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2026-02-18 - 09:56
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 rack1slot2.osadl.org (updated Wed Feb 18, 2026 00:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
179724433,0sleep10-21swapper/119:14:151
163224027,0sleep30-21swapper/319:12:213
158823127,0sleep00-21swapper/019:11:500
170722925,0sleep20-21swapper/219:13:122
8305060,0irq/26-0000:00:0-21swapper/219:35:352
35160,0ktimersoftd/30-21swapper/323:28:153
35160,0ktimersoftd/30-21swapper/300:18:423
339960,0migration/330291-21sh21:23:583
339960,0migration/326608-21munin-node22:55:503
339960,0migration/319483-21kthreadcore21:35:553
339960,0migration/319483-21kthreadcore21:35:553
329960,0watchdog/38438-21aten_r1power_cu22:45:463
329960,0watchdog/330231-21sh22:36:183
29815060,0irq/29-eth0-tx-9891-21munin-node20:50:510
29815060,0irq/29-eth0-tx-13173-21munin-node19:45:590
29805060,0irq/28-eth0-rx-7756-21cut00:35:543
29805060,0irq/28-eth0-rx-1747-21timerwakeupswit20:40:593
29805060,0irq/28-eth0-rx-16455-21sendmail_mailst21:50:583
29805060,0irq/28-eth0-rx-14008-21tr21:15:483
29805060,0irq/28-eth0-rx-12895-21irqstats00:20:533
29805060,0irq/28-eth0-rx-0-21swapper/322:43:193
29805060,0irq/28-eth0-rx-0-21swapper/319:55:463
19819960,0cyclictest0-21swapper/222:42:462
19809965,0cyclictest5752-21tr23:20:521
19809965,0cyclictest29491-21sh22:20:351
19799964,0cyclictest6296-21kworker/0:123:52:310
149960,0migration/05034-21kthreadcore19:15:530
149960,0migration/015916-21sh20:06:000
339950,0migration/39514-21kthreadcore22:25:533
339950,0migration/37894-21kthreadcore20:25:523
339950,0migration/37136-21kthreadcore23:20:523
339950,0migration/34349-21diskmemload22:21:353
339950,0migration/331444-21sh21:40:573
339950,0migration/331124-21fschecks_time23:35:493
339950,0migration/327695-21kthreadcore19:30:533
339950,0migration/32692-21munin-node20:45:473
339950,0migration/326325-21munin-node19:50:553
339950,0migration/32621-21smart_sdb00:31:013
339950,0migration/323897-21taskset23:50:373
339950,0migration/317755-21aten_r1power_fr00:05:483
339950,0migration/316626-21kthreadcore22:30:523
339950,0migration/31430-21munin-node23:55:513
339950,0migration/310889-21kthreadcore00:00:533
339950,0migration/310686-21sh20:05:503
329950,0watchdog/30-21swapper/320:30:543
329950,0watchdog/30-21swapper/300:27:353
329950,0watchdog/30-21swapper/300:10:513
29815050,0irq/29-eth0-tx-30634-21kthreadcore00:30:552
29815050,0irq/29-eth0-tx-30012-21unixbench_multi22:36:022
29815050,0irq/29-eth0-tx-27995-21munin-node23:15:492
29815050,0irq/29-eth0-tx-25118-21munin-node21:40:512
29815050,0irq/29-eth0-tx-19331-21munin-node23:10:482
29815050,0irq/29-eth0-tx-17043-21munin-node22:50:592
29815050,0irq/29-eth0-tx-14514-21kthreadcore00:00:542
29815050,0irq/29-eth0-tx-13664-21ethtool22:10:512
29815050,0irq/29-eth0-tx-13458-21diskmemload21:38:212
29815050,0irq/29-eth0-tx-13458-21diskmemload21:38:212
29815050,0irq/29-eth0-tx-10991-21ssh22:07:202
29815050,0irq/29-eth0-tx-0-21swapper/221:51:232
29815050,0irq/29-eth0-tx-0-21swapper/200:37:262
29815050,0irq/29-eth0-tx-0-21swapper/021:15:550
29815050,0irq/29-eth0-tx-0-21swapper/020:30:530
29815050,0irq/29-eth0-tx-0-21swapper/020:04:360
