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2026-02-09 - 22:25
[ 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 Mon Feb 09, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30224534,0sleep00-21swapper/007:03:330
304450350,0irq/25-eth10-21swapper/307:00:013
3258323324,0sleep10-21swapper/107:01:261
3273622718,0sleep20-21swapper/207:03:112
4629960,0cyclictest25382-21diskmemload12:20:272
4599960,0cyclictest0-21swapper/009:08:550
339960,0migration/38104-21sh09:51:553
339960,0migration/3497-21sh09:48:333
339960,0migration/332295-21sh09:26:033
29715060,0irq/26-eth0-rx-5430-21port_sshpriv11:29:513
29715060,0irq/26-eth0-rx-23947-21tune2fs12:24:443
8215050,0irq/24-0000:00:530-21latency_hist10:09:302
8215050,0irq/24-0000:00:3603-21latency_hist08:19:312
4629950,0cyclictest0-21swapper/211:35:022
4629950,0cyclictest0-21swapper/211:19:162
4629950,0cyclictest0-21swapper/209:21:212
4609955,0cyclictest0-21swapper/112:22:541
4609955,0cyclictest0-21swapper/112:11:231
4609955,0cyclictest0-21swapper/110:52:431
4609955,0cyclictest0-21swapper/110:02:061
4609955,0cyclictest0-21swapper/109:38:181
4609950,0cyclictest0-21swapper/112:29:031
4609950,0cyclictest0-21swapper/111:06:351
4599955,0cyclictest0-21swapper/009:43:070
4599950,0cyclictest0-21swapper/011:40:530
4599950,0cyclictest0-21swapper/011:38:130
4150,0ktimersoftd/00-21swapper/009:51:000
339950,0migration/39795-21kthreadcore11:14:463
339950,0migration/39771-21cpuspeed_turbos07:59:443
339950,0migration/38050-21taskset07:32:343
339950,0migration/37630-21aten_r1power_vo11:54:423
339950,0migration/332383-21taskset11:09:323
339950,0migration/331417-21diskmemload10:25:463
339950,0migration/330025-21latency10:44:493
339950,0migration/33000-21munin-node07:54:433
339950,0migration/329057-21taskset08:12:013
339950,0migration/325458-21irqcore11:04:473
339950,0migration/324429-21sh10:02:523
339950,0migration/324138-21cpuspeed_turbos11:44:443
339950,0migration/322670-21taskset07:44:453
339950,0migration/318722-21munin-node08:54:443
339950,0migration/318043-21kthreadcore11:19:483
339950,0migration/315725-21taskset10:37:363
339950,0migration/315671-21latency_hist11:39:303
339950,0migration/314507-21munin-node10:14:483
339950,0migration/311107-21kthreadcore09:14:503
29725050,0irq/27-eth0-tx-9485-21sed10:34:452
29725050,0irq/27-eth0-tx-4670-21kthreadcore09:09:472
29725050,0irq/27-eth0-tx-24950-21munin-node10:24:522
29725050,0irq/27-eth0-tx-24820-21diskstats11:04:442
29725050,0irq/27-eth0-tx-18280-21interrupts09:59:462
29725050,0irq/27-eth0-tx-0-21swapper/211:46:202
29725050,0irq/27-eth0-tx-0-21swapper/211:44:002
29725050,0irq/27-eth0-tx-0-21swapper/211:19:482
29725050,0irq/27-eth0-tx-0-21swapper/211:02:212
29725050,0irq/27-eth0-tx-0-21swapper/210:54:452
29725050,0irq/27-eth0-tx-0-21swapper/209:45:022
29715050,0irq/26-eth0-rx-8849-21munin-node11:34:463
29715050,0irq/26-eth0-rx-7549-21unixbench-2d09:29:543
29715050,0irq/26-eth0-rx-31831-21ssh09:05:193
29715050,0irq/26-eth0-rx-2834-21kthreadcore07:04:473
29715050,0irq/26-eth0-rx-27104-21cut12:04:483
29715050,0irq/26-eth0-rx-21694-21kthreadcore10:59:513
29715050,0irq/26-eth0-rx-17637-21diskstats08:29:463
