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2026-02-10 - 09:03
[ 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 Tue Feb 10, 2026 00:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
383028785,0sleep20-21swapper/219:10:202
427324534,0sleep10-21swapper/119:11:271
438923423,0sleep00-21swapper/019:12:500
446222824,0sleep30-21swapper/319:13:413
46909965,0cyclictest0-21swapper/223:29:132
46909960,0cyclictest0-21swapper/221:30:112
4160,0ktimersoftd/00-21swapper/023:40:090
339960,0migration/36816-21fschecks_time22:05:103
339960,0migration/324982-21kthreadcore00:25:153
339960,0migration/321889-21sh22:11:403
29815060,0irq/29-eth0-tx-19336-21munin-node19:25:130
29805060,0irq/28-eth0-rx-4708-21taskset23:15:353
29805060,0irq/28-eth0-rx-3008-21kthreadcore00:30:153
149960,0migration/031718-21sh22:35:160
149960,0migration/027210-21sh22:53:460
149960,0migration/024698-21sh23:46:480
149960,0migration/022380-21sh21:15:360
8305050,0irq/26-0000:00:29453-21crond21:59:562
8305050,0irq/26-0000:00:24093-21latency_hist21:19:562
8305050,0irq/26-0000:00:0-21swapper/221:14:562
46909955,0cyclictest0-21swapper/223:46:242
46909955,0cyclictest0-21swapper/223:16:362
46909955,0cyclictest0-21swapper/223:11:142
46909955,0cyclictest0-21swapper/221:51:472
46909954,0cyclictest3524-21snmpd00:35:072
46829955,0cyclictest0-21swapper/123:55:111
46829955,0cyclictest0-21swapper/123:18:551
46829955,0cyclictest0-21swapper/122:40:461
46829955,0cyclictest0-21swapper/100:44:411
46829955,0cyclictest0-21swapper/100:19:371
46829950,0cyclictest0-21swapper/123:05:311
46829950,0cyclictest0-21swapper/122:28:571
46739955,0cyclictest15406-21diskmemload23:05:180
46739953,0cyclictest7988-21kworker/0:000:40:470
46739953,0cyclictest7988-21kworker/0:000:38:170
46739953,0cyclictest27559-21kworker/0:123:55:470
46739953,0cyclictest27559-21kworker/0:123:50:110
46739953,0cyclictest27559-21kworker/0:123:25:130
46739953,0cyclictest27559-21kworker/0:123:20:170
46739953,0cyclictest27559-21kworker/0:123:10:470
46739953,0cyclictest27559-21kworker/0:123:04:170
46739953,0cyclictest27559-21kworker/0:122:45:470
46739953,0cyclictest27559-21kworker/0:122:30:470
46739953,0cyclictest27559-21kworker/0:122:25:130
46739953,0cyclictest27559-21kworker/0:122:11:470
46739953,0cyclictest27559-21kworker/0:122:08:470
46739953,0cyclictest27559-21kworker/0:121:50:110
46739953,0cyclictest27559-21kworker/0:121:46:170
46739953,0cyclictest27559-21kworker/0:121:40:170
46739953,0cyclictest27559-21kworker/0:121:34:570
46739953,0cyclictest27559-21kworker/0:121:21:470
46739953,0cyclictest27559-21kworker/0:100:31:170
46739953,0cyclictest27559-21kworker/0:100:20:110
46739953,0cyclictest27559-21kworker/0:100:14:570
46739953,0cyclictest27559-21kworker/0:100:11:470
46739953,0cyclictest27559-21kworker/0:100:07:190
46739953,0cyclictest27559-21kworker/0:100:00:130
46739950,0cyclictest0-21swapper/019:55:190
35150,0ktimersoftd/30-21swapper/323:59:133
339950,0migration/39389-21munin-node22:25:123
339950,0migration/38936-21taskset19:40:073
339950,0migration/37870-21kthreadcore00:15:153
339950,0migration/37083-21kthreadcore19:35:143
339950,0migration/34304-21timerandwakeup20:40:213
339950,0migration/328903-21kthreadcore21:20:143
