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2026-02-04 - 07:14
[ 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 Feb 04, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2504224029,0sleep20-21swapper/219:14:222
2466723728,0sleep10-21swapper/119:10:051
1812723526,0sleep30-21swapper/319:09:353
2478923228,0sleep00-21swapper/019:11:280
25116991414,0cyclictest83050irq/26-0000:00:23:34:492
8305070,0irq/26-0000:00:7185-21munin-run19:24:253
8305060,0irq/26-0000:00:14501-21cut19:29:253
4160,0ktimersoftd/05608-21kthreadcore21:34:440
339960,0migration/38373-21munin-node22:34:423
339960,0migration/3499-21sh22:49:283
339960,0migration/3374-21sh21:34:343
339960,0migration/328016-21sh00:37:183
339960,0migration/323465-21sh22:42:393
339960,0migration/320958-21sh22:21:523
339960,0migration/31921-21fschecks_time20:54:393
339960,0migration/311233-21sh00:28:463
29815060,0irq/29-eth0-tx-0-21swapper/200:13:312
29805060,0irq/28-eth0-rx-789-21grep23:04:513
29805060,0irq/28-eth0-rx-24687-21perl21:29:383
29805060,0irq/28-eth0-rx-0-21swapper/300:20:313
251159960,0cyclictest0-21swapper/121:17:071
251159960,0cyclictest0-21swapper/119:59:521
149960,0migration/024020-21kernelversion23:39:440
339950,0migration/37108-21kthreadcore22:14:433
339950,0migration/37086-21kthreadcore20:34:423
339950,0migration/34703-21kthreadcore00:04:453
339950,0migration/33815-21taskset00:40:523
339950,0migration/33416-21taskset19:42:383
339950,0migration/33049-21kthreadcore22:29:443
339950,0migration/326266-21kthreadcore19:34:423
339950,0migration/324066-21sh23:58:413
339950,0migration/322352-21cpuspeed_turbos20:19:373
339950,0migration/322171-21aten_r1power_cu22:24:373
339950,0migration/319120-21fschecks_time19:54:393
339950,0migration/318815-21idleruntime21:44:413
339950,0migration/316100-21kthreadcore19:49:453
339950,0migration/315700-21timerwakeupswit21:39:513
339950,0migration/315565-21hddtemp_smartct19:29:383
339950,0migration/313565-21needreboot20:09:463
339950,0migration/312264-21fschecks_time21:59:393
339950,0migration/310639-21idleruntime00:09:423
339950,0migration/310250-21timerwakeupswit19:44:493
329950,0watchdog/38734-21memory21:54:453
329950,0watchdog/331509-21kthreadcore20:49:453
329950,0watchdog/329530-21perl22:09:413
329950,0watchdog/329273-21df_inode23:24:413
329950,0watchdog/327869-21kthreadcore23:39:453
329950,0watchdog/327261-21cat19:14:483
329950,0watchdog/326782-21chrt22:05:053
329950,0watchdog/31280-21sort20:04:403
329950,0watchdog/30-21swapper/323:19:293
29815050,0irq/29-eth0-tx-6871-21kthreadcore00:24:442
29815050,0irq/29-eth0-tx-3524-21snmpd23:29:392
29815050,0irq/29-eth0-tx-31929-21ssh21:32:542
29815050,0irq/29-eth0-tx-25704-21ssh23:02:332
29815050,0irq/29-eth0-tx-25397-21ssh21:47:252
29815050,0irq/29-eth0-tx-25332-21munin-node19:14:500
29815050,0irq/29-eth0-tx-18233-21munin-node00:14:422
29815050,0irq/29-eth0-tx-13200-21netstat22:34:452
29815050,0irq/29-eth0-tx-10841-21ssh21:58:432
29815050,0irq/29-eth0-tx-10290-21ssh23:11:332
29815050,0irq/29-eth0-tx-0-21swapper/223:44:572
29815050,0irq/29-eth0-tx-0-21swapper/223:39:482
29815050,0irq/29-eth0-tx-0-21swapper/222:57:222
