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2026-01-19 - 05:58
[ 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 792 highest latencies:
System rack1slot2.osadl.org (updated Mon Jan 19, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3070527271,0sleep00-21swapper/019:12:250
3070226261,0sleep20-21swapper/219:12:232
3049723829,0sleep30-21swapper/319:10:003
3038523626,0sleep10-21swapper/119:08:381
339970,0migration/317406-21sh21:15:313
308369977,0cyclictest83050irq/26-0000:00:20:43:312
339960,0migration/37422-21sh22:05:143
339960,0migration/36106-21sh21:47:493
339960,0migration/326334-21fschecks_time23:33:203
339960,0migration/322002-21sh23:09:203
339960,0migration/317721-21sh22:29:033
339960,0migration/314795-21sh00:38:413
339960,0migration/312894-21sh00:19:143
339960,0migration/310477-21taskset22:27:543
308369960,0cyclictest9936-21diskmemload00:32:362
29805060,0irq/28-eth0-rx-19031-21tr22:48:273
29805060,0irq/28-eth0-rx-15285-21perl00:23:223
149960,0migration/08539-21munin-node22:23:290
149960,0migration/04746-21sh21:44:010
149960,0migration/01538-21sh23:53:310
149960,0migration/010870-21taskset19:43:210
339950,0migration/34166-21cpuspeed_turbos23:58:203
339950,0migration/332669-21taskset20:43:233
339950,0migration/330618-21munin-node00:13:213
339950,0migration/328963-21gltestperf21:03:203
339950,0migration/327177-21kthreadcore21:58:243
339950,0migration/324952-21kthreadcore22:33:263
339950,0migration/322356-21kthreadcore19:48:223
339950,0migration/32224-21kthreadcore00:33:243
339950,0migration/32018-21kthreadcore23:18:253
339950,0migration/31573-21timerwakeupswit19:33:333
339950,0migration/314741-21kthreadcore23:43:253
339950,0migration/314114-21fschecks_count20:53:283
339950,0migration/313077-21latency_hist19:23:063
339950,0migration/312855-21df_abs00:03:183
339950,0migration/31147-21sh22:20:583
339950,0migration/311419-21runrttasks22:44:563
329950,0watchdog/37154-21grep20:03:213
329950,0watchdog/327821-21python22:53:293
329950,0watchdog/321993-21if_eth1.320:58:213
329950,0watchdog/315669-21open_inodes19:43:253
308369955,0cyclictest0-21swapper/223:40:162
308359955,0cyclictest0-21swapper/100:19:351
308359950,0cyclictest0-21swapper/123:46:381
308359950,0cyclictest0-21swapper/122:41:311
308359950,0cyclictest0-21swapper/121:49:491
308359950,0cyclictest0-21swapper/121:31:311
308359950,0cyclictest0-21swapper/120:00:331
308349955,0cyclictest0-21swapper/023:18:500
308349954,0cyclictest32423-21awk19:58:210
308349950,0cyclictest0-21swapper/021:53:330
308349950,0cyclictest0-21swapper/021:19:200
29815050,0irq/29-eth0-tx-9936-21diskmemload21:53:142
29815050,0irq/29-eth0-tx-7982-21munin-node00:38:252
29815050,0irq/29-eth0-tx-30060-21munin-node22:58:222
29815050,0irq/29-eth0-tx-27558-21munin-node21:23:312
29815050,0irq/29-eth0-tx-22107-21cut21:18:252
29815050,0irq/29-eth0-tx-10942-21ssh23:59:342
29815050,0irq/29-eth0-tx-0-21swapper/223:48:192
29815050,0irq/29-eth0-tx-0-21swapper/223:43:372
29815050,0irq/29-eth0-tx-0-21swapper/222:08:282
29815050,0irq/29-eth0-tx-0-21swapper/221:29:562
29815050,0irq/29-eth0-tx-0-21swapper/200:23:112
29815050,0irq/29-eth0-tx-0-21swapper/200:05:432
