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2026-03-02 - 23:21
[ 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 Mon Mar 02, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2377023929,0sleep30-21swapper/307:13:023
2377923829,0sleep20-21swapper/207:13:092
1856323626,0sleep00-21swapper/007:11:550
2377823026,0sleep10-21swapper/107:13:081
24150991212,0cyclictest3524-21snmpd08:54:220
241509977,0cyclictest0-21swapper/009:17:240
8305060,0irq/26-0000:00:27990-21munin-run08:26:373
8305060,0irq/26-0000:00:17257-21crond08:41:373
339960,0migration/38514-21sh12:43:093
339960,0migration/34468-21sh12:03:443
339960,0migration/332518-21sh11:23:133
339960,0migration/326192-21fschecks_count10:06:513
339960,0migration/322923-21sh12:16:433
339960,0migration/315053-21aten_r1power_po09:41:493
339960,0migration/313502-21sh12:09:563
339960,0migration/313068-21sh10:52:433
29815060,0irq/29-eth0-tx-24706-21munin-node08:47:030
29815060,0irq/29-eth0-tx-20997-21munin-node08:22:010
29815060,0irq/29-eth0-tx-10144-21munin-node07:51:500
29805060,0irq/28-eth0-rx-13709-21cut12:26:563
29805060,0irq/28-eth0-rx-0-21swapper/311:37:273
29805060,0irq/28-eth0-rx-0-21swapper/309:22:043
241529960,0cyclictest0-21swapper/211:04:422
241519960,0cyclictest4435-21kthreadcore12:41:561
241519960,0cyclictest0-21swapper/109:57:201
241509965,0cyclictest10303-21grep10:16:380
149960,0migration/09414-21sh11:29:550
149960,0migration/04553-21sh09:33:210
149960,0migration/030066-21sh12:18:050
149960,0migration/026323-21sh11:39:040
149960,0migration/024448-21gltestperf09:46:510
149960,0migration/011907-21sh09:21:400
149960,0migration/010555-21sh11:47:220
8305050,0irq/26-0000:00:10077-21perf08:36:373
35150,0ktimersoftd/30-21swapper/311:35:013
339950,0migration/332326-21kthreadcore09:31:553
339950,0migration/331950-21df_abs12:21:513
339950,0migration/331545-21latency_hist07:21:373
339950,0migration/331012-21munin-node10:46:533
339950,0migration/33054-21irqrtprio11:26:553
339950,0migration/329850-21timerwakeupswit11:02:043
339950,0migration/329226-21idleruntime08:26:513
339950,0migration/328369-21latency_hist09:11:373
339950,0migration/326075-21kthreadcore09:46:553
339950,0migration/32529-21sh10:28:213
339950,0migration/325124-21fschecks_time07:16:503
339950,0migration/320134-21kthreadcore07:56:543
339950,0migration/31921-21munin-node10:11:493
339950,0migration/318961-21unixbench_singl11:52:033
339950,0migration/31860-21kthreadcore09:51:543
339950,0migration/316720-21cpuspeed_turbos12:31:503
339950,0migration/314449-21aten_r1power_en12:11:493
339950,0migration/313284-21taskset07:30:043
339950,0migration/312272-21kthreadcore08:11:563
329950,0watchdog/30-21swapper/308:01:563
29815050,0irq/29-eth0-tx-14030-21munin-node09:01:590
29815050,0irq/29-eth0-tx-0-21swapper/008:39:180
29815050,0irq/29-eth0-tx-0-21swapper/008:26:520
29815050,0irq/29-eth0-tx-0-21swapper/008:16:490
29815050,0irq/29-eth0-tx-0-21swapper/007:31:520
29805050,0irq/28-eth0-rx-9534-21kthreadcore10:31:563
29805050,0irq/28-eth0-rx-7895-21kthreadcore09:36:563
29805050,0irq/28-eth0-rx-22565-21cat09:26:553
29805050,0irq/28-eth0-rx-0-21swapper/312:36:553
29805050,0irq/28-eth0-rx-0-21swapper/311:56:573
