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2026-02-08 - 06:55
[ 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 the highest latencies:
System rack1slot2.osadl.org (updated Sun Feb 08, 2026 00:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1558625756,0sleep00-21swapper/019:11:080
1561724633,0sleep10-21swapper/119:11:331
1564523930,0sleep30-21swapper/319:11:513
1563923127,0sleep20-21swapper/219:11:462
8305060,0irq/26-0000:00:23336-21crond20:04:452
8305060,0irq/26-0000:00:1632-21munin-run19:49:452
339960,0migration/37352-21sh21:57:333
339960,0migration/332530-21sh00:40:353
339960,0migration/328056-21sh21:30:413
339960,0migration/32394-21sh22:31:013
339960,0migration/323781-21sh23:20:253
339960,0migration/322213-21sh23:01:573
339960,0migration/314411-21sh00:14:163
339960,0migration/312985-21aten_r1power_cu20:19:553
329960,0watchdog/329373-21sh00:04:013
329960,0watchdog/311660-21python19:30:083
29805060,0irq/28-eth0-rx-13952-21kthreadcore22:00:033
259960,0migration/222693-21sh00:18:212
149960,0migration/07804-21sh21:58:500
149960,0migration/04754-21sh20:10:110
149960,0migration/020709-21kernelversion22:25:030
8305050,0irq/26-0000:00:29957-21timerandwakeup23:05:112
8305050,0irq/26-0000:00:21043-21wc21:29:462
4150,0ktimersoftd/00-21swapper/023:26:510
339950,0migration/38729-21kthreadcore22:35:053
339950,0migration/3770-21munin-node23:10:023
339950,0migration/37688-21kthreadcore19:50:033
339950,0migration/3741-21munin-node21:15:063
339950,0migration/36838-21fschecks_count21:39:583
339950,0migration/35177-21diskmemload22:52:373
339950,0migration/3511-21kthreadcore20:55:033
339950,0migration/331967-21munin-node19:25:033
339950,0migration/330502-21sh23:06:013
339950,0migration/329541-21kthreadcore23:45:033
339950,0migration/327237-21munin-node19:44:563
339950,0migration/325389-21kthreadcore20:50:043
339950,0migration/322897-21unixbench_singl20:00:113
339950,0migration/322082-21munin-node19:15:043
339950,0migration/320607-21gltestperf20:24:593
339950,0migration/320112-21cpuspeed_turbos19:39:573
339950,0migration/318140-21munin-node00:35:023
339950,0migration/315565-21kthreadcore21:05:043
339950,0migration/313310-21munin-node21:25:013
339950,0migration/312491-21taskset20:16:493
339950,0migration/311803-21kthreadcore00:30:043
329950,0watchdog/329424-21memory21:50:053
329950,0watchdog/319492-21ssh22:40:253
329950,0watchdog/30-21swapper/322:44:573
29815050,0irq/29-eth0-tx-8031-21ssh00:29:262
29815050,0irq/29-eth0-tx-6245-21munin-node00:09:582
29815050,0irq/29-eth0-tx-27051-21munin-node21:15:000
29815050,0irq/29-eth0-tx-13108-21ssh22:55:362
29815050,0irq/29-eth0-tx-12699-21ssh22:39:502
29815050,0irq/29-eth0-tx-12302-21munin-node21:25:072
29815050,0irq/29-eth0-tx-0-21swapper/221:56:092
29815050,0irq/29-eth0-tx-0-21swapper/221:35:062
29815050,0irq/29-eth0-tx-0-21swapper/200:20:022
29815050,0irq/29-eth0-tx-0-21swapper/020:55:020
29815050,0irq/29-eth0-tx-0-21swapper/020:50:020
29815050,0irq/29-eth0-tx-0-21swapper/020:35:030
29815050,0irq/29-eth0-tx-0-21swapper/019:44:350
29805050,0irq/28-eth0-rx-7590-21missed_timers20:35:063
29805050,0irq/28-eth0-rx-317-21ssh23:26:353