29815050,0irq/29-eth0-tx-0-21swapper/021:07:320
29815050,0irq/29-eth0-tx-0-21swapper/019:40:120
29805050,0irq/28-eth0-rx-32464-21kthreadcore22:58:233
29805050,0irq/28-eth0-rx-3133-21ssh23:56:583
29805050,0irq/28-eth0-rx-25820-21ssh23:48:533
29805050,0irq/28-eth0-rx-22109-21idleruntime00:08:233
29805050,0irq/28-eth0-rx-1881-21ssh21:23:363
29805050,0irq/28-eth0-rx-11938-21kthreadcore23:03:293
29805050,0irq/28-eth0-rx-11574-21kthreadcore20:28:233
29805050,0irq/28-eth0-rx-0-21swapper/323:30:243
29805050,0irq/28-eth0-rx-0-21swapper/323:13:253
29805050,0irq/28-eth0-rx-0-21swapper/322:40:033
29805050,0irq/28-eth0-rx-0-21swapper/322:13:183
29805050,0irq/28-eth0-rx-0-21swapper/322:08:183
29805050,0irq/28-eth0-rx-0-21swapper/321:53:123
29805050,0irq/28-eth0-rx-0-21swapper/321:48:213
29805050,0irq/28-eth0-rx-0-21swapper/321:39:403
29805050,0irq/28-eth0-rx-0-21swapper/321:33:443
29805050,0irq/28-eth0-rx-0-21swapper/321:21:583
29805050,0irq/28-eth0-rx-0-21swapper/319:53:223
29805050,0irq/28-eth0-rx-0-21swapper/300:29:273
259950,0migration/28694-21munin-node20:23:262
259950,0migration/27151-21hwlatdetect20:03:212
259950,0migration/26791-21munin-node22:03:342
259950,0migration/229636-21kthreadcore23:33:242
259950,0migration/228125-21cpu22:38:192
259950,0migration/218646-21munin-node20:33:312
259950,0migration/215122-21munin-node23:08:222
249950,0watchdog/26143-21sensors_fan23:18:302
249950,0watchdog/231567-21chrt23:17:182
19150,0ktimersoftd/10-21swapper/122:11:021
179950,0migration/130814-21taskset00:31:301
179950,0migration/125392-21munin-node23:48:321
179950,0migration/11522-21sh23:53:301
179950,0migration/114770-21latency_hist23:08:061
169950,0watchdog/19725-21kthreadcore20:48:251
169950,0watchdog/15813-21kthreadcore22:23:251
169950,0watchdog/121848-21ssh23:08:531
149950,0migration/08815-21aten_r1power_fr22:08:160
149950,0migration/07091-21munin-node20:03:200
149950,0migration/06750-21kthreadcore20:23:240
149950,0migration/06074-21kthreadcore23:58:260
149950,0migration/04276-21kthreadcore00:33:240
149950,0migration/031255-21taskset22:00:480
149950,0migration/031086-21kthreadcore21:23:230
149950,0migration/030479-21sh00:30:310
149950,0migration/030107-21munin-node22:58:170
149950,0migration/027453-21latency21:38:240
149950,0migration/026856-21kthreadcore00:08:260
149950,0migration/025562-21latency_hist23:33:060
149950,0migration/02183-21taskset20:21:110
149950,0migration/018945-21kthreadcore19:48:210
149950,0migration/01714-21kthreadcore19:13:250
149950,0migration/012707-21sh00:18:410
149950,0migration/010852-21sh21:28:430
149950,0migration/010329-21fschecks_count20:28:200
149950,0migration/010038-21sh23:42:390
8305040,0irq/26-0000:00:0-21swapper/222:23:252
4140,0ktimersoftd/00-21swapper/000:41:270
339940,0migration/332637-21kthreadcore19:13:243
339940,0migration/322137-21kthreadcore19:28:233
339940,0migration/321118-21kthreadcore20:33:323
329940,0watchdog/30-21swapper/321:09:333
329940,0watchdog/30-21swapper/320:48:253
329940,0watchdog/30-21swapper/320:24:013
329940,0watchdog/30-21swapper/320:18:213
329940,0watchdog/30-21swapper/320:13:053
308369943,0cyclictest7063-21awk00:18:222
308369943,0cyclictest3524-21snmpd21:08:312
