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2026-02-24 - 08:07
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

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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 Tue Feb 24, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
304450400,0irq/25-eth10-21swapper/318:58:323
3088823724,0sleep00-21swapper/018:58:270
79123525,0sleep20-21swapper/219:02:452
46323524,0sleep10-21swapper/118:59:081
29715070,0irq/26-eth0-rx-30040-21interrupts00:03:243
9309966,0cyclictest0-21swapper/222:08:312
9309964,0cyclictest0-21swapper/221:08:372
9309960,0cyclictest0-21swapper/223:33:492
9279960,0cyclictest0-21swapper/021:42:280
8215060,0irq/24-0000:00:23542-21ls21:18:082
4160,0ktimersoftd/00-21swapper/022:42:270
339960,0migration/35450-21sh22:25:173
339960,0migration/331952-21aten_r1power_fr21:23:203
339960,0migration/33104-21sh00:25:363
339960,0migration/319700-21sh23:54:483
339960,0migration/318577-21munin-node20:53:213
339960,0migration/314796-21aten_r1power_en22:33:223
339960,0migration/312885-21sh22:49:213
29725060,0irq/27-eth0-tx-18436-21munin-node20:53:220
29715060,0irq/26-eth0-rx-8646-21irqstats21:48:243
29715060,0irq/26-eth0-rx-22111-21munin-node23:18:203
259960,0migration/21022-21pmu-power19:23:292
149960,0migration/05304-21sh23:28:010
149960,0migration/04922-21sh22:44:440
149960,0migration/03708-21sh00:27:150
149960,0migration/029134-21sh23:21:190
149960,0migration/014735-21sh22:33:180
149960,0migration/013719-21aten_r1power_fr23:33:190
149960,0migration/011839-21taskset00:32:390
9309955,0cyclictest0-21swapper/222:50:472
9309955,0cyclictest0-21swapper/221:34:382
9309954,0cyclictest12944-21kthreadcore19:58:272
9289955,0cyclictest3514-21snmpd22:59:541
9289955,0cyclictest0-21swapper/123:54:221
9289950,0cyclictest0-21swapper/121:53:081
9289950,0cyclictest0-21swapper/121:12:371
9279955,0cyclictest31508-21diskmemload22:14:560
9279955,0cyclictest0-21swapper/000:16:580
8215050,0irq/24-0000:00:14476-21perf22:33:082
4150,0ktimersoftd/00-21swapper/023:42:480
339950,0migration/39516-21fschecks_time19:33:233
339950,0migration/37107-21kthreadcore23:28:233
339950,0migration/34350-21kthreadcore19:28:263
339950,0migration/34312-21taskset23:46:213
339950,0migration/331437-21taskset21:02:343
339950,0migration/330319-21taskset20:35:363
339950,0migration/329613-21munin-node21:18:313
339950,0migration/323862-21munin-node21:58:233
339950,0migration/322339-21timerwakeupswit20:03:333
339950,0migration/320278-21switchtime22:53:333
339950,0migration/320039-21kthreadcore22:13:253
339950,0migration/318381-21kthreadcore21:33:263
339950,0migration/315731-21kthreadcore23:13:263
339950,0migration/314156-21taskset22:11:143
339950,0migration/313581-21sh23:12:273
339950,0migration/312056-21latency_hist00:33:083
29725050,0irq/27-eth0-tx-8993-21kthreadcore21:28:252
29725050,0irq/27-eth0-tx-31031-21munin-node22:23:252
29725050,0irq/27-eth0-tx-30464-21ssh22:01:042
29725050,0irq/27-eth0-tx-29572-21munin-node23:43:192
29725050,0irq/27-eth0-tx-28695-21port_sshpriv22:18:292
29725050,0irq/27-eth0-tx-21192-21ssh22:34:242
29725050,0irq/27-eth0-tx-0-21swapper/223:17:172
29725050,0irq/27-eth0-tx-0-21swapper/223:04:012