29715050,0irq/26-eth0-rx-15439-21ssh09:55:023
29715050,0irq/26-eth0-rx-12944-21kthreadcore10:54:483
29715050,0irq/26-eth0-rx-11306-21kthreadcore09:34:473
29715050,0irq/26-eth0-rx-0-21swapper/312:33:123
29715050,0irq/26-eth0-rx-0-21swapper/311:59:363
29715050,0irq/26-eth0-rx-0-21swapper/311:52:433
29715050,0irq/26-eth0-rx-0-21swapper/311:24:443
29715050,0irq/26-eth0-rx-0-21swapper/310:49:473
29715050,0irq/26-eth0-rx-0-21swapper/310:29:323
29715050,0irq/26-eth0-rx-0-21swapper/309:39:493
29715050,0irq/26-eth0-rx-0-21swapper/309:22:273
29715050,0irq/26-eth0-rx-0-21swapper/309:12:533
29715050,0irq/26-eth0-rx-0-21swapper/307:49:483
259950,0migration/29498-21munin-node09:54:412
259950,0migration/28319-21ntp_offset07:54:502
259950,0migration/26200-21sh11:51:382
259950,0migration/2584-21kthreadcore07:49:482
259950,0migration/25704-21sh12:11:032
259950,0migration/24718-21kthreadcore09:29:482
259950,0migration/23130-21kthreadcore09:49:472
259950,0migration/231176-21timerandwakeup10:04:542
259950,0migration/22812-21sh08:14:522
259950,0migration/223722-21sh09:39:572
259950,0migration/222461-21sh10:39:522
259950,0migration/221820-21aten_r1power_cu07:44:412
259950,0migration/216715-21kthreadcore07:14:472
259950,0migration/213127-21timerandwakeup12:14:542
249950,0watchdog/232485-21sh09:07:252
249950,0watchdog/210580-21munin-node08:24:412
19150,0ktimersoftd/10-21swapper/111:44:201
179950,0migration/19407-21kthreadcore12:14:471
179950,0migration/130097-21mdstat10:44:491
179950,0migration/129207-21mdstat08:34:511
179950,0migration/124614-21sh11:44:461
179950,0migration/12391-21kthreadcore07:04:471
179950,0migration/121851-21sh12:00:251
179950,0migration/121140-21kthreadcore10:39:481
179950,0migration/117163-21sh11:19:471
179950,0migration/112674-21kthreadcore09:14:501
169950,0watchdog/131046-21sensors_temp10:04:531
149950,0migration/07217-21taskset10:31:070
149950,0migration/05473-21sh12:10:240
149950,0migration/032077-21latency_hist11:29:300
149950,0migration/031067-21kthreadcore09:24:490
149950,0migration/030659-21sh12:28:290
149950,0migration/029767-21munin-node07:49:470
149950,0migration/029572-21kthreadcore10:44:490
149950,0migration/028085-40yum-updatesd07:47:350
149950,0migration/025551-21cpuspeed_turbos10:04:430
149950,0migration/023880-21sh10:42:590
149950,0migration/019488-21kthreadcore09:19:470
149950,0migration/016816-21kthreadcore07:14:470
149950,0migration/015600-21run-parts09:55:300
149950,0migration/015523-21runrttasks10:37:000
149950,0migration/013132-21timerandwakeup12:14:540
4629943,0cyclictest3556-21lldpd08:49:452
4629943,0cyclictest3556-21lldpd08:44:442
4629943,0cyclictest3514-21snmpd11:29:342
4629943,0cyclictest3514-21snmpd09:00:492
4629943,0cyclictest3241-21irqbalance10:14:392
4629943,0cyclictest15973-21sadc08:04:312
4609944,0cyclictest0-21swapper/109:50:451
4609943,0cyclictest9118-21awk11:14:451
4609943,0cyclictest8757-21awk11:34:451
4609943,0cyclictest5755-21awk08:44:461
4609943,0cyclictest4804-21awk08:19:471
4609943,0cyclictest3556-21lldpd11:32:451
4609943,0cyclictest3556-21lldpd11:11:141
4609943,0cyclictest3556-21lldpd11:00:441
4609943,0cyclictest3556-21lldpd10:10:141
4609943,0cyclictest3556-21lldpd09:55:141
