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2026-01-24 - 22:40
[ 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 Sat Jan 24, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
304450530,0irq/25-eth10-21swapper/307:02:353
232223524,0sleep00-21swapper/007:05:340
224423525,0sleep10-21swapper/107:04:391
198023425,0sleep20-21swapper/207:01:362
24379988,0cyclictest0-21swapper/209:06:212
339960,0migration/38274-21sh09:09:583
339960,0migration/37907-21irqrtprio11:51:163
339960,0migration/36142-21sh11:29:053
339960,0migration/3578-21fschecks_count10:26:143
339960,0migration/324177-21sh09:38:403
339960,0migration/322364-21sh10:57:323
339960,0migration/316546-21sh09:34:393
339960,0migration/313480-21sh12:35:173
29715060,0irq/26-eth0-rx-31735-21ssh09:42:203
29715060,0irq/26-eth0-rx-0-21swapper/311:39:073
24379960,0cyclictest0-21swapper/211:36:202
24369966,0cyclictest502-21diskmemload10:49:291
24369960,0cyclictest0-21swapper/112:17:181
24369960,0cyclictest0-21swapper/111:51:271
24369960,0cyclictest0-21swapper/110:59:441
24359960,0cyclictest6940-21sh10:06:520
24359960,0cyclictest0-21swapper/011:34:320
149960,0migration/07233-21taskset09:46:470
149960,0migration/014176-21sh10:51:590
149960,0migration/014176-21sh10:51:590
8215050,0irq/24-0000:00:9335-21cat07:11:022
8215050,0irq/24-0000:00:31912-21idleruntime-cro10:46:012
4150,0ktimersoftd/00-21swapper/010:48:490
4150,0ktimersoftd/00-21swapper/009:34:460
339950,0migration/38418-21kthreadcore07:56:193
339950,0migration/36916-21timerwakeupswit09:46:243
339950,0migration/36315-21kthreadcore07:31:193
339950,0migration/332305-21kthreadcore12:26:153
339950,0migration/330679-21sh10:42:253
339950,0migration/329222-21sh12:02:383
339950,0migration/328821-21taskset07:22:513
339950,0migration/325338-21aten_r1power_fr09:21:123
339950,0migration/325199-21munin-node08:56:203
339950,0migration/322864-21munin-node09:16:253
339950,0migration/320476-21kthreadcore08:31:183
339950,0migration/319329-21kthreadcore10:36:163
339950,0migration/317658-21kthreadcore12:16:203
339950,0migration/316549-21latency_hist10:16:013
339950,0migration/315372-21latency_hist11:16:013
339950,0migration/314530-21timerandwakeup10:11:233
339950,0migration/312765-21kthreadcore10:51:183
339950,0migration/312765-21kthreadcore10:51:183
339950,0migration/312517-21kthreadcore11:11:173
29725050,0irq/27-eth0-tx-8928-21munin-node09:11:162
29725050,0irq/27-eth0-tx-5569-21ssh11:27:252
29725050,0irq/27-eth0-tx-31855-21ssh09:22:282
29725050,0irq/27-eth0-tx-31770-21munin-node11:06:162
29725050,0irq/27-eth0-tx-30677-21munin-node12:06:182
29725050,0irq/27-eth0-tx-22360-21munin-node12:21:142
29725050,0irq/27-eth0-tx-18890-21munin-node08:31:230
29725050,0irq/27-eth0-tx-16599-21ssh10:36:122
29725050,0irq/27-eth0-tx-15376-21ssh09:52:132
29725050,0irq/27-eth0-tx-10922-21cut11:31:182
29725050,0irq/27-eth0-tx-10770-21grep10:11:162
29725050,0irq/27-eth0-tx-0-21swapper/212:28:002
29725050,0irq/27-eth0-tx-0-21swapper/212:03:092
29725050,0irq/27-eth0-tx-0-21swapper/210:51:032
29725050,0irq/27-eth0-tx-0-21swapper/210:51:032
29725050,0irq/27-eth0-tx-0-21swapper/009:06:120
29725050,0irq/27-eth0-tx-0-21swapper/009:03:510
