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2026-02-16 - 22:29
[ 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 376 highest latencies:
System rack1slot2s.osadl.org (updated Mon Feb 16, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
461529089,0sleep20-21swapper/207:02:212
469723928,0sleep00-21swapper/007:03:200
304450350,0irq/25-eth10-21swapper/306:58:563
369223424,0sleep10-21swapper/106:59:121
48239965,0cyclictest182592sleep209:11:222
48239960,0cyclictest0-21swapper/212:03:312
48239960,0cyclictest0-21swapper/210:54:562
48219960,0cyclictest16890-21ntp_states09:09:100
48219960,0cyclictest0-21swapper/011:19:050
339960,0migration/37748-21sh12:07:253
339960,0migration/37659-21diskmemload11:45:423
339960,0migration/325796-21sh10:16:223
339960,0migration/323477-21sh12:16:463
339960,0migration/31946-21sh09:41:053
339960,0migration/316193-21sh11:30:583
339960,0migration/314608-21sh12:30:263
29715060,0irq/26-eth0-rx-8712-21memory09:04:083
29715060,0irq/26-eth0-rx-30013-21ntp_states12:19:093
29715060,0irq/26-eth0-rx-24242-21kthreadcore09:34:113
29715060,0irq/26-eth0-rx-23906-21unixbench_multi11:14:143
29715060,0irq/26-eth0-rx-19684-21iostat_ios10:34:073
29715060,0irq/26-eth0-rx-0-21swapper/309:31:563
259960,0migration/24673-21kthreadcore12:24:082
149960,0migration/08918-21sh11:28:020
149960,0migration/010240-21sh10:07:280
8215050,0irq/24-0000:00:20156-21perf08:03:522
8215050,0irq/24-0000:00:14465-21ls08:23:512
48239955,0cyclictest0-21swapper/211:44:172
48239955,0cyclictest0-21swapper/211:06:552
48239955,0cyclictest0-21swapper/210:44:232
48239950,0cyclictest0-21swapper/211:00:562
48239950,0cyclictest0-21swapper/210:06:422
48239950,0cyclictest0-21swapper/209:17:122
48229955,0cyclictest0-21swapper/110:09:061
48229950,0cyclictest0-21swapper/111:16:351
48229950,0cyclictest0-21swapper/111:04:081
48229950,0cyclictest0-21swapper/110:59:151
48229950,0cyclictest0-21swapper/110:30:051
48229950,0cyclictest0-21swapper/109:38:311
48219955,0cyclictest0-21swapper/011:15:180
48219955,0cyclictest0-21swapper/010:39:020
48219950,0cyclictest0-21swapper/010:28:000
339950,0migration/39827-21kthreadcore08:19:073
339950,0migration/39278-21taskset10:25:403
339950,0migration/35956-21kthreadcore09:44:083
339950,0migration/34915-21kthreadcore07:49:093
339950,0migration/332712-21munin-node09:59:093
339950,0migration/331991-21kthreadcore08:59:083
339950,0migration/331649-21latency_hist07:23:523
339950,0migration/328730-21kthreadcore07:44:103
339950,0migration/328515-21fschecks_count08:34:053
339950,0migration/327587-21fschecks_time10:19:043
339950,0migration/323375-21kthreadcore09:54:103
339950,0migration/32258-21sh09:21:483
339950,0migration/322388-21kthreadcore08:04:093
339950,0migration/317983-21taskset07:12:123
339950,0migration/313429-21gltestperf07:34:053
339950,0migration/311913-21timerwakeupswit07:29:143
339950,0migration/311133-21aten_r1power_po10:09:033
339950,0migration/310233-21kthreadcore07:04:103
29725050,0irq/27-eth0-tx-8990-21munin-node08:44:050
29725050,0irq/27-eth0-tx-8078-21awk12:29:022
29725050,0irq/27-eth0-tx-3398-21munin-node09:24:072
29725050,0irq/27-eth0-tx-28938-21kthreadcore09:19:082
