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2026-02-09 - 12:07
[ 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 Mon Feb 09, 2026 00:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
956824536,0sleep20-21swapper/219:11:212
978124132,0sleep10-21swapper/119:13:521
965723828,0sleep30-21swapper/319:12:223
971523026,0sleep00-21swapper/019:13:030
99369966,0cyclictest0-21swapper/221:35:162
99369960,0cyclictest15579-21processes21:45:122
99369960,0cyclictest0-21swapper/200:10:052
99349960,0cyclictest4409-21ssh23:33:360
339960,0migration/38315-21gltestperf23:55:063
339960,0migration/35974-21sh22:37:033
339960,0migration/323071-21sh22:46:443
339960,0migration/31630-21sh21:57:283
29815060,0irq/29-eth0-tx-0-21swapper/021:15:580
29805060,0irq/28-eth0-rx-18811-21grep21:50:033
29805060,0irq/28-eth0-rx-18670-21ssh22:06:353
29805060,0irq/28-eth0-rx-0-21swapper/321:48:083
99369955,0cyclictest0-21swapper/222:10:162
99369950,0cyclictest0-21swapper/223:20:352
99369950,0cyclictest0-21swapper/221:40:472
99369950,0cyclictest0-21swapper/221:24:142
99359955,0cyclictest0-21swapper/122:39:441
99359955,0cyclictest0-21swapper/122:34:321
99359955,0cyclictest0-21swapper/100:39:521
99359955,0cyclictest0-21swapper/100:20:091
99359954,0cyclictest8706-21ps22:40:081
99349955,0cyclictest0-21swapper/023:28:430
99349955,0cyclictest0-21swapper/022:30:230
99349955,0cyclictest0-21swapper/022:11:470
99349955,0cyclictest0-21swapper/021:39:370
99349950,0cyclictest0-21swapper/022:39:410
99349950,0cyclictest0-21swapper/000:05:080
4150,0ktimersoftd/00-21swapper/022:19:590
339950,0migration/35190-21kthreadcore20:15:093
339950,0migration/33624-21taskset22:16:433
339950,0migration/33424-21df_abs00:30:063
339950,0migration/330400-21kernelversion23:30:083
339950,0migration/329524-21kthreadcore19:25:083
339950,0migration/328613-21munin-node20:35:013
339950,0migration/328281-21latency22:30:113
339950,0migration/326010-21kthreadcore19:45:083
339950,0migration/325848-21kthreadcore20:30:093
339950,0migration/324483-21taskset20:08:503
339950,0migration/323600-21latency20:50:093
339950,0migration/321272-21kthreadcore19:20:073
339950,0migration/316647-21munin-node20:45:123
339950,0migration/316355-21sendmail_mailst19:15:123
339950,0migration/314460-21sh21:28:103
339950,0migration/313114-21kthreadcore23:00:103
339950,0migration/313114-21kthreadcore23:00:103
329950,0watchdog/39431-21python19:55:133
329950,0watchdog/34050-21cut19:30:093
329950,0watchdog/3370-21missed_timers00:25:103
329950,0watchdog/327386-21perl23:10:063
329950,0watchdog/325367-21fschecks_time00:05:063
329950,0watchdog/30-21swapper/323:50:063
329950,0watchdog/30-21swapper/300:42:063
29815050,0irq/29-eth0-tx-7070-21processes22:55:142
29815050,0irq/29-eth0-tx-3524-21snmpd00:15:142
29815050,0irq/29-eth0-tx-32012-21munin-node20:15:020
29815050,0irq/29-eth0-tx-3111-21ssh00:30:042
29815050,0irq/29-eth0-tx-30983-21munin-node23:50:072
29815050,0irq/29-eth0-tx-3091-21munin-node19:55:030
29815050,0irq/29-eth0-tx-2775-21munin-node22:00:082
29815050,0irq/29-eth0-tx-26288-21ssh21:54:492
29815050,0irq/29-eth0-tx-24547-21munin-node19:25:030
29815050,0irq/29-eth0-tx-21074-21munin-node19:45:100