29815050,0irq/29-eth0-tx-0-21swapper/222:44:522
29815050,0irq/29-eth0-tx-0-21swapper/222:43:572
29815050,0irq/29-eth0-tx-0-21swapper/222:25:122
29815050,0irq/29-eth0-tx-0-21swapper/221:20:282
29815050,0irq/29-eth0-tx-0-21swapper/020:49:410
29815050,0irq/29-eth0-tx-0-21swapper/020:39:460
29815050,0irq/29-eth0-tx-0-21swapper/019:33:510
29805050,0irq/28-eth0-rx-9093-21ntp_offset23:09:473
29805050,0irq/28-eth0-rx-24515-21ssh22:44:373
29805050,0irq/28-eth0-rx-15264-21ssh21:24:363
29805050,0irq/28-eth0-rx-12995-21iostat_ios00:29:433
29805050,0irq/28-eth0-rx-0-21swapper/323:51:123
29805050,0irq/28-eth0-rx-0-21swapper/323:33:353
29805050,0irq/28-eth0-rx-0-21swapper/323:14:393
29805050,0irq/28-eth0-rx-0-21swapper/322:59:353
29805050,0irq/28-eth0-rx-0-21swapper/322:55:253
29805050,0irq/28-eth0-rx-0-21swapper/321:52:593
29805050,0irq/28-eth0-rx-0-21swapper/321:14:343
29805050,0irq/28-eth0-rx-0-21swapper/320:24:423
251169955,0cyclictest83050irq/26-0000:00:00:40:162
251169950,0cyclictest0-21swapper/222:07:012
251159955,0cyclictest0-21swapper/123:10:191
251159955,0cyclictest0-21swapper/123:05:261
251159955,0cyclictest0-21swapper/121:04:491
251159950,0cyclictest0-21swapper/123:34:451
251159950,0cyclictest0-21swapper/123:20:061
251159950,0cyclictest0-21swapper/122:45:151
251159950,0cyclictest0-21swapper/121:42:491
251159950,0cyclictest0-21swapper/100:37:111
251149955,0cyclictest0-21swapper/022:29:360
251149954,0cyclictest3524-21snmpd00:07:550
251149954,0cyclictest12774-21awk23:14:430
251149950,0cyclictest0-21swapper/022:59:420
251149950,0cyclictest0-21swapper/022:00:070
251149950,0cyclictest0-21swapper/021:55:420
259950,0migration/2704-21aten_r1power_vo22:49:392
259950,0migration/26279-21kthreadcore21:34:442
259950,0migration/23864-21kthreadcore20:54:432
259950,0migration/231452-21sh00:00:062
259950,0migration/224476-21kthreadcore20:19:422
259950,0migration/223668-21kthreadcore23:19:452
259950,0migration/221972-21taskset21:25:092
259950,0migration/215835-21kthreadcore22:19:452
259950,0migration/211387-21kthreadcore20:59:472
19150,0ktimersoftd/10-21swapper/122:19:521
19150,0ktimersoftd/10-21swapper/121:50:231
179950,0migration/125021-21idleruntime21:29:401
179950,0migration/118425-21munin-node00:29:521
169950,0watchdog/118649-21yum20:39:531
149950,0migration/09986-21kthreadcore20:09:440
149950,0migration/09605-21kthreadcore22:34:440
149950,0migration/07028-21run-parts20:05:250
149950,0migration/05833-21fschecks_time23:29:400
149950,0migration/05350-21sh22:14:380
149950,0migration/04060-21munin-node19:44:360
149950,0migration/032730-21kthreadcore23:44:430
149950,0migration/031470-21kthreadcore23:04:440
149950,0migration/031453-21kthreadcore20:24:420
149950,0migration/031368-21missed_timers19:59:450
149950,0migration/030495-21irqcore00:39:450
149950,0migration/03038-21aten_r1power_vo23:09:380
149950,0migration/029900-21latency21:29:440
149950,0migration/029449-21kthreadcore21:49:430
149950,0migration/028410-21kthreadcore23:59:450
149950,0migration/027950-21if_eth000:19:420
149950,0migration/025250-21kthreadcore00:34:450
149950,0migration/024186-21kthreadcore19:34:420