29725050,0irq/27-eth0-tx-0-21swapper/221:43:262
29725050,0irq/27-eth0-tx-0-21swapper/200:15:402
29725050,0irq/27-eth0-tx-0-21swapper/020:03:290
29725050,0irq/27-eth0-tx-0-21swapper/019:19:140
29715050,0irq/26-eth0-rx-8220-21grep19:53:273
29715050,0irq/26-eth0-rx-6559-21runrttasks23:04:353
29715050,0irq/26-eth0-rx-31845-21cpu21:43:203
29715050,0irq/26-eth0-rx-21132-21cut23:58:193
29715050,0irq/26-eth0-rx-20128-21ssh23:34:323
29715050,0irq/26-eth0-rx-14492-21cat00:13:253
29715050,0irq/26-eth0-rx-13441-21ssh22:30:093
29715050,0irq/26-eth0-rx-0-21swapper/323:38:253
29715050,0irq/26-eth0-rx-0-21swapper/323:25:483
29715050,0irq/26-eth0-rx-0-21swapper/323:00:263
29715050,0irq/26-eth0-rx-0-21swapper/322:43:273
29715050,0irq/26-eth0-rx-0-21swapper/322:18:173
29715050,0irq/26-eth0-rx-0-21swapper/321:58:043
29715050,0irq/26-eth0-rx-0-21swapper/321:38:233
29715050,0irq/26-eth0-rx-0-21swapper/321:28:233
29715050,0irq/26-eth0-rx-0-21swapper/320:43:243
29715050,0irq/26-eth0-rx-0-21swapper/300:11:313
259950,0migration/28758-21kthreadcore23:08:262
259950,0migration/27154-21sh21:08:042
259950,0migration/225773-21kthreadcore23:38:252
259950,0migration/22498-21switchtime00:03:312
249950,0watchdog/26651-21kthreadcore00:08:262
249950,0watchdog/228390-21kthreadcore21:18:272
19150,0ktimersoftd/10-21swapper/123:42:481
19150,0ktimersoftd/10-21swapper/122:42:271
19150,0ktimersoftd/10-21swapper/122:08:331
179950,0migration/18813-21kthreadcore22:48:251
179950,0migration/15899-21taskset22:05:361
179950,0migration/131592-21idleruntime20:38:251
179950,0migration/129034-21kthreadcore20:33:271
179950,0migration/123739-21latency_hist21:18:081
179950,0migration/122340-21sh21:35:041
179950,0migration/120384-21kthreadcore21:53:261
179950,0migration/11784-21taskset19:26:311
179950,0migration/115698-21kthreadcore00:13:251
179950,0migration/115383-21cpuspeed_turbos22:13:201
179950,0migration/114373-21taskset22:32:551
169950,0watchdog/19501-21kthreadcore23:08:271
169950,0watchdog/12962-21hwlatdetect19:28:231
169950,0watchdog/125228-21tr23:18:271
169950,0watchdog/124004-21tr21:38:231
169950,0watchdog/118824-21tr22:53:271
169950,0watchdog/10-21swapper/100:23:221
149950,0migration/08464-21taskset19:30:420
149950,0migration/07506-21gltestperf22:28:220
149950,0migration/07386-21kthreadcore20:43:260
149950,0migration/06262-21kthreadcore19:53:260
149950,0migration/03951-21kthreadcore21:03:270
149950,0migration/03855-21taskset20:17:250
149950,0migration/031187-21aten_r1power_vo22:23:180
149950,0migration/031146-21fschecks_time23:03:210
149950,0migration/026681-21kthreadcore22:18:260
149950,0migration/026141-21irqcore20:58:250
149950,0migration/024954-21kthreadcore00:18:260
149950,0migration/024275-21idleruntime21:58:240
149950,0migration/02131-21kthreadcore21:23:260
149950,0migration/021089-21latency_hist19:18:100
149950,0migration/020218-21sendmail_mailst22:53:320
149950,0migration/017452-21latency_hist20:28:090
149950,0migration/017149-21kthreadcore21:13:270
149950,0migration/014277-21latency_hist22:53:080
149950,0migration/014206-21latency19:33:280
149950,0migration/013883-21latency_hist23:13:080
149950,0migration/013570-21taskset22:09:320