29805050,0irq/28-eth0-rx-3121-21irqcore22:15:013
29805050,0irq/28-eth0-rx-2703-21kthreadcore20:10:053
29805050,0irq/28-eth0-rx-20886-21kthreadcore23:40:043
29805050,0irq/28-eth0-rx-18166-21ssh23:37:453
29805050,0irq/28-eth0-rx-16779-21kthreadcore23:55:023
29805050,0irq/28-eth0-rx-14915-21sshd00:14:563
29805050,0irq/28-eth0-rx-0-21swapper/323:30:033
29805050,0irq/28-eth0-rx-0-21swapper/323:15:123
29805050,0irq/28-eth0-rx-0-21swapper/321:45:183
29805050,0irq/28-eth0-rx-0-21swapper/321:35:403
29805050,0irq/28-eth0-rx-0-21swapper/320:47:113
29805050,0irq/28-eth0-rx-0-21swapper/300:29:453
29805050,0irq/28-eth0-rx-0-21swapper/300:20:033
27150,0ktimersoftd/20-21swapper/222:53:142
259950,0migration/28277-21sh22:15:092
259950,0migration/27056-21kthreadcore21:20:042
259950,0migration/24610-21kthreadcore23:30:052
259950,0migration/24562-21taskset00:05:562
259950,0migration/224466-21kthreadcore20:25:032
259950,0migration/223640-21munin-node23:20:122
259950,0migration/222618-21kthreadcore19:40:022
259950,0migration/217022-21munin-node23:35:122
259950,0migration/216182-21kthreadcore20:20:022
259950,0migration/210953-21kthreadcore00:30:042
259950,0migration/210525-21switchtime22:35:122
249950,0watchdog/223437-21python00:35:092
249950,0watchdog/21538-21ssh00:44:372
249950,0watchdog/213122chrt22:14:092
179950,0migration/17813-21kthreadcore19:30:021
179950,0migration/13772-21kthreadcore19:50:021
179950,0migration/131183-21munin-node21:35:021
179950,0migration/129477-21missed_timers00:20:051
179950,0migration/124673-21munin-node21:50:021
179950,0migration/122563-21sh00:17:591
179950,0migration/116003-21kthreadcore23:35:051
179950,0migration/115854-21taskset20:44:251
179950,0migration/113262-21fschecks_count22:40:001
169950,0watchdog/15488-21ssh22:53:291
159679955,0cyclictest0-21swapper/223:15:462
159679950,0cyclictest0-21swapper/222:31:472
159679950,0cyclictest0-21swapper/221:46:512
159669955,0cyclictest0-21swapper/120:14:591
159669954,0cyclictest24858-21ps00:00:031
159659950,0cyclictest0-21swapper/023:38:500
159659950,0cyclictest0-21swapper/021:24:020
149950,0migration/08530-21kthreadcore20:15:030
149950,0migration/07701-21kthreadcore22:15:020
149950,0migration/07195-21kthreadcore19:50:030
149950,0migration/0585-21ntp_kernel_pll_19:45:040
149950,0migration/032581-21kthreadcore21:35:030
149950,0migration/032148-21kthreadcore22:50:030
149950,0migration/027292-21kthreadcore23:05:040
149950,0migration/025196-21kthreadcore22:45:020
149950,0migration/024847-21runrttasks22:08:150
149950,0migration/023852-21fschecks_count19:19:580
149950,0migration/023040-21kthreadcore21:10:030
149950,0migration/02147-21sh23:45:270
149950,0migration/020997-21latency_hist21:29:460
149950,0migration/020802-21kthreadcore20:00:040
149950,0migration/020215-21kthreadcore00:15:030
149950,0migration/020086-21runrttasks21:27:390
149950,0migration/018984-21runrttasks20:20:040
149950,0migration/017923-21kthreadcore21:45:030
149950,0migration/015121-21cpuspeed_turbos22:59:580
149950,0migration/014506-21nfs4_client23:15:040
149950,0migration/012902-21sh00:10:120
149950,0migration/011830-21taskset23:53:160
149950,0migration/010742-21kthreadcore19:55:020