149950,0migration/023758-21taskset23:57:490
149950,0migration/022540-21sh21:26:330
149950,0migration/019102-21fschecks_time00:14:400
149950,0migration/017057-21kthreadcore00:29:450
149950,0migration/014608-21sh23:51:180
149950,0migration/014574-21idleruntime22:19:420
149950,0migration/014073-21kthreadcore21:39:440
149950,0migration/01128-21kthreadcore23:24:460
149950,0migration/010258-21kthreadcore20:59:470
8305040,0irq/26-0000:00:0-21swapper/219:34:252
35140,0ktimersoftd/30-21swapper/321:03:573
339940,0migration/321552-21taskset20:16:413
339940,0migration/313890-21kthreadcore20:39:433
339940,0migration/311157-21kthreadcore21:19:443
329940,0watchdog/30-21swapper/323:59:453
329940,0watchdog/30-21swapper/320:44:373
29815040,0irq/29-eth0-tx-0-21swapper/223:49:452
29815040,0irq/29-eth0-tx-0-21swapper/223:14:332
29815040,0irq/29-eth0-tx-0-21swapper/223:04:422
29815040,0irq/29-eth0-tx-0-21swapper/222:29:422
29815040,0irq/29-eth0-tx-0-21swapper/222:14:262
29815040,0irq/29-eth0-tx-0-21swapper/222:09:332
29815040,0irq/29-eth0-tx-0-21swapper/221:59:302
29815040,0irq/29-eth0-tx-0-21swapper/221:40:522
29815040,0irq/29-eth0-tx-0-21swapper/221:17:362
29815040,0irq/29-eth0-tx-0-21swapper/200:29:312
29815040,0irq/29-eth0-tx-0-21swapper/021:14:290
29815040,0irq/29-eth0-tx-0-21swapper/020:54:380
29805040,0irq/28-eth0-rx-0-21swapper/323:44:273
29805040,0irq/28-eth0-rx-0-21swapper/323:34:383
29805040,0irq/28-eth0-rx-0-21swapper/300:14:443
251169943,0cyclictest8738-21awk20:09:422
251169943,0cyclictest5022-21awk19:44:402
251169943,0cyclictest3571-21lldpd20:50:102
251169943,0cyclictest3524-21snmpd23:54:402
251169943,0cyclictest29917-21awk23:24:442
251169943,0cyclictest27483-21awk21:49:412
251169940,0cyclictest0-21swapper/220:29:252
251159944,0cyclictest0-21swapper/122:09:371
251159944,0cyclictest0-21swapper/122:08:311
251159944,0cyclictest0-21swapper/100:42:041
251159943,0cyclictest8811-21awk20:09:421
251159943,0cyclictest7445-21awk21:19:411
251159943,0cyclictest4895-21awk19:44:391
251159943,0cyclictest3571-21lldpd23:59:431
251159943,0cyclictest3571-21lldpd22:59:431
251159943,0cyclictest3571-21lldpd22:24:421
251159943,0cyclictest3571-21lldpd20:53:111
251159943,0cyclictest3571-21lldpd20:33:101
251159943,0cyclictest3571-21lldpd19:39:391
251159943,0cyclictest3571-21lldpd19:20:081
251159943,0cyclictest3571-21lldpd00:06:131
251159943,0cyclictest3524-21snmpd23:18:241
251159943,0cyclictest3524-21snmpd22:58:391
251159943,0cyclictest3524-21snmpd22:35:381
251159943,0cyclictest3524-21snmpd21:25:521
251159943,0cyclictest3524-21snmpd20:20:351
251159943,0cyclictest3524-21snmpd19:34:351
251159943,0cyclictest3250-21irqbalance23:50:031
251159943,0cyclictest3250-21irqbalance21:45:121
251159943,0cyclictest3250-21irqbalance21:34:321
251159943,0cyclictest3250-21irqbalance20:24:321
251159943,0cyclictest3250-21irqbalance20:17:221
251159943,0cyclictest3250-21irqbalance00:24:331
251159943,0cyclictest3250-21irqbalance00:20:031
251159943,0cyclictest32424-21kthreadcore22:29:431
251159943,0cyclictest17205-21awk23:54:431
251159943,0cyclictest15746-21awk19:29:401
251149944,0cyclictest13611-21kworker/0:219:42:050
