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2026-01-22 - 15:50
[ 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 Jan 22, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1777926059,0sleep20-21swapper/207:02:332
304450350,0irq/25-eth10-21swapper/307:01:583
1804323521,0sleep00-21swapper/007:05:390
1797823424,0sleep10-21swapper/107:04:521
4170,0ktimersoftd/00-21swapper/012:15:100
35170,0ktimersoftd/30-21swapper/312:15:103
339960,0migration/331377-21sh09:33:213
339960,0migration/324816-21sh09:58:553
339960,0migration/316396-21taskset10:13:263
339960,0migration/316091-21sh09:51:553
339960,0migration/311318-21sh11:48:553
19160,0ktimersoftd/10-21swapper/112:15:101
149960,0migration/02901-21sh11:43:040
149960,0migration/022467-21irqrtprio08:21:280
35150,0ktimersoftd/30-21swapper/310:27:513
339950,0migration/332574-21latency_hist07:41:133
339950,0migration/332227-21kthreadcore08:51:283
339950,0migration/328612-21fschecks_time12:21:243
339950,0migration/327942-21kthreadcore07:36:293
339950,0migration/32696-21fschecks_count08:31:253
339950,0migration/325935-21kthreadcore10:56:293
339950,0migration/325807-21latency_hist07:36:133
339950,0migration/324604-21kthreadcore08:46:293
339950,0migration/321474-21fschecks_time11:16:243
339950,0migration/319513-21kthreadcore09:06:303
339950,0migration/318679-21cpuspeed_turbos07:06:243
339950,0migration/316572-21munin-node09:26:233
339950,0migration/316465-21kthreadcore10:51:243
339950,0migration/314448-21kthreadcore11:51:283
339950,0migration/310898-21sshd10:42:003
339950,0migration/310691-21kthreadcore07:46:303
29725050,0irq/27-eth0-tx-9893-21munin-node09:01:360
29725050,0irq/27-eth0-tx-15586-21munin-node08:41:240
29725050,0irq/27-eth0-tx-0-21swapper/009:06:490
29725050,0irq/27-eth0-tx-0-21swapper/007:28:350
29725050,0irq/27-eth0-tx-0-21swapper/007:16:460
29715050,0irq/26-eth0-rx-32180-21fschecks_count07:16:263
29715050,0irq/26-eth0-rx-21387-21kthreadcore10:16:283
29715050,0irq/26-eth0-rx-21244-21if_err_eth011:56:283
29715050,0irq/26-eth0-rx-0-21swapper/312:31:293
29715050,0irq/26-eth0-rx-0-21swapper/312:26:243
29715050,0irq/26-eth0-rx-0-21swapper/312:03:103
29715050,0irq/26-eth0-rx-0-21swapper/311:31:323
29715050,0irq/26-eth0-rx-0-21swapper/311:11:413
29715050,0irq/26-eth0-rx-0-21swapper/311:06:273
29715050,0irq/26-eth0-rx-0-21swapper/311:01:433
29715050,0irq/26-eth0-rx-0-21swapper/310:39:013
29715050,0irq/26-eth0-rx-0-21swapper/310:01:173
29715050,0irq/26-eth0-rx-0-21swapper/309:21:243
29715050,0irq/26-eth0-rx-0-21swapper/309:16:553
29715050,0irq/26-eth0-rx-0-21swapper/309:11:243
29715050,0irq/26-eth0-rx-0-21swapper/308:56:233
27150,0ktimersoftd/20-21swapper/211:39:352
27150,0ktimersoftd/20-21swapper/210:27:512
19150,0ktimersoftd/10-21swapper/110:27:511
181719954,0cyclictest3514-21snmpd12:36:032
181719950,0cyclictest0-21swapper/211:45:162
181719950,0cyclictest0-21swapper/211:11:322
181649955,0cyclictest0-21swapper/111:56:351
181649955,0cyclictest0-21swapper/110:11:251
181649950,0cyclictest0-21swapper/110:00:511
181639955,0cyclictest16325-21diskmemload09:49:140
181639955,0cyclictest0-21swapper/010:59:330
181639955,0cyclictest0-21swapper/010:55:170
181639955,0cyclictest0-21swapper/010:12:530
