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2026-01-19 - 17:34
[ 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
Characteristics of the 376 highest latencies:
System rackcslot2.osadl.org (updated Mon Jan 19, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1445927354,8sleep10-21swapper/107:05:361
1462726855,8sleep00-21swapper/007:07:220
1504099344,8cyclictest24-21ksoftirqd/110:20:081
15040993231,1cyclictest24-21ksoftirqd/108:24:471
15040993130,1cyclictest24-21ksoftirqd/112:00:051
1504099290,3cyclictest91rcu_preempt10:36:431
1504099290,1cyclictest91rcu_preempt09:15:291
15040992828,0cyclictest0-21swapper/110:13:421
15039992810,14cyclictest0-21swapper/007:46:260
15040992727,0cyclictest231ktimersoftd/111:16:471
15040992727,0cyclictest0-21swapper/112:32:431
15040992725,2cyclictest16130-21ssh11:45:001
15040992710,9cyclictest0-21swapper/109:52:281
1504099270,3cyclictest91rcu_preempt10:07:431
1504099270,11cyclictest0-21swapper/111:05:041
15039992710,17cyclictest0-21swapper/011:59:160
1504099265,5cyclictest91rcu_preempt10:25:021
15040992610,14cyclictest0-21swapper/108:28:401
1504099260,2cyclictest91rcu_preempt07:20:031
15039992623,1cyclictest6782-21sh11:31:410
1503999260,21cyclictest0-21swapper/012:01:190
1504099255,6cyclictest91rcu_preempt09:33:281
15040992523,2cyclictest0-21swapper/107:45:011
15040992523,1cyclictest24-21ksoftirqd/110:15:001
15040992512,4cyclictest24916-21apache209:12:261
1504099250,5cyclictest91rcu_preempt08:09:571
1504099250,24cyclictest0-21swapper/112:28:531
15039992524,0cyclictest0-21swapper/010:19:590
15039992523,1cyclictest0-21swapper/012:06:550
15039992510,11cyclictest0-21swapper/011:35:040
1503999250,24cyclictest0-21swapper/012:14:580
1504099245,4cyclictest91rcu_preempt10:04:241
1504099245,2cyclictest91rcu_preempt10:34:431
15040992423,1cyclictest24-21ksoftirqd/108:55:071
15040992422,1cyclictest24-21ksoftirqd/110:46:361
15040992422,1cyclictest15710-21apache_volume08:34:581
15040992422,1cyclictest0-21swapper/109:43:391
15040992419,2cyclictest24-21ksoftirqd/110:39:591
1504099241,8cyclictest0-21swapper/107:49:581
15040992411,10cyclictest30012-21kworker/1:009:27:541
1504099240,21cyclictest0-21swapper/111:56:431
1504099240,14cyclictest0-21swapper/107:14:571
1503999243,20cyclictest0-21swapper/010:45:070
15039992417,7cyclictest0-21swapper/012:12:100
15039992410,4cyclictest0-21swapper/011:24:530
15039992410,4cyclictest0-21swapper/008:40:050
1504099236,14cyclictest0-21swapper/107:34:471
15040992321,1cyclictest24831-21ssh11:13:031
15040992321,1cyclictest24-21ksoftirqd/110:56:041
15040992320,3cyclictest24-21ksoftirqd/111:50:261
15040992318,3cyclictest0-21swapper/111:30:001
15040992317,2cyclictest24-21ksoftirqd/111:38:421
15040992314,5cyclictest24894-21apache209:58:061
15040992314,2cyclictest23424-21sh12:38:011
1504099231,2cyclictest91rcu_preempt09:36:531
15039992319,3cyclictest0-21swapper/011:49:570
15039992310,9cyclictest0-21swapper/011:21:210
1503999230,19cyclictest0-21swapper/008:11:400
1503999230,13cyclictest0-21swapper/009:29:590
2146022210,0sleep00-21swapper/008:49:520
15040992222,0cyclictest24-21ksoftirqd/111:42:561
1504099222,13cyclictest0-21swapper/109:20:021
15040992220,1cyclictest24-21ksoftirqd/111:24:151
15040992214,7cyclictest0-21swapper/107:26:131
15040992214,3cyclictest24-21ksoftirqd/108:30:041