251149944,0cyclictest0-21swapper/022:05:380
251149943,0cyclictest8548-21awk19:24:400
251149943,0cyclictest18889-21awk21:44:420
251149943,0cyclictest17158-21ps21:04:430
251149943,0cyclictest15989-21awk20:14:440
251149943,0cyclictest12152-21awk19:49:420
251149943,0cyclictest10465-21awk22:54:420
251149940,0cyclictest0-21swapper/022:44:060
251149940,0cyclictest0-21swapper/021:09:390
251149940,0cyclictest0-21swapper/000:27:500
259940,0migration/26892-21latency00:04:452
259940,0migration/227581-21fschecks_time00:19:402
259940,0migration/225597-21aten_r1power_po19:59:372
259940,0migration/225263-21latency_hist19:14:262
259940,0migration/221013-21sendmail_mailst20:14:502
259940,0migration/217489-21kthreadcore21:04:432
249940,0watchdog/28606-21interrupts19:24:402
249940,0watchdog/26772-21yum19:19:522
249940,0watchdog/231743-21kthreadcore19:39:442
249940,0watchdog/22847-21nfs_client20:24:452
249940,0watchdog/226208-21kthreadcore00:34:452
249940,0watchdog/220598-21open_files19:29:442
249940,0watchdog/213495-21grep19:49:442
249940,0watchdog/21279-21ls20:04:402
249940,0watchdog/20-21swapper/220:44:372
179940,0migration/19023-21fschecks_count20:59:431
179940,0migration/17048-21kthreadcore20:54:441
179940,0migration/15278-21df_inode20:34:381
179940,0migration/1384-21cpu20:04:381
179940,0migration/125271-21munin-node20:44:461
179940,0migration/123564-21fschecks_count21:09:381
179940,0migration/118673-21munin-node00:14:391
179940,0migration/112717-21kthreadcore00:09:451
179940,0migration/111329-21sh21:59:261
179940,0migration/110872-21taskset21:58:471
169940,0watchdog/14844-21ssh23:29:251
169940,0watchdog/127870-21kthreadcore23:39:451
169940,0watchdog/11515-21perl22:49:411
169940,0watchdog/10-21swapper/123:29:371
169940,0watchdog/10-21swapper/122:39:411
169940,0watchdog/10-21swapper/119:49:441
169940,0watchdog/10-21swapper/119:24:361
169940,0watchdog/10-21swapper/119:14:561
149940,0migration/02304-21kthreadcore19:19:420
149940,0migration/022113-21kthreadcore19:54:430
149940,0migration/021488-21sh23:37:370
149940,0migration/020896-21fschecks_time23:19:410
329930,0watchdog/30-21swapper/321:04:453
29805030,0irq/28-eth0-rx-0-21swapper/319:59:383
251169932,0cyclictest21134-21cat19:54:422
251169932,0cyclictest19053-21sadc20:44:252
251159932,0cyclictest3571-21lldpd19:54:391
251149933,0cyclictest31018-21kworker/0:000:09:380
251149933,0cyclictest13611-21kworker/0:220:34:310
251149933,0cyclictest13611-21kworker/0:220:29:350
251149933,0cyclictest13611-21kworker/0:220:19:330
251149933,0cyclictest13057-21kworker/0:022:44:310
251149933,0cyclictest13057-21kworker/0:022:24:290
251149933,0cyclictest13057-21kworker/0:022:09:370
251149933,0cyclictest13057-21kworker/0:021:19:350
251149933,0cyclictest13057-21kworker/0:020:44:310
251149932,0cyclictest1706-21awk22:49:430
249930,0watchdog/20-21swapper/220:35:132
169930,0watchdog/129939-21diskmemload23:44:411
169930,0watchdog/10-21swapper/122:14:411
329920,0watchdog/30-21swapper/321:09:373
329920,0watchdog/30-21swapper/320:29:293
251169921,0cyclictest22909-21cat21:09:252
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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