29815050,0irq/29-eth0-tx-0-21swapper/019:54:340
29815050,0irq/29-eth0-tx-0-21swapper/019:40:590
29805050,0irq/28-eth0-rx-6181-21tr21:45:543
29805050,0irq/28-eth0-rx-5167-21kthreadcore19:15:533
29805050,0irq/28-eth0-rx-27140-21cat20:15:543
29805050,0irq/28-eth0-rx-16185-21kthreadcore00:40:543
29805050,0irq/28-eth0-rx-10660-21ssh22:06:283
29805050,0irq/28-eth0-rx-10189-21grep21:30:523
29805050,0irq/28-eth0-rx-0-21swapper/323:40:543
29805050,0irq/28-eth0-rx-0-21swapper/323:05:533
29805050,0irq/28-eth0-rx-0-21swapper/323:02:143
29805050,0irq/28-eth0-rx-0-21swapper/322:50:503
29805050,0irq/28-eth0-rx-0-21swapper/322:17:143
29805050,0irq/28-eth0-rx-0-21swapper/322:10:483
29805050,0irq/28-eth0-rx-0-21swapper/321:55:533
29805050,0irq/28-eth0-rx-0-21swapper/321:28:423
27150,0ktimersoftd/20-21swapper/222:01:562
259950,0migration/29377-21munin-node00:16:032
259950,0migration/224480-21sh00:06:182
259950,0migration/214054-21sh23:42:582
259950,0migration/211656-21sh23:22:432
259950,0migration/210310-21munin-node20:50:492
249950,0watchdog/28439-21aten_r1power_cu22:45:462
249950,0watchdog/221925-21grep20:55:542
249950,0watchdog/214853-21aten2.4-expect22:30:462
19819955,0cyclictest0-21swapper/221:47:072
19819955,0cyclictest0-21swapper/221:21:062
19819955,0cyclictest0-21swapper/221:18:342
19809955,0cyclictest23698-21ps21:20:521
19799955,0cyclictest0-21swapper/021:33:020
19799953,0cyclictest6296-21kworker/0:123:55:370
19799950,0cyclictest0-21swapper/023:31:260
19799950,0cyclictest0-21swapper/022:42:430
179950,0migration/14830-21latency_hist00:35:361
179950,0migration/14019-21kthreadcore19:15:531
179950,0migration/132218-21sh23:55:171
179950,0migration/13145-21fschecks_time20:00:491
179950,0migration/128603-21kthreadcore21:40:531
179950,0migration/122444-21taskset22:33:431
179950,0migration/119810-21timerwakeupswit20:31:021
179950,0migration/118510-21needreboot22:10:551
179950,0migration/117251-21kthreadcore21:15:531
179950,0migration/117041-21sh23:06:011
179950,0migration/116929-21kthreadcore00:40:541
169950,0watchdog/11437-21munin-node23:15:551
149950,0migration/09128-21aten2.4-expect00:00:470
149950,0migration/0665-21taskset00:11:160
149950,0migration/0654-21kthreadcore19:55:530
149950,0migration/05375-21munin-node23:20:500
149950,0migration/05071-21timerandwakeup19:36:010
149950,0migration/029009-21kthreadcore20:15:540
149950,0migration/028422-21kthreadcore21:00:540
149950,0migration/025982-21cpuspeed_turbos22:55:490
149950,0migration/025595-21kthreadcore19:30:520
149950,0migration/025415-21munin-node23:10:530
149950,0migration/023139-21kthreadcore20:35:540
149950,0migration/022144-21kthreadcore20:55:540
149950,0migration/022107-21kthreadcore21:35:550
149950,0migration/022107-21kthreadcore21:35:550
149950,0migration/021087-21taskset00:43:000
149950,0migration/018682-21idleruntime00:05:510
149950,0migration/018403-21kthreadcore19:25:520
149950,0migration/018247-21sh21:54:510
149950,0migration/017585-21kthreadcore22:10:540
149950,0migration/016736-21irqrtprio23:45:520
149950,0migration/015415-21sh22:46:530
149950,0migration/015049-21kthreadcore00:20:540
149950,0migration/013843-21fschecks_time23:25:480
