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2026-02-28 - 10:29
[ 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 highest latencies:
System rack1slot2s.osadl.org (updated Sat Feb 28, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2336323624,0sleep20-21swapper/219:01:102
304450350,0irq/25-eth10-21swapper/318:59:533
2319023423,0sleep00-21swapper/018:59:080
2313223329,0sleep10-21swapper/118:58:291
339960,0migration/3459-21munin-node00:28:073
339960,0migration/33871-21sh21:08:143
339960,0migration/327962-21sh22:25:193
339960,0migration/327314-21sh23:05:233
339960,0migration/327248-21sh22:44:223
339960,0migration/319744-21fschecks_time19:48:003
339960,0migration/312253-21sh21:34:133
29725060,0irq/27-eth0-tx-7657-21munin-node20:28:070
29725060,0irq/27-eth0-tx-0-21swapper/221:42:122
29715060,0irq/26-eth0-rx-25613-21cut21:43:033
29715060,0irq/26-eth0-rx-20570-21rm22:22:123
29715060,0irq/26-eth0-rx-19074-21sh00:02:333
235759960,0cyclictest0-21swapper/123:41:291
235759960,0cyclictest0-21swapper/122:22:201
235749963,0cyclictest13185-21munin-run20:07:460
149960,0migration/027982-21taskset22:25:230
8215050,0irq/24-0000:00:27414-21basename20:42:462
339950,0migration/36019-21munin-node19:37:583
339950,0migration/34697-21munin-node23:53:023
339950,0migration/33380-21sh22:29:503
339950,0migration/33203-21munin-node00:12:563
339950,0migration/323030-21kthreadcore23:23:033
339950,0migration/322840-21kthreadcore20:38:033
339950,0migration/321514-21aten_r1power_po22:02:573
339950,0migration/316704-21pmu-power00:18:053
339950,0migration/31177-21irqrtprio19:58:033
339950,0migration/311318-21taskset22:13:253
29725050,0irq/27-eth0-tx-4075-21perl23:52:592
29725050,0irq/27-eth0-tx-32197-21grep22:08:022
29725050,0irq/27-eth0-tx-31112-21iostat_ios21:28:022
29725050,0irq/27-eth0-tx-18079-21munin-node19:23:050
29725050,0irq/27-eth0-tx-11429-21munin-node19:18:040
29725050,0irq/27-eth0-tx-0-21swapper/223:44:192
29725050,0irq/27-eth0-tx-0-21swapper/222:50:132
29725050,0irq/27-eth0-tx-0-21swapper/222:37:442
29725050,0irq/27-eth0-tx-0-21swapper/222:07:292
29725050,0irq/27-eth0-tx-0-21swapper/019:16:500
29715050,0irq/26-eth0-rx-30268-21port_sshpriv19:28:073
29715050,0irq/26-eth0-rx-18890-21ssh22:59:113
29715050,0irq/26-eth0-rx-13955-21irqrtprio22:38:013
29715050,0irq/26-eth0-rx-0-21swapper/323:50:143
29715050,0irq/26-eth0-rx-0-21swapper/323:38:313
29715050,0irq/26-eth0-rx-0-21swapper/323:37:183
29715050,0irq/26-eth0-rx-0-21swapper/323:17:473
29715050,0irq/26-eth0-rx-0-21swapper/323:13:483
29715050,0irq/26-eth0-rx-0-21swapper/323:09:553
29715050,0irq/26-eth0-rx-0-21swapper/322:52:593
29715050,0irq/26-eth0-rx-0-21swapper/322:49:423
29715050,0irq/26-eth0-rx-0-21swapper/322:09:153
29715050,0irq/26-eth0-rx-0-21swapper/321:57:113
29715050,0irq/26-eth0-rx-0-21swapper/321:47:573
29715050,0irq/26-eth0-rx-0-21swapper/319:17:473
29715050,0irq/26-eth0-rx-0-21swapper/300:24:413
29715050,0irq/26-eth0-rx-0-21swapper/300:10:123
29715050,0irq/26-eth0-rx-0-21swapper/300:07:173
259950,0migration/22693-21sh20:48:002
249950,0watchdog/20-21swapper/221:43:202
235769955,0cyclictest0-21swapper/223:07:582
235769955,0cyclictest0-21swapper/223:00:432
235769955,0cyclictest0-21swapper/200:04:432
