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2026-01-24 - 12:52
[ 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 all highest latencies:
System rack1slot2s.osadl.org (updated Sat Jan 24, 2026 00:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
521123725,0sleep20-21swapper/219:02:082
554323626,0sleep30-21swapper/319:06:023
535223625,0sleep10-21swapper/119:03:471
527023422,0sleep00-21swapper/019:02:500
56149960,0cyclictest0-21swapper/023:43:140
339960,0migration/332489-21sh00:25:353
339960,0migration/327425-21sh22:21:043
339960,0migration/324928-21munin-node22:56:273
339960,0migration/310554-21sh22:08:253
29725060,0irq/27-eth0-tx-5298-21irqstats21:06:200
29725060,0irq/27-eth0-tx-16297-21munin-node20:51:170
29715060,0irq/26-eth0-rx-30965-21kthreadcore23:41:233
29715060,0irq/26-eth0-rx-10103-21iostat_ios00:11:183
149960,0migration/04659-21fschecks_count21:46:160
149960,0migration/03781-21sh21:25:050
149960,0migration/025233-21sh23:39:370
149960,0migration/019358-21sh22:15:560
149960,0migration/017021-21taskset23:33:560
149960,0migration/013057-21kthreadcore22:51:200
8215050,0irq/24-0000:00:22940-21cat20:56:042
56169955,0cyclictest0-21swapper/223:17:592
56169955,0cyclictest0-21swapper/223:17:592
56169955,0cyclictest0-21swapper/222:21:332
56169950,0cyclictest3742-21diskmemload22:12:432
56169950,0cyclictest0-21swapper/223:33:452
56169950,0cyclictest0-21swapper/222:17:082
56159955,0cyclictest3742-21diskmemload21:29:251
56159954,0cyclictest27812-21ps19:46:191
56159950,0cyclictest0-21swapper/123:19:181
56159950,0cyclictest0-21swapper/123:19:181
56159950,0cyclictest0-21swapper/123:01:291
56159950,0cyclictest0-21swapper/122:11:311
56159950,0cyclictest0-21swapper/121:56:131
56149955,0cyclictest0-21swapper/022:49:000
56149950,0cyclictest0-21swapper/023:14:040
56149950,0cyclictest0-21swapper/022:36:040
4150,0ktimersoftd/00-21swapper/021:14:340
339950,0migration/39336-21timerwakeupswit22:26:263
339950,0migration/38678-21kthreadcore19:31:213
339950,0migration/34220-21irqrtprio20:41:203
339950,0migration/331472-21munin-node19:21:263
339950,0migration/330479-21idleruntime21:01:173
339950,0migration/329667-21kthreadcore22:01:193
339950,0migration/324660-21diskmemload23:37:543
339950,0migration/323831-21missed_timers23:16:213
339950,0migration/323831-21missed_timers23:16:213
339950,0migration/322880-21latency23:56:213
339950,0migration/322716-21kthreadcore21:16:213
339950,0migration/321832-21munin-node21:36:203
339950,0migration/321433-21irqrtprio21:56:193
339950,0migration/320094-21kthreadcore00:16:193
339950,0migration/320031-21munin-node20:01:243
339950,0migration/317169-21kthreadcore21:11:223
339950,0migration/315961-21kthreadcore22:11:203
339950,0migration/31525-21latency21:21:223
339950,0migration/314762-21kthreadcore23:31:193
339950,0migration/314561-21irqcore19:36:203
339950,0migration/311956-21runrttasks21:30:083
339950,0migration/31148-21munin-node20:11:243
29725050,0irq/27-eth0-tx-8531-21port_sshpriv22:46:232
29725050,0irq/27-eth0-tx-4206-21munin-node21:46:192
29725050,0irq/27-eth0-tx-18523-21if_eth123:56:192
29725050,0irq/27-eth0-tx-15200-21users00:11:252
29725050,0irq/27-eth0-tx-11508-21ssh21:28:552
29725050,0irq/27-eth0-tx-10906-21fschecks_count23:11:162
