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2026-01-17 - 20:11
[ 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 Sat Jan 17, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2215124231,0sleep30-21swapper/307:11:243
2194323826,0sleep20-21swapper/207:08:582
2150323733,0sleep00-21swapper/007:08:200
2207023223,0sleep10-21swapper/107:10:261
339960,0migration/37462-21munin-node12:23:133
339960,0migration/332747-21sendmail_mailst08:23:213
339960,0migration/31953-21sendmail_mailqu09:28:213
29805060,0irq/28-eth0-rx-5124-21yum09:48:303
29805060,0irq/28-eth0-rx-27705-21tr10:58:173
29805060,0irq/28-eth0-rx-23988-21ntpq10:18:203
29805060,0irq/28-eth0-rx-22417-21yum09:58:273
29805060,0irq/28-eth0-rx-20715-21perl11:53:153
29805060,0irq/28-eth0-rx-16450-21perl11:13:123
223609965,0cyclictest29268-21ps09:28:161
223609960,0cyclictest0-21swapper/112:33:121
223569965,0cyclictest7709-21sh10:09:250
149960,0migration/032215-21sh10:06:500
149960,0migration/029487-21fschecks_time11:58:140
149960,0migration/029336-21sh12:14:480
149960,0migration/02743-21sh09:29:150
149960,0migration/026847-21sh11:53:480
149960,0migration/021479-21sh09:42:000
149960,0migration/012292-21sh10:50:110
8305050,0irq/26-0000:00:9015-21crond11:27:592
8305050,0irq/26-0000:00:30656-21latency_hist12:18:002
8305050,0irq/26-0000:00:30493-21perf11:02:592
8305050,0irq/26-0000:00:11230-21kthreadcore07:48:172
4150,0ktimersoftd/00-21swapper/012:40:080
339950,0migration/39693-21kthreadcore10:48:213
339950,0migration/38451-21kthreadcore07:23:153
339950,0migration/38222-21munin-node09:33:193
339950,0migration/37271-21latency08:28:223
339950,0migration/36034-21fschecks_time08:53:133
339950,0migration/34048-21taskset07:18:403
339950,0migration/330496-21fschecks_count08:03:113
339950,0migration/329897-21ksmtuned08:46:003
339950,0migration/328483-21kthreadcore11:38:173
339950,0migration/327643-21kthreadcore07:58:173
339950,0migration/327364-21fschecks_count09:08:123
339950,0migration/324099-21pmu-power11:33:223
339950,0migration/323574-21idleruntime07:13:133
339950,0migration/323165-21munin-node09:43:143
339950,0migration/320151-21munin-node10:38:113
339950,0migration/318200-21kthreadcore09:38:173
339950,0migration/317150-21irqcore08:38:193
339950,0migration/316713-21munin-node12:28:163
339950,0migration/312900-21hwlatdetect07:28:123
339950,0migration/311576-21kthreadcore11:28:173
329950,0watchdog/36191-21kthreadcore10:28:183
329950,0watchdog/329600-21cut10:03:183
329950,0watchdog/319499-21missed_timers12:08:183
329950,0watchdog/311126-21gzip08:08:213
329950,0watchdog/310813-21cut09:18:143
329950,0watchdog/30-21swapper/312:42:103
329950,0watchdog/30-21swapper/309:16:503
29815050,0irq/29-eth0-tx-4931-21munin-node08:08:250
29815050,0irq/29-eth0-tx-4626-21munin-node09:33:252
29815050,0irq/29-eth0-tx-31105-21ssh10:03:462
29815050,0irq/29-eth0-tx-30760-21munin-node11:03:112
29815050,0irq/29-eth0-tx-23090-21munin-node08:43:180
29815050,0irq/29-eth0-tx-19336-21munin-node08:18:180
29815050,0irq/29-eth0-tx-15511-21kthreadcore12:08:162
29815050,0irq/29-eth0-tx-12165-21munin-node08:13:180
29815050,0irq/29-eth0-tx-11918-21munin-node07:28:150