308369943,0cyclictest13960-21awk21:33:232
308369943,0cyclictest11002-21awk20:28:222
308369940,0cyclictest0-21swapper/219:45:212
308359944,0cyclictest0-21swapper/122:13:181
308359944,0cyclictest0-21swapper/121:53:071
308359943,0cyclictest3571-21lldpd22:50:231
308359943,0cyclictest3571-21lldpd22:22:531
308359943,0cyclictest3571-21lldpd21:08:211
308359943,0cyclictest3571-21lldpd20:18:221
308359943,0cyclictest3524-21snmpd00:12:181
308359943,0cyclictest3250-21irqbalance22:58:231
308359943,0cyclictest3250-21irqbalance21:24:431
308359943,0cyclictest3250-21irqbalance21:18:221
308359943,0cyclictest3250-21irqbalance20:43:221
308359943,0cyclictest3250-21irqbalance20:41:021
308359943,0cyclictest3250-21irqbalance19:23:121
308359943,0cyclictest3250-21irqbalance19:13:121
308359943,0cyclictest3250-21irqbalance00:03:231
308359943,0cyclictest2869-21awk23:38:221
308359943,0cyclictest28646-21awk19:33:211
308359943,0cyclictest26834-21awk23:33:221
308359943,0cyclictest21651-21awk20:13:221
308359940,0cyclictest0-21swapper/119:39:161
308349944,0cyclictest0-21swapper/022:33:170
308349943,0cyclictest3571-21lldpd21:49:230
308349943,0cyclictest3571-21lldpd20:10:520
308349943,0cyclictest3524-21snmpd23:30:030
308349943,0cyclictest29101-21awk22:38:220
308349943,0cyclictest25417-21awk20:38:210
308349943,0cyclictest20194-21kworker/0:222:43:200
308349943,0cyclictest18405-21awk22:13:220
308349942,0cyclictest30637-21kworker/0:000:13:240
29815040,0irq/29-eth0-tx-4232-21munin-node22:43:202
29815040,0irq/29-eth0-tx-27803-21egrep23:53:192
29815040,0irq/29-eth0-tx-17227-21aten2.4-expect20:33:260
29815040,0irq/29-eth0-tx-13380-21ssh21:48:582
29815040,0irq/29-eth0-tx-0-21swapper/223:28:202
29815040,0irq/29-eth0-tx-0-21swapper/222:48:592
29815040,0irq/29-eth0-tx-0-21swapper/222:13:112
29815040,0irq/29-eth0-tx-0-21swapper/221:40:142
29815040,0irq/29-eth0-tx-0-21swapper/200:33:182
29815040,0irq/29-eth0-tx-0-21swapper/200:14:032
29815040,0irq/29-eth0-tx-0-21swapper/200:08:482
29815040,0irq/29-eth0-tx-0-21swapper/021:13:270
29815040,0irq/29-eth0-tx-0-21swapper/021:08:230
29815040,0irq/29-eth0-tx-0-21swapper/019:28:230
29805040,0irq/28-eth0-rx-4647-21fschecks_count21:28:193
29805040,0irq/28-eth0-rx-15091-21sh23:23:333
29805040,0irq/28-eth0-rx-0-21swapper/323:38:103
29805040,0irq/28-eth0-rx-0-21swapper/320:13:253
259940,0migration/232400-21switchtime22:18:322
259940,0migration/22749-21kthreadcore19:58:232
259940,0migration/226726-21kthreadcore19:53:212
259940,0migration/225439-21kthreadcore20:13:252
259940,0migration/22474-21kthreadcore21:43:252
259940,0migration/224095-21df_abs21:58:192
259940,0migration/223350-21kthreadcore19:28:242
259940,0migration/222563-21kthreadcore20:58:222
259940,0migration/216852-21missed_timers22:28:242
259940,0migration/215994-21kthreadcore19:23:222
259940,0migration/213925-21kthreadcore21:13:242
259940,0migration/213515-21kthreadcore23:23:252
259940,0migration/212457-21munin-node23:03:312
259940,0migration/210897-21kthreadcore20:48:252
249940,0watchdog/29335-21kthreadcore19:18:252
249940,0watchdog/231177-21chrt20:41:252
249940,0watchdog/231049-21munin-node19:13:252
249940,0watchdog/228875-21if_eth020:18:212
249940,0watchdog/227360-21ls22:53:252
