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2026-01-21 - 12:12
[ 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 Wed Jan 21, 2026 00:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
304450520,0irq/25-eth10-21swapper/319:06:153
818123625,0sleep00-21swapper/019:05:020
816223425,0sleep20-21swapper/219:04:482
814723324,0sleep10-21swapper/119:04:391
83679970,0cyclictest0-21swapper/020:01:320
4170,0ktimersoftd/00-21swapper/023:45:300
83709960,0cyclictest4515-21sh23:05:492
83709960,0cyclictest0-21swapper/223:30:162
83699960,0cyclictest0-21swapper/122:34:241
83699960,0cyclictest0-21swapper/121:26:551
35160,0ktimersoftd/30-21swapper/322:38:343
339960,0migration/329397-21sh21:59:483
339960,0migration/328895-21sh21:37:303
339960,0migration/327808-21sh22:57:453
339960,0migration/321882-21aten_r1power_cu19:16:303
339960,0migration/320633-21sh22:55:093
339960,0migration/313072-21sh21:09:073
339960,0migration/312049-21sh23:30:143
29725060,0irq/27-eth0-tx-1333-21tr23:41:382
29725060,0irq/27-eth0-tx-0-21swapper/221:57:332
29715060,0irq/26-eth0-rx-9299-21grep23:06:373
29715060,0irq/26-eth0-rx-31509-21iostat_ios21:41:363
29715060,0irq/26-eth0-rx-18785-21python23:11:413
29715060,0irq/26-eth0-rx-11164-21ssh00:09:413
29715060,0irq/26-eth0-rx-0-21swapper/322:28:173
19160,0ktimersoftd/16001-21diskmemload23:45:301
149960,0migration/04236-21sh23:26:010
149960,0migration/0356-21kthreadcore20:11:370
149960,0migration/019701-21sh23:55:190
149960,0migration/013506-21sh21:10:090
149960,0migration/011656-21sh23:50:100
83709955,0cyclictest0-21swapper/222:42:482
83709955,0cyclictest0-21swapper/221:18:272
83709955,0cyclictest0-21swapper/220:21:422
83709955,0cyclictest0-21swapper/200:26:422
83709952,0cyclictest5841-21sadc21:46:212
83709950,0cyclictest0-21swapper/200:02:542
83699955,0cyclictest0-21swapper/123:47:521
83699955,0cyclictest0-21swapper/123:19:581
83699955,0cyclictest0-21swapper/100:33:541
83699950,0cyclictest0-21swapper/122:25:531
83679950,0cyclictest0-21swapper/022:37:470
8215050,0irq/24-0000:00:0-21swapper/221:31:212
339950,0migration/38943-21kthreadcore21:26:383
339950,0migration/38231-21kthreadcore19:51:383
339950,0migration/37916-21kthreadcore00:26:363
339950,0migration/37875-21kthreadcore20:16:373
339950,0migration/33844-21runrttasks22:43:043
339950,0migration/332679-21kthreadcore20:36:383
339950,0migration/331509-21munin-node22:01:363
339950,0migration/331337-21hddtemp_smartct21:21:343
339950,0migration/330974-21kthreadcore00:21:383
339950,0migration/330535-21latency20:56:403
339950,0migration/329536-21aten_r1power_en19:46:323
339950,0migration/328749-21munin-node19:21:323
339950,0migration/322239-21kthreadcore20:26:373
339950,0migration/321523-21kthreadcore20:51:383
339950,0migration/320928-21sh22:35:113
339950,0migration/320626-21sh23:36:223
339950,0migration/320626-21sh23:36:223
339950,0migration/320433-21timerwakeupswit21:31:433
339950,0migration/319118-21runrttasks00:35:133
339950,0migration/315691-21kthreadcore00:11:383
339950,0migration/311875-21kthreadcore19:31:373
339950,0migration/310084-21munin-node23:46:423
29725050,0irq/27-eth0-tx-3990-21munin-node00:06:332
29725050,0irq/27-eth0-tx-22481-21munin-node21:36:402
