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2026-03-02 - 14:06
[ 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 Mon Mar 02, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2388223625,0sleep20-21swapper/206:59:012
2385523623,0sleep00-21swapper/006:58:390
304450350,0irq/25-eth10-21swapper/306:58:593
2409723329,0sleep10-21swapper/107:01:291
35160,0ktimersoftd/30-21swapper/311:15:183
339960,0migration/328539-21switchtime09:42:563
339960,0migration/322173-21munin-node11:02:443
339960,0migration/32015-21sh12:29:263
339960,0migration/319781-21sh12:01:503
339960,0migration/317828-21munin-node09:37:483
339960,0migration/312966-21sh10:35:523
339960,0migration/312764-21unixbench_multi09:32:553
339960,0migration/312226-21sh09:52:533
29715060,0irq/26-eth0-rx-4267-21munin-node09:07:563
29715060,0irq/26-eth0-rx-1856-21kthreadcore07:07:503
29715060,0irq/26-eth0-rx-17856-21munin-node12:17:543
242599966,0cyclictest22591-21diskmemload10:12:291
242599960,0cyclictest0-21swapper/109:28:101
242599960,0cyclictest0-21swapper/109:28:101
149960,0migration/018979-21sh11:59:270
8215050,0irq/24-0000:00:2477-21latency_hist08:47:322
339950,0migration/36362-21latency_hist07:37:333
339950,0migration/34518-21runrttasks10:50:313
339950,0migration/329674-21kthreadcore07:52:503
339950,0migration/327953-21taskset08:39:423
339950,0migration/327093-21kthreadcore09:02:503
339950,0migration/323030-21kthreadcore08:12:473
339950,0migration/318129-21kthreadcore08:32:493
339950,0migration/31616-21latency_hist08:22:333
339950,0migration/316052-21kthreadcore11:37:483
339950,0migration/314498-21aten_r1power_en09:57:423
339950,0migration/313767-21fschecks_time07:42:453
339950,0migration/311727-21munin-node10:12:513
339950,0migration/311718-21taskset11:56:283
339950,0migration/310760-21munin-node08:52:493
29725050,0irq/27-eth0-tx-6175-21kernelversion11:32:482
29725050,0irq/27-eth0-tx-30829-21munin-node09:07:552
29725050,0irq/27-eth0-tx-30608-21sh10:07:422
29725050,0irq/27-eth0-tx-21841-21munin-node10:42:452
29725050,0irq/27-eth0-tx-0-21swapper/212:14:032
29725050,0irq/27-eth0-tx-0-21swapper/210:50:142
29715050,0irq/26-eth0-rx-9281-21kthreadcore12:12:483
29715050,0irq/26-eth0-rx-6859-21kthreadcore10:52:503
29715050,0irq/26-eth0-rx-6559-21runrttasks10:20:353
29715050,0irq/26-eth0-rx-6075-21ssh09:31:343
29715050,0irq/26-eth0-rx-6075-21ssh09:31:343
29715050,0irq/26-eth0-rx-31173-21fschecks_count09:47:453
29715050,0irq/26-eth0-rx-27597-21missed_timers10:22:503
29715050,0irq/26-eth0-rx-21572-21df_abs11:22:463
29715050,0irq/26-eth0-rx-21064-21sh09:18:153
29715050,0irq/26-eth0-rx-20355-21ssh11:20:503
29715050,0irq/26-eth0-rx-13365-21irqrtprio07:17:473
29715050,0irq/26-eth0-rx-0-21swapper/311:47:393
29715050,0irq/26-eth0-rx-0-21swapper/311:32:353
29715050,0irq/26-eth0-rx-0-21swapper/311:30:363
29715050,0irq/26-eth0-rx-0-21swapper/310:39:483
29715050,0irq/26-eth0-rx-0-21swapper/310:07:563
29715050,0irq/26-eth0-rx-0-21swapper/310:07:293
29715050,0irq/26-eth0-rx-0-21swapper/309:12:523
242609955,0cyclictest0-21swapper/212:20:462
242609955,0cyclictest0-21swapper/211:50:012
242609955,0cyclictest0-21swapper/211:47:202
242609954,0cyclictest27799-21sort07:52:492
242609950,0cyclictest0-21swapper/211:21:202