29725050,0irq/27-eth0-tx-10076-21ssh22:28:092
29725050,0irq/27-eth0-tx-0-21swapper/223:51:232
29725050,0irq/27-eth0-tx-0-21swapper/222:43:542
29725050,0irq/27-eth0-tx-0-21swapper/222:31:132
29725050,0irq/27-eth0-tx-0-21swapper/221:56:202
29725050,0irq/27-eth0-tx-0-21swapper/221:32:222
29725050,0irq/27-eth0-tx-0-21swapper/221:10:472
29725050,0irq/27-eth0-tx-0-21swapper/200:26:212
29725050,0irq/27-eth0-tx-0-21swapper/020:36:150
29725050,0irq/27-eth0-tx-0-21swapper/020:31:290
29725050,0irq/27-eth0-tx-0-21swapper/020:16:240
29715050,0irq/26-eth0-rx-9710-40yum-updatesd-he22:48:293
29715050,0irq/26-eth0-rx-6559-21runrttasks23:21:523
29715050,0irq/26-eth0-rx-28238-21cut00:01:193
29715050,0irq/26-eth0-rx-14344-21sendmail_mailqu00:31:243
29715050,0irq/26-eth0-rx-10525-21kthreadcore20:21:213
29715050,0irq/26-eth0-rx-0-21swapper/323:11:303
29715050,0irq/26-eth0-rx-0-21swapper/323:06:213
29715050,0irq/26-eth0-rx-0-21swapper/323:01:203
29715050,0irq/26-eth0-rx-0-21swapper/322:43:193
29715050,0irq/26-eth0-rx-0-21swapper/321:55:253
29715050,0irq/26-eth0-rx-0-21swapper/321:48:173
29715050,0irq/26-eth0-rx-0-21swapper/321:41:193
29715050,0irq/26-eth0-rx-0-21swapper/321:06:293
29715050,0irq/26-eth0-rx-0-21swapper/320:26:143
29715050,0irq/26-eth0-rx-0-21swapper/320:16:153
29715050,0irq/26-eth0-rx-0-21swapper/319:56:203
29715050,0irq/26-eth0-rx-0-21swapper/300:06:183
27150,0ktimersoftd/20-21swapper/221:14:342
259950,0migration/28922-21sh23:49:442
259950,0migration/24265-21kthreadcore23:06:212
259950,0migration/23276-21kernelversion23:26:192
259950,0migration/228684-21kthreadcore23:41:222
259950,0migration/228456-21munin-node20:11:152
259950,0migration/223708-21kthreadcore20:31:202
259950,0migration/218083-21timerandwakeup21:51:272
259950,0migration/216072-21kthreadcore19:36:212
259950,0migration/211255-21sh22:10:292
249950,0watchdog/28106-21ssh00:08:582
249950,0watchdog/231892-21runrttasks19:22:072
249950,0watchdog/22223-21unixbench_singl20:36:262
19150,0ktimersoftd/10-21swapper/121:14:341
179950,0migration/16574-21taskset20:16:211
179950,0migration/14163-21aten_r1power_vo21:06:161
179950,0migration/125329-21kthreadcore20:06:201
179950,0migration/123026-21kthreadcore22:56:201
179950,0migration/118342-21timerwakeupswit19:11:261
179950,0migration/117859-21taskset23:15:161
179950,0migration/115929-21taskset23:52:001
179950,0migration/115366-21switchtime20:46:251
149950,0migration/06637-21kthreadcore23:46:200
149950,0migration/04161-21fschecks_count22:06:160
149950,0migration/029095-21fschecks_count21:41:150
149950,0migration/027633-21kthreadcore19:21:210
149950,0migration/026757-21kthreadcore20:56:200
149950,0migration/025662-21aten_r1power_vo00:01:140
149950,0migration/025443-21sh22:57:540
149950,0migration/025074-21aten_r1power_fr00:21:150
149950,0migration/023993-21kthreadcore21:16:210
149950,0migration/023485-21kthreadcore22:16:190
149950,0migration/022821-21kthreadcore23:16:210
149950,0migration/022821-21kthreadcore23:16:210
149950,0migration/022769-21sendmail_mailqu00:16:230
149950,0migration/019514-21kthreadcore23:56:200
149950,0migration/019275-21aten_r1power_po19:16:170
149950,0migration/019158-21smart_sdb19:36:250
149950,0migration/01828-21kthreadcore21:01:210