29725050,0irq/27-eth0-tx-20943-21ssh21:53:362
29725050,0irq/27-eth0-tx-20343-21munin-node23:56:352
29725050,0irq/27-eth0-tx-19983-21ssh22:11:422
29725050,0irq/27-eth0-tx-11167-21open_files22:26:412
29725050,0irq/27-eth0-tx-0-21swapper/223:52:412
29725050,0irq/27-eth0-tx-0-21swapper/223:31:232
29725050,0irq/27-eth0-tx-0-21swapper/223:14:382
29725050,0irq/27-eth0-tx-0-21swapper/222:47:202
29725050,0irq/27-eth0-tx-0-21swapper/222:31:472
29725050,0irq/27-eth0-tx-0-21swapper/020:55:570
29725050,0irq/27-eth0-tx-0-21swapper/020:23:270
29725050,0irq/27-eth0-tx-0-21swapper/019:11:320
29715050,0irq/26-eth0-rx-27466-21cut20:06:383
29715050,0irq/26-eth0-rx-26676-21kthreadcore22:16:373
29715050,0irq/26-eth0-rx-2234-21processes23:21:393
29715050,0irq/26-eth0-rx-20670-21ntpq19:11:403
29715050,0irq/26-eth0-rx-19984-21rm23:35:103
29715050,0irq/26-eth0-rx-1029-21kthreadcore21:01:383
29715050,0irq/26-eth0-rx-0-21swapper/323:59:493
29715050,0irq/26-eth0-rx-0-21swapper/323:52:353
29715050,0irq/26-eth0-rx-0-21swapper/322:22:273
29715050,0irq/26-eth0-rx-0-21swapper/322:12:113
29715050,0irq/26-eth0-rx-0-21swapper/321:54:093
29715050,0irq/26-eth0-rx-0-21swapper/321:16:403
29715050,0irq/26-eth0-rx-0-21swapper/321:11:393
29715050,0irq/26-eth0-rx-0-21swapper/300:02:093
27150,0ktimersoftd/20-21swapper/223:40:402
27150,0ktimersoftd/20-21swapper/223:40:402
27150,0ktimersoftd/20-21swapper/200:19:362
259950,0migration/22905-21sh00:24:582
259950,0migration/225810-21kthreadcore23:16:372
259950,0migration/216397-21irqrtprio19:11:362
259950,0migration/213725-21kthreadcore00:11:372
249950,0watchdog/214965-21sh21:11:352
249950,0watchdog/212339-21ssh22:07:392
179950,0migration/131391-21fschecks_count20:36:351
179950,0migration/128610-21cpuspeed_turbos00:01:331
179950,0migration/124493-21kthreadcore21:16:371
179950,0migration/123263-21munin-node21:36:361
179950,0migration/122835-21irqrtprio22:36:371
179950,0migration/110459-21kthreadcore20:41:381
169950,0watchdog/119362-21kthreadcore21:11:391
149950,0migration/09484-21munin-node19:06:360
149950,0migration/09013-21kthreadcore22:46:380
149950,0migration/06781-21kthreadcore23:26:350
149950,0migration/05692-21latency_hist22:06:210
149950,0migration/03893-21latency_hist00:06:210
149950,0migration/03153-21kthreadcore21:01:390
149950,0migration/029627-21taskset22:00:290
149950,0migration/029133-21taskset19:45:050
149950,0migration/028792-21sh22:18:570
149950,0migration/028224-21kthreadcore20:06:380
149950,0migration/027760-21kthreadcore20:31:380
149950,0migration/025408-21sh20:56:330
149950,0migration/025266-21kthreadcore19:16:360
149950,0migration/02223-21kthreadcore23:01:370
149950,0migration/021519-21taskset21:34:260
149950,0migration/021218-21fschecks_count23:36:340
149950,0migration/021218-21fschecks_count23:36:340
149950,0migration/020854-21taskset21:13:040
149950,0migration/020298-21cpuspeed_turbos00:16:330
149950,0migration/018449-21sh00:33:160
149950,0migration/018182-21fschecks_count20:26:320
149950,0migration/017629-21smart_sdb20:46:420
149950,0migration/014408-21kthreadcore23:31:350
149950,0migration/013469-21fschecks_count23:11:320
149950,0migration/012326-21kthreadcore19:56:370