339950,0migration/328345-21munin-node22:55:093
339950,0migration/32796-21munin-node21:05:123
339950,0migration/325630-21kthreadcore23:30:143
339950,0migration/324031-21kthreadcore20:10:143
339950,0migration/322019-21df_abs23:10:103
339950,0migration/32060-21fschecks_time20:20:093
339950,0migration/319177-21fschecks_time21:35:093
339950,0migration/318528-21irqrtprio22:30:133
339950,0migration/317831-21kthreadcore19:45:123
339950,0migration/317362-21kthreadcore00:20:133
339950,0migration/315188-21unixbench_singl20:25:213
339950,0migration/31330-21kthreadcore22:00:143
339950,0migration/31330-21kthreadcore22:00:143
339950,0migration/312657-21cpuspeed_turbos21:50:073
339950,0migration/312525-21aten_r1power_fr20:50:063
339950,0migration/311942-21irqcore22:45:133
339950,0migration/31154-21munin-node21:25:083
329950,0watchdog/37802-21perl00:35:113
329950,0watchdog/315931-21fschecks_time23:25:113
29815050,0irq/29-eth0-tx-27377-21munin-node21:40:192
29815050,0irq/29-eth0-tx-25634-21munin-node22:35:132
29815050,0irq/29-eth0-tx-19725-21iostat_ios21:35:122
29815050,0irq/29-eth0-tx-15984-21ssh23:41:362
29815050,0irq/29-eth0-tx-13014-21awk22:05:552
29815050,0irq/29-eth0-tx-12429-21munin-node20:50:120
29815050,0irq/29-eth0-tx-0-21swapper/020:00:160
29805050,0irq/28-eth0-rx-9198-21kthreadcore23:20:123
29805050,0irq/28-eth0-rx-30820-21cut21:40:123
29805050,0irq/28-eth0-rx-27729-21grep22:15:163
29805050,0irq/28-eth0-rx-20717-21irqrtprio22:50:133
29805050,0irq/28-eth0-rx-1474-21ssh22:39:403
29805050,0irq/28-eth0-rx-0-21swapper/323:50:093
29805050,0irq/28-eth0-rx-0-21swapper/323:45:053
29805050,0irq/28-eth0-rx-0-21swapper/323:41:053
29805050,0irq/28-eth0-rx-0-21swapper/323:38:003
29805050,0irq/28-eth0-rx-0-21swapper/323:07:513
29805050,0irq/28-eth0-rx-0-21swapper/323:02:043
29805050,0irq/28-eth0-rx-0-21swapper/321:55:133
29805050,0irq/28-eth0-rx-0-21swapper/321:45:183
29805050,0irq/28-eth0-rx-0-21swapper/300:13:543
29805050,0irq/28-eth0-rx-0-21swapper/300:07:323
259950,0migration/25554-21fschecks_time19:15:092
259950,0migration/24047-21kthreadcore23:35:132
259950,0migration/22963-21sh00:11:022
249950,0watchdog/28059-21kthreadcore23:55:152
179950,0migration/15099-21taskset22:03:001
179950,0migration/15099-21taskset22:03:001
179950,0migration/14839-21timerwakeupswit00:30:231
179950,0migration/127542-21hddtemp_smartct20:15:091
179950,0migration/116364-21munin-node23:25:131
169950,0watchdog/13552-21lldpd19:45:141
169950,0watchdog/111090-21rm23:59:591
149950,0migration/09892-21kthreadcore19:15:140
149950,0migration/09172-21cpuspeed_turbos21:10:080
149950,0migration/06040-21fschecks_time20:45:090
149950,0migration/05857-21latency_hist22:04:560
149950,0migration/05857-21latency_hist22:04:560
149950,0migration/05214-21kthreadcore20:20:140
149950,0migration/03967-21kthreadcore19:35:130
149950,0migration/0392-21fschecks_time22:20:110
149950,0migration/032398-21latency_hist23:34:560
149950,0migration/030415-21timerwakeupswit23:30:220
149950,0migration/030282-21kthreadcore22:55:130
149950,0migration/028845-21kthreadcore21:00:130
149950,0migration/027957-21latency00:25:160
149950,0migration/027562-21kthreadcore19:50:150
149950,0migration/026836-21cpuspeed_turbos19:30:070
149950,0migration/02625-21kthreadcore20:40:140