29725050,0irq/27-eth0-tx-0-21swapper/008:43:470
29725050,0irq/27-eth0-tx-0-21swapper/007:11:170
29725050,0irq/27-eth0-tx-0-21swapper/007:06:230
29715050,0irq/26-eth0-rx-32194-21cut10:46:123
29715050,0irq/26-eth0-rx-31800-21fschecks_time08:16:143
29715050,0irq/26-eth0-rx-302612chrt07:51:073
29715050,0irq/26-eth0-rx-2337-21kthreadcore10:06:183
29715050,0irq/26-eth0-rx-16921-21ssh09:56:043
29715050,0irq/26-eth0-rx-13584-21kthreadcore07:11:193
29715050,0irq/26-eth0-rx-0-21swapper/312:21:183
29715050,0irq/26-eth0-rx-0-21swapper/312:13:383
29715050,0irq/26-eth0-rx-0-21swapper/312:09:093
29715050,0irq/26-eth0-rx-0-21swapper/311:57:473
29715050,0irq/26-eth0-rx-0-21swapper/311:48:303
29715050,0irq/26-eth0-rx-0-21swapper/311:44:373
29715050,0irq/26-eth0-rx-0-21swapper/310:31:063
29715050,0irq/26-eth0-rx-0-21swapper/310:21:123
29715050,0irq/26-eth0-rx-0-21swapper/309:28:163
29715050,0irq/26-eth0-rx-0-21swapper/309:15:073
29715050,0irq/26-eth0-rx-0-21swapper/308:01:243
27150,0ktimersoftd/20-21swapper/210:08:592
259950,0migration/2877-21aten_r1power_cu09:46:122
259950,0migration/231479-21irqrtprio07:51:172
259950,0migration/220786-21sh12:17:132
259950,0migration/219595-21kthreadcore09:16:202
259950,0migration/216959-21munin-node08:01:242
259950,0migration/210951-21needreboot08:21:202
24379955,0cyclictest0-21swapper/211:21:212
24379950,0cyclictest0-21swapper/211:52:532
24379950,0cyclictest0-21swapper/208:51:252
24369955,0cyclictest502-21diskmemload09:32:521
24369955,0cyclictest502-21diskmemload09:06:421
24369955,0cyclictest0-21swapper/112:32:171
24369955,0cyclictest0-21swapper/111:28:161
24369955,0cyclictest0-21swapper/110:20:191
24369955,0cyclictest0-21swapper/109:59:501
24369955,0cyclictest0-21swapper/109:13:101
24369950,0cyclictest0-21swapper/111:59:391
24369950,0cyclictest0-21swapper/110:03:271
24359955,0cyclictest0-21swapper/009:25:060
19150,0ktimersoftd/10-21swapper/111:38:411
19150,0ktimersoftd/10-21swapper/110:08:201
19150,0ktimersoftd/10-21swapper/109:17:131
179950,0migration/130804-21kthreadcore07:26:181
179950,0migration/124171-21kthreadcore12:21:171
169950,0watchdog/123895-21sh11:41:151
149950,0migration/07608-21aten2.4-expect11:11:100
149950,0migration/0719-21kthreadcore07:51:180
149950,0migration/06261-21fschecks_time08:21:150
149950,0migration/05594-21sh10:26:190
149950,0migration/031776-21taskset09:42:270
149950,0migration/030828-21mdstat08:36:180
149950,0migration/030127-21taskset12:05:160
149950,0migration/027997-21kthreadcore11:21:180
149950,0migration/027731-21latency12:21:180
149950,0migration/026977-21kthreadcore07:46:190
149950,0migration/025624-21kthreadcore10:41:170
149950,0migration/024606-21sh10:00:480
149950,0migration/023088-21taskset11:20:500
149950,0migration/022506-21taskset10:36:570
149950,0migration/021241-21missed_timers10:56:190
149950,0migration/02117-21kthreadcore11:06:160
149950,0migration/019162-21kthreadcore10:16:180
149950,0migration/019073-21kthreadcore07:41:190
149950,0migration/017416-21kthreadcore07:16:180
149950,0migration/016977-21latency_hist09:16:010
149950,0migration/014556-21kthreadcore08:51:180
149950,0migration/013494-21taskset11:53:220
339940,0migration/37601-21kthreadcore08:21:193
