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2026-02-05 - 16:01
[ 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 Thu Feb 05, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
304450370,0irq/25-eth10-21swapper/307:00:093
525123624,0sleep20-21swapper/207:00:092
1041223524,0sleep00-21swapper/007:00:430
1062823323,0sleep10-21swapper/107:03:121
108449999,0cyclictest0-21swapper/009:05:120
339960,0migration/332400-21sh09:17:523
339960,0migration/323654-21sh09:11:203
339960,0migration/323325-21sh11:13:583
339960,0migration/322559-21sh10:50:353
339960,0migration/322458-21sh11:32:293
339960,0migration/315968-21sh09:47:363
339960,0migration/315153-21sh11:29:293
339960,0migration/312246-21sendmail_mailqu12:25:133
29725060,0irq/27-eth0-tx-18684-21munin-node07:35:140
29715060,0irq/26-eth0-rx-8754-21cut07:50:103
29715060,0irq/26-eth0-rx-16886-21cpuspeed_turbos10:30:053
29715060,0irq/26-eth0-rx-15304-21aten_r1power_vo11:50:053
149960,0migration/024287-21sh10:14:130
149960,0migration/01893-21kthreadcore10:40:100
149960,0migration/014161-21sh11:05:230
108449960,0cyclictest0-21swapper/009:35:220
8215050,0irq/24-0000:00:7708-21latency_hist11:04:532
8215050,0irq/24-0000:00:6122-21perf07:49:542
4150,0ktimersoftd/00-21swapper/011:18:520
339950,0migration/39948-21munin-node09:25:073
339950,0migration/39328-21munin-node10:45:083
339950,0migration/38497-21taskset10:04:503
339950,0migration/38497-21taskset10:04:503
339950,0migration/37602-21kthreadcore07:25:093
339950,0migration/36667-21sh11:23:053
339950,0migration/3496-21aten_r1power_po10:20:053
339950,0migration/329798-21kthreadcore08:05:103
339950,0migration/328461-21munin-node12:15:133
339950,0migration/328324-21munin-node08:55:033
339950,0migration/326970-21needreboot08:50:103
339950,0migration/326064-21kthreadcore11:15:093
339950,0migration/325542-21munin-node10:15:073
339950,0migration/316954-21kthreadcore12:30:103
339950,0migration/316084-21taskset09:07:363
339950,0migration/31502-21kthreadcore11:40:093
339950,0migration/314540-21timerandwakeup10:25:153
339950,0migration/313545-21kthreadcore07:05:103
339950,0migration/312395-21df_abs07:30:063
29725050,0irq/27-eth0-tx-6843-21munin-node12:05:082
29725050,0irq/27-eth0-tx-6269-21ssh11:43:102
29725050,0irq/27-eth0-tx-5285-21munin-node07:25:110
29725050,0irq/27-eth0-tx-25262-21munin-node09:35:092
29725050,0irq/27-eth0-tx-1028-21munin-node09:20:082
29725050,0irq/27-eth0-tx-0-21swapper/210:40:162
29725050,0irq/27-eth0-tx-0-21swapper/210:00:292
29725050,0irq/27-eth0-tx-0-21swapper/210:00:292
29725050,0irq/27-eth0-tx-0-21swapper/008:52:440
29725050,0irq/27-eth0-tx-0-21swapper/007:30:170
29715050,0irq/26-eth0-rx-936-21cat09:19:543
29715050,0irq/26-eth0-rx-5378-21kthreadcore08:35:093
29715050,0irq/26-eth0-rx-29804-21ssh11:56:403
29715050,0irq/26-eth0-rx-24854-21fschecks_time10:55:053
29715050,0irq/26-eth0-rx-18583-21kthreadcore12:10:093
29715050,0irq/26-eth0-rx-18444-21cat09:50:093
29715050,0irq/26-eth0-rx-18273-21tr08:20:103
29715050,0irq/26-eth0-rx-1791-21kthreadcore11:00:113
29715050,0irq/26-eth0-rx-16888-21aten_r1power_en10:10:043
29715050,0irq/26-eth0-rx-1541-21fschecks_time09:40:053
29715050,0irq/26-eth0-rx-0-21swapper/312:23:043