29805050,0irq/28-eth0-rx-0-21swapper/311:46:413
29805050,0irq/28-eth0-rx-0-21swapper/311:01:003
29805050,0irq/28-eth0-rx-0-21swapper/310:23:563
29805050,0irq/28-eth0-rx-0-21swapper/310:01:403
29805050,0irq/28-eth0-rx-0-21swapper/309:57:303
29805050,0irq/28-eth0-rx-0-21swapper/309:18:323
241529955,0cyclictest0-21swapper/212:26:132
241529955,0cyclictest0-21swapper/209:52:112
241529955,0cyclictest0-21swapper/207:17:032
241529954,0cyclictest3524-21snmpd10:37:062
241529950,0cyclictest0-21swapper/211:47:262
241529950,0cyclictest0-21swapper/210:48:562
241519955,0cyclictest0-21swapper/109:55:361
241519950,0cyclictest0-21swapper/112:31:031
241519950,0cyclictest0-21swapper/111:38:241
241519950,0cyclictest0-21swapper/110:33:451
241519950,0cyclictest0-21swapper/110:17:031
241519950,0cyclictest0-21swapper/109:24:321
241509950,0cyclictest0-21swapper/010:26:170
179950,0migration/18483-21kthreadcore09:36:561
179950,0migration/132201-21fschecks_count08:06:511
179950,0migration/131802-21latency_hist11:06:381
179950,0migration/120975-21latency_hist08:21:371
179950,0migration/118061-21kthreadcore11:51:561
179950,0migration/115807-21munin-node12:11:541
179950,0migration/115645-21munin-node10:56:501
169950,0watchdog/122040-21ssh09:43:171
149950,0migration/07961-21timerwakeupswit12:42:030
149950,0migration/06148-21taskset09:36:400
149950,0migration/04470-21taskset12:03:450
149950,0migration/03984-21kthreadcore08:06:560
149950,0migration/032152-21kthreadcore09:11:560
149950,0migration/028830-21munin-node10:26:520
149950,0migration/027738-21taskset07:40:390
149950,0migration/027439-21pmu-power10:41:580
149950,0migration/021135-21latency_hist09:06:370
149950,0migration/02111-21kthreadcore12:21:560
149950,0migration/019668-21kthreadcore12:11:560
149950,0migration/018986-21latency_hist10:21:380
149950,0migration/018590-21irqcore07:56:530
149950,0migration/014189-21kthreadcore11:51:550
149950,0migration/014140-21kthreadcore11:11:590
149950,0migration/01337-21latency_hist11:26:380
149950,0migration/011881-21kthreadcore07:26:540
149950,0migration/010194-21kthreadcore10:51:560
8305040,0irq/26-0000:00:5904-21latency_hist09:36:372
8305040,0irq/26-0000:00:0-21swapper/308:51:373
339940,0migration/332741-21kthreadcore11:41:563
339940,0migration/332741-21kthreadcore11:41:563
339940,0migration/328154-21aten2.4-expect07:41:493
339940,0migration/317935-21kthreadcore10:36:563
339940,0migration/310169-21kthreadcore08:56:553
329940,0watchdog/30-21swapper/309:06:573
329940,0watchdog/30-21swapper/308:47:403
329940,0watchdog/30-21swapper/307:36:563
329940,0watchdog/30-21swapper/307:36:003
29815040,0irq/29-eth0-tx-27507-21munin-node11:41:502
29815040,0irq/29-eth0-tx-27507-21munin-node11:41:502
29815040,0irq/29-eth0-tx-25177-21kthreadcore12:16:572
29815040,0irq/29-eth0-tx-17533-21tr09:21:582
29815040,0irq/29-eth0-tx-14388-21munin-node12:11:562
29815040,0irq/29-eth0-tx-11918-21ssh12:06:582
29815040,0irq/29-eth0-tx-0-21swapper/212:26:562
29815040,0irq/29-eth0-tx-0-21swapper/211:56:412
29815040,0irq/29-eth0-tx-0-21swapper/211:51:482
29815040,0irq/29-eth0-tx-0-21swapper/211:31:452
29815040,0irq/29-eth0-tx-0-21swapper/210:56:542