242599955,0cyclictest0-21swapper/112:18:361
242599955,0cyclictest0-21swapper/111:54:481
242599955,0cyclictest0-21swapper/111:18:511
242599955,0cyclictest0-21swapper/111:07:201
242599955,0cyclictest0-21swapper/109:39:501
242599954,0cyclictest5238-21tr12:12:471
242599950,0cyclictest0-21swapper/110:42:071
242589955,0cyclictest0-21swapper/011:49:560
242589955,0cyclictest0-21swapper/010:42:560
242589955,0cyclictest0-21swapper/009:45:520
242589955,0cyclictest0-21swapper/009:37:490
242589950,0cyclictest0-21swapper/010:12:300
249950,0watchdog/218112-21tr08:07:512
19150,0ktimersoftd/10-21swapper/109:46:371
179950,0migration/19788-21df_abs08:52:451
179950,0migration/15097-21sh11:32:431
179950,0migration/131830-21irqcore09:47:481
179950,0migration/127043-21munin-node11:22:561
179950,0migration/123389-21df_abs09:22:451
179950,0migration/121043-21taskset09:18:121
179950,0migration/118723-21latency_hist07:22:331
179950,0migration/11867-21sh12:29:001
169950,0watchdog/16445-21tr08:22:501
149950,0migration/07513-21kthreadcore08:47:510
149950,0migration/07042-21kthreadcore07:12:480
149950,0migration/06386-21kthreadcore11:52:470
149950,0migration/04349-21kthreadcore07:57:490
149950,0migration/032763-21fschecks_time07:32:470
149950,0migration/030996-21munin-node10:27:460
149950,0migration/030562-21kthreadcore12:07:490
149950,0migration/030246-21df_abs10:47:450
149950,0migration/027754-21ksmtuned11:03:100
149950,0migration/02727-21kthreadcore09:27:490
149950,0migration/02727-21kthreadcore09:27:490
149950,0migration/026376-21diskmemload12:02:550
149950,0migration/024578-21kthreadcore10:02:480
149950,0migration/020981-21munin-node11:42:450
149950,0migration/019570-21taskset07:47:200
149950,0migration/019537-21gltestperf07:22:460
149950,0migration/017298-21kthreadcore09:17:490
149950,0migration/014032-21latency_hist08:07:330
149950,0migration/013570-21sh10:16:360
149950,0migration/010351-21kthreadcore07:37:490
149950,0migration/010190-21sh12:13:090
339940,0migration/39864-21kthreadcore08:27:483
339940,0migration/38828-21kthreadcore07:12:493
339940,0migration/33509-21kthreadcore08:22:503
339940,0migration/331504-21kthreadcore11:07:483
339940,0migration/330255-21kthreadcore12:07:493
339940,0migration/320980-21sh11:42:453
339940,0migration/31822-21irqcore07:57:483
339940,0migration/31411-21needreboot08:42:503
339940,0migration/311523-21kthreadcore08:02:493
29725040,0irq/27-eth0-tx-4286-21ssh11:52:372
29725040,0irq/27-eth0-tx-27826-21munin-node12:27:492
29725040,0irq/27-eth0-tx-20300-21pmu-power09:37:512
29725040,0irq/27-eth0-tx-12608-21ssh09:53:002
29725040,0irq/27-eth0-tx-0-21swapper/212:08:532
29725040,0irq/27-eth0-tx-0-21swapper/211:37:432
29725040,0irq/27-eth0-tx-0-21swapper/211:27:532
29725040,0irq/27-eth0-tx-0-21swapper/211:22:432
29725040,0irq/27-eth0-tx-0-21swapper/211:01:572
29725040,0irq/27-eth0-tx-0-21swapper/210:23:052
29725040,0irq/27-eth0-tx-0-21swapper/210:17:402
29725040,0irq/27-eth0-tx-0-21swapper/210:13:292
29725040,0irq/27-eth0-tx-0-21swapper/209:42:452
29725040,0irq/27-eth0-tx-0-21swapper/209:32:512
29725040,0irq/27-eth0-tx-0-21swapper/209:28:062
29725040,0irq/27-eth0-tx-0-21swapper/209:28:062
29725040,0irq/27-eth0-tx-0-21swapper/208:27:472