29715050,0irq/26-eth0-rx-0-21swapper/312:04:583
29715050,0irq/26-eth0-rx-0-21swapper/312:00:103
29715050,0irq/26-eth0-rx-0-21swapper/311:38:553
29715050,0irq/26-eth0-rx-0-21swapper/310:41:013
29715050,0irq/26-eth0-rx-0-21swapper/310:35:053
29715050,0irq/26-eth0-rx-0-21swapper/310:05:093
29715050,0irq/26-eth0-rx-0-21swapper/309:55:043
29715050,0irq/26-eth0-rx-0-21swapper/309:35:563
29715050,0irq/26-eth0-rx-0-21swapper/309:30:103
259950,0migration/231197-21sh11:18:412
259950,0migration/229416-21munin-node08:55:082
259950,0migration/228728-21kthreadcore11:35:092
259950,0migration/227874-21kthreadcore08:05:092
259950,0migration/224785-21aten_r1power_vo10:35:042
259950,0migration/223299-21sh11:13:522
259950,0migration/220708-21aten_r1power_en08:25:062
259950,0migration/217744-21fschecks_count09:30:072
259950,0migration/215454-21latency_hist11:29:532
259950,0migration/215226-21sh10:47:342
259950,0migration/212584-21kthreadcore10:05:102
249950,0watchdog/24876-21cut10:20:112
169950,0watchdog/123176-21ssh10:10:591
169950,0watchdog/117946-21tail09:10:081
149950,0migration/08936-21kthreadcore12:05:090
149950,0migration/07818-21irqrtprio12:25:080
149950,0migration/07318-21sh09:20:260
149950,0migration/06939-21latency08:35:100
149950,0migration/06850-21fschecks_count07:50:060
149950,0migration/0599-21kthreadcore12:20:100
149950,0migration/05761-21taskset07:45:550
149950,0migration/032590-21cpuspeed_turbos11:00:070
149950,0migration/0325-21irqrtprio11:40:090
149950,0migration/029964-21kthreadcore07:40:110
149950,0migration/027073-21kthreadcore09:55:090
149950,0migration/027040-21fschecks_time08:05:060
149950,0migration/025920-21kthreadcore11:55:100
149950,0migration/024527-21taskset09:54:060
149950,0migration/023736-21sh12:15:070
149950,0migration/022568-21taskset11:54:000
149950,0migration/021991-21proc_pri10:50:140
149950,0migration/021726-21sh11:30:190
149950,0migration/017929-21munin-node07:10:060
149950,0migration/017921-21kthreadcore08:20:100
149950,0migration/017408-21kthreadcore12:10:090
149950,0migration/016468-21kthreadcore12:30:090
149950,0migration/015722-21taskset10:49:010
149950,0migration/015015-21munin-node09:25:150
149950,0migration/014595-21taskset11:49:030
149950,0migration/013698-21munin-node11:25:170
149950,0migration/01192-21taskset08:33:430
149950,0migration/010293-21kthreadcore10:05:090
108519955,0cyclictest0-21swapper/210:30:092
108459954,0cyclictest3514-21snmpd07:20:001
108459954,0cyclictest15684-21irqrtprio12:30:091
108459954,0cyclictest11443-21ps10:45:091
108459950,0cyclictest0-21swapper/112:07:071
108459950,0cyclictest0-21swapper/111:25:211
108449955,0cyclictest0-21swapper/010:22:020
108449950,0cyclictest0-21swapper/009:42:270
339940,0migration/3520-21taskset08:30:163
339940,0migration/34656-21taskset07:20:253
339940,0migration/327077-21kthreadcore07:15:093
339940,0migration/323214-21kthreadcore08:25:123
339940,0migration/311064-21kthreadcore11:05:093
29725040,0irq/27-eth0-tx-9169-21ssh10:25:052
29725040,0irq/27-eth0-tx-9051-21diskmemload09:39:572
29725040,0irq/27-eth0-tx-24298-21munin-node10:55:102
29725040,0irq/27-eth0-tx-17278-21kthreadcore12:10:092
29725040,0irq/27-eth0-tx-15442-21ssh09:05:172
29725040,0irq/27-eth0-tx-15144-21ssh11:50:012