149950,0migration/010744-21kthreadcore21:48:250
9309944,0cyclictest0-21swapper/219:46:382
9309944,0cyclictest0-21swapper/219:46:382
9309943,0cyclictest3556-21lldpd20:46:452
9309943,0cyclictest3556-21lldpd19:13:152
9309943,0cyclictest24559-21awk21:38:252
9309943,0cyclictest24157-21awk20:08:262
9309943,0cyclictest22106-21awk19:18:242
9309943,0cyclictest2026-21awk19:03:242
9309943,0cyclictest12597-21awk20:48:222
9289944,0cyclictest0-21swapper/123:07:051
9289944,0cyclictest0-21swapper/122:24:401
9289944,0cyclictest0-21swapper/120:08:271
9289943,0cyclictest3514-21snmpd19:47:101
9289943,0cyclictest3514-21snmpd19:47:101
9289943,0cyclictest3514-21snmpd00:29:261
9289943,0cyclictest3514-21snmpd00:19:261
9289943,0cyclictest3514-21snmpd00:08:561
9289943,0cyclictest3241-21irqbalance21:15:171
9289943,0cyclictest31746-21awk22:43:241
9289943,0cyclictest30422-21awk23:43:221
9279944,0cyclictest0-21swapper/021:53:580
9279944,0cyclictest0-21swapper/021:19:080
9279943,0cyclictest3514-21snmpd19:46:400
9279943,0cyclictest3514-21snmpd19:46:400
9279943,0cyclictest3241-21irqbalance21:11:570
9279943,0cyclictest32381-21awk22:03:240
9279943,0cyclictest25110-21awk20:33:240
9279943,0cyclictest24015-21awk20:08:250
9279943,0cyclictest21966-21kworker/0:023:55:120
9279943,0cyclictest21966-21kworker/0:020:38:280
9279943,0cyclictest16682-21awk21:33:240
9279943,0cyclictest15409-21sadc21:33:080
9279940,0cyclictest27899-21munin-node19:23:270
8215040,0irq/24-0000:00:0-21swapper/220:53:082
339940,0migration/34567-21kthreadcore21:03:273
339940,0migration/323767-21kthreadcore19:43:263
339940,0migration/323767-21kthreadcore19:43:263
339940,0migration/320135-21kthreadcore20:28:273
339940,0migration/313670-21kthreadcore19:58:273
29725040,0irq/27-eth0-tx-4238-21ssh00:28:092
29725040,0irq/27-eth0-tx-19442-21ssh23:54:052
29725040,0irq/27-eth0-tx-0-21swapper/223:28:182
29725040,0irq/27-eth0-tx-0-21swapper/223:23:222
29725040,0irq/27-eth0-tx-0-21swapper/222:39:002
29725040,0irq/27-eth0-tx-0-21swapper/222:13:562
29725040,0irq/27-eth0-tx-0-21swapper/221:53:122
29725040,0irq/27-eth0-tx-0-21swapper/221:48:172
29725040,0irq/27-eth0-tx-0-21swapper/221:23:142
29725040,0irq/27-eth0-tx-0-21swapper/200:18:132
29715040,0irq/26-eth0-rx-0-21swapper/323:49:383
29715040,0irq/26-eth0-rx-0-21swapper/322:38:263
29715040,0irq/26-eth0-rx-0-21swapper/322:03:363
29715040,0irq/26-eth0-rx-0-21swapper/321:13:203
29715040,0irq/26-eth0-rx-0-21swapper/321:08:363
29715040,0irq/26-eth0-rx-0-21swapper/320:13:213
29715040,0irq/26-eth0-rx-0-21swapper/319:13:203
29715040,0irq/26-eth0-rx-0-21swapper/319:03:273
29715040,0irq/26-eth0-rx-0-21swapper/300:19:343
259940,0migration/27506-21kthreadcore23:48:252
259940,0migration/24575-21forks20:18:222
259940,0migration/24487-21runrttasks20:39:122
259940,0migration/2303-21kthreadcore22:43:262
259940,0migration/226320-21irqrtprio20:58:252
259940,0migration/225062-21taskset20:33:242
259940,0migration/222394-21latency_hist22:58:082
259940,0migration/22156-21munin-node19:48:312
259940,0migration/221125-21kthreadcore20:03:272
259940,0migration/217233-21runrttasks20:28:042
259940,0migration/213136-21kthreadcore19:08:272
249940,0watchdog/2462-21kthreadcore20:13:272