149950,0migration/016850-21kthreadcore21:51:220
149950,0migration/016485-21sh23:53:400
149950,0migration/014888-21taskset00:31:510
149950,0migration/014076-21taskset19:59:510
149950,0migration/011507-21sendmail_mailst19:06:250
149950,0migration/010802-21kthreadcore20:21:210
56169943,0cyclictest3514-21snmpd20:06:402
56169943,0cyclictest3514-21snmpd19:35:102
56169943,0cyclictest3514-21snmpd19:16:102
56169943,0cyclictest29451-21awk21:41:162
56169943,0cyclictest17204-21awk20:51:202
56169941,0cyclictest0-21swapper/221:36:152
56169940,0cyclictest0-21swapper/220:26:202
56159944,0cyclictest0-21swapper/123:31:271
56159943,0cyclictest9653-21awk20:21:201
56159943,0cyclictest3556-21lldpd22:45:021
56159943,0cyclictest3514-21snmpd22:16:571
56159943,0cyclictest3241-21irqbalance23:46:421
56159943,0cyclictest3241-21irqbalance21:36:121
56159943,0cyclictest3241-21irqbalance21:33:121
56159943,0cyclictest3241-21irqbalance21:20:421
56159943,0cyclictest3241-21irqbalance00:13:021
56159943,0cyclictest28713-21awk22:21:201
56159943,0cyclictest2808-21awk23:26:171
56159943,0cyclictest20128-21awk19:16:211
56159943,0cyclictest17150-21awk20:51:191
56159943,0cyclictest16254-21cat22:51:211
56159943,0cyclictest13155-21awk21:51:201
56159943,0cyclictest12202-21awk22:31:171
56149944,0cyclictest0-21swapper/023:02:430
56149944,0cyclictest0-21swapper/021:40:350
56149943,0cyclictest3241-21irqbalance23:26:120
56149943,0cyclictest3241-21irqbalance23:25:120
56149943,0cyclictest2027-21awk00:06:180
56149943,0cyclictest16202-21awk20:26:180
56149943,0cyclictest12948-21kworker/0:122:21:130
56149943,0cyclictest10004-21awk00:11:170
56149940,0cyclictest0-21swapper/022:42:320
35140,0ktimersoftd/30-21swapper/321:31:363
339940,0migration/322935-21latency_hist20:56:043
339940,0migration/314702-21kthreadcore20:46:203
29725040,0irq/27-eth0-tx-28535-21ssh21:21:122
29725040,0irq/27-eth0-tx-25471-21ssh00:01:082
29725040,0irq/27-eth0-tx-0-21swapper/223:36:552
29725040,0irq/27-eth0-tx-0-21swapper/222:56:152
29725040,0irq/27-eth0-tx-0-21swapper/222:01:312
29725040,0irq/27-eth0-tx-0-21swapper/200:31:462
29725040,0irq/27-eth0-tx-0-21swapper/020:11:130
29725040,0irq/27-eth0-tx-0-21swapper/020:06:180
29715040,0irq/26-eth0-rx-0-21swapper/323:51:223
29715040,0irq/26-eth0-rx-0-21swapper/323:46:223
29715040,0irq/26-eth0-rx-0-21swapper/323:26:123
29715040,0irq/26-eth0-rx-0-21swapper/322:51:163
29715040,0irq/26-eth0-rx-0-21swapper/322:36:533
29715040,0irq/26-eth0-rx-0-21swapper/322:31:383
29715040,0irq/26-eth0-rx-0-21swapper/322:21:223
29715040,0irq/26-eth0-rx-0-21swapper/300:27:233
259940,0migration/29355-21fschecks_time20:21:182
259940,0migration/29159-21runrttasks20:43:002
259940,0migration/25315-21kthreadcore19:26:212
259940,0migration/228659-21kthreadcore23:01:192
259940,0migration/228452-21kthreadcore19:46:202
259940,0migration/222834-21kthreadcore22:36:202
259940,0migration/220419-21runrttasks20:01:332
259940,0migration/220414-21cpuspeed_turbos19:41:162
259940,0migration/220410-21aten_r1power_en21:16:152
259940,0migration/215353-21switchtime20:46:252
259940,0migration/213137-21kthreadcore22:51:202
259940,0migration/211944-21runrttasks19:07:102
249940,0watchdog/26559-21runrttasks00:16:532
249940,0watchdog/228127-21kthreadcore00:21:212
