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2026-01-14 - 01:37
[ 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 Wed Jan 14, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1224823927,0sleep20-21swapper/219:11:172
1209323828,0sleep10-21swapper/119:09:281
1229823627,0sleep30-21swapper/319:11:503
1216023127,0sleep00-21swapper/019:10:150
8305060,0irq/26-0000:00:26638-21wc22:47:412
35160,0ktimersoftd/30-21swapper/321:17:573
35160,0ktimersoftd/30-21swapper/321:17:573
339960,0migration/314623-21sh23:34:193
329960,0watchdog/317440-21sh23:56:213
29805060,0irq/28-eth0-rx-677-21python00:03:043
29805060,0irq/28-eth0-rx-28578-21kthreadcore23:42:593
29805060,0irq/28-eth0-rx-22968-21diskstats22:07:553
149960,0migration/02613-21kthreadcore19:47:580
149960,0migration/025627-21kthreadcore19:17:580
149960,0migration/020141-21idleruntime-cro00:17:420
149960,0migration/01915-21sh21:35:330
124389966,0cyclictest0-21swapper/020:33:050
8305050,0irq/26-0000:00:9263-21crond20:17:412
8305050,0irq/26-0000:00:0-21swapper/219:28:072
339950,0migration/38964-21taskset23:51:413
339950,0migration/3827-21aten2.4-expect22:32:513
339950,0migration/3822-21kthreadcore23:08:003
339950,0migration/38021-21kthreadcore21:37:593
339950,0migration/327358-21aten_r1power_cu20:07:513
339950,0migration/32644-21cpuspeed_turbos20:57:533
339950,0migration/32416-21kthreadcore00:22:593
339950,0migration/321418-21taskset00:35:153
339950,0migration/319048-21fschecks_time22:42:563
339950,0migration/316720-21kthreadcore20:43:023
339950,0migration/316033-21latency_hist23:37:423
339950,0migration/313618-21kthreadcore22:58:003
339950,0migration/310706-21kthreadcore19:52:593
329950,0watchdog/33859-21fschecks_time22:52:573
329950,0watchdog/328633-21irqstats19:22:563
329950,0watchdog/326845-21timerandwakeup21:48:083
329950,0watchdog/325805-21chrt00:00:373
329950,0watchdog/323929-21diskmemload21:27:563
329950,0watchdog/317784-21grep00:13:013
329950,0watchdog/315204-21munin-node19:33:003
329950,0watchdog/30-21swapper/321:52:483
29815050,0irq/29-eth0-tx-9203-21munin-node19:32:520
29815050,0irq/29-eth0-tx-28051-21cut22:28:012
29815050,0irq/29-eth0-tx-24277-21ntpdc22:43:022
29815050,0irq/29-eth0-tx-16252-21grep00:32:592
29815050,0irq/29-eth0-tx-12884-21tr22:37:582
29815050,0irq/29-eth0-tx-12580-21ssh21:42:542
29815050,0irq/29-eth0-tx-0-21swapper/223:59:012
29815050,0irq/29-eth0-tx-0-21swapper/223:49:582
29815050,0irq/29-eth0-tx-0-21swapper/223:38:322
29815050,0irq/29-eth0-tx-0-21swapper/223:07:552
29815050,0irq/29-eth0-tx-0-21swapper/223:06:462
29815050,0irq/29-eth0-tx-0-21swapper/222:23:042
29815050,0irq/29-eth0-tx-0-21swapper/222:02:402
29815050,0irq/29-eth0-tx-0-21swapper/221:34:332
29815050,0irq/29-eth0-tx-0-21swapper/221:17:562
29815050,0irq/29-eth0-tx-0-21swapper/221:17:562
29815050,0irq/29-eth0-tx-0-21swapper/020:17:020
29815050,0irq/29-eth0-tx-0-21swapper/019:57:570
29805050,0irq/28-eth0-rx-7853-21cut21:57:593
29805050,0irq/28-eth0-rx-31751-21ssh21:15:533
29805050,0irq/28-eth0-rx-24160-21kthreadcore23:22:583
29805050,0irq/28-eth0-rx-21184-21ssh23:19:473
29805050,0irq/28-eth0-rx-16554-21kthreadcore19:58:033
29805050,0irq/28-eth0-rx-15700-21ntp_kernel_pll_21:03:023
29805050,0irq/28-eth0-rx-10160-21ssh00:08:523
