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2026-02-01 - 18:29
[ 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 all highest latencies:
System rack1slot2.osadl.org (updated Sun Feb 01, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2521123627,0sleep30-21swapper/307:12:503
2511323526,0sleep20-21swapper/207:11:412
2500323526,0sleep10-21swapper/107:10:231
2529723228,0sleep00-21swapper/007:13:510
253969970,0cyclictest7738-21df10:49:280
8305060,0irq/26-0000:00:26634-21latency_hist10:04:133
65269760,0rudpserv7068-21python08:04:363
65269760,0rudpserv31940-21sh11:01:163
65269760,0rudpserv31934-21tune2fs10:44:273
65269760,0rudpserv30318-21ssh10:42:483
65269760,0rudpserv28497-21python09:24:363
65269760,0rudpserv23785-21if_err_eth1.309:04:293
65269760,0rudpserv20845-21sh10:35:293
65269760,0rudpserv18975-21cut09:39:303
65269760,0rudpserv16421-21kthreadcore10:14:333
65269760,0rudpserv15648-21ssh10:53:593
65269760,0rudpserv14261-21sensors_fan08:09:343
65269760,0rudpserv0-21swapper/310:09:353
339960,0migration/3797-21sh09:49:223
339960,0migration/325332-21timerandwakeup08:39:383
339960,0migration/317278-21munin-node12:09:303
339960,0migration/316762-21sh09:56:143
329960,0watchdog/319347-21cut11:49:333
329960,0watchdog/313824-21timerandwakeup09:34:403
30535060,0irq/27-eth14981-21diskstats08:29:262
30535060,0irq/27-eth132402-21irqcore10:44:302
30535060,0irq/27-eth120440-21grep10:34:392
29815060,0irq/29-eth0-tx-26608-21python10:19:383
29805060,0irq/28-eth0-rx-8942-40yum-updatesd-he11:08:023
29805060,0irq/28-eth0-rx-7775-21aten2.4-expect07:24:243
29805060,0irq/28-eth0-rx-7775-21aten2.4-expect07:24:243
29805060,0irq/28-eth0-rx-3524-21snmpd12:37:563
29805060,0irq/28-eth0-rx-0-21swapper/307:54:273
253979960,0cyclictest0-21swapper/112:06:311
253979960,0cyclictest0-21swapper/111:39:521
253979960,0cyclictest0-21swapper/109:34:421
253969966,0cyclictest13907-21munin-node11:49:320
259960,0migration/225349-21kthreadcore08:19:322
179960,0migration/116002-21switchtime12:24:391
65269750,0rudpserv2569-21kernelversion08:49:293
65269750,0rudpserv2132-21cut10:24:313
65269750,0rudpserv17014-21smartctl10:54:293
65269750,0rudpserv15619-21aten_r1power_po08:59:253
35150,0ktimersoftd/30-21swapper/312:22:383
339950,0migration/39776-21irqrtprio08:54:323
339950,0migration/39152-21kthreadcore08:29:313
339950,0migration/3575-21kthreadcore08:24:293
339950,0migration/34763-21latency_hist09:14:133
339950,0migration/34249-21kthreadcore11:59:353
339950,0migration/327231-21kthreadcore12:14:323
339950,0migration/326939-21fschecks_time08:44:293
339950,0migration/325678-21munin-node07:14:233
339950,0migration/320936-21fschecks_count11:34:273
339950,0migration/316103-21kthreadcore09:19:313
339950,0migration/315230-21kthreadcore12:24:323
339950,0migration/314685-21kthreadcore11:09:323
339950,0migration/31430-21kthreadcore09:09:313
329950,0watchdog/326384-21cut09:44:323
329950,0watchdog/324610-21python11:14:373
329950,0watchdog/314349-21diskmemload12:05:093
329950,0watchdog/30-21swapper/308:14:323
30535050,0irq/27-eth19575-21awk09:54:242
30535050,0irq/27-eth18443-21ssh09:34:312
30535050,0irq/27-eth18121-21aten_r1power_en08:09:242
30535050,0irq/27-eth17803-21df_abs10:49:282
