthreadcore22:05:293
339940,0migration/38167-21kthreadcore20:55:303
339940,0migration/35314-21taskset23:02:283
339940,0migration/326619-21kthreadcore19:05:323
339940,0migration/316985-21kthreadcore21:45:303
339940,0migration/31635-21kthreadcore20:25:313
339940,0migration/313126-21irqrtprio21:20:323
29725040,0irq/27-eth0-tx-28829-21ssh21:32:252
29725040,0irq/27-eth0-tx-22378-21munin-node23:35:262
29725040,0irq/27-eth0-tx-13808-21munin-node21:45:262
29725040,0irq/27-eth0-tx-12710-21sshd20:57:340
29725040,0irq/27-eth0-tx-0-21swapper/223:50:322
29725040,0irq/27-eth0-tx-0-21swapper/223:27:262
29725040,0irq/27-eth0-tx-0-21swapper/223:16:062
29725040,0irq/27-eth0-tx-0-21swapper/222:55:212
29725040,0irq/27-eth0-tx-0-21swapper/222:50:182
29725040,0irq/27-eth0-tx-0-21swapper/222:45:142
29725040,0irq/27-eth0-tx-0-21swapper/222:00:142
29725040,0irq/27-eth0-tx-0-21swapper/221:35:182
29725040,0irq/27-eth0-tx-0-21swapper/019:50:250
29725040,0irq/27-eth0-tx-0-21swapper/019:40:350
29725040,0irq/27-eth0-tx-0-21swapper/019:05:260
29715040,0irq/26-eth0-rx-32338-21kthreadcore19:35:313
29715040,0irq/26-eth0-rx-32338-21kthreadcore19:35:313
29715040,0irq/26-eth0-rx-0-21swapper/323:51:553
29715040,0irq/26-eth0-rx-0-21swapper/322:50:513
29715040,0irq/26-eth0-rx-0-21swapper/322:40:283
29715040,0irq/26-eth0-rx-0-21swapper/322:03:573
29715040,0irq/26-eth0-rx-0-21swapper/321:52:133
29715040,0irq/26-eth0-rx-0-21swapper/321:40:543
29715040,0irq/26-eth0-rx-0-21swapper/319:20:313
29715040,0irq/26-eth0-rx-0-21swapper/319:15:313
29715040,0irq/26-eth0-rx-0-21swapper/300:10:583
259940,0migration/28266-21kthreadcore20:05:312
259940,0migration/26667-21fschecks_time23:45:262
259940,0migration/230693-21kthreadcore20:45:302
259940,0migration/229344-21aten_r1power_po19:35:252
259940,0migration/229344-21aten_r1power_po19:35:252
259940,0migration/22871-21kthreadcore20:25:312
259940,0migration/226986-21kthreadcore22:35:292
259940,0migration/224763-21cpuspeed_turbos20:20:272
259940,0migration/224170-21kthreadcore21:25:302
259940,0migration/220863-21kthreadcore20:15:332
259940,0migration/219272-21kthreadcore23:30:312
259940,0migration/215767-21kthreadcore21:00:312
259940,0migration/215107-21kthreadcore20:35:312
259940,0migration/21456-21kthreadcore00:20:302
249940,0watchdog/23713-21aten_r1power_en21:15:232
249940,0watchdog/229908-21ssh00:00:152
249940,0watchdog/224458-21if_err_eth1.219:55:282
249940,0watchdog/223894-21kthreadcore19:30:322
249940,0watchdog/2231962sleep219:53:242
249940,0watchdog/21821-21unixbench_multi19:10:362
249940,0watchdog/214588-21ssh23:10:192
249940,0watchdog/20-21swapper/223:55:312
249940,0watchdog/20-21swapper/222:20:272
214529944,0cyclictest0-21swapper/219:15:252
214529943,0cyclictest3514-21snmpd21:50:172
214529943,0cyclictest3514-21snmpd20:59:322
214529943,0cyclictest3514-21snmpd20:53:322
214529943,0cyclictest3514-21snmpd20:34:312
214529943,0cyclictest3514-21snmpd19:41:312
214529943,0cyclictest3514-21snmpd00:10:172
214529943,0cyclictest12187-21awk20:10:282
214509943,0cyclictest4501-21awk19:40:291
214509943,0cyclictest3556-21lldpd19:21:141
214509943,0cyclictest3514-21snmpd21:52:471
214509943,0cyclictest3514-21snmpd20:28:011
214509943,0cyclictest3514-21snmpd00:15:171
214509943,0cyclictest26332-21awk20:45:271
214509943,0cyclictest22958-21awk23:55:291
214509943,0cyclictest17823-21awk19:50:291
214509943,0cyclictest16085-21awk22:30:291
214509943,0cyclictest15775-21awk22:50:271
214509943,0cyclictest12783-21awk21:20:311
214499944,0cyclictest0-21swapper/022:37:030
214499944,0cyclictest0-21swapper/022:08:310