29815050,0irq/29-eth0-tx-0-21swapper/210:17:312
29815050,0irq/29-eth0-tx-0-21swapper/209:30:352
29815050,0irq/29-eth0-tx-0-21swapper/009:13:180
29815050,0irq/29-eth0-tx-0-21swapper/008:48:240
29815050,0irq/29-eth0-tx-0-21swapper/007:58:100
29815050,0irq/29-eth0-tx-0-21swapper/007:33:160
29805050,0irq/28-eth0-rx-777-21kthreadcore11:03:163
29805050,0irq/28-eth0-rx-3096-21kthreadcore10:08:163
29805050,0irq/28-eth0-rx-27269-21grep10:23:133
29805050,0irq/28-eth0-rx-2621-21python10:43:223
29805050,0irq/28-eth0-rx-12312-21kthreadcore10:13:173
29805050,0irq/28-eth0-rx-0-21swapper/312:34:153
29805050,0irq/28-eth0-rx-0-21swapper/312:19:223
29805050,0irq/28-eth0-rx-0-21swapper/312:13:343
29805050,0irq/28-eth0-rx-0-21swapper/311:49:453
29805050,0irq/28-eth0-rx-0-21swapper/311:25:323
29805050,0irq/28-eth0-rx-0-21swapper/311:19:583
29805050,0irq/28-eth0-rx-0-21swapper/311:08:163
29805050,0irq/28-eth0-rx-0-21swapper/310:53:043
259950,0migration/27646-21sh12:39:492
259950,0migration/231935-21kthreadcore11:58:182
259950,0migration/229260-21kthreadcore11:18:152
259950,0migration/226165-21kthreadcore07:58:162
259950,0migration/225231-21idleruntime12:33:142
259950,0migration/220605-21kthreadcore10:18:172
259950,0migration/213687-21kthreadcore09:18:182
249950,0watchdog/27741-21missed_timers09:13:182
249950,0watchdog/20-21swapper/210:31:302
223609954,0cyclictest12445-21awk11:48:151
223569955,0cyclictest0-21swapper/010:42:030
223569955,0cyclictest0-21swapper/009:47:390
19150,0ktimersoftd/10-21swapper/112:40:081
19150,0ktimersoftd/10-21swapper/109:14:521
179950,0migration/14004-21munin-node07:18:241
179950,0migration/125657-21timerandwakeup09:23:241
179950,0migration/124008-21munin-node07:58:151
179950,0migration/116869-21munin-node12:28:171
179950,0migration/11592-21taskset11:40:451
179950,0migration/115885-21cpuspeed_turbos07:53:311
179950,0migration/115434-21latency_hist07:52:581
179950,0migration/111803-21kthreadcore11:28:171
149950,0migration/09420-21kthreadcore11:08:160
149950,0migration/08232-21munin-node12:23:160
149950,0migration/08065-21sh11:25:180
149950,0migration/07924-21kthreadcore07:23:150
149950,0migration/032683-21munin-node10:23:200
149950,0migration/030779-21idleruntime07:18:130
149950,0migration/030521-21kthreadcore08:23:170
149950,0migration/028831-21kthreadcore11:38:170
149950,0migration/02808-21aten_r1power_po11:43:100
149950,0migration/02746-21irqcore08:28:200
149950,0migration/024356-21aten_r1power_vo12:33:110
149950,0migration/024262-21kthreadcore10:58:160
149950,0migration/024071-21irqrtprio07:13:150
149950,0migration/021602-21latency09:58:180
149950,0migration/021505-21kthreadcore12:28:190
149950,0migration/020019-21kthreadcore10:18:170
149950,0migration/01872-21kthreadcore10:43:180
149950,0migration/015975-21df_abs07:53:310
149950,0migration/015564-21processes11:28:210
149950,0migration/015274-21kthreadcore10:53:170
149950,0migration/013840-21cpuspeed_turbos12:08:120
149950,0migration/012665-21kthreadcore07:48:180
149950,0migration/012142-21kthreadcore09:18:170
149950,0migration/010645-21irqcore10:13:160
8305040,0irq/26-0000:00:0-21swapper/211:37:592
8305040,0irq/26-0000:00:0-21swapper/208:47:582