30535050,0irq/27-eth1773-21aten_r1power_fr08:04:252
30535050,0irq/27-eth13410-21diskstats10:09:272
30535050,0irq/27-eth131916-21kthreadcore08:24:282
30535050,0irq/27-eth131580-21perl09:29:252
30535050,0irq/27-eth130880-21kthreadcore10:24:302
30535050,0irq/27-eth130240-21grep09:09:262
30535050,0irq/27-eth127696-21irqrtprio08:44:322
30535050,0irq/27-eth126672-21awk10:04:202
30535050,0irq/27-eth125537-21perl10:59:262
30535050,0irq/27-eth124504-21cat09:44:132
30535050,0irq/27-eth123733-21if_err_eth009:04:282
30535050,0irq/27-eth122910-21perl09:24:272
30535050,0irq/27-eth121473-21python08:14:372
30535050,0irq/27-eth120575-21df10:19:282
30535050,0irq/27-eth120185-21iostat_ios08:39:292
30535050,0irq/27-eth118635-21tr08:59:312
30535050,0irq/27-eth118529-21df_inode09:59:272
30535050,0irq/27-eth117413-21ssh10:54:312
30535050,0irq/27-eth115380-21grep08:34:312
30535050,0irq/27-eth11415-21diskstats08:49:252
30535050,0irq/27-eth113401-21ssh09:19:242
30535050,0irq/27-eth11309-21grep09:49:262
30535050,0irq/27-eth111546-21sed10:14:132
30535050,0irq/27-eth10-21swapper/210:39:142
29815050,0irq/29-eth0-tx-5203-21munin-node10:29:293
29815050,0irq/29-eth0-tx-3094-21ssh12:39:262
29815050,0irq/29-eth0-tx-26190-21ssh12:33:162
29815050,0irq/29-eth0-tx-0-21swapper/211:59:342
29815050,0irq/29-eth0-tx-0-21swapper/211:45:082
29805050,0irq/28-eth0-rx-32341-21irqrtprio09:29:283
29805050,0irq/28-eth0-rx-32099-21munin-node07:59:323
29805050,0irq/28-eth0-rx-31672-21kthreadcore07:39:313
29805050,0irq/28-eth0-rx-25016-21ssh12:29:593
29805050,0irq/28-eth0-rx-0-21swapper/312:39:373
29805050,0irq/28-eth0-rx-0-21swapper/311:44:003
29805050,0irq/28-eth0-rx-0-21swapper/311:26:183
29805050,0irq/28-eth0-rx-0-21swapper/311:19:473
253979955,0cyclictest0-21swapper/111:55:381
253979955,0cyclictest0-21swapper/111:17:101
253979955,0cyclictest0-21swapper/110:49:251
253979955,0cyclictest0-21swapper/109:25:051
253979954,0cyclictest3524-21snmpd08:20:081
253979954,0cyclictest3524-21snmpd07:16:071
253979950,0cyclictest0-21swapper/110:48:191
253969950,0cyclictest4592-21diskmemload12:12:140
259950,0migration/27954-21kthreadcore11:24:322
259950,0migration/26374-21munin-node10:29:322
259950,0migration/24999-21aten_r1power_vo09:14:242
259950,0migration/2394-21taskset08:03:492
259950,0migration/219995-21ntp_offset11:49:352
259950,0migration/217838-21sh12:29:012
259950,0migration/217046-21idleruntime09:39:272
259950,0migration/213789-21kthreadcore11:29:312
259950,0migration/211498-21latency_hist07:49:132
259950,0migration/211228-21kernelversion11:09:312
249950,0watchdog/210563-21cut08:54:322
179950,0migration/16447-21munin-node10:29:331
179950,0migration/13797-21fschecks_time10:09:281
179950,0migration/130547-21fschecks_count09:09:271
179950,0migration/129744-21latency_hist09:09:131
179950,0migration/12877-21kthreadcore07:19:311
179950,0migration/126530-21kthreadcore12:14:321
179950,0migration/122666-21munin-node09:39:381
179950,0migration/120627-21kthreadcore07:29:311
179950,0migration/114627-21munin-node08:09:391
179950,0migration/112928-21kthreadcore11:09:321
149950,0migration/09602-21munin-node12:39:440
149950,0migration/07865-21aten_r1power_po07:24:240
149950,0migration/07865-21aten_r1power_po07:24:240