181639955,0cyclictest0-21swapper/009:53:290
181639950,0cyclictest0-21swapper/011:31:420
181639950,0cyclictest0-21swapper/011:08:510
181639950,0cyclictest0-21swapper/009:14:420
179950,0migration/18875-21munin-node08:56:341
179950,0migration/124955-21latency_hist07:11:131
179950,0migration/120108-21latency_hist07:56:131
179950,0migration/115050-21sh09:22:561
179950,0migration/114125-21kthreadcore11:51:281
179950,0migration/113115-21taskset07:48:161
149950,0migration/06712-21kthreadcore11:46:270
149950,0migration/05307-21kthreadcore12:26:270
149950,0migration/032420-21taskset09:36:230
149950,0migration/031968-21unixbench_singl10:01:370
149950,0migration/027347-21kthreadcore07:11:290
149950,0migration/022891-21kthreadcore07:31:290
149950,0migration/022416-21kthreadcore11:16:270
149950,0migration/020715-21kthreadcore10:16:280
8215040,0irq/24-0000:00:0-21swapper/209:26:122
339940,0migration/315125-21kthreadcore07:51:293
339940,0migration/310639-21kthreadcore08:36:283
29725040,0irq/27-eth0-tx-4967-21kthreadcore12:26:272
29725040,0irq/27-eth0-tx-1747-21ssh09:46:232
29725040,0irq/27-eth0-tx-16325-21diskmemload11:57:072
29725040,0irq/27-eth0-tx-16325-21diskmemload09:27:412
29725040,0irq/27-eth0-tx-11145-21irqrtprio09:51:272
29725040,0irq/27-eth0-tx-10636-21ssh11:46:572
29725040,0irq/27-eth0-tx-0-21swapper/211:51:182
29725040,0irq/27-eth0-tx-0-21swapper/211:06:312
29725040,0irq/27-eth0-tx-0-21swapper/210:51:252
29725040,0irq/27-eth0-tx-0-21swapper/210:11:202
29725040,0irq/27-eth0-tx-0-21swapper/209:16:262
29725040,0irq/27-eth0-tx-0-21swapper/209:13:312
29725040,0irq/27-eth0-tx-0-21swapper/008:56:360
29725040,0irq/27-eth0-tx-0-21swapper/007:56:280
29715040,0irq/26-eth0-rx-1782-21ntp_kernel_err11:41:313
29715040,0irq/26-eth0-rx-0-21swapper/312:16:233
29715040,0irq/26-eth0-rx-0-21swapper/312:07:013
29715040,0irq/26-eth0-rx-0-21swapper/311:36:503
29715040,0irq/26-eth0-rx-0-21swapper/311:27:513
29715040,0irq/26-eth0-rx-0-21swapper/311:21:163
29715040,0irq/26-eth0-rx-0-21swapper/310:48:403
29715040,0irq/26-eth0-rx-0-21swapper/310:23:583
29715040,0irq/26-eth0-rx-0-21swapper/310:06:253
29715040,0irq/26-eth0-rx-0-21swapper/309:46:313
29715040,0irq/26-eth0-rx-0-21swapper/309:44:553
29715040,0irq/26-eth0-rx-0-21swapper/308:21:233
29715040,0irq/26-eth0-rx-0-21swapper/308:01:313
29715040,0irq/26-eth0-rx-0-21swapper/308:01:313
249940,0watchdog/25521-21cat11:26:262
249940,0watchdog/25097-21irqcore12:06:262
249940,0watchdog/232705-21ssh10:24:142
249940,0watchdog/214933-21users08:36:352
249940,0watchdog/212842-21munin-node12:11:262
249940,0watchdog/20-21swapper/210:06:222
249940,0watchdog/20-21swapper/210:01:302
249940,0watchdog/20-21swapper/209:32:192
249940,0watchdog/20-21swapper/209:01:272
249940,0watchdog/20-21swapper/208:31:352
181719944,0cyclictest0-21swapper/207:16:282
181719943,0cyclictest4148-21awk08:56:272
181719943,0cyclictest3556-21lldpd12:16:542
181719943,0cyclictest3556-21lldpd08:51:192
181719943,0cyclictest3556-21lldpd08:26:182
181719943,0cyclictest3514-21snmpd11:32:482
181719943,0cyclictest3514-21snmpd10:57:022
181719943,0cyclictest3514-21snmpd10:43:322
181719943,0cyclictest3514-21snmpd09:44:022