29725040,0irq/27-eth0-tx-0-21swapper/212:15:002
29725040,0irq/27-eth0-tx-0-21swapper/212:00:062
29725040,0irq/27-eth0-tx-0-21swapper/211:45:002
29725040,0irq/27-eth0-tx-0-21swapper/211:25:092
29725040,0irq/27-eth0-tx-0-21swapper/211:19:592
29725040,0irq/27-eth0-tx-0-21swapper/210:15:032
29725040,0irq/27-eth0-tx-0-21swapper/210:10:232
29725040,0irq/27-eth0-tx-0-21swapper/209:50:042
29715040,0irq/26-eth0-rx-31629-21kworker/u8:111:45:043
29715040,0irq/26-eth0-rx-0-21swapper/308:45:123
29715040,0irq/26-eth0-rx-0-21swapper/307:10:103
259940,0migration/29633-21fschecks_time09:45:062
259940,0migration/29390-21aten_r1power_vo09:25:052
259940,0migration/24420-21kthreadcore08:35:092
259940,0migration/232576-21cpuspeed_turbos11:00:072
259940,0migration/229669-21kthreadcore09:55:102
259940,0migration/225973-21fschecks_time09:15:052
259940,0migration/224120-21kthreadcore08:50:092
259940,0migration/223257-21munin-node07:10:142
259940,0migration/217781-21kthreadcore10:50:102
259940,0migration/214129-21aten_r1power_po08:20:042
259940,0migration/213248-21unixbench-2d08:15:162
259940,0migration/212158-21kthreadcore08:40:092
259940,0migration/211558-21fschecks_count07:05:072
259940,0migration/211351-21kthreadcore12:25:102
259940,0migration/21104-21runrttasks08:32:412
249940,0watchdog/219448-21hddtemp_smartct07:35:082
249940,0watchdog/217947-21gltestperf09:10:082
249940,0watchdog/20-21swapper/211:55:112
179940,0migration/19610-21cpuspeed_turbos09:05:041
179940,0migration/19515-21kthreadcore07:25:101
179940,0migration/18379-21munin-node11:05:051
179940,0migration/15061-21kthreadcore09:20:101
179940,0migration/13979-21needreboot12:20:121
179940,0migration/130524-21sh11:16:421
179940,0migration/127783-21kthreadcore12:15:101
179940,0migration/125327-21sshd07:40:021
179940,0migration/121335-21kthreadcore08:00:101
179940,0migration/117515-21munin-node09:30:061
179940,0migration/114275-21unixbench_singl08:40:151
179940,0migration/111608-21fschecks_time07:05:071
179940,0migration/110361-21irqcore09:25:101
169940,0watchdog/125670-21df_abs09:15:041
169940,0watchdog/123940-21ssh10:54:391
169940,0watchdog/117659-21cut11:10:111
169940,0watchdog/114781-21ssh10:25:191
169940,0watchdog/114604-21swap10:05:151
169940,0watchdog/10-21swapper/111:55:111
169940,0watchdog/10-21swapper/108:25:121
169940,0watchdog/10-21swapper/107:55:121
169940,0watchdog/10-21swapper/107:30:161
149940,0migration/03887-21kthreadcore10:00:110
149940,0migration/03887-21kthreadcore10:00:110
149940,0migration/031290-21aten_r1power_po12:00:040
149940,0migration/012756-21kthreadcore07:05:100
108519943,0cyclictest7285-21awk07:50:082
108519943,0cyclictest6251-21awk07:25:082
108519943,0cyclictest3556-21lldpd07:59:592
108519943,0cyclictest3556-21lldpd07:15:592
108519943,0cyclictest31697-21awk12:20:082
108519943,0cyclictest15383-21awk12:30:072
108519943,0cyclictest1500-21awk08:10:072
108519940,0cyclictest0-21swapper/208:49:542
108459944,0cyclictest0-21swapper/111:46:091
108459944,0cyclictest0-21swapper/109:36:431
108459943,0cyclictest8256-21awk08:15:081
108459943,0cyclictest7414-21awk12:25:071
108459943,0cyclictest7333-21awk07:50:081
108459943,0cyclictest701-21awk11:00:091