149950,0migration/07150-21sh09:49:340
149950,0migration/06115-21kernelversion08:29:300
149950,0migration/04927-21kthreadcore08:49:300
149950,0migration/031780-21taskset11:00:490
149950,0migration/031202-21sh10:44:250
149950,0migration/027340-21if_eth1.208:44:310
149950,0migration/027151-21munin-node10:04:290
149950,0migration/025126-21munin-node12:14:270
149950,0migration/024208-21ntp_kernel_pll_09:59:340
149950,0migration/021854-21kthreadcore08:39:300
149950,0migration/020767-21df_abs11:34:260
149950,0migration/020429-21unixbench-2d10:34:390
149950,0migration/019848-21kthreadcore08:59:310
149950,0migration/017428-21irqcore09:39:290
149950,0migration/017184-21kthreadcore08:14:310
149950,0migration/017038-21kthreadcore07:29:300
149950,0migration/016664-21fschecks_count10:54:280
149950,0migration/014854-21kthreadcore11:29:310
149950,0migration/014802-21taskset08:11:400
149950,0migration/013502-21kthreadcore10:14:320
149950,0migration/013385-21missed_timers09:34:340
149950,0migration/012931-21taskset10:32:260
149950,0migration/012787-21kthreadcore09:54:310
149950,0migration/011183-21irqrtprio11:09:310
149950,0migration/010451-21taskset11:26:240
65269740,0rudpserv0-21swapper/308:34:273
339940,0migration/312032-21diskmemload11:44:463
329940,0watchdog/30-21swapper/308:19:283
329940,0watchdog/30-21swapper/307:34:323
29815040,0irq/29-eth0-tx-0-21swapper/309:59:153
29815040,0irq/29-eth0-tx-0-21swapper/212:34:352
29815040,0irq/29-eth0-tx-0-21swapper/212:14:172
29815040,0irq/29-eth0-tx-0-21swapper/212:04:222
29815040,0irq/29-eth0-tx-0-21swapper/211:54:152
29815040,0irq/29-eth0-tx-0-21swapper/211:39:162
29815040,0irq/29-eth0-tx-0-21swapper/211:34:282
29815040,0irq/29-eth0-tx-0-21swapper/211:19:152
29815040,0irq/29-eth0-tx-0-21swapper/211:16:122
29815040,0irq/29-eth0-tx-0-21swapper/207:29:302
29815040,0irq/29-eth0-tx-0-21swapper/207:24:292
29815040,0irq/29-eth0-tx-0-21swapper/207:24:292
29805040,0irq/28-eth0-rx-0-21swapper/311:54:393
29805040,0irq/28-eth0-rx-0-21swapper/311:29:353
253989943,0cyclictest6966-21sort12:19:332
253989943,0cyclictest30446-21awk07:39:292
253979944,0cyclictest0-21swapper/110:34:461
253979944,0cyclictest0-21swapper/110:05:171
253979944,0cyclictest0-21swapper/108:24:421
253979943,0cyclictest3571-21lldpd11:24:091
253979943,0cyclictest3571-21lldpd11:07:091
253979943,0cyclictest3571-21lldpd10:57:381
253979943,0cyclictest3571-21lldpd10:28:081
253979943,0cyclictest3571-21lldpd10:17:381
253979943,0cyclictest3524-21snmpd08:36:081
253979943,0cyclictest3524-21snmpd08:05:081
253979943,0cyclictest19806-21awk07:54:281
253979943,0cyclictest16545-21awk08:59:281
253979940,0cyclictest0-21swapper/107:45:361
253969944,0cyclictest0-21swapper/010:11:470
253969943,0cyclictest6001-21awk09:14:280
253969943,0cyclictest3571-21lldpd11:40:090
253969943,0cyclictest3571-21lldpd09:25:380
253969943,0cyclictest3524-21snmpd12:00:410
253969943,0cyclictest3250-21irqbalance12:19:300
253969943,0cyclictest3250-21irqbalance08:26:000
253969943,0cyclictest28706-21kworker/0:009:47:490
253969943,0cyclictest27998-21awk11:19:290
253969943,0cyclictest1962-21awk11:04:300
253969943,0cyclictest1511-21awk07:19:290
253969940,0cyclictest0-21swapper/012:08:080