181719943,0cyclictest3514-21snmpd08:48:472
181719943,0cyclictest3514-21snmpd08:42:322
181719943,0cyclictest3514-21snmpd08:24:472
181719943,0cyclictest3514-21snmpd08:06:472
181719943,0cyclictest3514-21snmpd07:56:322
181719943,0cyclictest3514-21snmpd07:13:022
181719943,0cyclictest3514-21snmpd07:07:472
181719943,0cyclictest3241-21irqbalance11:21:102
181719943,0cyclictest3241-21irqbalance10:49:202
181719943,0cyclictest3241-21irqbalance10:36:512
181719943,0cyclictest3241-21irqbalance10:32:312
181719943,0cyclictest3241-21irqbalance09:56:212
181719943,0cyclictest3241-21irqbalance08:01:212
181719943,0cyclictest3241-21irqbalance08:01:212
181719943,0cyclictest3241-21irqbalance07:47:312
181719943,0cyclictest3241-21irqbalance07:41:212
181719943,0cyclictest3241-21irqbalance07:36:312
181719943,0cyclictest3241-21irqbalance07:31:412
181719943,0cyclictest3241-21irqbalance07:23:112
181719943,0cyclictest29821-21awk11:21:272
181719943,0cyclictest28882-21awk12:21:252
181719943,0cyclictest14596-21awk07:51:282
181719943,0cyclictest13569-21awk07:26:272
181649944,0cyclictest0-21swapper/109:17:301
181649944,0cyclictest0-21swapper/109:14:021
181649943,0cyclictest4995-21awk12:06:251
181649943,0cyclictest3556-21lldpd10:36:391
181649943,0cyclictest3556-21lldpd08:11:181
181649943,0cyclictest2658-21awk09:46:281
181649943,0cyclictest21990-21sadc08:46:121
181649943,0cyclictest10733-21awk09:51:251
181639944,0cyclictest0-21swapper/010:28:290
181639943,0cyclictest3556-21lldpd12:07:240
181639943,0cyclictest3556-21lldpd08:34:480
181639943,0cyclictest3556-21lldpd08:30:180
181639943,0cyclictest3514-21snmpd10:47:020
181639943,0cyclictest3241-21irqbalance10:45:110
181639943,0cyclictest29918-21awk11:21:280
181639943,0cyclictest2390-21awk10:06:260
181639943,0cyclictest23097-21awk08:46:270
181639943,0cyclictest20921-21awk12:16:260
181639943,0cyclictest19233-21awk07:06:270
181639943,0cyclictest13730-21awk11:11:250
181639943,0cyclictest1110-21awk07:41:270
181639943,0cyclictest1080-21awk09:16:260
179940,0migration/18703-21kthreadcore12:26:281
179940,0migration/1801-21taskset09:43:131
179940,0migration/16708-21fschecks_time07:21:251
179940,0migration/131944-21kthreadcore11:01:291
179940,0migration/131355-21taskset07:15:011
179940,0migration/131291-21kthreadcore12:01:291
179940,0migration/130652-21kthreadcore11:21:291
179940,0migration/129615-21kthreadcore09:31:291
179940,0migration/129614-21kthreadcore08:01:291
179940,0migration/129614-21kthreadcore08:01:291
179940,0migration/129554-21kthreadcore12:21:271
179940,0migration/128691-21aten_r1power_en11:41:221
179940,0migration/128451-21kthreadcore10:21:291
179940,0migration/128438-21kthreadcore07:36:291
179940,0migration/126536-21taskset07:59:241
179940,0migration/126503-21fschecks_time10:01:271
179940,0migration/125867-21latency_hist07:36:131
179940,0migration/125132-21kthreadcore12:16:291
179940,0migration/123422-21sh09:28:241
179940,0migration/121838-21fschecks_time08:21:251
179940,0migration/114530-21latency_hist08:16:131
179940,0migration/113619-21gltestperf11:11:251
179940,0migration/11339-21irqcore07:41:281
179940,0migration/110784-21kthreadcore08:36:281
169940,0watchdog/124510-21sh10:18:381
169940,0watchdog/12208-21aten2.4-expect08:31:231
