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2026-01-23 - 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 Fri Jan 23, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3096325857,0sleep20-21swapper/207:04:332
31175994216,0cyclictest16958-21kworker/2:212:20:232
31175994141,0cyclictest16958-21kworker/2:212:22:382
31173993939,0cyclictest3241-21irqbalance12:21:540
3080423727,0sleep30-21swapper/307:02:383
3099223524,0sleep00-21swapper/007:04:470
3107323424,0sleep10-21swapper/107:05:441
31174992828,0cyclictest3556-21lldpd12:20:381
31173992727,0cyclictest32398-21kworker/0:012:20:210
8215060,0irq/24-0000:00:603-21idleruntime-cro07:56:072
339960,0migration/36318-21fschecks_time11:36:193
339960,0migration/319864-21sh09:59:093
311759960,0cyclictest0-21swapper/210:51:142
29715060,0irq/26-eth0-rx-2945-21ssh10:07:353
149960,0migration/0717-21sh11:10:480
149960,0migration/017056-21sh12:04:380
8215050,0irq/24-0000:00:15096-21cat08:31:072
8215050,0irq/24-0000:00:12183-21basename07:16:072
339950,0migration/39822-21cpuspeed_turbos08:51:183
339950,0migration/39804-21kthreadcore09:31:243
339950,0migration/38036-21taskset08:22:163
339950,0migration/36218-21taskset07:33:483
339950,0migration/33478-21taskset09:48:033
339950,0migration/331556-21latency_hist11:01:073
339950,0migration/330657-21taskset10:54:453
339950,0migration/329409-21kthreadcore08:16:233
339950,0migration/328460-21taskset10:37:523
339950,0migration/326388-21taskset07:50:593
339950,0migration/324286-21irqcore11:26:213
339950,0migration/323000-21munin-node09:01:193
339950,0migration/322990-21kthreadcore09:21:233
339950,0migration/321609-21fschecks_time08:11:203
339950,0migration/318572-21taskset07:18:203
339950,0migration/316708-21idleruntime11:21:213
339950,0migration/314794-21kthreadcore10:16:233
339950,0migration/314138-21latency_hist08:06:073
339950,0migration/311956-21munin-node07:36:243
339950,0migration/311801-21runrttasks09:13:073
339950,0migration/311052-21missed_timers07:11:233
311759950,0cyclictest0-21swapper/212:10:512
311759950,0cyclictest0-21swapper/210:19:522
311759950,0cyclictest0-21swapper/210:15:372
311749955,0cyclictest29240-21diskmemload11:25:021
311749950,0cyclictest0-21swapper/111:53:241
311749950,0cyclictest0-21swapper/107:21:271
311739955,0cyclictest0-21swapper/011:31:370
311739955,0cyclictest0-21swapper/010:07:450
311739950,0cyclictest0-21swapper/011:57:000
311739950,0cyclictest0-21swapper/009:47:340
311739950,0cyclictest0-21swapper/009:11:090
29725050,0irq/27-eth0-tx-4636-21ssh11:32:372
29725050,0irq/27-eth0-tx-32336-21munin-node07:31:190
29725050,0irq/27-eth0-tx-2749-21ssh10:07:002
29725050,0irq/27-eth0-tx-19052-21munin-node07:21:280
29725050,0irq/27-eth0-tx-13151-21munin-node09:16:252
29725050,0irq/27-eth0-tx-0-21swapper/212:31:132
29725050,0irq/27-eth0-tx-0-21swapper/211:38:152
29725050,0irq/27-eth0-tx-0-21swapper/209:52:152
29725050,0irq/27-eth0-tx-0-21swapper/209:07:542
29725050,0irq/27-eth0-tx-0-21swapper/009:03:090
29725050,0irq/27-eth0-tx-0-21swapper/008:19:410
29725050,0irq/27-eth0-tx-0-21swapper/008:06:270
29725050,0irq/27-eth0-tx-0-21swapper/007:46:250
29725050,0irq/27-eth0-tx-0-21swapper/007:07:460