4609943,0cyclictest3556-21lldpd09:00:151
4609943,0cyclictest3556-21lldpd08:16:451
4609943,0cyclictest3514-21snmpd12:04:341
4609943,0cyclictest3514-21snmpd10:15:341
4609943,0cyclictest3514-21snmpd09:12:491
4609943,0cyclictest3514-21snmpd07:44:341
4609943,0cyclictest3514-21snmpd07:09:491
4609943,0cyclictest29333-21awk07:49:451
4609943,0cyclictest19622-21ntpq07:14:511
4609943,0cyclictest18412-21grep08:29:501
4599944,0cyclictest0-21swapper/010:13:140
4599943,0cyclictest989-21awk11:09:460
4599943,0cyclictest9007-21awk11:14:440
4599943,0cyclictest5710-21awk08:44:460
4599943,0cyclictest3556-21lldpd09:48:450
4599943,0cyclictest3556-21lldpd09:37:450
4599943,0cyclictest3556-21lldpd07:34:450
4599943,0cyclictest3514-21snmpd08:00:480
4599943,0cyclictest3241-21irqbalance11:59:490
4599943,0cyclictest3241-21irqbalance11:49:390
4599943,0cyclictest3241-21irqbalance11:44:390
4599943,0cyclictest3241-21irqbalance11:19:390
4599943,0cyclictest3241-21irqbalance10:24:390
4599943,0cyclictest3241-21irqbalance09:15:590
4599943,0cyclictest3241-21irqbalance08:16:290
4599943,0cyclictest3241-21irqbalance08:09:390
4599943,0cyclictest3241-21irqbalance08:04:590
4599943,0cyclictest3241-21irqbalance07:54:500
4599943,0cyclictest3241-21irqbalance07:20:000
4599943,0cyclictest2727-21awk07:29:480
4599943,0cyclictest25453-21ps11:04:470
4599943,0cyclictest24537-21awk12:04:460
4599943,0cyclictest22981-21sadc12:24:300
4599943,0cyclictest17832-21awk10:19:460
4599940,0cyclictest0-21swapper/011:55:050
339940,0migration/39218-21kthreadcore12:14:473
339940,0migration/36535-21kthreadcore08:19:483
339940,0migration/328982-21kthreadcore08:34:513
339940,0migration/32187-21kthreadcore08:14:483
339940,0migration/317612-21kthreadcore07:39:473
339940,0migration/316686-21kthreadcore07:14:473
29725040,0irq/27-eth0-tx-32476-21ssh11:09:422
29725040,0irq/27-eth0-tx-24675-21ssh10:44:372
29725040,0irq/27-eth0-tx-16981-21munin-node10:19:462
29725040,0irq/27-eth0-tx-0-21swapper/212:29:332
29725040,0irq/27-eth0-tx-0-21swapper/212:24:322
29725040,0irq/27-eth0-tx-0-21swapper/212:00:292
29725040,0irq/27-eth0-tx-0-21swapper/210:49:392
29725040,0irq/27-eth0-tx-0-21swapper/210:29:362
29725040,0irq/27-eth0-tx-0-21swapper/209:24:312
29725040,0irq/27-eth0-tx-0-21swapper/209:14:422
29725040,0irq/27-eth0-tx-0-21swapper/208:55:152
29725040,0irq/27-eth0-tx-0-21swapper/208:29:452
29715040,0irq/26-eth0-rx-22968-21ssh10:40:203
29715040,0irq/26-eth0-rx-0-21swapper/312:20:043
29715040,0irq/26-eth0-rx-0-21swapper/312:10:003
29715040,0irq/26-eth0-rx-0-21swapper/310:20:133
29715040,0irq/26-eth0-rx-0-21swapper/310:04:563
29715040,0irq/26-eth0-rx-0-21swapper/308:24:423
259940,0migration/230669-21kthreadcore07:24:482
259940,0migration/230669-21kthreadcore07:24:482
259940,0migration/229796-21unixbench-2d08:34:562
259940,0migration/226875-21kthreadcore12:04:472
259940,0migration/226867-21kthreadcore08:09:482
259940,0migration/220577-21kthreadcore08:04:492
259940,0migration/214665-21taskset07:36:462
259940,0migration/213010-21kthreadcore09:34:482
249940,0watchdog/24767-21kthreadcore07:29:492
249940,0watchdog/228547-21cut11:24:492
249940,0watchdog/21682-21if_eth1.307:04:462