214499943,0cyclictest6083-21awk00:25:290
214499943,0cyclictest3556-21lldpd20:32:440
214499943,0cyclictest3556-21lldpd19:49:440
214499943,0cyclictest32153-21munin-node20:50:270
214499943,0cyclictest31543-21awk23:20:280
214499943,0cyclictest15751-21awk22:50:270
214499943,0cyclictest14061-21awk00:30:260
214499943,0cyclictest12260-21awk20:10:280
214499943,0cyclictest10156-21awk19:20:280
214499940,0cyclictest0-21swapper/020:27:370
179940,0migration/18687-21runrttasks19:15:511
179940,0migration/1713-21irqcore20:50:301
179940,0migration/13120-21kthreadcore23:00:351
179940,0migration/129881-21kthreadcore19:10:291
179940,0migration/128773-21ksmtuned21:32:151
179940,0migration/128522-21kthreadcore20:20:321
179940,0migration/12775-21kthreadcore20:00:311
179940,0migration/126432-21kthreadcore22:15:311
179940,0migration/124839-21kthreadcore19:30:321
179940,0migration/12160-21kthreadcore22:00:311
179940,0migration/119392-21sh00:30:471
179940,0migration/118109-21kthreadcore19:25:311
179940,0migration/117058-21kthreadcore20:35:321
179940,0migration/115640-21kthreadcore00:10:291
179940,0migration/110208-21kthreadcore23:45:301
179940,0migration/110177-21latency_hist19:45:141
169940,0watchdog/132655-21kthreadcore00:00:271
169940,0watchdog/125990-21timerwakeupswit21:25:351
169940,0watchdog/12297-21kthreadcore00:20:311
169940,0watchdog/120670-21ssh21:47:431
169940,0watchdog/10-21swapper/122:25:271
169940,0watchdog/10-21swapper/122:05:231
149940,0migration/04094-21nfs4_client23:00:370
149940,0migration/030144-21fschecks_time00:20:260
149940,0migration/020559-21kthreadcore19:25:320
149940,0migration/018114-21kthreadcore23:10:290
149940,0migration/014678-21kthreadcore20:35:310
29715030,0irq/26-eth0-rx-0-21swapper/321:03:493
29715030,0irq/26-eth0-rx-0-21swapper/320:50:253
29715030,0irq/26-eth0-rx-0-21swapper/320:45:243
29715030,0irq/26-eth0-rx-0-21swapper/320:35:333
29715030,0irq/26-eth0-rx-0-21swapper/320:30:243
29715030,0irq/26-eth0-rx-0-21swapper/319:57:243
29715030,0irq/26-eth0-rx-0-21swapper/319:50:493
29715030,0irq/26-eth0-rx-0-21swapper/319:40:563
29715030,0irq/26-eth0-rx-0-21swapper/319:10:243
214529932,0cyclictest3556-21lldpd19:25:142
214529932,0cyclictest3514-21snmpd20:40:312
214529932,0cyclictest3514-21snmpd19:08:312
214509933,0cyclictest3556-21lldpd19:36:141
214509933,0cyclictest3556-21lldpd19:36:141
214509933,0cyclictest3556-21lldpd19:06:441
214509932,0cyclictest3980-21unixbench-2d23:40:341
214509932,0cyclictest3514-21snmpd20:56:471
214509932,0cyclictest19150-21sed20:15:321
214509932,0cyclictest16413-21awk22:10:281
214509932,0cyclictest11026-21pmu-power20:30:331
214499933,0cyclictest19730-21awk20:40:280
214499933,0cyclictest18783-21kworker/0:023:15:160
214499933,0cyclictest18783-21kworker/0:022:27:220
214499933,0cyclictest18783-21kworker/0:020:45:290
214499933,0cyclictest18783-21kworker/0:020:05:210
214499933,0cyclictest18783-21kworker/0:019:10:270
214499932,0cyclictest32472-21awk22:20:290
214499932,0cyclictest20156-21sensors23:30:350
214499930,0cyclictest0-21swapper/023:40:280
214499930,0cyclictest0-21swapper/021:31:210
169930,0watchdog/10-21swapper/123:10:191
169930,0watchdog/10-21swapper/123:07:191
169930,0watchdog/10-21swapper/122:20:271
169930,0watchdog/10-21swapper/121:14:391
169930,0watchdog/10-21swapper/121:00:311
169930,0watchdog/10-21swapper/120:10:241
169930,0watchdog/10-21swapper/119:55:281
169930,0watchdog/10-21swapper/100:05:391
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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