339940,0migration/34818-21kthreadcore07:06:193
339940,0migration/325317-21kthreadcore11:01:173
29725040,0irq/27-eth0-tx-6350-21munin-node12:11:162
29725040,0irq/27-eth0-tx-5952-21ssh12:31:042
29725040,0irq/27-eth0-tx-502-21diskmemload11:01:272
29725040,0irq/27-eth0-tx-502-21diskmemload09:31:492
29725040,0irq/27-eth0-tx-28208-21ssh10:01:182
29725040,0irq/27-eth0-tx-20862-21ssh11:56:272
29725040,0irq/27-eth0-tx-1093-21munin-node09:26:252
29725040,0irq/27-eth0-tx-0-21swapper/211:46:062
29725040,0irq/27-eth0-tx-0-21swapper/211:16:042
29725040,0irq/27-eth0-tx-0-21swapper/211:11:092
29725040,0irq/27-eth0-tx-0-21swapper/210:56:502
29725040,0irq/27-eth0-tx-0-21swapper/210:47:042
29725040,0irq/27-eth0-tx-0-21swapper/210:26:022
29725040,0irq/27-eth0-tx-0-21swapper/210:21:412
29725040,0irq/27-eth0-tx-0-21swapper/210:16:142
29725040,0irq/27-eth0-tx-0-21swapper/008:56:130
29725040,0irq/27-eth0-tx-0-21swapper/008:18:430
29715040,0irq/26-eth0-rx-14237-21ps08:51:173
29715040,0irq/26-eth0-rx-0-21swapper/311:31:123
29715040,0irq/26-eth0-rx-0-21swapper/311:21:133
29715040,0irq/26-eth0-rx-0-21swapper/311:06:183
29715040,0irq/26-eth0-rx-0-21swapper/310:02:143
29715040,0irq/26-eth0-rx-0-21swapper/309:51:123
29715040,0irq/26-eth0-rx-0-21swapper/308:41:123
29715040,0irq/26-eth0-rx-0-21swapper/307:36:183
259940,0migration/28095-21latency_hist10:31:012
259940,0migration/228916-21runrttasks07:23:582
259940,0migration/228002-21kthreadcore08:11:182
259940,0migration/227012-21fschecks_count09:01:152
259940,0migration/224589-21switchtime08:31:242
259940,0migration/21598-21kthreadcore08:16:182
24379943,0cyclictest3556-21lldpd09:36:362
24379943,0cyclictest3556-21lldpd07:38:352
24379943,0cyclictest3556-21lldpd07:19:052
24379943,0cyclictest3514-21snmpd09:41:162
24379943,0cyclictest3514-21snmpd08:38:462
24379943,0cyclictest3514-21snmpd08:27:312
24379943,0cyclictest3514-21snmpd08:07:312
24369943,0cyclictest8750-21awk10:51:161
24369943,0cyclictest8750-21awk10:51:161
24369943,0cyclictest7324-21awk12:11:161
24369943,0cyclictest3558-21awk07:06:171
24369943,0cyclictest3556-21lldpd07:49:361
24369943,0cyclictest3556-21lldpd07:22:351
24369943,0cyclictest3556-21lldpd07:11:051
24369943,0cyclictest3241-21irqbalance09:41:291
24369943,0cyclictest27519-21awk09:01:171
24369943,0cyclictest17081-21awk10:36:141
24369943,0cyclictest13089-21awk08:26:151
24359944,0cyclictest0-21swapper/012:29:330
24359943,0cyclictest5516-21awk07:56:160
24359943,0cyclictest3514-21snmpd11:43:160
24359943,0cyclictest31830-21awk11:46:140
24359943,0cyclictest31012-21sadc08:16:010
24359943,0cyclictest30265-21awk07:26:160
24359943,0cyclictest24379-21awk08:11:010
24359943,0cyclictest15677-21awk11:56:150
24359943,0cyclictest15243-21awk12:16:180
249940,0watchdog/26758-21kthreadcore07:31:202
249940,0watchdog/223897-21if_err_eth1.211:41:152
249940,0watchdog/222975-21grep09:56:232
249940,0watchdog/20-21swapper/207:56:202
249940,0watchdog/20-21swapper/207:06:162
179940,0migration/19816-21kthreadcore08:21:191
179940,0migration/19216-21kthreadcore07:56:191
179940,0migration/19135-21kthreadcore08:46:171
179940,0migration/18887-21kthreadcore11:31:181
179940,0migration/16726-21kthreadcore07:31:191