149950,0migration/010634-21kthreadcore20:40:020
149950,0migration/010233-21munin-node22:35:070
149950,0migration/010190-21kthreadcore22:55:030
149950,0migration/010063-21kthreadcore21:40:020
8305040,0irq/26-0000:00:31571-21cut20:10:002
339940,0migration/329510-21kthreadcore20:30:033
339940,0migration/328081-21kthreadcore22:10:033
339940,0migration/326160-21kthreadcore20:05:033
339940,0migration/315099-21kthreadcore19:35:033
329940,0watchdog/329589-21python19:20:083
329940,0watchdog/30-21swapper/322:55:053
329940,0watchdog/30-21swapper/320:44:403
29815040,0irq/29-eth0-tx-27317-21kthreadcore23:25:042
29815040,0irq/29-eth0-tx-19560-21sshd19:38:550
29815040,0irq/29-eth0-tx-0-21swapper/223:59:592
29815040,0irq/29-eth0-tx-0-21swapper/223:54:572
29815040,0irq/29-eth0-tx-0-21swapper/223:49:582
29815040,0irq/29-eth0-tx-0-21swapper/223:44:592
29815040,0irq/29-eth0-tx-0-21swapper/222:59:532
29815040,0irq/29-eth0-tx-0-21swapper/222:44:492
29815040,0irq/29-eth0-tx-0-21swapper/222:19:562
29815040,0irq/29-eth0-tx-0-21swapper/222:04:502
29815040,0irq/29-eth0-tx-0-21swapper/221:59:502
29815040,0irq/29-eth0-tx-0-21swapper/221:40:582
29815040,0irq/29-eth0-tx-0-21swapper/019:30:000
29805040,0irq/28-eth0-rx-12133-21kthreadcore22:20:043
29805040,0irq/28-eth0-rx-0-21swapper/323:50:143
29805040,0irq/28-eth0-rx-0-21swapper/322:24:543
29805040,0irq/28-eth0-rx-0-21swapper/322:06:293
29805040,0irq/28-eth0-rx-0-21swapper/321:20:013
29805040,0irq/28-eth0-rx-0-21swapper/321:00:043
29805040,0irq/28-eth0-rx-0-21swapper/300:05:053
259940,0migration/25514-21kthreadcore19:50:032
259940,0migration/24084-21kthreadcore23:10:042
259940,0migration/220473-21kthreadcore20:45:042
259940,0migration/220145-21hwlatdetect22:25:012
259940,0migration/21335-21runrttasks21:15:122
259940,0migration/213183-21fschecks_count21:05:002
249940,0watchdog/20-21swapper/220:05:002
179940,0migration/18573-21kthreadcore22:35:051
179940,0migration/18538-21kthreadcore22:55:031
179940,0migration/13608-21needreboot00:05:061
179940,0migration/131176-21kthreadcore20:30:041
179940,0migration/13004-21irqcore20:35:031
179940,0migration/129341-21sh21:33:541
179940,0migration/126497-21fschecks_time22:09:591
179940,0migration/126489-21fschecks_time00:40:001
179940,0migration/124634-21kthreadcore20:25:041
179940,0migration/122315-21kthreadcore23:20:051
179940,0migration/120379-21if_eth1.323:40:031
179940,0migration/119639-21taskset23:55:541
179940,0migration/117520-21kthreadcore21:45:031
179940,0migration/117157-21aten_r1power_po22:04:581
179940,0migration/116219-21aten_r1power_en19:14:561
179940,0migration/116133-21runrttasks19:59:431
179940,0migration/115398-21kthreadcore19:35:031
179940,0migration/114560-21kthreadcore21:05:041
179940,0migration/111478-21kthreadcore00:10:051
179940,0migration/111462-21kthreadcore21:40:031
179940,0migration/111306-21diskmemload23:51:461
169940,0watchdog/17006-21ssh23:11:331
169940,0watchdog/129824-21python23:05:091
169940,0watchdog/129349-21ntpdc19:20:041
169940,0watchdog/127178-21aten2.4-expect21:14:571
169940,0watchdog/126806-21diskmemload22:15:011
169940,0watchdog/121570-21cpuspeed_turbos22:44:571
169940,0watchdog/10-21swapper/123:04:451
