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2026-03-02 - 00:10
[ 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 Sun Mar 01, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2800123625,0sleep20-21swapper/207:00:112
304450350,0irq/25-eth10-21swapper/306:59:233
2787522925,0sleep10-21swapper/106:58:461
2805922824,0sleep00-21swapper/007:00:570
282809970,0cyclictest0-21swapper/209:47:592
339960,0migration/36925-21sh11:48:413
339960,0migration/3619-21sh10:04:303
339960,0migration/331999-21sh12:06:523
339960,0migration/326272-21sh09:42:183
339960,0migration/323724-21sh10:58:343
339960,0migration/318194-21sh09:37:003
339960,0migration/317682-21missed_timers08:27:553
339960,0migration/31172-21sh09:45:033
29715060,0irq/26-eth0-rx-31544-21python10:43:003
29715060,0irq/26-eth0-rx-15151-21ssh10:52:583
29715060,0irq/26-eth0-rx-14353-21yum12:13:013
29715060,0irq/26-eth0-rx-0-21swapper/309:02:493
282789965,0cyclictest32711-21sh12:27:490
282789965,0cyclictest25710-21ps12:02:500
149960,0migration/08689-21sh11:12:220
339950,0migration/34819-21irqcore07:32:543
339950,0migration/33411-21kthreadcore11:07:533
339950,0migration/330387-21latency_hist07:52:383
339950,0migration/329760-21cpuspeed_turbos07:27:493
339950,0migration/326999-21munin-node08:37:543
339950,0migration/324210-21taskset08:09:223
339950,0migration/322584-21sh12:18:423
339950,0migration/321515-21kthreadcore09:57:543
339950,0migration/32078-21taskset09:26:553
339950,0migration/320496-21kthreadcore10:17:543
339950,0migration/319622-21kthreadcore07:42:543
339950,0migration/318874-21aten_r1power_vo09:17:493
339950,0migration/318299-21munin-node11:17:533
339950,0migration/317112-21sh09:14:023
339950,0migration/316788-21fschecks_time07:17:533
339950,0migration/31461-21munin-node10:47:493
339950,0migration/310663-21kthreadcore08:22:543
339950,0migration/310486-21kthreadcore11:52:543
29715050,0irq/26-eth0-rx-3393-21iostat_ios09:47:523
29715050,0irq/26-eth0-rx-32221-21aten_r1power_cu12:27:463
29715050,0irq/26-eth0-rx-31972-21cut07:02:563
29715050,0irq/26-eth0-rx-31476-21sh12:26:123
29715050,0irq/26-eth0-rx-24244-21ssh10:39:013
29715050,0irq/26-eth0-rx-15876-21uptime10:33:003
29715050,0irq/26-eth0-rx-15815-21load09:52:563
29715050,0irq/26-eth0-rx-11550-21kthreadcore11:12:533
29715050,0irq/26-eth0-rx-11550-21kthreadcore11:12:533
29715050,0irq/26-eth0-rx-0-21swapper/311:37:383
29715050,0irq/26-eth0-rx-0-21swapper/311:32:553
29715050,0irq/26-eth0-rx-0-21swapper/310:27:543
29715050,0irq/26-eth0-rx-0-21swapper/310:13:203
29715050,0irq/26-eth0-rx-0-21swapper/310:07:533
29715050,0irq/26-eth0-rx-0-21swapper/309:08:393
282799955,0cyclictest0-21swapper/109:38:521
282799950,0cyclictest0-21swapper/110:37:021
282799950,0cyclictest0-21swapper/110:27:161
282799950,0cyclictest0-21swapper/109:27:211
282789955,0cyclictest31044-21diskmemload11:43:110
282789955,0cyclictest0-21swapper/012:17:430
282789955,0cyclictest0-21swapper/010:15:220
282789955,0cyclictest0-21swapper/008:52:550
282789950,0cyclictest0-21swapper/010:36:300
282789950,0cyclictest0-21swapper/009:48:060
282789950,0cyclictest0-21swapper/009:32:380
282789950,0cyclictest0-21swapper/009:18:180
179950,0migration/129612-21kthreadcore12:02:521