29715050,0irq/26-eth0-rx-7659-21kthreadcore10:11:223
29715050,0irq/26-eth0-rx-7379-21sh12:21:503
29715050,0irq/26-eth0-rx-318-21ssh11:09:013
29715050,0irq/26-eth0-rx-31263-21fschecks_time11:31:193
29715050,0irq/26-eth0-rx-27872-21ssh10:04:103
29715050,0irq/26-eth0-rx-16366-21ssh12:33:323
29715050,0irq/26-eth0-rx-12690-21kthreadcore12:01:213
29715050,0irq/26-eth0-rx-0-21swapper/312:11:233
29715050,0irq/26-eth0-rx-0-21swapper/312:07:593
29715050,0irq/26-eth0-rx-0-21swapper/311:50:553
29715050,0irq/26-eth0-rx-0-21swapper/311:16:223
29715050,0irq/26-eth0-rx-0-21swapper/309:51:193
29715050,0irq/26-eth0-rx-0-21swapper/309:41:233
29715050,0irq/26-eth0-rx-0-21swapper/309:36:193
29715050,0irq/26-eth0-rx-0-21swapper/309:16:273
29715050,0irq/26-eth0-rx-0-21swapper/307:26:223
27150,0ktimersoftd/20-21swapper/209:32:062
259950,0migration/232391-21kthreadcore08:41:232
259950,0migration/229586-21kthreadcore12:11:232
259950,0migration/229132-21kernelversion11:51:222
259950,0migration/223637-21kthreadcore10:01:242
259950,0migration/219417-21sh09:36:452
259950,0migration/217515-21latency_hist12:06:072
179950,0migration/18697-21aten_r1power_vo11:16:171
179950,0migration/125159-21kthreadcore11:46:221
169950,0watchdog/18610-21munin-node08:26:171
169950,0watchdog/113342-21python08:01:291
149950,0migration/04002-21kthreadcore08:21:250
149950,0migration/032693-21kthreadcore11:51:230
149950,0migration/031494-21timerwakeupswit07:26:280
149950,0migration/030487-21kthreadcore07:51:240
149950,0migration/029653-21taskset11:27:540
149950,0migration/02800-21smart_sda09:26:280
149950,0migration/027488-21latency_hist08:16:070
149950,0migration/026961-21taskset10:26:180
149950,0migration/022013-21kthreadcore12:06:240
149950,0migration/018971-21taskset10:17:260
149950,0migration/01869-21kthreadcore09:06:230
149950,0migration/018600-21missed_timers09:36:250
149950,0migration/018122-21kthreadcore11:21:230
149950,0migration/015919-21kthreadcore09:16:230
149950,0migration/013453-21timerandwakeup08:01:300
149950,0migration/012887-21munin-node09:56:170
149950,0migration/012508-21kthreadcore12:31:170
149950,0migration/011772-21kthreadcore08:51:220
149950,0migration/01044-21kthreadcore08:41:230
339940,0migration/35823-21kthreadcore11:11:233
339940,0migration/332042-21kthreadcore08:41:233
339940,0migration/324842-21timerandwakeup07:21:293
339940,0migration/323066-21irqcore08:36:233
339940,0migration/320060-21kthreadcore08:56:233
339940,0migration/319832-21sh11:44:263
311759943,0cyclictest7688-21irqcore07:36:222
311759943,0cyclictest3556-21lldpd10:46:482
311759943,0cyclictest3514-21snmpd11:05:382
311759943,0cyclictest3514-21snmpd10:44:532
311759943,0cyclictest3514-21snmpd10:38:082
311759943,0cyclictest3514-21snmpd10:34:532
311759943,0cyclictest3514-21snmpd09:03:072
311759943,0cyclictest3514-21snmpd08:52:072
311759943,0cyclictest3514-21snmpd08:03:372
311759943,0cyclictest3514-21snmpd07:31:212
311759943,0cyclictest21051-21awk10:21:262
311759940,0cyclictest27377-21dump-pmu-power08:16:072
311749944,0cyclictest29240-21diskmemload10:16:081
311749944,0cyclictest0-21swapper/112:01:081
311749944,0cyclictest0-21swapper/110:04:091
311749943,0cyclictest6529-21awk11:36:201
311749943,0cyclictest5390-21awk10:11:201