29815050,0irq/29-eth0-tx-1705-21kthreadcore22:15:082
29815050,0irq/29-eth0-tx-15899-21munin-node22:45:032
29815050,0irq/29-eth0-tx-14146-21ssh23:55:332
29815050,0irq/29-eth0-tx-0-21swapper/223:01:082
29815050,0irq/29-eth0-tx-0-21swapper/223:01:082
29815050,0irq/29-eth0-tx-0-21swapper/222:50:522
29815050,0irq/29-eth0-tx-0-21swapper/222:20:092
29815050,0irq/29-eth0-tx-0-21swapper/221:59:232
29815050,0irq/29-eth0-tx-0-21swapper/221:16:492
29815050,0irq/29-eth0-tx-0-21swapper/019:40:020
29805050,0irq/28-eth0-rx-9266-21sensors23:15:143
29805050,0irq/28-eth0-rx-7147-21munin-node00:10:113
29805050,0irq/28-eth0-rx-6314-21runrttasks22:20:063
29805050,0irq/28-eth0-rx-30988-21tune2fs21:20:043
29805050,0irq/28-eth0-rx-19072-21sh23:05:063
29805050,0irq/28-eth0-rx-17851-21kthreadcore21:10:083
29805050,0irq/28-eth0-rx-15940-21smartctl00:15:143
29805050,0irq/28-eth0-rx-0-21swapper/323:45:093
29805050,0irq/28-eth0-rx-0-21swapper/323:42:053
29805050,0irq/28-eth0-rx-0-21swapper/323:35:083
29805050,0irq/28-eth0-rx-0-21swapper/322:55:033
29805050,0irq/28-eth0-rx-0-21swapper/322:44:003
29805050,0irq/28-eth0-rx-0-21swapper/322:25:243
29805050,0irq/28-eth0-rx-0-21swapper/321:32:153
29805050,0irq/28-eth0-rx-0-21swapper/321:16:463
29805050,0irq/28-eth0-rx-0-21swapper/321:00:083
29805050,0irq/28-eth0-rx-0-21swapper/319:50:093
29805050,0irq/28-eth0-rx-0-21swapper/300:34:543
29805050,0irq/28-eth0-rx-0-21swapper/300:22:393
259950,0migration/29146-21kthreadcore21:05:102
259950,0migration/28166-21kthreadcore23:15:102
259950,0migration/229236-21df_abs23:30:032
259950,0migration/227075-21runrttasks23:25:422
259950,0migration/226999-21kthreadcore20:10:072
259950,0migration/224775-21aten_r1power_po00:05:042
259950,0migration/22218-21kthreadcore22:35:092
259950,0migration/219129-21sh22:07:542
259950,0migration/219018-21sh23:05:052
259950,0migration/212896-21if_eth100:35:052
249950,0watchdog/227851-21unixbench_singl20:30:172
19150,0ktimersoftd/10-21swapper/123:08:351
179950,0migration/16866-21kthreadcore23:15:101
179950,0migration/130830-21kthreadcore00:25:091
179950,0migration/128881-21kthreadcore20:10:081
179950,0migration/124788-21aten2.4-expect00:05:041
179950,0migration/122151-21fschecks_count21:15:051
179950,0migration/121273-21kthreadcore20:05:081
169950,0watchdog/17951-21kthreadcore22:00:101
169950,0watchdog/132354-21sed23:50:061
169950,0watchdog/126833-21grep22:50:101
169950,0watchdog/111329-21cut20:20:091
149950,0migration/09216-21kthreadcore22:40:080
149950,0migration/08731-21irqcore23:55:090
149950,0migration/07197-21aten_r1power_en21:05:040
149950,0migration/07152-21smart_sda22:55:150
149950,0migration/06485-21latency_hist21:24:510
149950,0migration/06083-21taskset19:31:210
149950,0migration/05375-21kthreadcore21:40:110
149950,0migration/04981-21kthreadcore00:30:100
149950,0migration/03861-21idleruntime22:00:060
149950,0migration/029508-21fschecks_time22:15:030
149950,0migration/029311-21kthreadcore20:55:080
149950,0migration/029178-21kthreadcore20:10:080
149950,0migration/024069-21latency_hist21:34:510
149950,0migration/022751-21kthreadcore21:50:070
149950,0migration/022159-21kthreadcore00:20:100
149950,0migration/021193-21kthreadcore20:50:080