249940,0watchdog/20-21swapper/223:21:062
179940,0migration/1920-21latency_hist19:51:041
179940,0migration/18085-21kthreadcore20:41:211
179940,0migration/17620-21kthreadcore22:46:211
179940,0migration/14184-21if_err_eth1.222:26:181
179940,0migration/132204-21kthreadcore21:41:191
179940,0migration/13147-21sh23:06:181
179940,0migration/131221-21kthreadcore21:01:201
179940,0migration/129518-21kthreadcore20:11:181
179940,0migration/126676-21fschecks_time23:41:191
179940,0migration/12664-21sh21:22:181
179940,0migration/125979-21timerwakeupswit19:41:271
179940,0migration/125718-21kthreadcore20:31:211
179940,0migration/120582-21taskset20:03:281
179940,0migration/111639-21kthreadcore19:31:221
169940,0watchdog/19282-21ssh22:06:221
169940,0watchdog/126459-21if_eth1.200:01:181
169940,0watchdog/12271-21ssh22:02:501
169940,0watchdog/113200-21ntp_states19:56:231
169940,0watchdog/110660-21ssh21:47:141
169940,0watchdog/10-21swapper/122:36:181
169940,0watchdog/10-21swapper/120:56:221
169940,0watchdog/10-21swapper/100:34:491
149940,0migration/07847-21kthreadcore21:26:200
149940,0migration/07158-21ksmtuned19:51:410
149940,0migration/06921-21kthreadcore23:06:210
149940,0migration/04585-21irqrtprio22:26:190
56169932,0cyclictest8706-21awk19:56:182
56169932,0cyclictest3514-21snmpd19:51:252
56169932,0cyclictest2861-21awk20:16:192
56169932,0cyclictest13384-21awk19:11:182
56169932,0cyclictest0-21swapper/221:01:042
56159933,0cyclictest3742-21diskmemload00:26:091
56159933,0cyclictest0-21swapper/123:59:211
56159932,0cyclictest5789-21sensors19:26:241
56159932,0cyclictest3514-21snmpd20:36:111
56159932,0cyclictest3514-21snmpd00:16:131
56159932,0cyclictest27214-21awk23:21:181
56159932,0cyclictest18743-21grep23:36:161
56159932,0cyclictest16256-21awk20:26:181
56159932,0cyclictest14088-21fschecks_time19:36:171
56159930,0cyclictest2074-21iostat_ios00:06:181
56149933,0cyclictest7838-21kworker/0:000:26:050
56149933,0cyclictest30696-21kworker/0:020:01:060
56149933,0cyclictest30696-21kworker/0:019:46:160
56149933,0cyclictest30696-21kworker/0:019:31:160
56149933,0cyclictest30696-21kworker/0:019:11:100
56149933,0cyclictest28870-21kworker/0:220:46:050
56149933,0cyclictest28870-21kworker/0:220:41:060
56149933,0cyclictest12948-21kworker/0:122:31:050
56149933,0cyclictest12948-21kworker/0:122:01:090
56149933,0cyclictest12948-21kworker/0:121:56:050
56149933,0cyclictest12948-21kworker/0:121:31:050
56149932,0cyclictest32470-21munin-node19:26:210
29725030,0irq/27-eth0-tx-0-21swapper/019:41:160
29715030,0irq/26-eth0-rx-0-21swapper/320:51:543
29715030,0irq/26-eth0-rx-0-21swapper/320:36:153
29715030,0irq/26-eth0-rx-0-21swapper/320:31:153
29715030,0irq/26-eth0-rx-0-21swapper/320:06:143
29715030,0irq/26-eth0-rx-0-21swapper/319:51:153
29715030,0irq/26-eth0-rx-0-21swapper/319:26:153
29715030,0irq/26-eth0-rx-0-21swapper/319:16:193
29715030,0irq/26-eth0-rx-0-21swapper/319:11:153
29715030,0irq/26-eth0-rx-0-21swapper/319:06:153
169930,0watchdog/10-21swapper/119:22:071
169930,0watchdog/10-21swapper/119:08:271
169930,0watchdog/10-21swapper/100:21:211
29715020,0irq/26-eth0-rx-0-21swapper/319:46:153
29715020,0irq/26-eth0-rx-0-21swapper/319:41:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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