235769950,0cyclictest0-21swapper/222:22:342
235769950,0cyclictest0-21swapper/222:17:312
235769950,0cyclictest0-21swapper/221:53:052
235759955,0cyclictest0-21swapper/123:36:361
235759955,0cyclictest0-21swapper/123:23:021
235759955,0cyclictest0-21swapper/100:06:521
235759954,0cyclictest13893-21cut22:38:011
235759950,0cyclictest0-21swapper/123:03:581
235759950,0cyclictest0-21swapper/121:43:431
235759950,0cyclictest0-21swapper/121:08:241
235749955,0cyclictest20245-21kworker/0:119:29:520
235749950,0cyclictest0-21swapper/019:33:110
179950,0migration/112109-21missed_timers20:03:041
149950,0migration/09941-21munin-node22:53:040
149950,0migration/09274-21switchtime23:53:080
149950,0migration/07140-21kthreadcore22:13:010
149950,0migration/06092-21taskset19:58:170
149950,0migration/0548-21kthreadcore22:28:030
149950,0migration/031469-21kthreadcore21:08:010
149950,0migration/031323-21irqrtprio21:28:020
149950,0migration/031092-21kthreadcore22:08:020
149950,0migration/030212-21kthreadcore00:28:020
149950,0migration/029485-21kthreadcore20:18:040
149950,0migration/028191-21aten_r1power_fr23:27:560
149950,0migration/027232-21runrttasks23:26:040
149950,0migration/021629-21taskset21:01:090
149950,0migration/021039-21kernelversion23:43:010
149950,0migration/019511-21aten_r1power_fr00:02:570
149950,0migration/016154-21kthreadcore19:43:030
149950,0migration/015560-21irqrtprio20:33:020
149950,0migration/014425-21switchtime20:53:080
149950,0migration/01404-21taskset20:44:400
149950,0migration/012874-21irqcore23:38:010
149950,0migration/012735-21sh21:35:390
149950,0migration/012636-21sh21:56:150
339940,0migration/39577-21kthreadcore20:28:033
339940,0migration/37370-21kthreadcore19:13:033
339940,0migration/3497-21kthreadcore19:33:043
339940,0migration/3409-21kthreadcore23:28:043
339940,0migration/331619-21kthreadcore21:28:023
339940,0migration/331506-21kthreadcore20:18:043
339940,0migration/326240-21diskmemload23:44:133
339940,0migration/323392-21sh21:23:023
339940,0migration/320780-21gltestperf20:13:003
339940,0migration/318168-21kthreadcore20:33:033
339940,0migration/31233-21df20:22:583
29725040,0irq/27-eth0-tx-4176-21fschecks_count23:32:582
29725040,0irq/27-eth0-tx-30340-21ssh21:07:572
29725040,0irq/27-eth0-tx-27751-21munin-node23:47:562
29725040,0irq/27-eth0-tx-21792-21diskmemload23:23:502
29725040,0irq/27-eth0-tx-14339-21kthreadcore23:18:032
29725040,0irq/27-eth0-tx-12701-21munin-node22:38:082
29725040,0irq/27-eth0-tx-11765-21munin-node23:37:582
29725040,0irq/27-eth0-tx-0-21swapper/223:58:392
29725040,0irq/27-eth0-tx-0-21swapper/223:27:582
29725040,0irq/27-eth0-tx-0-21swapper/223:12:572
29725040,0irq/27-eth0-tx-0-21swapper/223:02:502
29725040,0irq/27-eth0-tx-0-21swapper/222:53:302
29725040,0irq/27-eth0-tx-0-21swapper/222:27:582
29725040,0irq/27-eth0-tx-0-21swapper/221:23:512
29725040,0irq/27-eth0-tx-0-21swapper/200:28:012
29725040,0irq/27-eth0-tx-0-21swapper/200:23:222
29725040,0irq/27-eth0-tx-0-21swapper/200:13:222
29725040,0irq/27-eth0-tx-0-21swapper/200:09:392
29725040,0irq/27-eth0-tx-0-21swapper/020:23:000
29725040,0irq/27-eth0-tx-0-21swapper/019:05:160
29715040,0irq/26-eth0-rx-26393-21kthreadcore21:03:033
29715040,0irq/26-eth0-rx-18210-21munin-node19:22:573