329940,0watchdog/381052sleep307:47:293
329940,0watchdog/321788-21kthreadcore09:03:183
329940,0watchdog/30-21swapper/312:03:103
329940,0watchdog/30-21swapper/311:58:183
329940,0watchdog/30-21swapper/308:18:173
329940,0watchdog/30-21swapper/308:16:013
329940,0watchdog/30-21swapper/307:33:013
29815040,0irq/29-eth0-tx-26494-21munin-node10:23:122
29815040,0irq/29-eth0-tx-19984-21ssh11:53:102
29815040,0irq/29-eth0-tx-19890-21ssh10:53:242
29815040,0irq/29-eth0-tx-13927-21ssh09:53:512
29815040,0irq/29-eth0-tx-0-21swapper/211:48:032
29815040,0irq/29-eth0-tx-0-21swapper/211:33:552
29815040,0irq/29-eth0-tx-0-21swapper/211:28:052
29815040,0irq/29-eth0-tx-0-21swapper/211:13:502
29815040,0irq/29-eth0-tx-0-21swapper/211:08:102
29815040,0irq/29-eth0-tx-0-21swapper/210:38:202
29815040,0irq/29-eth0-tx-0-21swapper/209:48:052
29815040,0irq/29-eth0-tx-0-21swapper/209:23:092
29815040,0irq/29-eth0-tx-0-21swapper/009:08:150
29815040,0irq/29-eth0-tx-0-21swapper/008:53:110
29805040,0irq/28-eth0-rx-0-21swapper/311:43:323
29805040,0irq/28-eth0-rx-0-21swapper/310:33:123
29805040,0irq/28-eth0-rx-0-21swapper/309:53:143
29805040,0irq/28-eth0-rx-0-21swapper/309:23:123
29805040,0irq/28-eth0-rx-0-21swapper/308:48:153
29805040,0irq/28-eth0-rx-0-21swapper/307:48:113
259940,0migration/27504-21kthreadcore08:08:172
259940,0migration/24962-21kthreadcore11:43:162
259940,0migration/230156-21kthreadcore07:38:162
259940,0migration/222064-21runrttasks09:43:012
259940,0migration/219412-21munin-node08:18:112
259940,0migration/216639-21fschecks_time08:38:162
259940,0migration/21653-21cpuspeed_turbos08:28:162
259940,0migration/215525-21kthreadcore08:58:152
249940,0watchdog/223009-21perl12:13:142
249940,0watchdog/219042-21grep12:28:182
249940,0watchdog/219036-21kthreadcore09:38:182
249940,0watchdog/20-21swapper/212:03:102
249940,0watchdog/20-21swapper/209:58:182
249940,0watchdog/20-21swapper/208:43:182
249940,0watchdog/20-21swapper/207:33:012
223689943,0cyclictest8061-21awk12:23:142
223689943,0cyclictest5779-21awk07:23:132
223689943,0cyclictest3571-21lldpd10:33:492
223689943,0cyclictest3571-21lldpd09:12:182
223689943,0cyclictest29838-21awk10:43:152
223689943,0cyclictest2164-21awk07:43:132
223689943,0cyclictest1584-21awk10:08:142
223689940,0cyclictest0-21swapper/210:49:282
223609944,0cyclictest0-21swapper/110:51:121
223609943,0cyclictest8990-21sadc10:12:591
223609943,0cyclictest6078-21awk12:03:151
223609943,0cyclictest3571-21lldpd11:36:491
223609943,0cyclictest3571-21lldpd11:25:491
223609943,0cyclictest3571-21lldpd11:08:491
223609943,0cyclictest3571-21lldpd10:19:491
223609943,0cyclictest3571-21lldpd09:35:481
223609943,0cyclictest3524-21snmpd12:18:091
223609943,0cyclictest31847-21awk11:03:141
223609943,0cyclictest20192-21awk07:33:141
223609943,0cyclictest16819-21awk11:13:141
223609943,0cyclictest13069-21awk07:28:131
223569944,0cyclictest0-21swapper/011:17:030
223569944,0cyclictest0-21swapper/009:50:100
223569943,0cyclictest8142-21awk09:53:140
223569943,0cyclictest3524-21snmpd11:21:080
223569943,0cyclictest20404-21kworker/0:210:34:440
223569943,0cyclictest20404-21kworker/0:209:36:340
223569943,0cyclictest20404-21kworker/0:208:03:120