179950,0migration/128293-21kthreadcore09:42:531
179950,0migration/119882-21kthreadcore09:57:531
169950,0watchdog/114071-21kthreadcore11:32:551
169950,0watchdog/10-21swapper/107:17:521
149950,0migration/07918-21taskset10:28:040
149950,0migration/07841-21taskset12:12:280
149950,0migration/06033-21kthreadcore07:07:550
149950,0migration/04441-21ntp_kernel_err08:17:570
149950,0migration/03823-21aten_r1power_fr07:32:500
149950,0migration/03529-21kthreadcore11:47:520
149950,0migration/03023-21kthreadcore07:52:540
149950,0migration/028408-21munin-node07:22:580
149950,0migration/02730-21fschecks_time10:07:490
149950,0migration/027277-21fschecks_count09:02:500
149950,0migration/027139-21gltestperf10:02:500
149950,0migration/02535-21latency_hist09:27:380
149950,0migration/024819-21irqcore07:47:520
149950,0migration/021111-21kthreadcore10:17:540
149950,0migration/021028-21kthreadcore09:57:540
149950,0migration/018203-21munin-node10:37:510
149950,0migration/016192-21sh10:54:530
149950,0migration/015047-21sh11:53:560
149950,0migration/014455-21sh12:13:180
149950,0migration/012083-21taskset08:27:000
149950,0migration/011865-21kthreadcore11:12:530
149950,0migration/011865-21kthreadcore11:12:530
149950,0migration/011242-21fschecks_time09:12:520
149950,0migration/011120-21taskset08:02:100
8215040,0irq/24-0000:00:0-21swapper/207:42:382
339940,0migration/37497-21hddtemp_smartct08:47:513
339940,0migration/328511-21kthreadcore10:22:533
339940,0migration/327238-21kthreadcore07:47:543
339940,0migration/325680-21kthreadcore07:22:553
339940,0migration/314164-21kthreadcore07:37:553
29725040,0irq/27-eth0-tx-7473-21kthreadcore09:27:562
29725040,0irq/27-eth0-tx-6559-21runrttasks11:27:232
29725040,0irq/27-eth0-tx-6559-21runrttasks11:27:232
29725040,0irq/27-eth0-tx-26517-21diskmemload09:10:102
29725040,0irq/27-eth0-tx-24159-21ssh10:38:472
29725040,0irq/27-eth0-tx-0-21swapper/212:27:482
29725040,0irq/27-eth0-tx-0-21swapper/211:41:302
29725040,0irq/27-eth0-tx-0-21swapper/211:13:272
29725040,0irq/27-eth0-tx-0-21swapper/211:13:272
29725040,0irq/27-eth0-tx-0-21swapper/211:02:442
29725040,0irq/27-eth0-tx-0-21swapper/210:35:442
29725040,0irq/27-eth0-tx-0-21swapper/210:12:582
29725040,0irq/27-eth0-tx-0-21swapper/209:17:402
29725040,0irq/27-eth0-tx-0-21swapper/208:47:532
29715040,0irq/26-eth0-rx-0-21swapper/312:07:543
29715040,0irq/26-eth0-rx-0-21swapper/311:59:063
29715040,0irq/26-eth0-rx-0-21swapper/311:43:273
29715040,0irq/26-eth0-rx-0-21swapper/311:27:523
29715040,0irq/26-eth0-rx-0-21swapper/311:22:513
29715040,0irq/26-eth0-rx-0-21swapper/311:22:513
29715040,0irq/26-eth0-rx-0-21swapper/311:03:383
29715040,0irq/26-eth0-rx-0-21swapper/309:28:563
29715040,0irq/26-eth0-rx-0-21swapper/308:52:493
29715040,0irq/26-eth0-rx-0-21swapper/308:32:483
282809944,0cyclictest0-21swapper/209:44:212
282809943,0cyclictest9504-21awk11:52:522
282809943,0cyclictest9172-21awk12:12:512
282809943,0cyclictest6547-21awk08:22:512
282809943,0cyclictest3556-21lldpd12:18:392
282809943,0cyclictest3556-21lldpd10:08:382
282809943,0cyclictest3556-21lldpd09:14:382
282809943,0cyclictest3556-21lldpd08:38:382
282809943,0cyclictest3556-21lldpd08:33:382
282809943,0cyclictest3556-21lldpd08:12:072
282809943,0cyclictest3514-21snmpd10:42:432