29805050,0irq/28-eth0-rx-0-21swapper/323:12:513
29805050,0irq/28-eth0-rx-0-21swapper/323:05:143
29805050,0irq/28-eth0-rx-0-21swapper/322:49:403
29805050,0irq/28-eth0-rx-0-21swapper/322:25:143
29805050,0irq/28-eth0-rx-0-21swapper/321:45:303
29805050,0irq/28-eth0-rx-0-21swapper/321:33:223
29805050,0irq/28-eth0-rx-0-21swapper/321:23:003
29805050,0irq/28-eth0-rx-0-21swapper/300:37:593
27150,0ktimersoftd/20-21swapper/223:45:212
259950,0migration/231708-21kthreadcore20:52:592
259950,0migration/228288-21kthreadcore23:22:592
259950,0migration/227484-21latency_hist20:52:422
259950,0migration/222684-21kthreadcore19:17:582
259950,0migration/220199-21latency_hist20:47:412
259950,0migration/210824-21kthreadcore20:38:012
249950,0watchdog/219254-21iostat_ios21:27:562
179950,0migration/1554-21latency_hist22:32:411
179950,0migration/132707-21kernelversion22:12:581
179950,0migration/117207-21cpuspeed_turbos21:07:551
169950,0watchdog/16279-21kthreadcore19:28:001
169950,0watchdog/122675-21sh23:22:531
169950,0watchdog/116430-21ssh22:38:331
169950,0watchdog/112575-21cut21:23:001
169950,0watchdog/10-21swapper/100:28:011
149950,0migration/09079-21latency00:08:000
149950,0migration/07365-21irqcore20:37:590
149950,0migration/06664-21kthreadcore22:32:580
149950,0migration/0372-21kthreadcore20:53:000
149950,0migration/02972-21sh21:37:490
149950,0migration/029338-21kthreadcore22:47:590
149950,0migration/027148-21kthreadcore22:08:010
149950,0migration/02671-21munin-node21:53:010
149950,0migration/026145-21irqrtprio23:42:580
149950,0migration/025435-21fschecks_time22:27:570
149950,0migration/024990-21kthreadcore23:02:590
149950,0migration/023658-21kthreadcore20:02:580
149950,0migration/023148-21munin-node21:08:040
149950,0migration/022781-21cpuspeed_turbos23:22:530
149950,0migration/020338-21kthreadcore23:57:590
149950,0migration/018535-21kthreadcore23:37:580
149950,0migration/017478-21if_err_eth119:37:550
149950,0migration/01726-21fschecks_time23:47:550
149950,0migration/016955-21taskset22:40:020
149950,0migration/016216-21kthreadcore00:32:590
149950,0migration/015748-21kthreadcore22:58:010
149950,0migration/014263-21kthreadcore23:53:000
149950,0migration/013339-21kernelversion21:42:580
149950,0migration/012579-21latency_hist19:12:410
149950,0migration/010695-21kthreadcore22:17:590
124399955,0cyclictest0-21swapper/123:19:371
124399955,0cyclictest0-21swapper/123:03:511
124399955,0cyclictest0-21swapper/121:18:321
124399955,0cyclictest0-21swapper/121:18:321
124399955,0cyclictest0-21swapper/100:07:051
124399950,0cyclictest0-21swapper/123:58:241
124399950,0cyclictest0-21swapper/122:52:591
124399950,0cyclictest0-21swapper/122:02:501
124389955,0cyclictest0-21swapper/023:32:390
124389955,0cyclictest0-21swapper/021:22:070
124389955,0cyclictest0-21swapper/021:22:070
124389955,0cyclictest0-21swapper/000:22:470
124389950,0cyclictest0-21swapper/021:28:340
8305040,0irq/26-0000:00:23901-21kthreadcore00:17:592
339940,0migration/319388-21kthreadcore20:22:583
339940,0migration/318478-21kernelversion21:07:593
339940,0migration/311230-21kthreadcore20:18:003
329940,0watchdog/324484-21grep20:28:003
329940,0watchdog/320495-21aten2.4-expect00:17:533
329940,0watchdog/319504-21kthreadcore22:03:003