249940,0watchdog/227465-21runrttasks23:59:182
249940,0watchdog/225227-21cut23:18:272
249940,0watchdog/218823-21cut22:53:272
249940,0watchdog/20-21swapper/222:03:272
249940,0watchdog/20-21swapper/219:33:272
249940,0watchdog/20-21swapper/200:23:222
179940,0migration/13950-21gltestperf19:53:231
179940,0migration/129740-21fschecks_time00:03:221
179940,0migration/125311-21kthreadcore21:58:271
179940,0migration/124120-21kthreadcore23:58:251
179940,0migration/123916-21kthreadcore19:18:261
179940,0migration/123589-21kthreadcore20:53:271
179940,0migration/120849-21runrttasks19:16:031
179940,0migration/119113-21kthreadcore20:03:261
179940,0migration/117427-21latency_hist20:28:091
179940,0migration/116365-21sh19:38:241
179940,0migration/115979-21runrttasks19:59:581
179940,0migration/112851-21sh23:31:381
179940,0migration/112804-21irqcore20:48:241
169940,0watchdog/16142-21taskset21:45:311
169940,0watchdog/130160-21ssh22:21:231
169940,0watchdog/119752-21munin-node23:33:301
169940,0watchdog/113783-21cut19:33:271
169940,0watchdog/11144-21munin-node19:03:281
169940,0watchdog/10-21swapper/123:23:191
169940,0watchdog/10-21swapper/123:16:391
169940,0watchdog/10-21swapper/121:03:271
169940,0watchdog/10-21swapper/120:13:271
149940,0migration/07369-21kthreadcore23:28:230
149940,0migration/05485-21sh21:43:360
149940,0migration/032318-21kthreadcore00:03:260
149940,0migration/030578-21kthreadcore19:48:250
149940,0migration/028765-21ksmtuned22:59:030
9309932,0cyclictest3556-21lldpd19:53:452
9309932,0cyclictest19802-21grep20:28:272
9309932,0cyclictest16502-21awk19:38:252
9289933,0cyclictest3556-21lldpd21:28:151
9289932,0cyclictest9824-21sensors20:18:301
9289932,0cyclictest8824-21awk19:08:241
9289932,0cyclictest3514-21snmpd23:48:261
9289932,0cyclictest3514-21snmpd20:58:101
9289932,0cyclictest14754-21munin-node22:33:291
9289930,0cyclictest15229-21cut20:23:261
9289930,0cyclictest0-21swapper/120:43:551
9279933,0cyclictest21966-21kworker/0:023:58:140
9279933,0cyclictest21966-21kworker/0:023:48:140
9279933,0cyclictest21966-21kworker/0:023:43:140
9279933,0cyclictest21966-21kworker/0:023:13:160
9279933,0cyclictest21966-21kworker/0:020:48:200
9279933,0cyclictest21966-21kworker/0:020:18:100
9279933,0cyclictest21966-21kworker/0:019:58:230
9279933,0cyclictest21966-21kworker/0:019:08:210
9279933,0cyclictest21966-21kworker/0:000:08:180
9279932,0cyclictest10825-21munin-node20:23:220
29725030,0irq/27-eth0-tx-0-21swapper/019:38:210
29725030,0irq/27-eth0-tx-0-21swapper/019:03:200
29715030,0irq/26-eth0-rx-0-21swapper/320:38:213
29715030,0irq/26-eth0-rx-0-21swapper/320:08:233
29715030,0irq/26-eth0-rx-0-21swapper/319:48:203
29715030,0irq/26-eth0-rx-0-21swapper/319:38:313
29715030,0irq/26-eth0-rx-0-21swapper/319:23:203
29715030,0irq/26-eth0-rx-0-21swapper/319:08:323
249930,0watchdog/20-21swapper/219:28:232
179930,0migration/131747-21kthreadcore19:48:261
169930,0watchdog/10-21swapper/121:23:231
29715020,0irq/26-eth0-rx-0-21swapper/320:50:173
29715020,0irq/26-eth0-rx-0-21swapper/320:23:203
29715020,0irq/26-eth0-rx-0-21swapper/319:19:133
35110,0ktimersoftd/30-21swapper/320:18:103
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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