149950,0migration/013062-21taskset20:29:010
149950,0migration/011052-21needreboot00:35:560
339940,0migration/3588-21kthreadcore20:20:523
339940,0migration/34046-21kthreadcore21:05:543
339940,0migration/325592-21kthreadcore20:35:543
339940,0migration/320377-21kthreadcore20:55:543
339940,0migration/318503-21kthreadcore19:25:523
329940,0watchdog/328005-21tr21:00:543
329940,0watchdog/30-21swapper/320:50:543
329940,0watchdog/30-21swapper/320:14:383
329940,0watchdog/30-21swapper/319:35:543
329940,0watchdog/30-21swapper/319:20:503
29815040,0irq/29-eth0-tx-0-21swapper/223:55:532
29815040,0irq/29-eth0-tx-0-21swapper/223:50:402
29815040,0irq/29-eth0-tx-0-21swapper/223:37:492
29815040,0irq/29-eth0-tx-0-21swapper/223:31:392
29815040,0irq/29-eth0-tx-0-21swapper/223:26:082
29815040,0irq/29-eth0-tx-0-21swapper/223:05:512
29815040,0irq/29-eth0-tx-0-21swapper/222:56:422
29815040,0irq/29-eth0-tx-0-21swapper/222:26:092
29815040,0irq/29-eth0-tx-0-21swapper/222:20:422
29815040,0irq/29-eth0-tx-0-21swapper/222:15:432
29815040,0irq/29-eth0-tx-0-21swapper/221:55:512
29815040,0irq/29-eth0-tx-0-21swapper/221:32:172
29815040,0irq/29-eth0-tx-0-21swapper/200:40:512
29815040,0irq/29-eth0-tx-0-21swapper/200:25:432
29815040,0irq/29-eth0-tx-0-21swapper/200:21:122
29805040,0irq/28-eth0-rx-9589-21kthreadcore21:10:523
29805040,0irq/28-eth0-rx-0-21swapper/323:46:543
29805040,0irq/28-eth0-rx-0-21swapper/323:31:343
29805040,0irq/28-eth0-rx-0-21swapper/323:15:363
29805040,0irq/28-eth0-rx-0-21swapper/323:10:533
29805040,0irq/28-eth0-rx-0-21swapper/322:00:453
29805040,0irq/28-eth0-rx-0-21swapper/319:45:523
259940,0migration/28355-21kthreadcore20:45:542
259940,0migration/26224-21cpuspeed_turbos19:40:482
259940,0migration/231434-21kthreadcore00:10:562
259940,0migration/229767-21kthreadcore19:55:522
259940,0migration/228179-21kthreadcore20:15:542
259940,0migration/223627-21runrttasks20:12:262
259940,0migration/22116-21kthreadcore21:25:532
259940,0migration/217355-21kthreadcore23:45:522
259940,0migration/216970-21cpuspeed_turbos19:25:472
259940,0migration/213685-21munin-node20:30:492
249940,0watchdog/232479-21sh21:05:502
249940,0watchdog/225195-21perl21:00:502
249940,0watchdog/213918-21kthreadcore19:20:542
249940,0watchdog/20-21swapper/220:05:542
249940,0watchdog/20-21swapper/219:35:542
19819943,0cyclictest3524-21snmpd21:11:162
19819943,0cyclictest3524-21snmpd20:01:002
19819943,0cyclictest3072-21awk23:00:512
19819943,0cyclictest28961-21awk20:40:502
19819943,0cyclictest21676-21awk20:35:512
19819943,0cyclictest21462-21awk19:50:512
19809944,0cyclictest0-21swapper/120:15:501
19809943,0cyclictest7276-21awk20:25:501
19809943,0cyclictest5984-21sadc20:25:351
19809943,0cyclictest3571-21lldpd23:45:491
19809943,0cyclictest3571-21lldpd21:49:181
19809943,0cyclictest3524-21snmpd19:30:301
19809943,0cyclictest32139-21awk19:35:511
19809943,0cyclictest22735-21awk23:30:511
19809943,0cyclictest21723-21awk20:35:521
19809943,0cyclictest19962-21awk21:55:511
19809940,0cyclictest0-21swapper/123:25:391
19799944,0cyclictest0-21swapper/022:33:340
19799943,0cyclictest6296-21kworker/0:123:42:390
19799943,0cyclictest3720-21awk00:15:510
19799943,0cyclictest3571-21lldpd22:37:490
19799943,0cyclictest3571-21lldpd22:25:480