29715040,0irq/26-eth0-rx-0-21swapper/322:32:473
29715040,0irq/26-eth0-rx-0-21swapper/321:57:493
29715040,0irq/26-eth0-rx-0-21swapper/321:38:553
29715040,0irq/26-eth0-rx-0-21swapper/321:18:073
29715040,0irq/26-eth0-rx-0-21swapper/321:15:083
29715040,0irq/26-eth0-rx-0-21swapper/320:58:043
259940,0migration/26921-21irqrtprio19:38:012
259940,0migration/23511-21taskset21:48:092
259940,0migration/228050-21kthreadcore19:28:042
259940,0migration/227741-21sendmail_mailqu21:03:072
259940,0migration/224502-21munin-node19:48:052
259940,0migration/219088-21sh21:58:062
259940,0migration/214886-21fschecks_time20:32:592
259940,0migration/213694-21cpuspeed_turbos20:07:582
259940,0migration/21149-21unixbench-2d20:43:082
249940,0watchdog/224782-21iostat19:03:012
249940,0watchdog/223547-21ntpdc19:23:052
249940,0watchdog/212411-21aten_r1power_cu19:42:572
235769944,0cyclictest0-21swapper/222:45:062
235769943,0cyclictest929-21awk19:58:022
235769943,0cyclictest6831-21awk21:13:012
235769943,0cyclictest6636-21awk21:32:592
235769943,0cyclictest5650-21awk19:13:012
235769943,0cyclictest3556-21lldpd21:00:252
235769943,0cyclictest3556-21lldpd20:22:552
235769943,0cyclictest3556-21lldpd20:20:552
235769943,0cyclictest3556-21lldpd20:04:252
235769943,0cyclictest3556-21lldpd19:17:542
235769943,0cyclictest3514-21snmpd20:17:022
235769943,0cyclictest26678-21awk19:53:002
235769943,0cyclictest22008-21awk22:23:002
235769943,0cyclictest14861-21awk21:17:592
235769943,0cyclictest12026-21awk00:17:592
235759944,0cyclictest0-21swapper/123:59:371
235759944,0cyclictest0-21swapper/122:43:001
235759943,0cyclictest9093-21ps23:53:061
235759943,0cyclictest4001-21awk00:13:001
235759943,0cyclictest3556-21lldpd20:35:251
235759943,0cyclictest3514-21snmpd23:02:331
235759943,0cyclictest3514-21snmpd22:07:481
235759943,0cyclictest3514-21snmpd21:53:181
235759943,0cyclictest3514-21snmpd20:27:471
235759943,0cyclictest1815-21awk20:23:011
235759943,0cyclictest14843-21awk21:17:591
235759943,0cyclictest12851-21sed23:18:001
235759943,0cyclictest11994-21awk00:17:591
235749944,0cyclictest0-21swapper/000:08:550
235749943,0cyclictest4955-21awk23:13:000
235749943,0cyclictest4511-21sadc19:12:470
235749943,0cyclictest4511-21sadc19:12:470
235749943,0cyclictest3960-21awk00:12:590
235749943,0cyclictest3556-21lldpd23:07:540
235749943,0cyclictest3556-21lldpd21:17:250
235749943,0cyclictest3556-21lldpd21:03:250
235749943,0cyclictest3556-21lldpd20:08:250
235749943,0cyclictest3556-21lldpd19:51:250
235749943,0cyclictest3514-21snmpd23:18:030
235749943,0cyclictest3514-21snmpd21:45:030
235749943,0cyclictest3241-21irqbalance00:24:440
235749943,0cyclictest3095-21munin-run23:52:460
235749943,0cyclictest30603-21awk21:47:590
235749940,0cyclictest0-21swapper/022:52:180
179940,0migration/17657-21kthreadcore21:13:021
179940,0migration/15033-21aten_r1power_cu22:12:551
179940,0migration/132144-21kthreadcore20:43:031
179940,0migration/130876-21hddtemp_smartct21:28:001
179940,0migration/130343-21latency_hist19:07:471
179940,0migration/130343-21latency_hist19:07:471
179940,0migration/128407-21taskset21:04:181
179940,0migration/127030-21taskset20:38:411
179940,0migration/119592-21kthreadcore20:58:041
179940,0migration/119394-21df_abs19:47:591