249940,0watchdog/222953-21kthreadcore22:33:252
249940,0watchdog/20-21swapper/221:03:252
179940,0migration/19895-21aten_r1power_cu20:28:171
179940,0migration/18838-21fschecks_time00:38:231
179940,0migration/17960-21kthreadcore20:23:241
179940,0migration/131715-21irqrtprio21:43:231
179940,0migration/129677-21kthreadcore21:03:241
179940,0migration/126953-21kthreadcore21:58:241
179940,0migration/124689-21kthreadcore22:53:251
179940,0migration/123743-21kthreadcore19:28:241
179940,0migration/122368-21fschecks_time21:38:201
179940,0migration/119393-21taskset22:33:131
179940,0migration/119381-21kthreadcore20:33:321
179940,0migration/116765-21kthreadcore21:33:251
179940,0migration/111868-21kthreadcore19:43:221
179940,0migration/110705-21timerandwakeup22:43:331
169940,0watchdog/18444-21ssh23:23:181
169940,0watchdog/16170-21kthreadcore23:58:261
169940,0watchdog/14126-21kthreadcore23:18:261
169940,0watchdog/130136-21pmu-power19:53:251
169940,0watchdog/124384-21tune2fs23:13:211
169940,0watchdog/123843-21ssh23:28:461
169940,0watchdog/120385-21chrt20:55:331
169940,0watchdog/117791-21ssh21:16:371
169940,0watchdog/116942-21ntpq22:28:251
169940,0watchdog/116458-21tr00:23:261
169940,0watchdog/113492-21munin-node20:08:171
169940,0watchdog/10-21swapper/122:04:371
169940,0watchdog/10-21swapper/119:18:251
149940,0migration/02098-21kthreadcore20:43:250
149940,0migration/014817-21kthreadcore22:48:230
149940,0migration/010562-21aten_r1power_fr23:43:180
329930,0watchdog/30-21swapper/319:58:493
308369932,0cyclictest3561-21awk19:38:222
308369932,0cyclictest27597-21stty19:33:162
308369932,0cyclictest19754-21cat20:08:312
308369930,0cyclictest14326-21perl20:53:282
308369930,0cyclictest0-21swapper/219:48:592
308359932,0cyclictest3250-21irqbalance00:33:131
308359932,0cyclictest30829-21awk00:13:231
308349933,0cyclictest5062-21kworker/0:121:33:110
308349933,0cyclictest30637-21kworker/0:000:23:140
308349933,0cyclictest20194-21kworker/0:223:48:100
308349933,0cyclictest20194-21kworker/0:223:23:080
308349933,0cyclictest20194-21kworker/0:223:13:080
308349933,0cyclictest20194-21kworker/0:223:08:200
308349933,0cyclictest20194-21kworker/0:223:03:120
308349933,0cyclictest20194-21kworker/0:222:53:100
308349933,0cyclictest20194-21kworker/0:222:18:140
308349933,0cyclictest20194-21kworker/0:222:03:090
308349933,0cyclictest20194-21kworker/0:200:03:100
308349933,0cyclictest18034-21kworker/0:220:53:190
308349933,0cyclictest18034-21kworker/0:220:13:070
308349933,0cyclictest18034-21kworker/0:219:53:150
308349933,0cyclictest18034-21kworker/0:219:33:070
308349933,0cyclictest18034-21kworker/0:219:23:070
308349930,0cyclictest7231-21perl20:48:210
308349930,0cyclictest10826-21munin-node22:28:170
308349930,0cyclictest0-21swapper/020:58:180
308349930,0cyclictest0-21swapper/019:18:190
29805030,0irq/28-eth0-rx-0-21swapper/320:38:163
29805030,0irq/28-eth0-rx-0-21swapper/319:39:463
29805030,0irq/28-eth0-rx-0-21swapper/319:18:193
169930,0watchdog/10-21swapper/120:58:211
169930,0watchdog/10-21swapper/120:03:211
169930,0watchdog/10-21swapper/119:48:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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