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2026-02-21 - 19:00
[ 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.

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 100 highest latencies:
System rack4slot4.osadl.org (updated Sat Feb 21, 2026 12:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71770rcu_preempt0-21swapper/011:54:450
71770rcu_preempt0-21swapper/011:54:450
71750rcu_preempt0-21swapper/209:58:362
71750rcu_preempt0-21swapper/209:58:362
71750rcu_preempt0-21swapper/209:58:362
71690rcu_preempt0-21swapper/010:25:100
71690rcu_preempt0-21swapper/010:25:100
71650rcu_preempt0-21swapper/310:40:403
71650rcu_preempt0-21swapper/310:40:403
71650rcu_preempt0-21swapper/310:40:403
71640rcu_preempt0-21swapper/012:25:130
71640rcu_preempt0-21swapper/012:25:130
71640rcu_preempt0-21swapper/012:25:130
71530rcu_preempt0-21swapper/009:53:410
71530rcu_preempt0-21swapper/009:53:410
71520rcu_preempt0-21swapper/012:34:090
71520rcu_preempt0-21swapper/012:34:090
71500rcu_preempt0-21swapper/311:07:493
71500rcu_preempt0-21swapper/311:07:493
100650470irq/38-i2c-mpc0-21swapper/012:11:390
100650470irq/38-i2c-mpc0-21swapper/012:11:390
71460rcu_preempt0-21swapper/312:22:003
71460rcu_preempt0-21swapper/312:22:003
71460rcu_preempt0-21swapper/312:22:003
71450rcu_preempt0-21swapper/212:15:072
71450rcu_preempt0-21swapper/212:15:072
71450rcu_preempt0-21swapper/010:55:060
71450rcu_preempt0-21swapper/010:55:060
71450rcu_preempt0-21swapper/008:28:280
71450rcu_preempt0-21swapper/008:28:280
2871994520cyclictest28517-21apt-get10:51:313
2871994520cyclictest28517-21apt-get10:51:313
2871994423cyclictest6241-21ntp_states07:21:463
2871994423cyclictest6241-21ntp_states07:21:463
71430rcu_preempt0-21swapper/308:06:363
71430rcu_preempt0-21swapper/308:06:363
71430rcu_preempt0-21swapper/308:06:363
71430rcu_preempt0-21swapper/209:32:122
71430rcu_preempt0-21swapper/209:32:122
2871994313cyclictest18357-21memory12:26:433
2871994313cyclictest18357-21memory12:26:433
71420rcu_preempt1527-21apt-get07:06:332
71420rcu_preempt1527-21apt-get07:06:332
71420rcu_preempt1000-21grep10:01:510
71420rcu_preempt1000-21grep10:01:510
71420rcu_preempt0-21swapper/312:09:193
71420rcu_preempt0-21swapper/312:09:193
71420rcu_preempt0-21swapper/308:51:253
71420rcu_preempt0-21swapper/308:51:253
71420rcu_preempt0-21swapper/307:11:223
71420rcu_preempt0-21swapper/307:11:223
71420rcu_preempt0-21swapper/209:19:252
71420rcu_preempt0-21swapper/209:19:252
46050420irq/122-QManpo0-210
46050420irq/122-QManpo0-210
2871994231cyclictest13321-21apt-get11:21:323
2871994231cyclictest13321-21apt-get11:21:323
2871994231cyclictest13321-21apt-get11:21:323
2871994215cyclictest0-21swapper/307:16:483
2871994215cyclictest0-21swapper/307:16:483
2871994212cyclictest0-21swapper/310:42:343
2871994212cyclictest0-21swapper/310:42:343
71410rcu_preempt14984-21sendmail-msp12:21:442
71410rcu_preempt14984-21sendmail-msp12:21:442
71410rcu_preempt14984-21sendmail-msp12:21:442
71410rcu_preempt0-21swapper/112:01:451
71410rcu_preempt0-21swapper/112:01:451
46050410irq/122-QManpo4664-2110:48:550
46050410irq/122-QManpo4664-2110:48:550
2871994119cyclictest22122-21df_inode11:36:363
2871994119cyclictest22122-21df_inode11:36:363
2871994119cyclictest22122-21df_inode11:36:363
2871994112cyclictest0-21swapper/309:30:463
2871994112cyclictest0-21swapper/309:30:463
71400rcu_preempt18184-21kworker/2:009:13:252
71400rcu_preempt18184-21kworker/2:009:13:252
71400rcu_preempt18184-21kworker/2:009:13:252
71400rcu_preempt0-21swapper/312:03:153
71400rcu_preempt0-21swapper/312:03:153
71400rcu_preempt0-21swapper/309:49:463
71400rcu_preempt0-21swapper/309:49:463
71400rcu_preempt0-21swapper/211:05:202
71400rcu_preempt0-21swapper/211:05:202
71400rcu_preempt0-21swapper/210:56:552
71400rcu_preempt0-21swapper/210:56:552
71400rcu_preempt0-21swapper/210:56:552
71400rcu_preempt0-21swapper/208:37:582
71400rcu_preempt0-21swapper/208:37:582
71400rcu_preempt0-21swapper/208:37:582
2871994019cyclictest25041-21diskstats11:41:403
2871994019cyclictest25041-21diskstats11:41:403
2871994019cyclictest0-21swapper/310:06:463
2871994019cyclictest0-21swapper/310:06:463
2871994019cyclictest0-21swapper/310:06:463
2871994016cyclictest0-21swapper/310:26:233
2871994016cyclictest0-21swapper/310:26:233
2871994014cyclictest0-21swapper/308:56:413
2871994014cyclictest0-21swapper/308:56:413
2871994014cyclictest0-21swapper/308:56:413
2871994012cyclictest16852-21ssh09:32:593
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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