282809943,0cyclictest3514-21snmpd10:17:582
282809943,0cyclictest3514-21snmpd09:56:132
282809943,0cyclictest32537-21munin-node12:07:592
282809943,0cyclictest3241-21irqbalance09:37:462
282809943,0cyclictest3241-21irqbalance09:36:462
282809943,0cyclictest3241-21irqbalance09:04:262
282809943,0cyclictest3241-21irqbalance07:07:472
282809943,0cyclictest32234-21awk08:17:522
282809943,0cyclictest30294-21awk07:27:522
282809943,0cyclictest29373-21awk07:02:532
282809943,0cyclictest27316-21awk10:02:512
282809943,0cyclictest25865-21awk11:42:532
282809943,0cyclictest2548-21awk10:27:512
282809943,0cyclictest25370-21awk12:02:492
282809943,0cyclictest24724-21awk07:47:522
282809943,0cyclictest23696-21awk07:22:532
282809943,0cyclictest20988-21awk08:57:522
282809943,0cyclictest18979-21uniq09:57:502
282809943,0cyclictest18058-21awk11:17:522
282809943,0cyclictest1588-21awk11:27:512
282809943,0cyclictest10276-21awk10:52:512
282809940,0cyclictest366-21munin-node11:47:492
282799943,0cyclictest7688-21awk08:47:531
282799943,0cyclictest706-21awk12:27:511
282799943,0cyclictest3556-21lldpd12:23:391
282799943,0cyclictest3556-21lldpd11:54:081
282799943,0cyclictest3556-21lldpd11:42:381
282799943,0cyclictest3556-21lldpd11:15:081
282799943,0cyclictest3556-21lldpd11:15:081
282799943,0cyclictest3556-21lldpd09:28:081
282799943,0cyclictest3556-21lldpd09:05:381
282799943,0cyclictest3556-21lldpd09:02:371
282799943,0cyclictest3556-21lldpd08:20:361
282799943,0cyclictest3556-21lldpd07:35:071
282799943,0cyclictest3514-21snmpd11:27:581
282799943,0cyclictest3514-21snmpd11:22:581
282799943,0cyclictest3514-21snmpd11:22:581
282799943,0cyclictest3514-21snmpd11:09:131
282799943,0cyclictest3501-21sadc07:32:381
282799943,0cyclictest3248-21awk09:07:531
282799943,0cyclictest26711-21awk08:37:531
282799943,0cyclictest26647-21awk10:42:531
282799943,0cyclictest17829-21awk11:37:521
282799943,0cyclictest11474-21awk09:12:531
282799943,0cyclictest1059-21awk12:07:521
282789943,0cyclictest3556-21lldpd09:56:080
282789943,0cyclictest3514-21snmpd08:44:290
282789943,0cyclictest3241-21irqbalance12:22:550
282789943,0cyclictest3241-21irqbalance11:28:060
282789943,0cyclictest3241-21irqbalance11:17:560
282789943,0cyclictest30279-21awk07:27:520
282789943,0cyclictest26984-21awk10:22:510
282789943,0cyclictest21038-21awk08:57:520
282789943,0cyclictest18899-21kworker/0:111:37:390
282789943,0cyclictest10293-21awk07:12:520
249940,0watchdog/228518-21kthreadcore08:12:562
249940,0watchdog/214074-21kthreadcore11:32:552
249940,0watchdog/20-21swapper/212:22:592
249940,0watchdog/20-21swapper/211:07:512
179940,0migration/17742-21pmu-power10:07:561
179940,0migration/17238-21kthreadcore07:07:561
179940,0migration/16640-21unixbench_singl11:47:581
179940,0migration/16497-21kthreadcore10:27:541
179940,0migration/16467-21turbostat.cron08:47:331
179940,0migration/15769-21kthreadcore10:47:541
179940,0migration/14830-21aten_r1power_po07:57:481
179940,0migration/13394-21munin-node09:47:521
179940,0migration/130630-21kthreadcore11:02:551
179940,0migration/129390-21kthreadcore10:02:531
179940,0migration/126981-21kthreadcore08:12:561
179940,0migration/124255-21fschecks_count07:47:501
179940,0migration/12314-21kthreadcore07:52:541
179940,0migration/122119-21kthreadcore08:32:541