1503999222,5cyclictest0-21swapper/009:53:180
15039992216,3cyclictest0-21swapper/009:54:590
15039992210,5cyclictest0-21swapper/009:15:050
15040992120,0cyclictest24-21ksoftirqd/111:25:311
15040992118,3cyclictest744-21snmpd12:08:341
15040992114,6cyclictest0-21swapper/112:10:041
15040992113,6cyclictest0-21swapper/109:00:061
1503999217,7cyclictest0-21swapper/012:25:050
15039992119,2cyclictest24916-21apache212:23:310
1503999211,10cyclictest0-21swapper/007:15:060
15039992110,8cyclictest0-21swapper/012:30:060
15039992110,7cyclictest0-21swapper/011:03:380
15039992110,6cyclictest0-21swapper/009:09:490
1504099206,7cyclictest32700-21taskset07:54:591
1504099205,12cyclictest0-21swapper/112:14:561
15040992013,6cyclictest0-21swapper/111:02:571
15040992012,3cyclictest0-21swapper/110:49:581
15040992010,2cyclictest0-21swapper/109:44:591
1503999205,6cyclictest0-21swapper/007:59:580
1503999203,6cyclictest0-21swapper/008:19:590
15039992020,0cyclictest0-21swapper/009:45:090
15039992018,1cyclictest0-21swapper/009:36:350
15039992011,8cyclictest24894-21apache210:43:090
15039992010,8cyclictest0-21swapper/011:06:230
15039992010,5cyclictest0-21swapper/011:46:160
15039992010,5cyclictest0-21swapper/010:19:340
15039992010,10cyclictest0-21swapper/009:22:240
1503999200,15cyclictest0-21swapper/010:00:550
2739721910,0sleep00-21swapper/010:32:340
2284721910,1sleep10-21swapper/108:50:571
1504099196,10cyclictest0-21swapper/109:04:571
1504099195,8cyclictest3997-21cron08:04:471
1504099193,9cyclictest0-21swapper/108:39:581
15040991915,3cyclictest26943-21apache_accesses07:39:571
15040991911,6cyclictest231ktimersoftd/112:20:031
15040991910,2cyclictest0-21swapper/107:09:581
1504099190,8cyclictest167-21systemd-journal08:15:031
15039991910,7cyclictest0-21swapper/011:18:030
15039991910,5cyclictest286082sleep010:34:570
15039991910,4cyclictest0-21swapper/008:55:000
15039991910,3cyclictest0-21swapper/012:35:220
15039991910,3cyclictest0-21swapper/010:57:490
1504099182,13cyclictest0-21swapper/107:29:581
15040991817,1cyclictest0-21swapper/108:44:461
15040991817,1cyclictest0-21swapper/108:07:011
1503999181,8cyclictest0-21swapper/011:10:020
15039991817,0cyclictest0-21swapper/011:39:580
15039991811,2cyclictest100150irq/106-eth1-rx09:40:040
15039991810,6cyclictest100250irq/107-eth1-rx09:00:160
15039991810,4cyclictest0-21swapper/007:29:590
15039991810,3cyclictest0-21swapper/008:34:580
15039991810,3cyclictest0-21swapper/007:39:590
15039991810,1cyclictest0-21swapper/010:06:220
15039991810,1cyclictest0-21swapper/007:49:580
1503999175,9cyclictest0-21swapper/010:26:060
1503999175,8cyclictest0-21swapper/008:29:570
1503999174,7cyclictest21313-21latency_hist08:49:460
15039991716,1cyclictest24894-21apache210:11:390
15039991713,0cyclictest9058-21memory09:25:030
15039991710,6cyclictest0-21swapper/010:50:590
15039991710,2cyclictest0-21swapper/008:25:020
1503999164,8cyclictest0-21swapper/008:04:580
1503999161,7cyclictest0-21swapper/007:25:010
15039991611,2cyclictest0-21swapper/008:14:570
15039991610,3cyclictest0-21swapper/007:09:590
15039991610,2cyclictest25729-21ntpq07:35:020
15039991610,1cyclictest0-21swapper/009:05:050
15039991610,0cyclictest0-21swapper/007:56:000
1503999160,12cyclictest0-21swapper/007:20:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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