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2026-02-07 - 18:08
[ 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 376 highest latencies:
System rack1slot2.osadl.org (updated Sat Feb 07, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
191530,0ktimersoftd/118219-21perf07:14:321
2497725039,0sleep00-21swapper/007:10:220
2522823930,0sleep30-21swapper/307:13:183
2519223627,0sleep20-21swapper/207:12:532
339960,0migration/34704-21sh11:43:313
339960,0migration/332697-21sh09:48:293
339960,0migration/325281-21sh10:00:513
29805060,0irq/28-eth0-rx-9239-21cut10:50:003
29805060,0irq/28-eth0-rx-643-21cut10:25:023
29805060,0irq/28-eth0-rx-2103-21ssh10:07:283
29805060,0irq/28-eth0-rx-15543-21diskstats08:14:563
29805060,0irq/28-eth0-rx-0-21swapper/310:12:043
254269965,0cyclictest17486-21cut10:55:002
8305050,0irq/26-0000:00:27906-21if_err_eth112:34:592
8305050,0irq/26-0000:00:0-21swapper/307:19:423
339950,0migration/39306-21munin-node08:54:593
339950,0migration/36611-21kthreadcore07:44:593
339950,0migration/331663-21fschecks_time09:29:563
339950,0migration/330504-21hwlatdetect08:24:553
339950,0migration/329183-21timerwakeupswit10:40:093
339950,0migration/329074-21taskset08:22:193
339950,0migration/325437-21fschecks_time12:14:573
339950,0migration/323305-21munin-node07:34:593
339950,0migration/321991-21sh11:53:513
339950,0migration/321166-21kthreadcore12:10:023
339950,0migration/318645-21kthreadcore09:20:023
339950,0migration/317791-21munin-node09:40:013
339950,0migration/316324-21aten_r1power_fr10:54:553
339950,0migration/315238-21cpuspeed_turbos07:29:573
339950,0migration/314877-21taskset08:14:393
339950,0migration/313474-21munin-node10:15:013
339950,0migration/311349-21munin-node10:30:033
339950,0migration/310101-21cpuspeed_turbos11:09:553
329950,0watchdog/36988-21ntpq08:50:023
329950,0watchdog/35910-21ssh10:45:503
329950,0watchdog/329914-21kthreadcore08:00:023
329950,0watchdog/321528-21grep11:34:593
329950,0watchdog/321325-21cut08:40:023
329950,0watchdog/315570-21sh12:08:593
329950,0watchdog/315570-21sh12:08:593
329950,0watchdog/30-21swapper/312:40:433
29815050,0irq/29-eth0-tx-9634-21munin-node12:25:092
29815050,0irq/29-eth0-tx-656-21open_inodes10:05:062
29815050,0irq/29-eth0-tx-6250-21ssh10:46:482
29815050,0irq/29-eth0-tx-4694-21irqstats12:40:012
29815050,0irq/29-eth0-tx-3524-21snmpd07:34:440
29815050,0irq/29-eth0-tx-21068-21ssh11:15:012
29815050,0irq/29-eth0-tx-17367-21ssh09:57:512
29815050,0irq/29-eth0-tx-10302-21ssh10:11:052
29815050,0irq/29-eth0-tx-0-21swapper/211:05:042
29815050,0irq/29-eth0-tx-0-21swapper/210:50:152
29815050,0irq/29-eth0-tx-0-21swapper/210:25:282
29815050,0irq/29-eth0-tx-0-21swapper/210:04:142
29815050,0irq/29-eth0-tx-0-21swapper/008:44:570
29805050,0irq/28-eth0-rx-6314-21runrttasks11:29:533
29805050,0irq/28-eth0-rx-5950-21ssh12:01:203
29805050,0irq/28-eth0-rx-25126-21vmstat11:15:103
29805050,0irq/28-eth0-rx-22772-21cpu11:54:583
29805050,0irq/28-eth0-rx-17960-21latency_hist12:29:443
29805050,0irq/28-eth0-rx-17018-21grep10:35:003
29805050,0irq/28-eth0-rx-13260-21kthreadcore09:55:013
29805050,0irq/28-eth0-rx-0-21swapper/312:20:253
29805050,0irq/28-eth0-rx-0-21swapper/311:45:003
29805050,0irq/28-eth0-rx-0-21swapper/311:25:023