29725050,0irq/27-eth0-tx-27991-21munin-node08:34:140
29725050,0irq/27-eth0-tx-23285-21ssh11:54:462
29725050,0irq/27-eth0-tx-19271-21ssh09:53:552
29725050,0irq/27-eth0-tx-11662-21munin-node09:29:112
29725050,0irq/27-eth0-tx-0-21swapper/212:23:302
29725050,0irq/27-eth0-tx-0-21swapper/211:35:092
29725050,0irq/27-eth0-tx-0-21swapper/211:19:102
29725050,0irq/27-eth0-tx-0-21swapper/211:18:222
29725050,0irq/27-eth0-tx-0-21swapper/211:09:092
29725050,0irq/27-eth0-tx-0-21swapper/210:26:212
29725050,0irq/27-eth0-tx-0-21swapper/209:59:032
29725050,0irq/27-eth0-tx-0-21swapper/209:48:382
29725050,0irq/27-eth0-tx-0-21swapper/008:41:310
29725050,0irq/27-eth0-tx-0-21swapper/007:34:100
29715050,0irq/26-eth0-rx-0-21swapper/312:28:333
29715050,0irq/26-eth0-rx-0-21swapper/311:54:173
29715050,0irq/26-eth0-rx-0-21swapper/311:50:233
29715050,0irq/26-eth0-rx-0-21swapper/311:39:073
29715050,0irq/26-eth0-rx-0-21swapper/311:19:483
29715050,0irq/26-eth0-rx-0-21swapper/311:09:073
29715050,0irq/26-eth0-rx-0-21swapper/310:54:043
29715050,0irq/26-eth0-rx-0-21swapper/310:49:083
29715050,0irq/26-eth0-rx-0-21swapper/310:44:013
29715050,0irq/26-eth0-rx-0-21swapper/310:39:033
29715050,0irq/26-eth0-rx-0-21swapper/310:29:063
29715050,0irq/26-eth0-rx-0-21swapper/310:04:003
29715050,0irq/26-eth0-rx-0-21swapper/309:49:503
29715050,0irq/26-eth0-rx-0-21swapper/309:24:073
29715050,0irq/26-eth0-rx-0-21swapper/309:09:033
29715050,0irq/26-eth0-rx-0-21swapper/308:29:113
29715050,0irq/26-eth0-rx-0-21swapper/307:19:083
259950,0migration/24054-21gltestperf09:04:042
259950,0migration/228094-21kthreadcore10:39:082
259950,0migration/222215-21kthreadcore09:34:102
259950,0migration/217243-21sh10:30:332
259950,0migration/216352-21kthreadcore08:24:072
259950,0migration/212767-21irqcore07:09:082
259950,0migration/212351-21irqcore09:49:072
259950,0migration/211761-21gltestperf10:09:052
179950,0migration/17927-21munin-node10:44:111
179950,0migration/15610-21runrttasks07:26:441
179950,0migration/131443-21ksmtuned07:23:431
179950,0migration/121392-21kthreadcore09:14:071
179950,0migration/119799-21kthreadcore10:54:071
179950,0migration/114145-21kthreadcore07:09:081
169950,0watchdog/10-21swapper/110:24:091
149950,0migration/08911-21munin-node12:09:020
149950,0migration/08628-21fschecks_time12:29:050
149950,0migration/08146-21taskset11:04:150
149950,0migration/07779-21ksmtuned08:18:440
149950,0migration/07618-21sh11:45:340
149950,0migration/031821-21needreboot10:59:090
149950,0migration/030868-21sh12:20:020
149950,0migration/028923-21kthreadcore08:09:080
149950,0migration/026186-21aten_r1power_vo07:44:050
149950,0migration/025859-21idleruntime07:19:060
149950,0migration/024286-21timerwakeupswit10:54:130
149950,0migration/022919-21kthreadcore08:29:070
149950,0migration/018224-21irqrtprio11:54:050
149950,0migration/017211-21kthreadcore08:49:070
149950,0migration/016273-21kthreadcore09:29:100
149950,0migration/015972-21sh11:30:200
149950,0migration/01558-21irqrtprio07:49:080
149950,0migration/01501-21kthreadcore07:24:060
149950,0migration/013357-21kthreadcore07:09:080
149950,0migration/012885-21kthreadcore11:09:070
149950,0migration/011085-21fschecks_count10:29:030
8215040,0irq/24-0000:00:18591-21cat10:33:512