108459943,0cyclictest3556-21lldpd12:13:301
108459943,0cyclictest3556-21lldpd11:40:301
108459943,0cyclictest3556-21lldpd11:33:301
108459943,0cyclictest3556-21lldpd11:22:291
108459943,0cyclictest3556-21lldpd10:39:591
108459943,0cyclictest3556-21lldpd10:30:291
108459943,0cyclictest3556-21lldpd10:16:591
108459943,0cyclictest3556-21lldpd09:59:591
108459943,0cyclictest3556-21lldpd09:59:591
108459943,0cyclictest3556-21lldpd09:44:581
108459943,0cyclictest3556-21lldpd08:19:591
108459943,0cyclictest3556-21lldpd07:11:591
108459943,0cyclictest3514-21snmpd08:54:451
108459943,0cyclictest3514-21snmpd07:45:001
108459943,0cyclictest29095-21awk08:55:061
108459943,0cyclictest28232-21awk08:30:091
108459943,0cyclictest27336-21awk08:05:081
108459943,0cyclictest26072-21awk09:55:081
108459943,0cyclictest25488-21awk10:35:071
108459943,0cyclictest25242-21awk07:15:071
108459943,0cyclictest24472-21awk11:35:061
108459943,0cyclictest17916-21awk09:50:071
108459943,0cyclictest16136-21awk11:50:081
108459943,0cyclictest1476-21awk08:10:071
108449944,0cyclictest0-21swapper/011:38:390
108449943,0cyclictest9903-21awk09:45:070
108449943,0cyclictest3514-21snmpd07:59:300
108449943,0cyclictest3241-21irqbalance10:26:220
108449943,0cyclictest3241-21irqbalance09:18:320
108449943,0cyclictest24359-21sadc10:34:540
108449943,0cyclictest22973-21cat09:10:170
108449943,0cyclictest21543-21awk08:25:100
108449940,0cyclictest0-21swapper/010:19:540
29715030,0irq/26-eth0-rx-0-21swapper/309:00:063
29715030,0irq/26-eth0-rx-0-21swapper/308:40:043
29715030,0irq/26-eth0-rx-0-21swapper/308:15:053
29715030,0irq/26-eth0-rx-0-21swapper/308:14:503
29715030,0irq/26-eth0-rx-0-21swapper/308:00:053
29715030,0irq/26-eth0-rx-0-21swapper/307:59:343
29715030,0irq/26-eth0-rx-0-21swapper/307:46:103
29715030,0irq/26-eth0-rx-0-21swapper/307:40:063
29715030,0irq/26-eth0-rx-0-21swapper/307:35:273
249930,0watchdog/20-21swapper/207:54:562
169930,0watchdog/118684-21munin-node07:35:081
169930,0watchdog/10-21swapper/110:54:551
169930,0watchdog/10-21swapper/109:00:121
108519933,0cyclictest3556-21lldpd09:00:282
108519933,0cyclictest3556-21lldpd07:19:592
108519932,0cyclictest26265-21awk07:40:092
108519932,0cyclictest12425-21grep07:30:072
108459932,0cyclictest3556-21lldpd10:19:591
108459932,0cyclictest3556-21lldpd08:34:591
108459932,0cyclictest32091-21awk12:00:071
108459932,0cyclictest17932-21cut08:45:101
108459932,0cyclictest1778-21awk09:40:071
108449933,0cyclictest6068-21kworker/0:111:19:560
108449933,0cyclictest6068-21kworker/0:111:09:580
108449933,0cyclictest6068-21kworker/0:110:55:040
108449933,0cyclictest22122-21kworker/0:008:59:590
108449933,0cyclictest22122-21kworker/0:008:54:570
108449933,0cyclictest22122-21kworker/0:008:44:550
108449933,0cyclictest22122-21kworker/0:008:39:550
108449933,0cyclictest22122-21kworker/0:008:14:570
108449933,0cyclictest22122-21kworker/0:008:09:550
108449933,0cyclictest22122-21kworker/0:007:59:550
108449933,0cyclictest22122-21kworker/0:007:19:550
108449933,0cyclictest22122-21kworker/0:007:15:010
108449933,0cyclictest10028-21kworker/0:210:34:570
108449933,0cyclictest10028-21kworker/0:209:30:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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