29805050,0irq/28-eth0-rx-0-21swapper/311:05:053
29805050,0irq/28-eth0-rx-0-21swapper/311:02:583
29805050,0irq/28-eth0-rx-0-21swapper/309:15:043
29805050,0irq/28-eth0-rx-0-21swapper/307:20:013
254269950,0cyclictest0-21swapper/209:20:042
254259950,0cyclictest0-21swapper/109:48:441
254249954,0cyclictest5513-21ssh12:00:100
254249950,0cyclictest0-21swapper/011:30:030
254249950,0cyclictest0-21swapper/011:22:390
254249950,0cyclictest0-21swapper/009:32:550
259950,0migration/26329-21fschecks_time10:29:582
259950,0migration/2397-21sh11:03:582
259950,0migration/23352-21unixbench-2d11:40:102
259950,0migration/231399-21kthreadcore07:40:002
259950,0migration/230050-21kthreadcore12:15:022
259950,0migration/226870-21kthreadcore09:45:022
259950,0migration/221754-21sh11:53:112
259950,0migration/221605-21taskset07:31:392
259950,0migration/215234-21munin-node10:34:592
259950,0migration/215194-21aten_r1power_fr08:14:542
259950,0migration/211820-21sh09:16:372
249950,0watchdog/221529-21sed11:34:592
249950,0watchdog/219417-21fschecks_time07:54:582
179950,0migration/19094-21taskset12:24:031
179950,0migration/17080-21taskset10:49:081
179950,0migration/16767-21kthreadcore11:25:001
179950,0migration/16742-21smart_sdb07:20:071
179950,0migration/14163-21kthreadcore09:50:011
179950,0migration/131149-21kthreadcore08:24:581
179950,0migration/120232-21kthreadcore10:55:011
179950,0migration/117709-21timerandwakeup07:50:081
179950,0migration/112086-21sh11:45:081
179950,0migration/110754-21kthreadcore12:05:011
179950,0migration/110754-21kthreadcore12:05:011
169950,0watchdog/12602-21ssh10:08:501
169950,0watchdog/10-21swapper/108:30:021
169950,0watchdog/10-21swapper/107:54:581
149950,0migration/09691-21latency_hist11:09:440
149950,0migration/07461-21taskset09:34:510
149950,0migration/07326-21pmu-power11:05:050
149950,0migration/07063-21munin-node08:50:030
149950,0migration/03381-21kthreadcore07:20:010
149950,0migration/032757-21irqrtprio10:45:000
149950,0migration/032383-21kthreadcore12:35:030
149950,0migration/030635-21mdstat12:15:020
149950,0migration/03033-21kthreadcore09:50:000
149950,0migration/028794-21kthreadcore10:05:020
149950,0migration/024791-21sh07:55:080
149950,0migration/023694-21kernelversion09:24:590
149950,0migration/023021-21kthreadcore10:20:010
149950,0migration/022798-21aten_r1power_vo10:39:560
149950,0migration/02263-21kthreadcore08:05:000
149950,0migration/02075-21kthreadcore11:40:020
149950,0migration/020694-21kthreadcore08:40:020
149950,0migration/020120-21kthreadcore11:15:010
149950,0migration/019117-21kthreadcore09:20:020
149950,0migration/017574-21irqcore10:55:000
149950,0migration/016688-21irqcore09:00:000
149950,0migration/016596-21kthreadcore07:30:010
149950,0migration/016145-21latency_hist09:39:430
149950,0migration/016027-21latency_hist12:09:440
149950,0migration/01594-21kthreadcore07:40:010
149950,0migration/015055-21kthreadcore07:50:010
149950,0migration/011908-21aten_r1power_cu10:14:550
149950,0migration/011497-21kthreadcore08:55:010
149950,0migration/010722-21kthreadcore12:05:010
149950,0migration/010722-21kthreadcore12:05:010
149950,0migration/010432-21taskset10:11:270
149950,0migration/010390-21fschecks_time12:24:580