149950,0migration/020076-21kthreadcore20:05:080
149950,0migration/017950-21latency_hist23:04:510
149950,0migration/017575-21kthreadcore22:45:080
149950,0migration/017277-21latency_hist19:19:500
149950,0migration/014449-21aten_r1power_fr21:10:020
149950,0migration/012085-21sh23:35:490
149950,0migration/011591-21kthreadcore23:00:090
149950,0migration/011591-21kthreadcore23:00:090
149950,0migration/010177-21taskset20:42:190
99369943,0cyclictest3571-21lldpd19:56:272
99369943,0cyclictest3524-21snmpd23:46:372
99369943,0cyclictest3524-21snmpd21:12:062
99369943,0cyclictest3524-21snmpd20:17:352
99369943,0cyclictest3524-21snmpd19:51:042
99369943,0cyclictest3524-21snmpd19:46:042
99369943,0cyclictest3524-21snmpd19:36:192
99369943,0cyclictest3524-21snmpd19:33:192
99369943,0cyclictest14924-21awk19:40:052
99369943,0cyclictest11672-21awk20:45:062
99369943,0cyclictest11219-21awk19:15:062
99359943,0cyclictest6210-21awk23:35:061
99359943,0cyclictest613-21awk20:15:061
99359943,0cyclictest3571-21lldpd22:54:591
99359943,0cyclictest3571-21lldpd22:29:281
99359943,0cyclictest3571-21lldpd19:49:271
99359943,0cyclictest3250-21irqbalance23:25:171
99359943,0cyclictest19088-21awk21:50:051
99359943,0cyclictest12628-21awk22:05:081
99359943,0cyclictest11717-21awk20:45:071
99359942,0cyclictest18418-21awk19:20:051
99349944,0cyclictest0-21swapper/023:20:500
99349943,0cyclictest3524-21snmpd20:27:500
99349943,0cyclictest27714-21awk21:55:060
99349943,0cyclictest14972-21awk23:40:060
339940,0migration/33562-21kthreadcore21:40:103
339940,0migration/330238-21kthreadcore20:55:083
339940,0migration/330124-21kthreadcore20:10:083
339940,0migration/321810-21kthreadcore22:10:093
339940,0migration/319151-21kthreadcore00:00:093
339940,0migration/315226-21irqcore19:40:063
339940,0migration/311204-21kthreadcore21:05:103
329940,0watchdog/320359-21python20:25:133
329940,0watchdog/30-21swapper/322:50:103
329940,0watchdog/30-21swapper/322:00:103
29815040,0irq/29-eth0-tx-31722-21kthreadcore23:10:112
29815040,0irq/29-eth0-tx-0-21swapper/223:41:192
29815040,0irq/29-eth0-tx-0-21swapper/222:40:282
29815040,0irq/29-eth0-tx-0-21swapper/221:30:022
29815040,0irq/29-eth0-tx-0-21swapper/221:24:582
29815040,0irq/29-eth0-tx-0-21swapper/200:39:532
29815040,0irq/29-eth0-tx-0-21swapper/200:25:292
29815040,0irq/29-eth0-tx-0-21swapper/021:00:020
29815040,0irq/29-eth0-tx-0-21swapper/020:02:050
29805040,0irq/28-eth0-rx-0-21swapper/323:25:093
29805040,0irq/28-eth0-rx-0-21swapper/323:20:323
29805040,0irq/28-eth0-rx-0-21swapper/321:35:273
259940,0migration/25103-21sh23:34:562
259940,0migration/24773-21kthreadcore21:00:082
259940,0migration/22751-21runrttasks20:35:482
259940,0migration/226744-21kthreadcore22:30:112
259940,0migration/219152-21sh00:20:062
259940,0migration/216978-21hwlatdetect00:00:062
259940,0migration/215121-21munin-node20:25:042
259940,0migration/214119-21munin-node22:25:032
259940,0migration/212501-21kthreadcore20:00:082
259940,0migration/211433-21kthreadcore20:20:092
249940,0watchdog/20-21swapper/220:50:092
179940,0migration/1548-21aten2.4-expect21:40:041
179940,0migration/15203-21kthreadcore19:55:081
179940,0migration/13974-21kthreadcore00:10:081
179940,0migration/132669-21ntp_offset21:55:111