311749943,0cyclictest3556-21lldpd12:31:591
311749943,0cyclictest3556-21lldpd12:26:291
311749943,0cyclictest3556-21lldpd10:35:081
311749943,0cyclictest3556-21lldpd10:27:381
311749943,0cyclictest3556-21lldpd09:33:071
311749943,0cyclictest22795-21awk08:36:221
311749943,0cyclictest20917-21awk07:46:211
311749943,0cyclictest18631-21awk12:06:221
311749943,0cyclictest14184-21awk07:41:221
311749943,0cyclictest13950-21awk11:41:201
311749943,0cyclictest13672-21awk09:56:201
311749943,0cyclictest13253-21awk07:16:211
311739943,0cyclictest9588-21awk08:26:220
311739943,0cyclictest9511-21awk11:16:210
311739943,0cyclictest6614-21awk07:11:200
311739943,0cyclictest6104-21awk09:31:220
311739943,0cyclictest5440-21awk10:11:210
311739943,0cyclictest3514-21snmpd11:11:380
311739943,0cyclictest3514-21snmpd09:55:230
311739943,0cyclictest3241-21irqbalance09:22:350
311739943,0cyclictest32398-21kworker/0:011:41:300
311739943,0cyclictest22073-21awk09:41:210
311739943,0cyclictest19752-21sadc07:46:070
29725040,0irq/27-eth0-tx-9335-21kthreadcore09:11:242
29725040,0irq/27-eth0-tx-29176-21munin-node09:46:232
29725040,0irq/27-eth0-tx-13807-21if_eth1.309:56:212
29725040,0irq/27-eth0-tx-0-21swapper/212:30:122
29725040,0irq/27-eth0-tx-0-21swapper/211:27:002
29725040,0irq/27-eth0-tx-0-21swapper/211:21:182
29725040,0irq/27-eth0-tx-0-21swapper/211:17:382
29725040,0irq/27-eth0-tx-0-21swapper/211:15:442
29725040,0irq/27-eth0-tx-0-21swapper/211:00:522
29725040,0irq/27-eth0-tx-0-21swapper/209:41:262
29725040,0irq/27-eth0-tx-0-21swapper/209:26:582
29715040,0irq/26-eth0-rx-6559-21runrttasks12:18:243
29715040,0irq/26-eth0-rx-29844-40yum-updatesd-he10:49:113
29715040,0irq/26-eth0-rx-15917-21munin-node08:31:203
29715040,0irq/26-eth0-rx-0-21swapper/312:26:413
29715040,0irq/26-eth0-rx-0-21swapper/311:57:273
29715040,0irq/26-eth0-rx-0-21swapper/309:26:323
29715040,0irq/26-eth0-rx-0-21swapper/309:06:503
29715040,0irq/26-eth0-rx-0-21swapper/308:46:233
29715040,0irq/26-eth0-rx-0-21swapper/308:29:413
29715040,0irq/26-eth0-rx-0-21swapper/308:07:153
259940,0migration/26589-21kthreadcore08:46:242
259940,0migration/25124-21kthreadcore11:56:222
259940,0migration/24581-21kthreadcore08:21:252
259940,0migration/232725-21runrttasks11:08:422
259940,0migration/231802-21kthreadcore08:16:242
259940,0migration/227082-21kthreadcore07:26:222
259940,0migration/222981-21kthreadcore11:46:222
259940,0migration/218809-21kthreadcore08:06:252
259940,0migration/216285-21aten_r1power_po08:56:172
259940,0migration/216233-21if_eth1.208:31:222
259940,0migration/215161-21kthreadcore11:41:222
259940,0migration/213538-21irqcore07:16:222
249940,0watchdog/232190-21idleruntime07:06:222
249940,0watchdog/227207-21memory08:36:252
249940,0watchdog/222199-21if_eth009:21:212
249940,0watchdog/21738-21if_err_eth107:56:212
179940,0migration/19354-21kthreadcore07:36:231
179940,0migration/16569-21kthreadcore09:51:241
179940,0migration/15861-21if_err_eth1.209:11:211
179940,0migration/15721-21kthreadcore11:11:231
179940,0migration/15136-21kthreadcore07:31:241
179940,0migration/14968-21kthreadcore11:56:221
179940,0migration/14594-21sh09:10:471
179940,0migration/132187-21latency_hist11:06:071