149950,0migration/010002-21kthreadcore10:50:000
339940,0migration/3958-21diskmemload09:49:473
339940,0migration/33707-21kthreadcore08:05:013
339940,0migration/330619-21kthreadcore08:45:023
339940,0migration/329305-21taskset07:39:453
339940,0migration/327933-21kthreadcore09:05:003
339940,0migration/311345-21kthreadcore07:25:003
329940,0watchdog/3574-21netstat11:20:033
329940,0watchdog/331430-21kthreadcore09:10:023
329940,0watchdog/30-21swapper/309:26:143
329940,0watchdog/30-21swapper/308:35:023
329940,0watchdog/30-21swapper/307:50:063
29815040,0irq/29-eth0-tx-981-21aten2.4-expect12:19:562
29815040,0irq/29-eth0-tx-7737-21munin-node07:24:580
29815040,0irq/29-eth0-tx-5411-21munin-node11:44:552
29815040,0irq/29-eth0-tx-29396-21ssh10:40:112
29815040,0irq/29-eth0-tx-16160-21ssh09:39:452
29815040,0irq/29-eth0-tx-0-21swapper/212:29:452
29815040,0irq/29-eth0-tx-0-21swapper/211:30:592
29815040,0irq/29-eth0-tx-0-21swapper/211:20:012
29815040,0irq/29-eth0-tx-0-21swapper/210:16:262
29815040,0irq/29-eth0-tx-0-21swapper/209:37:522
29815040,0irq/29-eth0-tx-0-21swapper/009:14:500
29815040,0irq/29-eth0-tx-0-21swapper/008:35:020
29815040,0irq/29-eth0-tx-0-21swapper/008:20:010
29815040,0irq/29-eth0-tx-0-21swapper/008:09:560
29815040,0irq/29-eth0-tx-0-21swapper/007:45:070
29805040,0irq/28-eth0-rx-0-21swapper/312:34:563
29805040,0irq/28-eth0-rx-0-21swapper/312:30:003
29805040,0irq/28-eth0-rx-0-21swapper/310:19:513
29805040,0irq/28-eth0-rx-0-21swapper/309:34:553
29805040,0irq/28-eth0-rx-0-21swapper/308:30:543
254269944,0cyclictest0-21swapper/208:24:442
254269943,0cyclictest9331-21awk08:54:592
254269943,0cyclictest5479-21awk08:30:002
254269943,0cyclictest3524-21snmpd11:54:542
254269943,0cyclictest3524-21snmpd08:13:382
254269943,0cyclictest3524-21snmpd07:45:372
254269943,0cyclictest3524-21snmpd07:17:372
254269943,0cyclictest32160-21awk09:29:582
254269943,0cyclictest29292-21sadc08:24:432
254269943,0cyclictest17193-21awk12:09:592
254269943,0cyclictest1692-21awk08:04:592
254259944,0cyclictest0-21swapper/108:05:001
254259943,0cyclictest6603-21awk10:30:001
254259943,0cyclictest3524-21snmpd12:40:251
254259943,0cyclictest3524-21snmpd12:24:551
254259943,0cyclictest3524-21snmpd11:29:541
254259943,0cyclictest3524-21snmpd11:12:541
254259943,0cyclictest3524-21snmpd11:04:541
254259943,0cyclictest3524-21snmpd10:25:531
254259943,0cyclictest3524-21snmpd09:19:231
254259943,0cyclictest3524-21snmpd09:09:531
254259943,0cyclictest3524-21snmpd08:40:231
254259943,0cyclictest2792-21needreboot11:40:031
254259943,0cyclictest26742-21awk07:14:581
254259943,0cyclictest23801-21awk11:55:031
254259943,0cyclictest19300-21awk12:29:591
254259943,0cyclictest14890-21sadc08:14:431
254249944,0cyclictest0-21swapper/012:34:320
254249944,0cyclictest0-21swapper/011:59:230
254249944,0cyclictest0-21swapper/009:56:150
254249944,0cyclictest0-21swapper/009:47:440
254249943,0cyclictest4327-21awk11:24:580
254249943,0cyclictest3571-21lldpd07:15:290
254249943,0cyclictest3524-21snmpd11:47:240
254249943,0cyclictest3524-21snmpd10:29:530
254249943,0cyclictest3524-21snmpd10:28:530
254249943,0cyclictest3524-21snmpd09:07:530
254249943,0cyclictest25915-21awk10:59:570
254249943,0cyclictest15165-21awk10:34:580
