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2026-03-27 - 17:09
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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 Fri Mar 27, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
175752880chrt46050irq/122-QMan10:48:550
175752880chrt46050irq/122-QMan10:48:550
164199554cyclictest0-21swapper/011:28:160
164199554cyclictest0-21swapper/011:28:160
164199554cyclictest0-21swapper/011:28:160
71530rcu_preempt0-21swapper/310:24:423
71530rcu_preempt0-21swapper/310:24:423
71530rcu_preempt0-21swapper/310:24:423
71510rcu_preempt6263-21copy12:12:092
71510rcu_preempt6263-21copy12:12:092
71510rcu_preempt6263-21copy12:12:092
164199514cyclictest20595-21grep09:42:290
164199514cyclictest20595-21grep09:42:290
164199514cyclictest20595-21grep09:42:290
164199513cyclictest0-21swapper/011:23:320
164199513cyclictest0-21swapper/011:23:320
164199513cyclictest0-21swapper/011:02:020
164199513cyclictest0-21swapper/011:02:020
164199513cyclictest0-21swapper/010:47:350
164199513cyclictest0-21swapper/010:47:350
164199513cyclictest0-21swapper/010:27:400
164199513cyclictest0-21swapper/010:27:400
164199512cyclictest1959-21runrttasks09:38:430
164199512cyclictest1959-21runrttasks09:38:430
164199512cyclictest1959-21runrttasks09:38:430
1641995117cyclictest614-21users11:02:280
1641995117cyclictest614-21users11:02:280
1641995111cyclictest16135-21open_files08:02:220
1641995111cyclictest16135-21open_files08:02:220
1641995111cyclictest16135-21open_files08:02:220
164199504cyclictest0-21swapper/008:22:240
164199504cyclictest0-21swapper/008:22:240
164199504cyclictest0-21swapper/008:12:200
164199504cyclictest0-21swapper/008:12:200
164199503cyclictest0-21swapper/012:22:240
164199503cyclictest0-21swapper/012:22:240
164199503cyclictest0-21swapper/012:22:240
164199503cyclictest0-21swapper/011:22:020
164199503cyclictest0-21swapper/011:22:020
164199503cyclictest0-21swapper/011:22:020
164199503cyclictest0-21swapper/011:08:400
164199503cyclictest0-21swapper/011:08:400
164199503cyclictest0-21swapper/010:13:280
164199503cyclictest0-21swapper/010:13:280
164199503cyclictest0-21swapper/009:12:050
164199503cyclictest0-21swapper/009:01:320
164199503cyclictest0-21swapper/009:01:320
164199503cyclictest0-21swapper/008:32:220
164199503cyclictest0-21swapper/008:32:220
164199503cyclictest0-21swapper/007:12:160
164199503cyclictest0-21swapper/007:12:160
164199502cyclictest7083-21df_inode10:17:150
164199502cyclictest7083-21df_inode10:17:150
164199502cyclictest7083-21df_inode10:17:150
164199502cyclictest6642-21ssh12:12:150
164199502cyclictest6642-21ssh12:12:150
164199502cyclictest6642-21ssh12:12:150
1641995018cyclictest0-21swapper/011:44:160
1641995018cyclictest0-21swapper/011:44:160
1641995018cyclictest0-21swapper/011:44:160
164199493cyclictest0-21swapper/012:30:450
164199493cyclictest0-21swapper/012:30:450
164199493cyclictest0-21swapper/012:02:250
164199493cyclictest0-21swapper/012:02:250
164199493cyclictest0-21swapper/012:02:250
164199493cyclictest0-21swapper/011:57:300
164199493cyclictest0-21swapper/011:57:300
164199493cyclictest0-21swapper/011:57:300
164199493cyclictest0-21swapper/011:52:490
164199493cyclictest0-21swapper/011:52:490
164199493cyclictest0-21swapper/010:46:460
164199493cyclictest0-21swapper/010:46:460
164199493cyclictest0-21swapper/010:46:460
164199493cyclictest0-21swapper/010:34:400
164199493cyclictest0-21swapper/010:34:400
164199493cyclictest0-21swapper/010:27:000
164199493cyclictest0-21swapper/010:27:000
164199493cyclictest0-21swapper/010:27:000
164199493cyclictest0-21swapper/007:32:220
164199493cyclictest0-21swapper/007:32:220
164199492cyclictest3873-21tail07:17:260
164199492cyclictest3873-21tail07:17:260
164199492cyclictest3873-21tail07:17:260
164199492cyclictest1471-21irqstats10:07:190
164199492cyclictest1471-21irqstats10:07:190
1641994917cyclictest0-21swapper/008:27:140
1641994917cyclictest0-21swapper/008:27:140
1641994916cyclictest0-21swapper/010:52:400
1641994916cyclictest0-21swapper/010:52:400
1641994916cyclictest0-21swapper/010:52:400
1641994915cyclictest0-21swapper/009:31:560
1641994915cyclictest0-21swapper/009:31:560
1641994914cyclictest0-21swapper/012:37:200
1641994914cyclictest0-21swapper/012:37:200
164199483cyclictest0-21swapper/009:22:120
164199483cyclictest0-21swapper/009:22:120
164199483cyclictest0-21swapper/009:22:120
164199482cyclictest15473-21munin-run08:01:580
164199482cyclictest15473-21munin-run08:01:580
164199482cyclictest15473-21munin-run08:01:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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