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2026-06-24 - 16:05
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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 Wed Jun 24, 2026 12:44:15)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71540rcu_preempt10371-21ssh09:48:462
71540rcu_preempt10371-21ssh09:48:462
71500rcu_preempt17949-21if_eth307:08:500
71500rcu_preempt17949-21if_eth307:08:500
71480rcu_preempt21635-21grep07:10:111
71480rcu_preempt21635-21grep07:10:111
71480rcu_preempt0-21swapper/207:08:502
71480rcu_preempt0-21swapper/207:08:502
71420rcu_preempt21132-1kworker/1:3H10:12:551
71420rcu_preempt21132-1kworker/1:3H10:12:551
71420rcu_preempt21132-1kworker/1:3H10:12:551
46050420irq/122-QManpo31085-2110:48:550
46050420irq/122-QManpo31085-2110:48:550
71410rcu_preempt0-21swapper/312:03:363
71410rcu_preempt0-21swapper/312:03:363
71410rcu_preempt0-21swapper/312:03:363
71410rcu_preempt0-21swapper/107:18:421
71410rcu_preempt0-21swapper/107:18:421
71410rcu_preempt0-21swapper/107:18:421
71410rcu_preempt0-21swapper/009:34:170
71410rcu_preempt0-21swapper/009:34:170
46050410irq/122-QManpo0-210
46050410irq/122-QManpo0-210
46050410irq/122-QManpo0-210
46050400irq/122-QManpo21491-2110:48:550
46050400irq/122-QManpo21491-2110:48:550
71390rcu_preempt0-21swapper/211:09:312
71390rcu_preempt0-21swapper/211:09:312
71390rcu_preempt0-21swapper/211:09:312
46650390irq/116-QManpo0-2110:48:553
46650390irq/116-QManpo0-2110:48:553
46050390irq/122-QManpo28089-2110:48:550
46050390irq/122-QManpo28089-2110:48:550
46050390irq/122-QManpo28089-2110:48:550
71380rcu_preempt26214-21apt-get11:23:543
71380rcu_preempt26214-21apt-get11:23:543
71380rcu_preempt26214-21apt-get11:23:543
71380rcu_preempt0-21swapper/212:21:102
71380rcu_preempt0-21swapper/212:21:102
71380rcu_preempt0-21swapper/212:21:102
71380rcu_preempt0-21swapper/209:11:412
71380rcu_preempt0-21swapper/209:11:412
71380rcu_preempt0-21swapper/209:11:412
71380rcu_preempt0-21swapper/207:23:432
71380rcu_preempt0-21swapper/207:23:432
71380rcu_preempt0-21swapper/110:43:131
71380rcu_preempt0-21swapper/110:43:131
71380rcu_preempt0-21swapper/110:43:131
71380rcu_preempt0-21swapper/110:18:441
71380rcu_preempt0-21swapper/110:18:441
71380rcu_preempt0-21swapper/110:18:441
71380rcu_preempt0-21swapper/011:54:230
71380rcu_preempt0-21swapper/011:54:230
71380rcu_preempt0-21swapper/011:54:230
71380rcu_preempt0-21swapper/010:18:310
71380rcu_preempt0-21swapper/010:18:310
71380rcu_preempt0-21swapper/010:18:310
71380rcu_preempt0-21swapper/009:55:270
71380rcu_preempt0-21swapper/009:55:270
71380rcu_preempt0-21swapper/009:55:270
71380rcu_preempt0-21swapper/009:19:520
71380rcu_preempt0-21swapper/009:19:520
71380rcu_preempt0-21swapper/009:19:520
71380rcu_preempt0-21swapper/007:39:050
71380rcu_preempt0-21swapper/007:39:050
46050380irq/122-QManpo7809-2110:48:550
46050380irq/122-QManpo7809-2110:48:550
46050380irq/122-QManpo7809-2110:48:550
46050380irq/122-QManpo23249-2110:48:550
46050380irq/122-QManpo23249-2110:48:550
46050380irq/122-QManpo23249-2110:48:550
46050380irq/122-QManpo10493-2110:48:550
46050380irq/122-QManpo10493-2110:48:550
46050380irq/122-QManpo10493-2110:48:550
71370rcu_preempt574-21kswapd012:28:151
71370rcu_preempt574-21kswapd012:28:151
71370rcu_preempt20875-21ssh11:12:561
71370rcu_preempt20875-21ssh11:12:561
71370rcu_preempt20875-21ssh11:12:561
71370rcu_preempt16013-21taskset11:03:372
71370rcu_preempt16013-21taskset11:03:372
71370rcu_preempt16013-21taskset11:03:372
71370rcu_preempt0-21swapper/211:59:332
71370rcu_preempt0-21swapper/211:59:332
71370rcu_preempt0-21swapper/211:59:332
71370rcu_preempt0-21swapper/211:41:302
71370rcu_preempt0-21swapper/211:41:302
71370rcu_preempt0-21swapper/211:06:422
71370rcu_preempt0-21swapper/211:06:422
71370rcu_preempt0-21swapper/211:06:422
71370rcu_preempt0-21swapper/210:37:042
71370rcu_preempt0-21swapper/210:37:042
71370rcu_preempt0-21swapper/209:44:332
71370rcu_preempt0-21swapper/209:44:332
71370rcu_preempt0-21swapper/209:44:332
71370rcu_preempt0-21swapper/008:00:140
71370rcu_preempt0-21swapper/008:00:140
71370rcu_preempt0-21swapper/007:18:370
71370rcu_preempt0-21swapper/007:18:370
71370rcu_preempt0-21swapper/007:18:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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