29815040,0irq/29-eth0-tx-0-21swapper/210:21:542
29815040,0irq/29-eth0-tx-0-21swapper/210:16:532
29815040,0irq/29-eth0-tx-0-21swapper/210:06:532
29815040,0irq/29-eth0-tx-0-21swapper/209:31:432
29815040,0irq/29-eth0-tx-0-21swapper/008:56:500
29805040,0irq/28-eth0-rx-0-21swapper/311:16:413
29805040,0irq/28-eth0-rx-0-21swapper/311:11:583
29805040,0irq/28-eth0-rx-0-21swapper/311:06:393
29805040,0irq/28-eth0-rx-0-21swapper/310:41:533
29805040,0irq/28-eth0-rx-0-21swapper/310:18:443
29805040,0irq/28-eth0-rx-0-21swapper/309:01:503
29805040,0irq/28-eth0-rx-0-21swapper/308:06:533
259940,0migration/29510-21munin-node07:47:052
259940,0migration/23903-21diskmemload12:02:072
259940,0migration/226211-21kthreadcore09:46:552
259940,0migration/221123-21aten2.4-expect08:21:502
241529944,0cyclictest0-21swapper/211:37:492
241529944,0cyclictest0-21swapper/208:01:402
241529943,0cyclictest5244-21awk10:31:542
241529943,0cyclictest3571-21lldpd12:37:532
241529943,0cyclictest3571-21lldpd11:26:522
241529943,0cyclictest3571-21lldpd08:56:502
241529943,0cyclictest3571-21lldpd08:53:202
241529943,0cyclictest3524-21snmpd10:42:062
241529943,0cyclictest3524-21snmpd09:02:512
241529943,0cyclictest3524-21snmpd08:47:362
241529943,0cyclictest3524-21snmpd08:19:352
241529943,0cyclictest3524-21snmpd08:13:502
241529943,0cyclictest3524-21snmpd07:58:052
241529943,0cyclictest3524-21snmpd07:41:052
241529943,0cyclictest3524-21snmpd07:31:052
241529943,0cyclictest32611-21awk07:21:532
241529943,0cyclictest3094-21awk10:11:532
241529943,0cyclictest29516-21awk09:11:522
241529943,0cyclictest17570-21awk12:31:532
241529943,0cyclictest16948-21basename11:16:482
241529943,0cyclictest14940-21munin-node09:41:582
241529943,0cyclictest14726-21awk07:31:522
241529943,0cyclictest0-21swapper/210:51:562
241529940,0cyclictest1198-21cat12:41:382
241519944,0cyclictest0-21swapper/111:41:521
241519944,0cyclictest0-21swapper/111:41:521
241519944,0cyclictest0-21swapper/110:55:021
241519944,0cyclictest0-21swapper/108:55:411
241519943,0cyclictest4878-21awk11:46:541
241519943,0cyclictest4401-21awk09:16:531
241519943,0cyclictest4247-21awk08:31:521
241519943,0cyclictest3995-21awk07:46:541
241519943,0cyclictest3571-21lldpd12:35:231
241519943,0cyclictest3571-21lldpd08:49:201
241519943,0cyclictest3524-21snmpd11:19:521
241519943,0cyclictest30928-21awk10:46:531
241519943,0cyclictest3049-21sadc09:16:371
241519943,0cyclictest29167-21awk07:41:531
241519943,0cyclictest26900-21irqcore10:06:541
241519943,0cyclictest18204-21awk10:01:531
241519943,0cyclictest14696-21awk07:31:511
241519943,0cyclictest11368-21awk08:36:541
241509944,0cyclictest0-21swapper/010:56:520
241509943,0cyclictest5196-21awk10:31:530
241509943,0cyclictest32714-21awk07:21:530
241509943,0cyclictest26758-21awk10:06:530
241509943,0cyclictest25540-21awk07:16:530
241509943,0cyclictest24469-21sadc08:46:370
241509943,0cyclictest11476-21awk11:31:530
249940,0watchdog/29506-21ps11:11:572
249940,0watchdog/28838-21kthreadcore09:16:572
249940,0watchdog/26687-21ssh11:08:012
249940,0watchdog/24419-21kthreadcore08:06:562
249940,0watchdog/228919-21ssh09:30:332
249940,0watchdog/224722-21kthreadcore09:06:572
249940,0watchdog/218145-21taskset10:01:532