48239944,0cyclictest0-21swapper/211:49:102
48239944,0cyclictest0-21swapper/210:48:572
48239943,0cyclictest3514-21snmpd08:47:172
48239943,0cyclictest3514-21snmpd07:42:322
48239943,0cyclictest3514-21snmpd07:42:322
48239943,0cyclictest3514-21snmpd07:37:162
48239943,0cyclictest3514-21snmpd07:33:162
48239943,0cyclictest3514-21snmpd07:27:312
48239943,0cyclictest3514-21snmpd07:05:012
48229944,0cyclictest0-21swapper/109:53:581
48229944,0cyclictest0-21swapper/107:39:101
48229944,0cyclictest0-21swapper/107:39:101
48229943,0cyclictest9016-21awk12:29:071
48229943,0cyclictest7928-21awk07:54:071
48229943,0cyclictest599-21sadc11:43:511
48229943,0cyclictest4171-21awk09:04:051
48229943,0cyclictest3514-21snmpd12:24:471
48229943,0cyclictest3514-21snmpd12:14:471
48229943,0cyclictest3514-21snmpd12:04:471
48229943,0cyclictest3514-21snmpd12:01:171
48229943,0cyclictest3514-21snmpd11:49:471
48229943,0cyclictest3514-21snmpd11:44:171
48229943,0cyclictest3514-21snmpd10:17:021
48229943,0cyclictest3514-21snmpd09:44:471
48229943,0cyclictest29870-21awk08:59:061
48229943,0cyclictest28487-21awk09:19:061
48229943,0cyclictest27865-21awk08:09:051
48229943,0cyclictest27664-21grep08:54:101
48229943,0cyclictest27011-21awk07:44:081
48229943,0cyclictest26705-21awk11:19:051
48229943,0cyclictest21360-21awk08:04:071
48229943,0cyclictest19635-21awk10:34:061
48229943,0cyclictest17598-21sadc11:13:511
48229943,0cyclictest11241-21awk10:49:061
48219944,0cyclictest0-21swapper/010:34:280
48219944,0cyclictest0-21swapper/009:36:460
48219944,0cyclictest0-21swapper/009:21:380
48219943,0cyclictest6014-21awk07:04:080
48219943,0cyclictest3556-21lldpd11:34:400
48219943,0cyclictest3514-21snmpd07:56:170
48219943,0cyclictest3241-21irqbalance10:44:190
48219943,0cyclictest3241-21irqbalance10:13:590
48219943,0cyclictest3241-21irqbalance10:09:390
48219943,0cyclictest25795-21sadc07:43:520
48219943,0cyclictest25795-21sadc07:43:520
48219943,0cyclictest21336-21awk08:04:070
48219943,0cyclictest19120-21grep07:14:050
48219940,0cyclictest0-21swapper/010:51:580
48219940,0cyclictest0-21swapper/009:45:170
4140,0ktimersoftd/00-21swapper/011:42:170
339940,0migration/38111-21diskmemload11:25:403
339940,0migration/332683-21sh10:59:493
339940,0migration/329108-21kthreadcore08:09:083
339940,0migration/323259-21kthreadcore07:14:093
339940,0migration/322859-21fschecks_time08:54:043
339940,0migration/320590-21diskmemload11:34:083
339940,0migration/320037-21missed_timers08:24:093
339940,0migration/311951-21kthreadcore12:09:073
29725040,0irq/27-eth0-tx-0-21swapper/212:15:292
29725040,0irq/27-eth0-tx-0-21swapper/211:40:092
29725040,0irq/27-eth0-tx-0-21swapper/211:29:132
29725040,0irq/27-eth0-tx-0-21swapper/210:20:222
29725040,0irq/27-eth0-tx-0-21swapper/009:04:050
29725040,0irq/27-eth0-tx-0-21swapper/009:01:350
29715040,0irq/26-eth0-rx-2660-21diskstats08:39:053
29715040,0irq/26-eth0-rx-26116-21grep11:59:063
29715040,0irq/26-eth0-rx-0-21swapper/311:04:393
29715040,0irq/26-eth0-rx-0-21swapper/309:15:163
29715040,0irq/26-eth0-rx-0-21swapper/307:54:143
259940,0migration/2440-21aten_r1power_cu12:04:012
259940,0migration/232470-21runrttasks07:48:502
259940,0migration/230571-21kthreadcore09:39:072