249940,0watchdog/212496-21kthreadcore11:54:482
249940,0watchdog/20-21swapper/208:39:452
179940,0migration/15320-21sh12:30:351
179940,0migration/13267-21kthreadcore10:29:471
179940,0migration/131771-21taskset11:49:351
179940,0migration/129330-21kthreadcore11:24:491
179940,0migration/128512-21sendmail_mailtr08:09:521
179940,0migration/128092-21kthreadcore09:24:481
179940,0migration/125572-21latency_hist09:04:311
179940,0migration/121680-21munin-node07:19:441
179940,0migration/118657-21irqcore09:39:481
179940,0migration/115019-21kthreadcore08:24:471
179940,0migration/113162-21kthreadcore07:59:491
179940,0migration/112212-21fschecks_time08:49:431
179940,0migration/110005-21kthreadcore11:54:481
169940,0watchdog/131519-21if_eth1.308:39:451
169940,0watchdog/126439-21sh09:44:451
169940,0watchdog/125669-21gltestperf10:24:451
169940,0watchdog/121905-21python08:04:531
169940,0watchdog/10-21swapper/110:22:091
149940,0migration/07098-21ntp_offset09:29:510
149940,0migration/06068-21taskset12:32:460
149940,0migration/05082-21kthreadcore09:09:470
149940,0migration/03596-21needreboot08:39:480
149940,0migration/027412-21latency_hist07:24:320
149940,0migration/027412-21latency_hist07:24:320
149940,0migration/018754-21kthreadcore10:59:500
149940,0migration/015731-21fschecks_time07:39:440
149940,0migration/012839-21missed_timers07:09:490
149940,0migration/011982-21df_inode08:49:420
149940,0migration/010766-21cpuspeed_turbos08:24:420
149940,0migration/010145-21runrttasks08:22:460
4629932,0cyclictest21365-21tune2fs07:19:432
4629932,0cyclictest16309-21cut07:39:462
4629930,0cyclictest0-21swapper/207:09:322
4609932,0cyclictest9324-21awk10:54:461
4609932,0cyclictest3514-21snmpd09:20:491
4609932,0cyclictest3514-21snmpd08:55:341
4609932,0cyclictest3514-21snmpd07:54:481
4609932,0cyclictest15992-21awk07:39:451
4599933,0cyclictest23353-21kworker/0:209:59:320
4599933,0cyclictest22260-21kworker/0:107:04:430
4599932,0cyclictest3514-21snmpd10:54:340
4599932,0cyclictest22892-21sensors08:29:550
4599932,0cyclictest19110-21awk08:54:460
4599932,0cyclictest1255-21awk10:49:450
4599930,0cyclictest0-21swapper/008:34:500
29715030,0irq/26-eth0-rx-0-21swapper/310:09:403
29715030,0irq/26-eth0-rx-0-21swapper/308:51:453
29715030,0irq/26-eth0-rx-0-21swapper/308:44:343
29715030,0irq/26-eth0-rx-0-21swapper/308:39:413
29715030,0irq/26-eth0-rx-0-21swapper/308:04:453
29715030,0irq/26-eth0-rx-0-21swapper/307:25:243
29715030,0irq/26-eth0-rx-0-21swapper/307:25:243
29715030,0irq/26-eth0-rx-0-21swapper/307:19:413
29715030,0irq/26-eth0-rx-0-21swapper/307:13:033
179930,0migration/130105-21kthreadcore07:24:471
179930,0migration/130105-21kthreadcore07:24:471
179930,0migration/112639-21kthreadcore07:34:481
169930,0watchdog/14766-21kthreadcore07:29:491
169930,0watchdog/10-21swapper/110:34:491
169930,0watchdog/10-21swapper/109:29:451
149930,0migration/030955-21sh11:26:490
149930,0migration/015214-21sh10:15:140
4599921,0cyclictest24905-21sort08:59:310
29715020,0irq/26-eth0-rx-0-21swapper/309:00:033
29715020,0irq/26-eth0-rx-0-21swapper/307:34:443
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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