249940,0watchdog/214617-21kthreadcore08:36:562
249940,0watchdog/20-21swapper/211:22:092
249940,0watchdog/20-21swapper/210:26:532
179940,0migration/1533-21kthreadcore12:01:561
179940,0migration/131750-21aten_r1power_vo12:21:511
179940,0migration/12807-21gltestperf10:11:511
179940,0migration/125944-21fschecks_time12:36:531
179940,0migration/125019-21kthreadcore07:36:561
179940,0migration/12002-21sendmail_mailtr08:26:581
179940,0migration/112785-21aten_r1power_fr10:36:491
179940,0migration/111646-21kthreadcore07:26:541
169940,0watchdog/16822-21munin-node08:56:521
169940,0watchdog/131435-21needreboot11:21:571
169940,0watchdog/126824-21memory09:26:571
169940,0watchdog/126094-21kthreadcore08:01:561
169940,0watchdog/124578-21if_err_eth009:46:531
169940,0watchdog/122364-21if_eth010:41:531
169940,0watchdog/118692-21iostat08:41:521
169940,0watchdog/10-21swapper/110:26:531
169940,0watchdog/10-21swapper/109:06:571
169940,0watchdog/10-21swapper/109:01:561
169940,0watchdog/10-21swapper/107:16:561
149940,0migration/028121-21runrttasks09:28:320
149940,0migration/019997-21kthreadcore12:31:560
149940,0migration/019118-21timerandwakeup10:37:030
149940,0migration/017474-21fschecks_count11:16:500
149940,0migration/01464-21switchtime11:42:030
149940,0migration/01464-21switchtime11:42:030
149940,0migration/013681-21kthreadcore12:26:560
8305030,0irq/26-0000:00:0-21swapper/308:41:433
329930,0watchdog/30-21swapper/308:16:563
329930,0watchdog/30-21swapper/307:46:563
29815030,0irq/29-eth0-tx-0-21swapper/008:11:480
29815030,0irq/29-eth0-tx-0-21swapper/008:01:500
29805030,0irq/28-eth0-rx-0-21swapper/307:51:583
259930,0migration/216760-21runrttasks07:52:572
241529933,0cyclictest3571-21lldpd08:26:492
241529932,0cyclictest18627-21awk08:41:522
241529932,0cyclictest0-21swapper/209:57:102
241529930,0cyclictest3500-21diskstats08:31:492
241519933,0cyclictest0-21swapper/111:26:531
241519932,0cyclictest9186-21munin-node11:11:541
241519932,0cyclictest7726-21awk08:11:531
241519932,0cyclictest6943-21awk12:06:531
241519932,0cyclictest24195-21sh12:16:561
241519932,0cyclictest19771-21grep10:21:501
241519932,0cyclictest11387-21awk11:31:521
241519930,0cyclictest30568-21perl09:31:511
241509932,0cyclictest7593-21sh11:10:340
241509932,0cyclictest3524-21snmpd12:36:520
241509932,0cyclictest29463-21irqrtprio07:41:540
241509932,0cyclictest11427-21cut12:06:560
241509930,0cyclictest508-21perl09:51:500
241509930,0cyclictest3640-21perl07:46:520
241509930,0cyclictest21338-21diskstats11:56:520
241509930,0cyclictest16965-21cat10:01:370
241509930,0cyclictest0-21swapper/009:46:050
241509930,0cyclictest0-21swapper/008:31:580
249930,0watchdog/20-21swapper/207:41:562
19130,0ktimersoftd/10-21swapper/107:24:241
179930,0migration/130638-21sh11:03:501
169930,0watchdog/10-21swapper/111:59:491
241509921,0cyclictest23486-21cpu11:01:510
241509920,0cyclictest0-21swapper/010:46:380
241509920,0cyclictest0-21swapper/009:56:440
169920,0watchdog/10-21swapper/108:16:401
169920,0watchdog/10-21swapper/107:56:401
169920,0watchdog/10-21swapper/107:51:401
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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