179940,0migration/13916-21kthreadcore08:16:191
179940,0migration/127426-21kthreadcore11:01:171
179940,0migration/126879-21kthreadcore09:21:171
179940,0migration/126654-21kthreadcore08:11:181
179940,0migration/125642-21aten_r1power_po08:36:121
179940,0migration/125018-21munin-node10:41:151
179940,0migration/12106-21kthreadcore08:41:161
179940,0migration/119375-21taskset08:53:031
179940,0migration/118723-21munin-node08:06:171
179940,0migration/116389-21taskset07:36:501
179940,0migration/115975-21fschecks_count11:16:131
179940,0migration/112993-21kthreadcore08:01:191
179940,0migration/110945-21kthreadcore10:11:161
179940,0migration/110571-21kthreadcore09:51:171
169940,0watchdog/17352-21ssh09:26:271
169940,0watchdog/16581-21ssh10:27:031
169940,0watchdog/15977-21ssh12:10:471
169940,0watchdog/131077-21ls07:51:161
169940,0watchdog/130085-21munin-node10:21:191
169940,0watchdog/129863-21ssh11:22:151
169940,0watchdog/123494-21which12:01:151
169940,0watchdog/120655-21hwlatdetect08:56:151
169940,0watchdog/10-21swapper/109:46:191
169940,0watchdog/10-21swapper/107:41:201
149940,0migration/07936-21sh09:27:590
149940,0migration/027181-21kthreadcore07:21:190
149940,0migration/016925-21kthreadcore11:36:170
149940,0migration/014045-21kthreadcore08:26:170
149940,0migration/013777-21kthreadcore09:11:180
149940,0migration/013031-21kthreadcore10:31:210
149940,0migration/011381-21kthreadcore12:11:180
29725030,0irq/27-eth0-tx-0-21swapper/008:01:140
29715030,0irq/26-eth0-rx-0-21swapper/309:01:133
29715030,0irq/26-eth0-rx-0-21swapper/308:46:093
29715030,0irq/26-eth0-rx-0-21swapper/308:36:113
29715030,0irq/26-eth0-rx-0-21swapper/308:12:123
29715030,0irq/26-eth0-rx-0-21swapper/308:09:293
29715030,0irq/26-eth0-rx-0-21swapper/307:41:203
29715030,0irq/26-eth0-rx-0-21swapper/307:28:103
24379932,0cyclictest7557-21irqcore08:46:172
24379932,0cyclictest30172-21awk07:26:152
24379932,0cyclictest17150-21cpu07:41:142
24369932,0cyclictest8475-21ethtool11:11:141
24369932,0cyclictest3241-21irqbalance10:34:091
24369932,0cyclictest19797-21awk08:31:171
24359933,0cyclictest15380-21kworker/0:110:24:240
24359933,0cyclictest15380-21kworker/0:110:15:500
24359933,0cyclictest15380-21kworker/0:110:01:080
24359933,0cyclictest15157-21kworker/0:011:26:180
24359932,0cyclictest7699-21grep08:46:170
24359932,0cyclictest4529-21awk07:31:170
24359932,0cyclictest4101-21sensors12:06:220
24359932,0cyclictest3556-21lldpd09:51:360
24359932,0cyclictest24750-21awk11:01:150
24359932,0cyclictest18196-21awk09:36:150
24359932,0cyclictest11290-21awk07:36:170
24359932,0cyclictest10548-21grep12:31:170
249930,0watchdog/20-21swapper/208:56:152
179930,0migration/119178-21kthreadcore09:36:171
169930,0watchdog/10-21swapper/112:26:151
169930,0watchdog/10-21swapper/111:46:111
169930,0watchdog/10-21swapper/111:06:111
169930,0watchdog/10-21swapper/107:16:161
29715020,0irq/26-eth0-rx-0-21swapper/308:26:173
29715020,0irq/26-eth0-rx-0-21swapper/307:46:133
29715020,0irq/26-eth0-rx-0-21swapper/307:16:093
24379921,0cyclictest0-21swapper/208:41:012
249920,0watchdog/20-21swapper/207:46:042
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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