179940,0migration/131136-21kthreadcore20:35:071
179940,0migration/130162-21kthreadcore23:10:101
179940,0migration/129863-21kernelversion19:50:091
179940,0migration/128887-21kthreadcore20:55:081
179940,0migration/125082-21fschecks_count19:25:031
179940,0migration/121595-21irqrtprio22:10:081
179940,0migration/121287-21kthreadcore22:45:091
179940,0migration/12096-21kthreadcore23:30:091
179940,0migration/120015-21latency_hist23:24:511
179940,0migration/119655-21kthreadcore21:10:091
179940,0migration/118338-21fschecks_count20:50:041
179940,0migration/116942-21kthreadcore20:25:071
179940,0migration/115854-21timerandwakeup23:00:171
179940,0migration/115854-21timerandwakeup23:00:171
179940,0migration/113562-21unixbench-2d21:05:181
179940,0migration/111739-21kthreadcore19:35:091
179940,0migration/110294-21taskset20:43:441
179940,0migration/110285-21kthreadcore22:20:081
179940,0migration/110219-21fschecks_count00:15:041
169940,0watchdog/127850-21head20:30:171
169940,0watchdog/116382-21python19:15:131
169940,0watchdog/111958-21kthreadcore23:55:101
169940,0watchdog/10-21swapper/100:35:061
149940,0migration/031963-21sh22:52:290
149940,0migration/02735-21sh00:29:470
149940,0migration/026067-21kthreadcore20:30:090
149940,0migration/024295-21sh00:04:400
149940,0migration/01941-21kthreadcore23:50:070
149940,0migration/013787-21kthreadcore00:15:090
149940,0migration/012742-21kthreadcore20:45:090
149940,0migration/010261-21kthreadcore21:25:080
99369932,0cyclictest4503-21awk20:40:062
99369932,0cyclictest3524-21snmpd19:26:042
99369932,0cyclictest30548-21grep20:55:082
99359933,0cyclictest14979-21awk19:40:051
99359932,0cyclictest3571-21lldpd22:14:581
99359932,0cyclictest32755-21awk19:30:061
99359932,0cyclictest31271-21awk21:20:061
99359932,0cyclictest22796-21sed23:45:041
99359932,0cyclictest17840-21grep23:40:081
99359932,0cyclictest16563-21awk21:30:071
99349933,0cyclictest0-21swapper/020:20:380
99349932,0cyclictest3524-21snmpd23:14:520
99349932,0cyclictest29360-21awk19:50:070
99349932,0cyclictest23444-21awk23:45:070
99349932,0cyclictest2320-21sensors20:35:120
99349932,0cyclictest15657-21sensors21:45:130
99349932,0cyclictest14775-21awk22:25:050
99349932,0cyclictest1290-21sed00:10:030
99349932,0cyclictest12177-21diskstats00:35:030
99349932,0cyclictest0-21swapper/019:37:570
8305030,0irq/26-0000:00:0-21swapper/220:05:162
329930,0watchdog/30-21swapper/319:37:213
29805030,0irq/28-eth0-rx-0-21swapper/320:40:033
29805030,0irq/28-eth0-rx-0-21swapper/320:20:033
29805030,0irq/28-eth0-rx-0-21swapper/320:04:093
179930,0migration/132380-21aten_r1power_vo21:00:021
179930,0migration/127238-21kthreadcore21:35:081
169930,0watchdog/10-21swapper/123:59:581
169930,0watchdog/10-21swapper/121:45:021
169930,0watchdog/10-21swapper/121:25:021
169930,0watchdog/10-21swapper/120:00:011
169930,0watchdog/10-21swapper/100:30:101
149930,0migration/021458-21if_err_eth1.200:40:080
149930,0migration/01724-21sh23:12:330
99369921,0cyclictest0-21swapper/219:19:502
99349921,0cyclictest0-21swapper/022:04:540
99349921,0cyclictest0-21swapper/019:15:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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