169940,0watchdog/10-21swapper/122:20:051
169940,0watchdog/10-21swapper/100:30:091
159679943,0cyclictest3571-21lldpd19:31:102
159679943,0cyclictest3571-21lldpd19:22:102
159679943,0cyclictest3524-21snmpd21:11:472
159679943,0cyclictest3524-21snmpd20:59:472
159679943,0cyclictest3524-21snmpd20:55:012
159679943,0cyclictest3524-21snmpd20:50:162
159679943,0cyclictest3524-21snmpd20:43:312
159679943,0cyclictest3524-21snmpd20:34:462
159679943,0cyclictest3524-21snmpd20:19:162
159679943,0cyclictest3524-21snmpd19:35:152
159679943,0cyclictest3524-21snmpd19:25:452
159679943,0cyclictest3524-21snmpd19:15:002
159679943,0cyclictest27891-21awk20:30:012
159679943,0cyclictest24610-21awk21:50:012
159679943,0cyclictest20333-21awk23:40:032
159669944,0cyclictest0-21swapper/123:17:051
159669944,0cyclictest0-21swapper/121:24:121
159669943,0cyclictest882-21awk00:25:011
159669943,0cyclictest3571-21lldpd23:45:131
159669943,0cyclictest3571-21lldpd22:31:411
159669943,0cyclictest3571-21lldpd22:25:411
159669943,0cyclictest3571-21lldpd21:00:411
159669943,0cyclictest3524-21snmpd21:55:021
159669943,0cyclictest31949-21awk20:10:031
159669943,0cyclictest31656-21awk19:25:021
159669943,0cyclictest31580-21awk20:55:011
159669943,0cyclictest2925-21awk23:30:031
159669943,0cyclictest24510-21awk20:50:031
159669940,0cyclictest0-21swapper/122:04:241
159659944,0cyclictest0-21swapper/000:41:340
159659943,0cyclictest3571-21lldpd22:41:420
159659943,0cyclictest3571-21lldpd21:09:110
159659943,0cyclictest24675-21awk21:50:020
159659943,0cyclictest22420-21awk00:00:010
159659943,0cyclictest20709-21awk20:25:010
159659943,0cyclictest13713-21awk23:55:000
159659940,0cyclictest0-21swapper/020:29:480
149940,0migration/03908-21sendmail_mailtr00:05:090
149940,0migration/030554-21runrttasks00:21:070
149940,0migration/028296-21fschecks_count22:29:590
149940,0migration/024823-21sh00:38:030
149940,0migration/01997-21kthreadcore23:10:040
149940,0migration/011252-21fschecks_time22:20:000
149940,0migration/010355-21kthreadcore22:00:020
29805030,0irq/28-eth0-rx-0-21swapper/321:09:583
29805030,0irq/28-eth0-rx-0-21swapper/319:55:073
179930,0migration/112701-21df_abs21:24:581
169930,0watchdog/10-21swapper/123:24:491
169930,0watchdog/10-21swapper/120:49:401
169930,0watchdog/10-21swapper/100:35:091
159679933,0cyclictest3571-21lldpd19:55:402
159669932,0cyclictest3571-21lldpd20:22:101
159669932,0cyclictest3524-21snmpd21:14:321
159669932,0cyclictest24304-21tune2fs20:04:591
159669932,0cyclictest22573-21sensors20:00:081
159669931,0cyclictest19873-21munin-node19:40:031
159669930,0cyclictest27999-21munin-node19:44:581
159659933,0cyclictest3524-21snmpd00:25:030
159659932,0cyclictest4442-21sensors19:25:080
159659932,0cyclictest3524-21snmpd23:40:210
159659932,0cyclictest3524-21snmpd23:20:170
159659932,0cyclictest3524-21snmpd22:09:470
159659932,0cyclictest2811-21hwlatdetect23:30:020
159659932,0cyclictest24642-21awk20:05:010
159659932,0cyclictest12579-21kthreadcore00:30:040
159659930,0cyclictest6282-21perl20:59:590
159659930,0cyclictest16811-21perl20:44:590
159659930,0cyclictest0-21swapper/019:15:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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