179940,0migration/129927-21kthreadcore07:51:241
179940,0migration/129579-21kthreadcore07:26:231
179940,0migration/128636-21timerwakeupswit09:01:301
179940,0migration/126887-21kthreadcore11:26:231
179940,0migration/12171-21kthreadcore07:06:241
179940,0migration/119757-21kthreadcore08:31:241
179940,0migration/11755-21munin-node07:56:221
179940,0migration/11745-21munin-node08:41:261
179940,0migration/117123-21if_eth1.208:56:211
179940,0migration/112999-21kthreadcore08:51:231
169940,0watchdog/15212-21cut08:21:251
169940,0watchdog/13981-21ssh09:28:331
169940,0watchdog/131050-21taskset10:56:411
169940,0watchdog/123226-21kthreadcore10:21:291
169940,0watchdog/121216-21aten2.4-expect09:41:171
169940,0watchdog/118678-21netstat09:36:251
169940,0watchdog/10-21swapper/110:06:251
169940,0watchdog/10-21swapper/109:17:091
169940,0watchdog/10-21swapper/108:06:211
149940,0migration/03533-21fschecks_time08:46:200
149940,0migration/022960-21kthreadcore10:21:290
149940,0migration/022451-21kthreadcore11:46:220
311759932,0cyclictest3514-21snmpd10:30:082
311759932,0cyclictest19279-21tr07:21:192
311759932,0cyclictest14601-21irqstats07:41:232
311759930,0cyclictest0-21swapper/207:48:312
311749933,0cyclictest3556-21lldpd07:11:361
311749932,0cyclictest3556-21lldpd10:52:381
311749932,0cyclictest3556-21lldpd10:41:481
311749932,0cyclictest32371-21cut11:06:141
311749932,0cyclictest31512-21awk11:31:201
311749930,0cyclictest0-21swapper/110:38:311
311739933,0cyclictest32398-21kworker/0:012:26:150
311739933,0cyclictest32398-21kworker/0:012:11:180
311739933,0cyclictest32398-21kworker/0:011:36:440
311739933,0cyclictest32398-21kworker/0:011:01:100
311739933,0cyclictest32398-21kworker/0:010:56:220
311739933,0cyclictest32398-21kworker/0:010:51:440
311739933,0cyclictest32398-21kworker/0:010:46:460
311739933,0cyclictest32398-21kworker/0:010:41:260
311739933,0cyclictest32398-21kworker/0:010:36:080
311739933,0cyclictest32398-21kworker/0:010:31:160
311739933,0cyclictest32398-21kworker/0:010:01:200
311739933,0cyclictest32398-21kworker/0:007:56:190
311739933,0cyclictest32398-21kworker/0:007:36:310
311739933,0cyclictest13284-21awk07:16:210
311739932,0cyclictest22659-21grep08:36:210
311739930,0cyclictest16170-21munin-node08:56:180
29725030,0irq/27-eth0-tx-0-21swapper/008:31:180
29715030,0irq/26-eth0-rx-0-21swapper/311:51:343
29715030,0irq/26-eth0-rx-0-21swapper/311:02:553
29715030,0irq/26-eth0-rx-0-21swapper/310:43:013
29715030,0irq/26-eth0-rx-0-21swapper/310:32:113
29715030,0irq/26-eth0-rx-0-21swapper/310:26:423
29715030,0irq/26-eth0-rx-0-21swapper/310:21:123
29715030,0irq/26-eth0-rx-0-21swapper/307:51:183
29715030,0irq/26-eth0-rx-0-21swapper/307:42:303
29715030,0irq/26-eth0-rx-0-21swapper/307:06:263
169930,0watchdog/18273-21munin-node08:46:251
169930,0watchdog/13017-21ssh09:46:491
169930,0watchdog/10-21swapper/112:23:081
169930,0watchdog/10-21swapper/112:12:481
169930,0watchdog/10-21swapper/109:21:211
311749921,0cyclictest27626-21basename08:16:181
29715020,0irq/26-eth0-rx-0-21swapper/307:56:173
169920,0watchdog/10-21swapper/110:46:091
169920,0watchdog/10-21swapper/108:11:091
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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