19799943,0cyclictest3524-21snmpd20:40:460
19799943,0cyclictest31513-21munin-node21:06:020
19799943,0cyclictest29198-21awk23:15:520
19799943,0cyclictest28637-21awk22:00:500
19799943,0cyclictest22222-21awk22:15:500
19799943,0cyclictest11889-21awk23:05:520
19799943,0cyclictest1128-21sh21:45:360
19799942,0cyclictest26100-21kworker/0:123:00:510
19799940,0cyclictest0-21swapper/021:10:530
179940,0migration/14930-21sh22:23:121
179940,0migration/13918-21kthreadcore23:00:521
179940,0migration/129092-21kthreadcore22:55:541
179940,0migration/123692-21kthreadcore19:50:531
179940,0migration/123541-21runrttasks20:11:261
179940,0migration/122563-21kthreadcore00:25:541
179940,0migration/121092-21kthreadcore00:05:541
179940,0migration/115418-21kthreadcore20:05:541
179940,0migration/115404-21kthreadcore00:20:541
179940,0migration/113429-21kthreadcore21:30:521
179940,0migration/113366-21taskset21:14:411
179940,0migration/113106-21latency_hist19:45:351
179940,0migration/112859-21proc_pri23:40:581
179940,0migration/111739-21latency19:40:541
179940,0migration/110479-21fschecks_count20:50:491
169940,0watchdog/18431-21ssh22:45:461
169940,0watchdog/16564-21ssh22:41:181
169940,0watchdog/13742-21munin-node22:05:461
169940,0watchdog/13676-21ls00:15:511
169940,0watchdog/13323-21ssh22:05:181
169940,0watchdog/123553-21ssh21:37:061
169940,0watchdog/123553-21ssh21:37:061
169940,0watchdog/123367-21sh22:35:381
169940,0watchdog/114243-21ssh22:29:581
169940,0watchdog/110438-21grep19:20:501
169940,0watchdog/10-21swapper/121:29:381
169940,0watchdog/10-21swapper/100:10:511
149940,0migration/03946-21kthreadcore21:45:530
149940,0migration/032727-21irqrtprio21:25:530
149940,0migration/031932-21kthreadcore23:35:520
149940,0migration/02837-21kthreadcore22:20:530
149940,0migration/022882-21kthreadcore21:55:540
149940,0migration/019909-21kthreadcore22:50:530
149940,0migration/019235-21kthreadcore20:10:520
149940,0migration/011658-21kthreadcore19:20:530
329930,0watchdog/32403-21taskset20:00:383
329930,0watchdog/30-21swapper/319:40:543
29815030,0irq/29-eth0-tx-0-21swapper/020:20:460
19819932,0cyclictest9317-21kthreadcore20:25:532
19819932,0cyclictest8505-21sensors19:15:582
19819932,0cyclictest32391-21awk20:20:502
19819930,0cyclictest0-21swapper/219:46:582
19809933,0cyclictest3571-21lldpd20:55:471
19809932,0cyclictest31573-21sh21:05:471
19809932,0cyclictest28792-21awk19:55:501
19809932,0cyclictest19212-21grep22:50:531
19809932,0cyclictest11257-21awk21:50:511
19809932,0cyclictest10546-21kthreadcore00:35:551
19809932,0cyclictest10129-21awk00:00:511
19799933,0cyclictest6296-21kworker/0:100:30:370
19799933,0cyclictest6296-21kworker/0:100:25:370
19799933,0cyclictest26100-21kworker/0:122:05:370
19799933,0cyclictest18067-21kworker/0:221:20:400
19799933,0cyclictest12124-21kworker/0:120:45:360
169930,0watchdog/120757-21ps23:10:511
169930,0watchdog/11394-21ntpq20:40:541
169930,0watchdog/10-21swapper/123:55:391
169930,0watchdog/10-21swapper/123:35:471
169930,0watchdog/10-21swapper/121:00:501
169930,0watchdog/10-21swapper/120:45:541
169930,0watchdog/10-21swapper/119:31:541
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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