329940,0watchdog/30-21swapper/323:27:453
329940,0watchdog/30-21swapper/322:13:443
329940,0watchdog/30-21swapper/320:52:483
329940,0watchdog/30-21swapper/320:38:283
329940,0watchdog/30-21swapper/319:28:003
329940,0watchdog/30-21swapper/319:17:523
329940,0watchdog/30-21swapper/300:28:013
29815040,0irq/29-eth0-tx-7401-21ssh22:17:442
29815040,0irq/29-eth0-tx-29171-21aten_r1power_po00:22:522
29815040,0irq/29-eth0-tx-0-21swapper/223:33:042
29815040,0irq/29-eth0-tx-0-21swapper/223:29:032
29815040,0irq/29-eth0-tx-0-21swapper/223:17:532
29815040,0irq/29-eth0-tx-0-21swapper/223:12:502
29815040,0irq/29-eth0-tx-0-21swapper/222:57:512
29815040,0irq/29-eth0-tx-0-21swapper/222:33:082
29815040,0irq/29-eth0-tx-0-21swapper/222:12:412
29815040,0irq/29-eth0-tx-0-21swapper/222:07:412
29815040,0irq/29-eth0-tx-0-21swapper/222:02:442
29815040,0irq/29-eth0-tx-0-21swapper/221:53:092
29815040,0irq/29-eth0-tx-0-21swapper/221:47:472
29815040,0irq/29-eth0-tx-0-21swapper/200:37:552
29815040,0irq/29-eth0-tx-0-21swapper/020:17:590
29815040,0irq/29-eth0-tx-0-21swapper/019:42:590
29805040,0irq/28-eth0-rx-26349-21smartctl20:03:043
29805040,0irq/28-eth0-rx-0-21swapper/322:39:073
29805040,0irq/28-eth0-rx-0-21swapper/322:27:503
29805040,0irq/28-eth0-rx-0-21swapper/322:18:383
259940,0migration/27163-21kthreadcore21:37:592
259940,0migration/24329-21missed_timers19:47:592
259940,0migration/224294-21df_abs20:27:592
259940,0migration/21565-21runrttasks20:08:502
259940,0migration/214457-21kthreadcore21:23:012
259940,0migration/213256-21kthreadcore21:02:592
259940,0migration/211674-21latency_hist00:12:422
249940,0watchdog/23865-21fschecks_time22:52:572
249940,0watchdog/221512-21cut21:08:002
249940,0watchdog/211527-21grep20:18:002
249940,0watchdog/210205-21kthreadcore00:28:012
249940,0watchdog/20-21swapper/221:13:002
249940,0watchdog/20-21swapper/219:12:522
249940,0watchdog/20-21swapper/200:02:572
179940,0migration/19646-21timerandwakeup00:08:061
179940,0migration/16131-21fschecks_time21:57:561
179940,0migration/13796-21kthreadcore19:47:581
179940,0migration/130528-21kthreadcore20:07:581
179940,0migration/12971-21kthreadcore23:48:001
179940,0migration/124852-21kthreadcore22:08:001
179940,0migration/122893-21cpuspeed_turbos00:37:541
179940,0migration/122568-21rt-features19:38:011
179940,0migration/118694-21kthreadcore23:37:581
179940,0migration/115303-21kthreadcore21:42:581
179940,0migration/114817-21kthreadcore19:58:021
179940,0migration/113394-21kthreadcore22:58:001
179940,0migration/113106-21kthreadcore23:53:001
179940,0migration/112070-21timerwakeupswit19:53:061
169940,0watchdog/128930-21ssh21:52:481
169940,0watchdog/115521-21latency21:03:001
169940,0watchdog/113748-21if_eth019:12:521
169940,0watchdog/10-21swapper/123:32:531
169940,0watchdog/10-21swapper/121:48:081
169940,0watchdog/10-21swapper/120:28:041
149940,0migration/08001-21fschecks_count23:32:540
149940,0migration/06298-21gltestperf00:27:570
149940,0migration/029175-21kthreadcore20:07:570
149940,0migration/026712-21kthreadcore20:28:040
149940,0migration/022783-21proc_pri20:23:020
149940,0migration/022113-21sh22:07:200
124409943,0cyclictest3571-21lldpd20:59:092
124409943,0cyclictest10743-21awk23:52:572
124409940,0cyclictest0-21swapper/200:07:552