29725040,0irq/27-eth0-tx-0-21swapper/207:12:532
29715040,0irq/26-eth0-rx-19980-21aten2.4-expect07:47:453
29715040,0irq/26-eth0-rx-14283-21gltestperf10:57:473
29715040,0irq/26-eth0-rx-0-21swapper/312:23:043
29715040,0irq/26-eth0-rx-0-21swapper/312:02:393
29715040,0irq/26-eth0-rx-0-21swapper/310:42:553
29715040,0irq/26-eth0-rx-0-21swapper/310:27:453
29715040,0irq/26-eth0-rx-0-21swapper/309:23:553
29715040,0irq/26-eth0-rx-0-21swapper/308:07:503
259940,0migration/29896-21kthreadcore11:12:502
259940,0migration/28787-21kthreadcore07:37:492
259940,0migration/28489-21kthreadcore09:12:492
259940,0migration/26036-21cpuspeed_turbos10:32:432
259940,0migration/232082-21latency_hist07:32:332
259940,0migration/226523-21munin-node08:12:522
259940,0migration/225651-21irqrtprio07:02:482
259940,0migration/220305-21kthreadcore07:22:492
259940,0migration/218890-21switchtime07:42:542
259940,0migration/217350-21kthreadcore09:17:492
259940,0migration/21451-21kthreadcore07:07:492
259940,0migration/212674-21kthreadcore08:52:502
242609944,0cyclictest0-21swapper/210:37:392
242609944,0cyclictest0-21swapper/209:22:372
242609944,0cyclictest0-21swapper/208:23:102
242609943,0cyclictest8331-21awk08:02:462
242609943,0cyclictest3514-21snmpd08:18:002
242609943,0cyclictest3241-21irqbalance12:22:402
242609943,0cyclictest3241-21irqbalance10:53:102
242609943,0cyclictest31673-21awk09:47:472
242609943,0cyclictest29522-21munin-node11:07:442
242609943,0cyclictest22687-21awk08:37:472
242609943,0cyclictest22450-21awk11:02:452
242609943,0cyclictest20681-21awk07:47:482
242609943,0cyclictest15363-21awk09:57:462
242609943,0cyclictest13297-21awk11:57:462
242599944,0cyclictest0-21swapper/109:14:091
242599943,0cyclictest6699-21awk10:32:461
242599943,0cyclictest3514-21snmpd12:26:161
242599943,0cyclictest3241-21irqbalance12:03:101
242599943,0cyclictest3241-21irqbalance12:01:501
242599943,0cyclictest3241-21irqbalance11:15:301
242599943,0cyclictest3241-21irqbalance09:32:401
242599943,0cyclictest3241-21irqbalance09:02:411
242599943,0cyclictest29345-21awk08:42:461
242599943,0cyclictest28438-21cat10:02:551
242599943,0cyclictest27356-21awk07:52:471
242599943,0cyclictest22783-21awk08:37:481
242599943,0cyclictest21684-21awk08:12:451
242599943,0cyclictest21602-21awk11:42:471
242599943,0cyclictest20735-21awk07:47:481
242599943,0cyclictest1697-21awk07:57:471
242599943,0cyclictest15348-21awk09:57:461
242599943,0cyclictest14329-21grep10:57:481
242599943,0cyclictest13673-21awk11:37:461
242599943,0cyclictest13021-21awk07:17:461
242599943,0cyclictest12403-21sort09:52:541
242589943,0cyclictest959-21sed12:27:510
242589943,0cyclictest3514-21snmpd11:20:310
242589943,0cyclictest3514-21snmpd11:10:460
242589943,0cyclictest3514-21snmpd10:41:310
242589943,0cyclictest3514-21snmpd10:00:450
242589943,0cyclictest3514-21snmpd09:04:160
242589943,0cyclictest3241-21irqbalance10:37:200
242589943,0cyclictest26341-21awk07:27:470
242589943,0cyclictest25201-21grep07:02:460
242589943,0cyclictest18585-21sadc07:22:330
242589943,0cyclictest15049-21awk10:17:460
242589943,0cyclictest13882-21kworker/0:108:07:500
242589942,0cyclictest6956-21grep11:32:480
249940,0watchdog/2717-21munin-node07:57:552
249940,0watchdog/25855-21kthreadcore08:47:502