169940,0watchdog/121495-21if_err_eth011:36:261
169940,0watchdog/119958-21ssh11:35:021
169940,0watchdog/119433-21ssh10:51:501
169940,0watchdog/11564-21aten_r1power_fr10:06:221
169940,0watchdog/110495-21cut09:01:271
169940,0watchdog/10-21swapper/111:26:261
169940,0watchdog/10-21swapper/108:26:311
149940,0migration/0681-21kthreadcore08:51:290
149940,0migration/03485-21sh12:05:340
149940,0migration/030618-21kthreadcore07:36:300
149940,0migration/029156-21kthreadcore09:31:290
149940,0migration/028404-21latency_hist11:41:120
149940,0migration/024639-21kthreadcore11:56:310
149940,0migration/02153-21if_eth1.308:06:270
149940,0migration/018231-21taskset12:32:490
149940,0migration/014653-21kthreadcore11:51:280
149940,0migration/012408-21ntp_offset07:46:320
8215030,0irq/24-0000:00:0-21swapper/210:16:122
4130,0ktimersoftd/024103-21runrttasks09:30:230
339930,0migration/313978-21runrttasks08:11:563
29725030,0irq/27-eth0-tx-16325-21diskmemload11:01:172
29725030,0irq/27-eth0-tx-0-21swapper/008:36:230
29725030,0irq/27-eth0-tx-0-21swapper/008:11:230
29715030,0irq/26-eth0-rx-0-21swapper/310:32:333
29715030,0irq/26-eth0-rx-0-21swapper/309:36:563
29715030,0irq/26-eth0-rx-0-21swapper/308:41:303
29715030,0irq/26-eth0-rx-0-21swapper/308:26:243
29715030,0irq/26-eth0-rx-0-21swapper/308:06:233
29715030,0irq/26-eth0-rx-0-21swapper/307:58:393
29715030,0irq/26-eth0-rx-0-21swapper/307:30:043
29715030,0irq/26-eth0-rx-0-21swapper/307:22:473
29715030,0irq/26-eth0-rx-0-21swapper/307:11:233
19130,0ktimersoftd/10-21swapper/108:55:161
181719932,0cyclictest3241-21irqbalance08:11:212
181719932,0cyclictest22576-21tail09:06:362
181719932,0cyclictest15602-21irqcore08:16:292
181719930,0cyclictest28700-21df12:01:242
181719930,0cyclictest0-21swapper/209:36:122
181649933,0cyclictest13584-21awk07:26:271
181649932,0cyclictest5201-21awk11:46:261
181649932,0cyclictest3556-21lldpd07:16:161
181649932,0cyclictest21811-21awk11:16:261
181649932,0cyclictest16998-21sort09:06:261
181649932,0cyclictest11342-21ssh10:44:351
181639933,0cyclictest3556-21lldpd09:56:290
181639933,0cyclictest0-21swapper/009:44:580
181639932,0cyclictest3514-21snmpd10:32:470
181639932,0cyclictest30109-21awk11:01:270
181639932,0cyclictest27776-21awk08:01:260
181639932,0cyclictest27776-21awk08:01:260
181639932,0cyclictest26632-21if_eth1.210:21:270
181639932,0cyclictest13612-21munin-node07:51:270
181639932,0cyclictest11699-21sensors07:21:330
181639932,0cyclictest1054-21missed_timers12:21:290
181639932,0cyclictest10439-21sensors11:26:330
181639932,0cyclictest0-21swapper/008:16:180
169930,0watchdog/112506-21idleruntime12:31:261
169930,0watchdog/10-21swapper/111:06:141
169930,0watchdog/10-21swapper/110:56:221
169930,0watchdog/10-21swapper/110:48:581
169930,0watchdog/10-21swapper/109:40:031
29715020,0irq/26-eth0-rx-0-21swapper/309:01:293
29715020,0irq/26-eth0-rx-0-21swapper/308:16:243
181649921,0cyclictest8927-1cat10:31:121
181649921,0cyclictest0-21swapper/108:06:131
181649920,0cyclictest0-21swapper/108:46:141
181639921,0cyclictest9458-21latency_hist10:36:120
181639921,0cyclictest8334-21latency_hist09:21:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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