83709944,0cyclictest0-21swapper/219:36:372
83709943,0cyclictest9460-21awk19:06:362
83709943,0cyclictest5958-21awk23:06:352
83709943,0cyclictest3514-21snmpd21:32:052
83709943,0cyclictest3514-21snmpd20:46:202
83709943,0cyclictest3514-21snmpd20:33:052
83709943,0cyclictest3514-21snmpd20:26:352
83709943,0cyclictest30367-21awk19:46:352
83709943,0cyclictest12940-21awk20:46:352
83709940,0cyclictest0-21swapper/220:19:392
83699944,0cyclictest0-21swapper/100:24:081
83699943,0cyclictest7223-21awk21:06:361
83699943,0cyclictest6765-21awk22:06:351
83699943,0cyclictest5997-21sadc21:06:211
83699943,0cyclictest4989-21sadc22:46:211
83699943,0cyclictest3556-21lldpd23:36:281
83699943,0cyclictest3556-21lldpd23:36:281
83699943,0cyclictest3556-21lldpd22:16:281
83699943,0cyclictest3556-21lldpd21:53:281
83699943,0cyclictest3556-21lldpd19:26:561
83699943,0cyclictest3556-21lldpd19:19:561
83699943,0cyclictest3241-21irqbalance19:48:401
83699943,0cyclictest20063-21sadc23:56:211
83699943,0cyclictest19483-21awk20:51:351
83699943,0cyclictest18518-21awk20:26:341
83699940,0cyclictest0-21swapper/120:48:401
83679943,0cyclictest6121-21awk20:41:350
83679943,0cyclictest3514-21snmpd00:29:060
83679943,0cyclictest31871-21awk20:36:360
83679943,0cyclictest30470-21awk22:41:360
83679943,0cyclictest23924-21kworker/0:222:34:340
83679943,0cyclictest23924-21kworker/0:221:39:480
83679943,0cyclictest23924-21kworker/0:219:29:030
83679943,0cyclictest19730-21sadc00:16:200
8215040,0irq/24-0000:00:0-21swapper/219:26:212
339940,0migration/36077-21cpuspeed_turbos22:06:323
339940,0migration/35743-21fschecks_count20:41:343
339940,0migration/323241-21kthreadcore23:16:373
339940,0migration/312215-21kthreadcore19:06:383
29725040,0irq/27-eth0-tx-30605-21munin-node22:01:322
29725040,0irq/27-eth0-tx-29898-21munin-node22:21:332
29725040,0irq/27-eth0-tx-27477-21ssh22:56:492
29725040,0irq/27-eth0-tx-0-21swapper/223:46:282
29725040,0irq/27-eth0-tx-0-21swapper/223:21:292
29725040,0irq/27-eth0-tx-0-21swapper/222:53:072
29725040,0irq/27-eth0-tx-0-21swapper/222:36:292
29725040,0irq/27-eth0-tx-0-21swapper/222:16:222
29725040,0irq/27-eth0-tx-0-21swapper/221:46:362
29725040,0irq/27-eth0-tx-0-21swapper/221:07:572
29725040,0irq/27-eth0-tx-0-21swapper/019:51:340
29725040,0irq/27-eth0-tx-0-21swapper/019:46:310
29725040,0irq/27-eth0-tx-0-21swapper/019:39:560
29715040,0irq/26-eth0-rx-0-21swapper/323:41:313
29715040,0irq/26-eth0-rx-0-21swapper/323:01:413
29715040,0irq/26-eth0-rx-0-21swapper/322:46:393
29715040,0irq/26-eth0-rx-0-21swapper/321:46:393
29715040,0irq/26-eth0-rx-0-21swapper/320:21:313
29715040,0irq/26-eth0-rx-0-21swapper/320:01:313
29715040,0irq/26-eth0-rx-0-21swapper/300:17:023
259940,0migration/225248-21runrttasks20:56:322
259940,0migration/222031-21aten_r1power_vo19:16:312
259940,0migration/220003-21kthreadcore20:01:372
259940,0migration/214088-21kthreadcore00:31:372
259940,0migration/212706-21kthreadcore19:56:372
259940,0migration/21009-21kthreadcore21:21:382
249940,0watchdog/20-21swapper/221:01:352
249940,0watchdog/20-21swapper/219:31:362
19140,0ktimersoftd/10-21swapper/121:57:441
179940,0migration/1693-21kthreadcore20:11:371
179940,0migration/16706-21kthreadcore23:26:351
179940,0migration/16302-21kthreadcore19:51:381
