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2025-12-07 - 01:31
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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 Dec 06, 2025 12:53:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71860rcu_preempt0-21swapper/112:56:461
71860rcu_preempt0-21swapper/112:56:461
613899612cyclictest0-21swapper/013:08:290
613899612cyclictest0-21swapper/013:08:290
613899563cyclictest0-21swapper/012:58:180
613899563cyclictest0-21swapper/012:58:180
613899544cyclictest0-21swapper/009:33:070
613899544cyclictest0-21swapper/009:33:070
613899544cyclictest0-21swapper/009:33:070
613899543cyclictest0-21swapper/010:33:140
613899543cyclictest0-21swapper/010:33:140
613899543cyclictest0-21swapper/010:28:100
613899543cyclictest0-21swapper/010:28:100
613899534cyclictest0-21swapper/009:51:220
613899534cyclictest0-21swapper/009:51:220
613899533cyclictest0-21swapper/010:14:110
613899533cyclictest0-21swapper/010:14:110
613899533cyclictest0-21swapper/010:14:110
613899532cyclictest9774-21users12:48:190
613899532cyclictest9774-21users12:48:190
613899532cyclictest13753-21apt-get11:58:030
613899532cyclictest13753-21apt-get11:58:030
613899532cyclictest0-21swapper/010:19:080
613899532cyclictest0-21swapper/010:19:080
613899531cyclictest24428-21/usr/sbin/munin12:18:050
613899531cyclictest24428-21/usr/sbin/munin12:18:050
613899524cyclictest0-21swapper/010:38:200
613899524cyclictest0-21swapper/010:38:200
613899524cyclictest0-21swapper/008:27:220
613899524cyclictest0-21swapper/008:27:220
613899524cyclictest0-21swapper/008:27:220
613899523cyclictest3155-21apt-get12:38:010
613899523cyclictest3155-21apt-get12:38:010
613899523cyclictest30884-21memory11:28:170
613899523cyclictest30884-21memory11:28:170
613899523cyclictest0-21swapper/012:28:390
613899523cyclictest0-21swapper/012:28:390
613899523cyclictest0-21swapper/011:51:420
613899523cyclictest0-21swapper/011:51:420
613899523cyclictest0-21swapper/010:53:190
613899523cyclictest0-21swapper/010:53:190
613899523cyclictest0-21swapper/010:53:190
613899523cyclictest0-21swapper/010:25:000
613899523cyclictest0-21swapper/010:25:000
613899523cyclictest0-21swapper/010:25:000
613899523cyclictest0-21swapper/009:43:190
613899523cyclictest0-21swapper/009:43:190
613899523cyclictest0-21swapper/008:57:520
613899523cyclictest0-21swapper/008:57:520
613899522cyclictest14381-21ntpq09:53:140
613899522cyclictest14381-21ntpq09:53:140
613899522cyclictest13491-21/usr/sbin/munin08:08:060
613899522cyclictest13491-21/usr/sbin/munin08:08:060
613899514cyclictest0-21swapper/011:03:090
613899514cyclictest0-21swapper/011:03:090
613899513cyclictest0-21swapper/012:44:200
613899513cyclictest0-21swapper/012:44:200
613899513cyclictest0-21swapper/012:24:300
613899513cyclictest0-21swapper/012:24:300
613899513cyclictest0-21swapper/012:24:300
613899513cyclictest0-21swapper/010:48:020
613899513cyclictest0-21swapper/010:48:020
613899513cyclictest0-21swapper/010:01:050
613899513cyclictest0-21swapper/010:01:050
613899513cyclictest0-21swapper/010:01:050
613899513cyclictest0-21swapper/009:02:510
613899513cyclictest0-21swapper/009:02:510
613899512cyclictest6742-21ntp_states09:38:180
613899512cyclictest6742-21ntp_states09:38:180
613899512cyclictest21710-21/usr/sbin/munin12:13:190
613899512cyclictest21710-21/usr/sbin/munin12:13:190
613899512cyclictest11474-21/usr/sbin/munin07:58:190
613899512cyclictest11474-21/usr/sbin/munin07:58:190
613899512cyclictest0-21swapper/012:54:410
613899512cyclictest0-21swapper/012:54:410
613899511cyclictest16271-21/usr/sbin/munin12:03:160
613899511cyclictest16271-21/usr/sbin/munin12:03:160
613899511cyclictest16271-21/usr/sbin/munin12:03:160
6138995118cyclictest0-21swapper/012:08:040
6138995118cyclictest0-21swapper/012:08:040
613899503cyclictest16264-21apt-get08:18:020
613899503cyclictest16264-21apt-get08:18:020
613899503cyclictest0-21swapper/011:53:300
613899503cyclictest0-21swapper/011:53:300
613899503cyclictest0-21swapper/011:46:030
613899503cyclictest0-21swapper/011:46:030
613899503cyclictest0-21swapper/011:21:590
613899503cyclictest0-21swapper/011:21:590
613899502cyclictest23098-21munin-run08:42:520
613899502cyclictest23098-21munin-run08:42:520
613899502cyclictest0-21swapper/011:14:130
613899502cyclictest0-21swapper/011:14:130
613899502cyclictest0-21swapper/011:14:130
6138995011cyclictest32733-21apt-get12:33:050
6138995011cyclictest32733-21apt-get12:33:050
613899493cyclictest0-21swapper/009:23:050
613899493cyclictest0-21swapper/009:23:050
613899493cyclictest0-21swapper/009:17:580
613899493cyclictest0-21swapper/009:17:580
613899493cyclictest0-21swapper/009:07:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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