179940,0migration/116826-21kthreadcore20:08:031
179940,0migration/116337-21kthreadcore21:38:011
179940,0migration/115934-21kthreadcore19:43:031
179940,0migration/114857-21kthreadcore21:58:021
179940,0migration/11003-21kthreadcore19:33:051
169940,0watchdog/1922-21cut23:28:041
169940,0watchdog/16924-21irqcore21:33:001
169940,0watchdog/14791-21awk22:32:561
169940,0watchdog/14351-21ssh21:50:361
169940,0watchdog/13726-21rm23:12:401
169940,0watchdog/129632-21if_eth122:48:001
169940,0watchdog/12434-21ssh23:50:561
149940,0migration/06438-21kthreadcore20:48:040
149940,0migration/021692-21kernelversion23:03:010
149940,0migration/018377-21timerwakeupswit22:58:090
149940,0migration/015286-21irqstats21:18:010
149940,0migration/014841-21irqcore21:38:000
149940,0migration/013128-21aten_r1power_en22:17:560
29715030,0irq/26-eth0-rx-0-21swapper/320:52:573
29715030,0irq/26-eth0-rx-0-21swapper/320:47:583
29715030,0irq/26-eth0-rx-0-21swapper/320:45:463
29715030,0irq/26-eth0-rx-0-21swapper/320:07:573
29715030,0irq/26-eth0-rx-0-21swapper/319:42:573
29715030,0irq/26-eth0-rx-0-21swapper/319:07:583
29715030,0irq/26-eth0-rx-0-21swapper/319:07:583
29715030,0irq/26-eth0-rx-0-21swapper/319:02:563
259930,0migration/210862-21kthreadcore20:28:032
249930,0watchdog/23774-21awk19:08:092
249930,0watchdog/23774-21awk19:08:092
235769932,0cyclictest32325-21awk19:33:032
235759933,0cyclictest5303-21awk22:53:001
235759933,0cyclictest3556-21lldpd20:56:251
235759933,0cyclictest0-21swapper/120:17:471
235759932,0cyclictest5674-21awk19:13:011
235759932,0cyclictest3514-21snmpd19:02:471
235759932,0cyclictest31161-21sadc19:32:471
235759932,0cyclictest30147-21tr00:28:021
235759932,0cyclictest27444-21sh00:07:551
235759932,0cyclictest22457-21grep22:03:011
235759932,0cyclictest21153-21aten_r1power_po22:22:561
235759932,0cyclictest21037-21awk20:13:021
235759932,0cyclictest18961-21awk19:23:001
235759931,0cyclictest0-21swapper/119:53:011
235759930,0cyclictest29693-21perl22:27:591
235759930,0cyclictest0-21swapper/119:19:181
235749933,0cyclictest30797-21kworker/0:023:57:470
235749933,0cyclictest30797-21kworker/0:023:32:470
235749933,0cyclictest30797-21kworker/0:022:42:510
235749933,0cyclictest30797-21kworker/0:022:37:470
235749933,0cyclictest30797-21kworker/0:022:32:510
235749933,0cyclictest30797-21kworker/0:022:02:510
235749933,0cyclictest30797-21kworker/0:021:58:290
235749933,0cyclictest30797-21kworker/0:021:22:480
235749933,0cyclictest30797-21kworker/0:000:17:590
235749933,0cyclictest26498-21kworker/0:220:37:480
235749933,0cyclictest26498-21kworker/0:220:12:480
235749933,0cyclictest20245-21kworker/0:119:52:480
235749933,0cyclictest20245-21kworker/0:119:37:480
169930,0watchdog/10-21swapper/123:44:441
169930,0watchdog/10-21swapper/123:13:121
169930,0watchdog/10-21swapper/121:23:321
169930,0watchdog/10-21swapper/119:58:091
169930,0watchdog/10-21swapper/100:23:201
35120,0ktimersoftd/326793-21irqcore19:53:013
29715020,0irq/26-eth0-rx-0-21swapper/320:03:463
235769921,0cyclictest3556-21lldpd20:52:552
235759921,0cyclictest5651-21wc19:37:471
235759921,0cyclictest1686-21latency_hist20:47:461
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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