249940,0watchdog/231065-21if_eth010:27:462
249940,0watchdog/227322-21kthreadcore09:02:502
249940,0watchdog/225322-21kthreadcore12:02:502
249940,0watchdog/20-21swapper/210:02:422
179940,0migration/19819-21kthreadcore08:27:471
179940,0migration/15881-21runrttasks07:33:571
179940,0migration/15552-21aten2.4-expect10:52:441
179940,0migration/13911-21irqcore08:47:491
179940,0migration/131291-21kthreadcore11:07:481
179940,0migration/130812-21taskset07:06:461
179940,0migration/130689-21kthreadcore11:47:481
179940,0migration/129280-21aten_r1power_cu11:27:421
179940,0migration/119085-21kthreadcore08:32:491
179940,0migration/116925-21kthreadcore08:07:501
179940,0migration/115729-21kthreadcore07:42:481
179940,0migration/110032-21kthreadcore07:37:491
169940,0watchdog/16189-21ssh10:12:421
169940,0watchdog/131917-21sed07:07:471
169940,0watchdog/122591-21diskmemload10:20:381
169940,0watchdog/122243-21df_inode10:42:421
169940,0watchdog/10-21swapper/110:23:021
169940,0watchdog/10-21swapper/109:07:501
149940,0migration/0919-21kthreadcore09:07:510
149940,0migration/09043-21kthreadcore09:52:480
149940,0migration/06781-21aten2.4-expect09:32:420
149940,0migration/05737-21cpuspeed_turbos10:52:450
149940,0migration/03898-21sh11:30:280
149940,0migration/031389-21cpuspeed_turbos07:07:450
149940,0migration/031170-21fschecks_count09:47:450
149940,0migration/030755-21kthreadcore08:17:480
149940,0migration/026799-21kthreadcore09:22:500
149940,0migration/025941-21kthreadcore08:12:480
149940,0migration/021367-21kthreadcore08:57:490
149940,0migration/018726-21taskset12:20:040
149940,0migration/016678-21kthreadcore10:57:510
149940,0migration/014894-21ntp_kernel_pll_08:52:520
29715030,0irq/26-eth0-rx-0-21swapper/308:57:423
29715030,0irq/26-eth0-rx-0-21swapper/308:47:553
29715030,0irq/26-eth0-rx-0-21swapper/307:32:573
29715030,0irq/26-eth0-rx-0-21swapper/307:30:133
29715030,0irq/26-eth0-rx-0-21swapper/307:22:533
29715030,0irq/26-eth0-rx-0-21swapper/307:05:093
259930,0migration/231214-21timerandwakeup07:27:552
242609932,0cyclictest3556-21lldpd08:32:442
242609932,0cyclictest3514-21snmpd07:18:452
242609930,0cyclictest16127-21munin-node08:57:472
242599932,0cyclictest8275-21hwlatdetect08:02:461
242599932,0cyclictest5865-21cut07:12:451
242599932,0cyclictest3241-21irqbalance08:17:511
242599932,0cyclictest31386-21unixbench_multi07:27:551
242599932,0cyclictest30862-21awk10:47:481
242599930,0cyclictest16787-21perl08:57:451
242589933,0cyclictest13882-21kworker/0:108:22:500
242589932,0cyclictest9332-21awk08:27:460
242589932,0cyclictest7544-21awk09:12:470
242589932,0cyclictest3556-21lldpd10:24:150
242589932,0cyclictest3514-21snmpd07:54:300
242589932,0cyclictest3241-21irqbalance11:15:000
242589932,0cyclictest28499-21sh08:42:430
242589932,0cyclictest15186-21aten2.4-expect08:32:430
242589932,0cyclictest13746-21awk11:37:460
242589931,0cyclictest0-21swapper/007:47:460
242589930,0cyclictest0-21swapper/008:39:390
19130,0ktimersoftd/12492-21sh12:09:191
169930,0watchdog/122591-21diskmemload10:28:181
242589921,0cyclictest0-21swapper/012:22:310
242589920,0cyclictest21231-21sh11:22:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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