149950,0migration/023119-21kthreadcore20:10:130
149950,0migration/023014-21dump-pmu-power19:49:500
149950,0migration/021850-21ntp_offset20:30:170
149950,0migration/01765-21latency_hist22:39:550
149950,0migration/01507-21fschecks_time21:25:090
149950,0migration/014260-21kthreadcore20:25:140
149950,0migration/011216-21irqrtprio21:30:130
46909943,0cyclictest3524-21snmpd21:12:342
46909943,0cyclictest3250-21irqbalance22:45:022
46909943,0cyclictest3250-21irqbalance22:20:022
46909943,0cyclictest3250-21irqbalance20:35:022
46909943,0cyclictest3250-21irqbalance20:25:022
46909943,0cyclictest30889-21awk22:00:122
46909943,0cyclictest30889-21awk22:00:122
46909943,0cyclictest2821-21awk21:05:122
46909943,0cyclictest24996-21awk23:30:132
46909943,0cyclictest13993-21awk23:05:122
46909943,0cyclictest1171-21sadc19:34:552
46829943,0cyclictest9989-21awk23:40:121
46829943,0cyclictest3571-21lldpd21:42:451
46829943,0cyclictest3571-21lldpd20:54:151
46829943,0cyclictest3250-21irqbalance22:38:121
46829943,0cyclictest3250-21irqbalance21:55:021
46829943,0cyclictest3250-21irqbalance21:15:321
46829943,0cyclictest3250-21irqbalance21:07:221
46829943,0cyclictest3250-21irqbalance20:12:221
46829943,0cyclictest3250-21irqbalance20:05:021
46829943,0cyclictest3250-21irqbalance20:00:221
46829943,0cyclictest3250-21irqbalance19:56:321
46829943,0cyclictest3250-21irqbalance19:40:521
46829943,0cyclictest3250-21irqbalance19:25:021
46829943,0cyclictest3250-21irqbalance19:20:311
46829943,0cyclictest3250-21irqbalance19:15:011
46829943,0cyclictest3250-21irqbalance00:11:031
46829943,0cyclictest2521-21awk19:35:111
46829943,0cyclictest23150-21awk00:25:131
46829943,0cyclictest20731-21awk20:55:111
46829943,0cyclictest1169-21awk23:35:101
46739943,0cyclictest27559-21kworker/0:122:15:270
46739943,0cyclictest24109-21awk20:35:100
46739943,0cyclictest14004-21ps20:05:110
46739942,0cyclictest27559-21kworker/0:123:15:470
46739942,0cyclictest27559-21kworker/0:121:54:570
339940,0migration/332606-21kthreadcore19:55:133
339940,0migration/330313-21kthreadcore20:15:133
339940,0migration/322612-21sh00:41:093
339940,0migration/318773-21taskset20:05:533
339940,0migration/318750-21taskset19:20:543
329940,0watchdog/39590-21kthreadcore20:00:143
329940,0watchdog/36265-21timerwakeupswit22:20:233
329940,0watchdog/310536-21kthreadcore19:15:143
329940,0watchdog/30-21swapper/323:59:593
329940,0watchdog/30-21swapper/321:30:153
329940,0watchdog/30-21swapper/319:25:143
29815040,0irq/29-eth0-tx-21998-21ssh00:25:002
29815040,0irq/29-eth0-tx-15406-21diskmemload23:50:232
29815040,0irq/29-eth0-tx-12564-21ps00:00:142
29815040,0irq/29-eth0-tx-0-21swapper/223:20:242
29815040,0irq/29-eth0-tx-0-21swapper/222:50:032
29815040,0irq/29-eth0-tx-0-21swapper/222:40:092
29815040,0irq/29-eth0-tx-0-21swapper/222:30:142
29815040,0irq/29-eth0-tx-0-21swapper/222:15:052
29815040,0irq/29-eth0-tx-0-21swapper/222:10:002
29815040,0irq/29-eth0-tx-0-21swapper/221:44:592
29815040,0irq/29-eth0-tx-0-21swapper/221:25:422
29815040,0irq/29-eth0-tx-0-21swapper/200:20:122
29815040,0irq/29-eth0-tx-0-21swapper/200:15:082
29815040,0irq/29-eth0-tx-0-21swapper/200:05:072
29805040,0irq/28-eth0-rx-0-21swapper/322:40:143
29805040,0irq/28-eth0-rx-0-21swapper/321:15:133