259940,0migration/222462-21cpu08:54:032
259940,0migration/220307-21latency_hist08:03:522
259940,0migration/218889-21latency_hist10:13:512
259940,0migration/215704-21aten_r1power_en08:49:022
259940,0migration/21440-21aten_r1power_fr11:24:022
249940,0watchdog/20-21swapper/212:09:012
249940,0watchdog/20-21swapper/208:59:132
249940,0watchdog/20-21swapper/207:14:022
179940,0migration/17588-21latency08:39:101
179940,0migration/16911-21missed_timers11:24:091
179940,0migration/126855-21kthreadcore12:19:061
179940,0migration/124200-21kthreadcore08:29:081
179940,0migration/122247-21kthreadcore07:14:081
179940,0migration/121768-21taskset08:50:331
179940,0migration/119179-21kthreadcore11:54:061
179940,0migration/114707-21if_eth1.307:59:071
179940,0migration/11068-21munin-node09:39:131
179940,0migration/110151-21kthreadcore12:09:061
169940,0watchdog/1953-21ssh10:20:051
169940,0watchdog/14587-21kthreadcore10:04:091
169940,0watchdog/131685-21kthreadcore10:39:091
169940,0watchdog/118916-21ssh09:32:371
169940,0watchdog/1189132sleep107:36:181
169940,0watchdog/117783-21ssh09:10:051
169940,0watchdog/116698-21ssh11:32:291
169940,0watchdog/10-21swapper/111:34:091
169940,0watchdog/10-21swapper/109:59:051
169940,0watchdog/10-21swapper/109:49:091
169940,0watchdog/10-21swapper/108:34:101
149940,0migration/04221-21kthreadcore12:24:080
149940,0migration/029240-21kthreadcore09:39:070
149940,0migration/026927-21kthreadcore08:54:090
149940,0migration/020971-21kthreadcore09:14:070
149940,0migration/017051-21fschecks_count12:14:030
149940,0migration/013038-21kthreadcore11:49:070
48239932,0cyclictest7943-21awk07:54:072
48239932,0cyclictest6028-21sensors07:49:132
48239932,0cyclictest3514-21snmpd07:19:012
48239930,0cyclictest27725-21perl08:09:042
48229932,0cyclictest7050-21awk07:29:071
48229932,0cyclictest15594-21awk08:24:051
48229932,0cyclictest13687-21sensors08:19:121
48229930,0cyclictest3832-21df_inode09:24:031
48219933,0cyclictest28266-21awk09:59:060
48219933,0cyclictest25710-21kworker/0:212:04:520
48219933,0cyclictest1593-21kworker/0:207:28:570
48219933,0cyclictest14709-21awk07:59:070
48219933,0cyclictest13519-21kworker/0:110:19:020
48219933,0cyclictest13519-21kworker/0:109:49:080
48219933,0cyclictest13519-21kworker/0:108:23:550
48219932,0cyclictest8089-21aten2.4-expect08:19:020
48219932,0cyclictest3836-21diskstats09:24:030
48219932,0cyclictest24927-21munin-node11:59:040
48219932,0cyclictest20296-21awk09:54:080
339930,0migration/315022-21runrttasks08:44:273
29715030,0irq/26-eth0-rx-0-21swapper/308:14:033
29715030,0irq/26-eth0-rx-0-21swapper/308:01:313
29715030,0irq/26-eth0-rx-0-21swapper/307:39:033
29715030,0irq/26-eth0-rx-0-21swapper/307:39:033
259930,0migration/222596-21irqrtprio08:29:072
249930,0watchdog/22106-21if_err_eth1.208:14:062
249930,0watchdog/20-21swapper/208:39:102
249930,0watchdog/20-21swapper/208:34:102
179930,0migration/19404-21forks08:44:041
169930,0watchdog/10-21swapper/108:14:061
169930,0watchdog/10-21swapper/107:04:101
29715020,0irq/26-eth0-rx-0-21swapper/308:49:503
169920,0watchdog/10-21swapper/107:48:541
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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