179940,0migration/121036-21kthreadcore11:17:541
179940,0migration/120538-21kthreadcore08:07:551
179940,0migration/119954-21kthreadcore07:42:551
179940,0migration/118490-21fschecks_time10:37:521
179940,0migration/116628-21taskset12:17:501
179940,0migration/116260-21timerwakeupswit07:38:001
179940,0migration/115669-21kthreadcore09:52:561
179940,0migration/112407-21kthreadcore10:12:541
179940,0migration/112226-21latency_hist08:27:381
169940,0watchdog/128636-21grep07:23:001
169940,0watchdog/124622-21ssh10:19:081
169940,0watchdog/122323-21python11:57:591
169940,0watchdog/117504-21sh09:35:001
169940,0watchdog/115189-21python10:53:001
169940,0watchdog/114712-21ssh12:14:031
169940,0watchdog/112268-21taskset08:02:521
169940,0watchdog/10-21swapper/109:17:561
169940,0watchdog/10-21swapper/108:28:001
149940,0migration/031711-21sh11:03:310
149940,0migration/028404-21kthreadcore11:22:540
149940,0migration/028404-21kthreadcore11:22:540
149940,0migration/02202-21latency_hist09:07:380
149940,0migration/02137-21runrttasks07:03:320
149940,0migration/021352-21kthreadcore08:07:560
149940,0migration/020060-21kthreadcore10:57:520
149940,0migration/018346-21irqrtprio07:42:540
149940,0migration/016908-21sh11:57:490
149940,0migration/01331-21runrttasks10:47:450
149940,0migration/012647-21unixbench-2d08:48:000
149940,0migration/011234-21kthreadcore11:32:540
29725030,0irq/27-eth0-tx-0-21swapper/211:57:402
29725030,0irq/27-eth0-tx-0-21swapper/210:47:532
29725030,0irq/27-eth0-tx-0-21swapper/208:52:552
29715030,0irq/26-eth0-rx-0-21swapper/308:42:493
29715030,0irq/26-eth0-rx-0-21swapper/308:17:583
29715030,0irq/26-eth0-rx-0-21swapper/308:13:023
29715030,0irq/26-eth0-rx-0-21swapper/308:02:493
29715030,0irq/26-eth0-rx-0-21swapper/307:57:523
29715030,0irq/26-eth0-rx-0-21swapper/307:13:343
29715030,0irq/26-eth0-rx-0-21swapper/307:08:473
282809932,0cyclictest4726-21awk07:32:542
282809932,0cyclictest31260-21awk07:52:512
282809932,0cyclictest26891-21hostname10:22:502
282809932,0cyclictest10456-21munin-node07:37:512
282809930,0cyclictest9945-21cut07:12:512
282809930,0cyclictest4708-21munin-node07:57:492
282809930,0cyclictest17407-21munin-node10:57:482
282809930,0cyclictest12401-21telnet08:27:482
282809930,0cyclictest12235-21munin-node08:02:522
282799932,0cyclictest3556-21lldpd10:58:381
282799932,0cyclictest3556-21lldpd08:52:381
282799932,0cyclictest3556-21lldpd07:14:381
282799932,0cyclictest29125-21fschecks_time07:02:521
282789933,0cyclictest25569-21awk08:12:530
282789933,0cyclictest18899-21kworker/0:110:42:490
282789933,0cyclictest1310-21kworker/0:209:37:490
282789933,0cyclictest1310-21kworker/0:208:37:510
282789933,0cyclictest1310-21kworker/0:208:27:510
282789933,0cyclictest1310-21kworker/0:208:02:490
282789932,0cyclictest3556-21lldpd09:42:380
282789932,0cyclictest27913-21awk09:22:520
282789932,0cyclictest19149-21cut08:32:490
282789932,0cyclictest11323-21awk07:37:520
282789930,0cyclictest0-21swapper/007:17:520
249930,0watchdog/216681-21fschecks_time07:17:522
249930,0watchdog/20-21swapper/209:23:362
249930,0watchdog/20-21swapper/208:42:522
29715020,0irq/26-eth0-rx-0-21swapper/308:57:563
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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