179940,0migration/15677-21munin-node22:46:341
179940,0migration/131530-21kthreadcore19:21:371
179940,0migration/128529-21kthreadcore20:06:381
179940,0migration/126452-21kthreadcore22:56:381
179940,0migration/124465-21kthreadcore19:41:371
179940,0migration/124028-21kthreadcore23:56:381
179940,0migration/123250-21kthreadcore00:16:381
179940,0migration/12136-21munin-node23:21:381
179940,0migration/119351-21kthreadcore19:11:371
179940,0migration/117454-21munin-node20:01:331
179940,0migration/113054-21kthreadcore19:06:391
169940,0watchdog/16859-21kthreadcore00:06:381
169940,0watchdog/130156-21ssh22:01:231
169940,0watchdog/121645-21ssh21:34:471
169940,0watchdog/120257-21ssh22:12:231
169940,0watchdog/119711-21ssh22:52:271
169940,0watchdog/10-21swapper/123:31:311
169940,0watchdog/10-21swapper/122:27:151
169940,0watchdog/10-21swapper/121:46:431
169940,0watchdog/10-21swapper/119:31:361
169940,0watchdog/10-21swapper/100:11:381
149940,0migration/06902-21kernelversion22:26:370
149940,0migration/031024-21kthreadcore00:01:380
149940,0migration/029993-21kthreadcore19:21:360
149940,0migration/028712-21sh21:17:100
149940,0migration/014903-21kthreadcore22:51:370
149940,0migration/010391-21latency23:06:380
83709933,0cyclictest3556-21lldpd19:55:262
83709932,0cyclictest3514-21snmpd20:12:352
83709932,0cyclictest28776-21cpuspeed_turbos19:21:322
83709932,0cyclictest28486-21sensors19:41:422
83709932,0cyclictest19453-21awk20:51:352
83699933,0cyclictest4564-21awk00:26:331
83699932,0cyclictest4707-21df_abs20:16:331
83699932,0cyclictest3556-21lldpd23:06:571
83699932,0cyclictest3556-21lldpd20:24:571
83699932,0cyclictest17050-21awk19:36:351
83679933,0cyclictest23924-21kworker/0:223:56:460
83679933,0cyclictest23924-21kworker/0:223:16:320
83679933,0cyclictest23924-21kworker/0:222:56:240
83679933,0cyclictest23924-21kworker/0:222:21:220
83679933,0cyclictest23924-21kworker/0:222:11:240
83679933,0cyclictest23924-21kworker/0:222:06:280
83679933,0cyclictest23924-21kworker/0:221:51:280
83679933,0cyclictest23924-21kworker/0:221:46:240
83679933,0cyclictest23924-21kworker/0:221:41:360
83679933,0cyclictest23924-21kworker/0:221:26:220
83679933,0cyclictest23924-21kworker/0:221:21:240
83679933,0cyclictest23924-21kworker/0:220:16:250
83679933,0cyclictest23924-21kworker/0:219:31:250
83679933,0cyclictest23924-21kworker/0:200:21:240
29715030,0irq/26-eth0-rx-0-21swapper/320:47:463
29715030,0irq/26-eth0-rx-0-21swapper/320:31:323
29715030,0irq/26-eth0-rx-0-21swapper/320:14:033
29715030,0irq/26-eth0-rx-0-21swapper/319:57:363
29715030,0irq/26-eth0-rx-0-21swapper/319:41:443
29715030,0irq/26-eth0-rx-0-21swapper/319:26:313
249930,0watchdog/20-21swapper/220:36:432
179930,0migration/124495-21aten_r1power_vo20:31:321
179930,0migration/11973-21kthreadcore23:01:371
169930,0watchdog/10-21swapper/123:11:351
169930,0watchdog/10-21swapper/121:43:511
169930,0watchdog/10-21swapper/121:21:391
169930,0watchdog/10-21swapper/120:56:391
169930,0watchdog/10-21swapper/119:56:391
35120,0ktimersoftd/316305-21aten_r1power_po19:36:323
249920,0watchdog/20-21swapper/220:06:232
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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