254249943,0cyclictest11469-21sadc12:44:430
259940,0migration/29579-21kthreadcore07:24:592
259940,0migration/28496-21idleruntime12:04:582
259940,0migration/28496-21idleruntime12:04:582
259940,0migration/25136-21kthreadcore08:50:002
259940,0migration/23858-21fschecks_count11:24:562
259940,0migration/231186-21aten_r1power_cu11:59:552
259940,0migration/230226-21munin-node09:09:582
259940,0migration/228022-21missed_timers07:35:022
259940,0migration/223365-21munin-node09:24:582
259940,0migration/222336-21kthreadcore10:20:012
259940,0migration/215484-21aten_r1power_fr08:59:552
259940,0migration/214523-21kthreadcore07:50:012
259940,0migration/210522-21fschecks_time11:09:572
249940,0watchdog/230933-21cut08:45:022
249940,0watchdog/229913-21kthreadcore08:00:022
249940,0watchdog/217528-21wc08:35:022
249940,0watchdog/20-21swapper/209:49:462
179940,0migration/16394-21kthreadcore10:10:001
179940,0migration/16264-21taskset12:02:131
179940,0migration/14893-21fschecks_time07:44:561
179940,0migration/132146-21kthreadcore07:40:001
179940,0migration/130360-21kthreadcore12:15:021
179940,0migration/126614-21kthreadcore10:59:591
179940,0migration/124924-21kthreadcore10:20:021
179940,0migration/124579-21kthreadcore09:24:591
179940,0migration/12065-21kthreadcore09:30:001
179940,0migration/115445-21aten_r1power_en08:59:551
179940,0migration/114603-21fschecks_count11:49:571
179940,0migration/114427-21kthreadcore10:15:011
179940,0migration/113993-21sh10:34:491
179940,0migration/112249-21fschecks_count08:34:561
169940,0watchdog/123792-21ssh12:12:591
169940,0watchdog/123314-21smartctl08:19:581
169940,0watchdog/121530-21cut11:34:591
169940,0watchdog/120961-21ssh09:22:301
169940,0watchdog/118384-21munin-node11:15:031
169940,0watchdog/113928-21kthreadcore08:55:021
169940,0watchdog/11028-21cpu08:49:541
169940,0watchdog/10-21swapper/109:56:061
169940,0watchdog/10-21swapper/109:40:061
149940,0migration/01265-21kthreadcore09:10:030
329930,0watchdog/319424-21fschecks_time07:54:583
329930,0watchdog/30-21swapper/309:00:023
29815030,0irq/29-eth0-tx-0-21swapper/008:24:560
29815030,0irq/29-eth0-tx-0-21swapper/008:14:540
29815030,0irq/29-eth0-tx-0-21swapper/007:59:560
254269933,0cyclictest305350irq/27-eth107:22:022
254269930,0cyclictest23427-21perl09:04:562
254259932,0cyclictest3524-21snmpd11:19:541
254259932,0cyclictest3524-21snmpd09:37:371
254259932,0cyclictest3524-21snmpd09:05:081
254259932,0cyclictest27905-21awk12:34:591
254259932,0cyclictest23845-21awk10:40:001
254259931,0cyclictest19539-21kthreadcore08:15:011
254249933,0cyclictest0-21swapper/012:20:300
254249932,0cyclictest19507-21awk10:00:000
254249932,0cyclictest15194-21awk11:49:590
254249931,0cyclictest26502-21memory11:35:030
254249930,0cyclictest0-21swapper/008:29:580
249930,0watchdog/20-21swapper/208:39:582
179930,0migration/113233-21kthreadcore10:50:011
179930,0migration/112942-21kthreadcore07:25:001
169930,0watchdog/10-21swapper/110:00:021
169930,0watchdog/10-21swapper/108:44:581
169930,0watchdog/10-21swapper/108:00:021
169930,0watchdog/10-21swapper/107:30:021
169920,0watchdog/10-21swapper/107:34:461
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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