124399944,0cyclictest0-21swapper/123:42:571
124399944,0cyclictest0-21swapper/120:02:421
124399943,0cyclictest3571-21lldpd22:27:391
124399943,0cyclictest3571-21lldpd22:18:391
124399943,0cyclictest3571-21lldpd21:35:091
124399943,0cyclictest3571-21lldpd20:48:081
124399943,0cyclictest3571-21lldpd19:45:071
124399943,0cyclictest3571-21lldpd19:34:071
124399943,0cyclictest3571-21lldpd00:36:411
124399943,0cyclictest3571-21lldpd00:22:111
124399943,0cyclictest3524-21snmpd22:35:431
124399943,0cyclictest3250-21irqbalance23:13:581
124399943,0cyclictest3250-21irqbalance23:07:581
124399943,0cyclictest3250-21irqbalance22:48:281
124399943,0cyclictest3250-21irqbalance21:12:581
124399943,0cyclictest3250-21irqbalance20:58:181
124399943,0cyclictest3250-21irqbalance20:42:481
124399943,0cyclictest3250-21irqbalance20:39:381
124399943,0cyclictest3250-21irqbalance20:33:281
124399943,0cyclictest3250-21irqbalance19:22:471
124399943,0cyclictest3250-21irqbalance19:18:371
124399943,0cyclictest3250-21irqbalance00:23:481
124399943,0cyclictest19375-21awk22:42:581
124399943,0cyclictest19228-21awk21:27:561
124399943,0cyclictest12969-21awk00:12:581
124389943,0cyclictest30084-21awk23:07:570
124389943,0cyclictest10248-21kworker/0:023:15:170
124389942,0cyclictest10248-21kworker/0:019:28:000
124389940,0cyclictest0-21swapper/021:05:470
8305030,0irq/26-0000:00:0-21swapper/219:42:532
329930,0watchdog/30-21swapper/320:47:523
329930,0watchdog/30-21swapper/320:33:083
329930,0watchdog/30-21swapper/319:37:523
329930,0watchdog/30-21swapper/319:12:523
29805030,0irq/28-eth0-rx-0-21swapper/320:12:543
29805030,0irq/28-eth0-rx-0-21swapper/319:48:243
29805030,0irq/28-eth0-rx-0-21swapper/319:42:523
249930,0watchdog/20-21swapper/219:57:562
249930,0watchdog/20-21swapper/219:32:442
249930,0watchdog/20-21swapper/219:22:562
169930,0watchdog/10-21swapper/123:27:451
169930,0watchdog/10-21swapper/121:37:521
169930,0watchdog/10-21swapper/120:52:481
169930,0watchdog/10-21swapper/120:18:001
169930,0watchdog/10-21swapper/120:12:441
124409933,0cyclictest3571-21lldpd20:26:372
124409932,0cyclictest3524-21snmpd19:52:422
124409930,0cyclictest20808-21perl20:02:542
124409930,0cyclictest0-21swapper/220:37:112
124409930,0cyclictest0-21swapper/219:41:222
124399932,0cyclictest17787-21awk20:22:561
124389933,0cyclictest10248-21kworker/0:022:52:430
124389933,0cyclictest10248-21kworker/0:022:42:510
124389933,0cyclictest10248-21kworker/0:022:22:510
124389933,0cyclictest10248-21kworker/0:022:12:430
124389933,0cyclictest10248-21kworker/0:021:57:430
124389933,0cyclictest10248-21kworker/0:021:47:430
124389933,0cyclictest10248-21kworker/0:021:22:430
124389933,0cyclictest10248-21kworker/0:021:12:420
124389933,0cyclictest10248-21kworker/0:020:57:420
124389933,0cyclictest10248-21kworker/0:020:47:420
124389933,0cyclictest10248-21kworker/0:020:42:440
124389933,0cyclictest10248-21kworker/0:019:52:420
124389933,0cyclictest10248-21kworker/0:019:22:540
124389933,0cyclictest10248-21kworker/0:000:37:430
124389933,0cyclictest10248-21kworker/0:000:17:430
124389933,0cyclictest10248-21kworker/0:000:02:450
124389932,0cyclictest10248-21kworker/0:023:17:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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