259940,0migration/24286-21runrttasks07:44:202
259940,0migration/22586-21kthreadcore11:04:312
259940,0migration/219656-21gltestperf07:54:262
249940,0watchdog/216072-21ssh12:09:212
179940,0migration/17828-21kthreadcore08:29:311
179940,0migration/17800-21kthreadcore11:24:321
179940,0migration/17419-21kthreadcore11:44:311
179940,0migration/15703-21fschecks_time09:14:261
179940,0migration/126821-21fschecks_count08:44:281
179940,0migration/126809-21fschecks_time07:59:251
179940,0migration/124006-21kthreadcore08:39:311
179940,0migration/122961-21kthreadcore10:19:331
179940,0migration/119514-21kthreadcore12:09:321
179940,0migration/118506-21df_abs09:59:271
179940,0migration/11799-21kthreadcore07:39:321
179940,0migration/11660-21fschecks_time08:49:261
179940,0migration/114856-21irqrtprio09:19:301
169940,0watchdog/16368-21ssh12:01:571
169940,0watchdog/16075-21ssh09:31:481
169940,0watchdog/13062-21ssh12:39:211
169940,0watchdog/127017-21cut07:34:321
169940,0watchdog/126525-21ssh12:34:131
169940,0watchdog/126385-21tr09:44:321
169940,0watchdog/119348-21kthreadcore11:49:331
169940,0watchdog/118764-21kthreadcore08:14:321
169940,0watchdog/11544-21ssh12:35:491
169940,0watchdog/10-21swapper/108:54:321
149940,0migration/09851-21cpuspeed_turbos12:24:260
149940,0migration/09615-21irqcore08:54:310
149940,0migration/04858-21rt-features09:29:330
149940,0migration/026266-21kthreadcore07:34:320
149940,0migration/025944-21kthreadcore11:54:300
149940,0migration/013131-21irqcore08:34:300
35130,0ktimersoftd/30-21swapper/307:47:313
329930,0watchdog/30-21swapper/307:49:283
329930,0watchdog/30-21swapper/307:29:323
29805030,0irq/28-eth0-rx-0-21swapper/307:19:183
253989932,0cyclictest26692-21awk07:14:282
253979933,0cyclictest3571-21lldpd12:20:101
253979933,0cyclictest3571-21lldpd07:49:361
253979932,0cyclictest3571-21lldpd09:54:371
253979932,0cyclictest3571-21lldpd09:50:371
253979932,0cyclictest3571-21lldpd07:24:351
253979932,0cyclictest3571-21lldpd07:24:351
253979932,0cyclictest26584-21grep10:39:311
253979932,0cyclictest20856-21fschecks_count11:34:271
253969933,0cyclictest9272-21kworker/0:012:29:370
253969933,0cyclictest4000-21kworker/0:110:24:250
253969933,0cyclictest4000-21kworker/0:110:19:150
253969933,0cyclictest3008-21kworker/0:007:14:160
253969933,0cyclictest29858-21kworker/0:210:39:250
253969933,0cyclictest2945-21kworker/0:011:44:190
253969933,0cyclictest28706-21kworker/0:009:19:290
253969933,0cyclictest28706-21kworker/0:009:09:140
253969933,0cyclictest28706-21kworker/0:009:04:140
253969933,0cyclictest28419-21kworker/0:107:49:180
253969933,0cyclictest28419-21kworker/0:107:44:180
253969933,0cyclictest28419-21kworker/0:107:39:200
253969933,0cyclictest22377-21kworker/0:211:14:210
253969933,0cyclictest17758-21kworker/0:207:59:280
253969933,0cyclictest0-21swapper/008:19:130
253969932,0cyclictest27968-21awk12:34:300
253969932,0cyclictest1831-21awk08:04:290
259930,0migration/27136-21runrttasks07:20:032
169930,0watchdog/10-21swapper/111:31:011
169930,0watchdog/10-21swapper/110:59:331
149930,0migration/018737-21runrttasks07:54:200
253989921,0cyclictest22072-21date07:34:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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