223569943,0cyclictest19063-21awk11:33:160
223569943,0cyclictest17019-21awk08:38:180
179940,0migration/19419-21aten_r1power_vo10:13:111
179940,0migration/18920-21nfs_client10:28:201
179940,0migration/14860-21kthreadcore08:28:211
179940,0migration/14464-21taskset08:05:271
179940,0migration/132104-21kthreadcore11:58:181
179940,0migration/127009-21kthreadcore11:18:151
179940,0migration/126493-21timerandwakeup10:38:241
179940,0migration/126221-21taskset08:22:081
179940,0migration/125748-21kthreadcore07:13:161
179940,0migration/122230-21aten_r1power_po09:43:111
179940,0migration/120891-21fschecks_time11:53:151
179940,0migration/11507-21entropy07:43:111
179940,0migration/114664-21irqcore09:38:161
179940,0migration/114526-21hwlatdetect12:08:141
179940,0migration/113645-21aten_r1power_fr10:53:111
179940,0migration/113584-21if_eth108:58:131
179940,0migration/110188-21kthreadcore12:23:171
169940,0watchdog/19098-21kthreadcore08:53:181
169940,0watchdog/15169-21ssh09:48:381
169940,0watchdog/13524-21snmpd07:25:251
169940,0watchdog/130047-21kthreadcore08:23:171
169940,0watchdog/126891-21grep08:43:181
169940,0watchdog/125681-21kthreadcore12:13:181
169940,0watchdog/11899-21ssh10:26:341
169940,0watchdog/11441-21diskmemload10:37:541
169940,0watchdog/10-21swapper/109:54:421
169940,0watchdog/10-21swapper/109:22:261
169940,0watchdog/10-21swapper/108:13:131
169940,0watchdog/10-21swapper/108:08:131
149940,0migration/0437-21ksmtuned07:38:590
149940,0migration/016074-21kthreadcore11:48:180
329930,0watchdog/30-21swapper/308:33:013
29805030,0irq/28-eth0-rx-0-21swapper/308:58:003
29805030,0irq/28-eth0-rx-0-21swapper/307:53:323
29805030,0irq/28-eth0-rx-0-21swapper/307:38:103
249930,0watchdog/20-21swapper/209:03:182
249930,0watchdog/20-21swapper/208:53:182
249930,0watchdog/20-21swapper/208:23:172
223689932,0cyclictest9841-21awk08:33:152
223689932,0cyclictest30505-21fschecks_time07:18:122
223689932,0cyclictest28767-21sensors07:13:202
223689932,0cyclictest13340-21awk08:13:152
223689930,0cyclictest13117-21iostat_ios07:28:132
223689930,0cyclictest0-21swapper/208:03:152
223689930,0cyclictest0-21swapper/207:53:032
223609932,0cyclictest8758-21basename08:33:101
223609932,0cyclictest23786-21grep10:58:161
223609930,0cyclictest20497-21perl09:03:131
223609930,0cyclictest0-21swapper/108:48:041
223569933,0cyclictest3729-21kworker/0:012:18:020
223569933,0cyclictest3729-21kworker/0:012:03:060
223569933,0cyclictest20404-21kworker/0:211:03:000
223569933,0cyclictest20404-21kworker/0:210:28:060
223569933,0cyclictest20404-21kworker/0:209:23:000
223569933,0cyclictest20404-21kworker/0:209:03:040
223569933,0cyclictest20404-21kworker/0:208:58:020
223569933,0cyclictest20404-21kworker/0:208:33:040
223569933,0cyclictest20404-21kworker/0:207:43:040
179930,0migration/1552-21runrttasks07:40:181
169930,0watchdog/10-21swapper/111:43:141
169930,0watchdog/10-21swapper/110:44:061
169930,0watchdog/10-21swapper/110:03:181
169930,0watchdog/10-21swapper/109:58:181
223609921,0cyclictest15865-21date08:37:581
169920,0watchdog/10-21swapper/109:08:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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