29805040,0irq/28-eth0-rx-0-21swapper/320:30:083
259940,0migration/26538-21munin-node20:00:122
259940,0migration/2554-21sendmail_mailtr21:00:182
259940,0migration/25065-21fschecks_time23:00:122
259940,0migration/23947-21kthreadcore00:30:162
259940,0migration/232164-21kthreadcore20:40:132
259940,0migration/22783-21irqcore20:20:122
259940,0migration/227474-21kthreadcore19:50:152
259940,0migration/221602-21kthreadcore19:25:122
259940,0migration/220181-21fschecks_count20:55:082
259940,0migration/219456-21munin-node20:10:072
259940,0migration/217784-21kthreadcore00:40:142
259940,0migration/216735-21kthreadcore20:50:132
249940,0watchdog/29208-21fschecks_time22:25:112
249940,0watchdog/21861-21python22:55:192
249940,0watchdog/217462-21kthreadcore19:20:142
249940,0watchdog/217402-21grep20:30:142
249940,0watchdog/20-21swapper/219:55:142
179940,0migration/17138-21idleruntime22:05:111
179940,0migration/17071-21fschecks_count23:20:081
179940,0migration/15741-21kthreadcore20:20:141
179940,0migration/130904-21kthreadcore22:55:131
179940,0migration/130072-21kthreadcore21:00:131
179940,0migration/129949-21taskset20:38:351
179940,0migration/127515-21gltestperf19:30:081
179940,0migration/124893-21fschecks_time21:20:101
179940,0migration/124006-21fschecks_time19:50:111
179940,0migration/121815-21kthreadcore22:50:141
179940,0migration/120702-21munin-node00:05:091
179940,0migration/12011-21kthreadcore22:20:151
179940,0migration/11977-21taskset23:54:381
179940,0migration/119418-21needreboot00:20:141
179940,0migration/112865-21kthreadcore21:30:141
179940,0migration/110924-21kthreadcore00:35:161
169940,0watchdog/16846-21cat21:25:151
169940,0watchdog/15520-21irqcore23:00:151
169940,0watchdog/130180-21munin-node23:30:191
169940,0watchdog/123795-21ssh23:45:191
169940,0watchdog/122584-21ssh22:13:351
169940,0watchdog/112517-21aten_r1power_fr21:50:071
169940,0watchdog/10-21swapper/123:10:151
169940,0watchdog/10-21swapper/121:48:551
149940,0migration/09442-21fschecks_time19:40:090
149940,0migration/024957-21kthreadcore20:55:130
46909932,0cyclictest1408-21basename19:35:062
46909931,0cyclictest0-21swapper/220:45:132
46909930,0cyclictest14651-21memory19:40:142
46829933,0cyclictest3571-21lldpd21:10:151
46829932,0cyclictest9750-21awk20:25:111
46829932,0cyclictest3571-21lldpd20:48:141
46829932,0cyclictest31480-21awk20:40:121
46829932,0cyclictest18067-21awk22:30:121
46829932,0cyclictest16896-21awk20:30:131
46829932,0cyclictest11735-21awk22:45:121
46739930,0cyclictest0-21swapper/021:05:130
46739930,0cyclictest0-21swapper/019:20:090
329930,0watchdog/30-21swapper/320:55:063
329930,0watchdog/30-21swapper/320:48:183
329930,0watchdog/30-21swapper/319:30:063
29815030,0irq/29-eth0-tx-0-21swapper/020:15:060
29805030,0irq/28-eth0-rx-0-21swapper/321:14:233
29805030,0irq/28-eth0-rx-0-21swapper/321:01:153
29805030,0irq/28-eth0-rx-0-21swapper/319:52:413
259930,0migration/218369-21kthreadcore20:05:132
259930,0migration/217290-21irqcore19:45:112
179930,0migration/126227-21kthreadcore22:15:151
169930,0watchdog/10-21swapper/121:35:351
46909921,0cyclictest265692chrt20:15:002
329920,0watchdog/30-21swapper/320:35:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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