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2026-03-22 - 03:23
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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 Sun Mar 22, 2026 00:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71740rcu_preempt0-21swapper/222:46:102
71740rcu_preempt0-21swapper/222:46:102
71740rcu_preempt0-21swapper/222:46:102
71600rcu_preempt0-21swapper/222:47:282
71600rcu_preempt0-21swapper/222:47:282
71590rcu_preempt0-21swapper/222:03:202
71590rcu_preempt0-21swapper/222:03:202
71590rcu_preempt0-21swapper/222:03:202
100650510irq/38-i2c-mpc181ksoftirqd/123:04:391
100650510irq/38-i2c-mpc181ksoftirqd/123:04:391
71490rcu_preempt0-21swapper/321:47:033
71490rcu_preempt0-21swapper/321:47:033
71490rcu_preempt0-21swapper/321:47:033
71470rcu_preempt0-21swapper/023:51:560
71470rcu_preempt0-21swapper/023:51:560
71470rcu_preempt0-21swapper/021:07:010
71470rcu_preempt0-21swapper/021:07:010
71470rcu_preempt0-21swapper/021:07:010
71450rcu_preempt6767-21crond19:11:520
71450rcu_preempt6767-21crond19:11:520
71440rcu_preempt0-21swapper/022:12:030
71440rcu_preempt0-21swapper/022:12:030
71430rcu_preempt27553-21apt-get21:47:042
71430rcu_preempt27553-21apt-get21:47:042
71430rcu_preempt27553-21apt-get21:47:042
71420rcu_preempt0-21swapper/121:28:031
71420rcu_preempt0-21swapper/121:28:031
71420rcu_preempt0-21swapper/121:28:031
71420rcu_preempt0-21swapper/119:11:541
71420rcu_preempt0-21swapper/119:11:541
71410rcu_preempt0-21swapper/221:06:542
71410rcu_preempt0-21swapper/221:06:542
71410rcu_preempt0-21swapper/123:48:021
71410rcu_preempt0-21swapper/123:48:021
71400rcu_preempt0-21swapper/223:05:332
71400rcu_preempt0-21swapper/223:05:332
71390rcu_preempt6816-21ntp_states00:02:190
71390rcu_preempt6816-21ntp_states00:02:190
71390rcu_preempt6816-21ntp_states00:02:190
71390rcu_preempt5014-1kworker/0:3H22:03:530
71390rcu_preempt5014-1kworker/0:3H22:03:530
71390rcu_preempt5014-1kworker/0:3H22:03:530
71390rcu_preempt30118-1taskset20:34:070
71390rcu_preempt30118-1taskset20:34:070
71390rcu_preempt0-21swapper/223:52:062
71390rcu_preempt0-21swapper/223:52:062
71390rcu_preempt0-21swapper/223:52:062
71390rcu_preempt0-21swapper/123:01:571
71390rcu_preempt0-21swapper/123:01:571
71390rcu_preempt0-21swapper/123:01:571
71390rcu_preempt0-21swapper/122:23:501
71390rcu_preempt0-21swapper/122:23:501
71390rcu_preempt0-21swapper/122:23:501
71390rcu_preempt0-21swapper/000:08:080
71390rcu_preempt0-21swapper/000:08:080
46050390irq/122-QManpo0-210
46050390irq/122-QManpo0-210
2899390migration/36657-21taskset19:10:323
2899390migration/36657-21taskset19:10:323
100650390irq/38-i2c-mpc0-21swapper/321:19:153
100650390irq/38-i2c-mpc0-21swapper/321:19:153
71380rcu_preempt8568-21ssh23:07:220
71380rcu_preempt8568-21ssh23:07:220
71380rcu_preempt32767-1kworker/0:1H23:52:210
71380rcu_preempt32767-1kworker/0:1H23:52:210
71380rcu_preempt32767-1kworker/0:1H23:52:210
71380rcu_preempt0-21swapper/222:07:372
71380rcu_preempt0-21swapper/222:07:372
71380rcu_preempt0-21swapper/123:52:241
71380rcu_preempt0-21swapper/123:52:241
71380rcu_preempt0-21swapper/123:52:241
71380rcu_preempt0-21swapper/122:54:091
71380rcu_preempt0-21swapper/122:54:091
71380rcu_preempt0-21swapper/023:36:350
71380rcu_preempt0-21swapper/023:36:350
71380rcu_preempt0-21swapper/023:27:570
71380rcu_preempt0-21swapper/023:27:570
71380rcu_preempt0-21swapper/022:42:020
71380rcu_preempt0-21swapper/022:42:020
71380rcu_preempt0-21swapper/022:42:020
71380rcu_preempt0-21swapper/021:47:050
71380rcu_preempt0-21swapper/021:47:050
71380rcu_preempt0-21swapper/021:47:050
71380rcu_preempt0-21swapper/021:44:080
71380rcu_preempt0-21swapper/021:44:080
71380rcu_preempt0-21swapper/021:44:080
71380rcu_preempt0-21swapper/021:22:370
71380rcu_preempt0-21swapper/021:22:370
71380rcu_preempt0-21swapper/021:22:370
71380rcu_preempt0-21swapper/020:24:110
71380rcu_preempt0-21swapper/020:24:110
46450380irq/118-QManpo0-2110:48:552
46450380irq/118-QManpo0-2110:48:552
46050380irq/122-QManpo4908-2110:48:550
46050380irq/122-QManpo4908-2110:48:550
71370rcu_preempt23860-21users00:32:221
71370rcu_preempt23860-21users00:32:221
71370rcu_preempt23860-21users00:32:221
71370rcu_preempt17292-1kworker/0:0H00:23:190
71370rcu_preempt17292-1kworker/0:0H00:23:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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