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2026-05-15 - 10:23
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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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack7slot2.osadl.org (updated Fri May 15, 2026 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
68245299125113,9cyclictest53-21kswapd022:00:080
68245299112101,7cyclictest692790-21kworker/u4:1+events_unbound20:52:370
6824529910771,32cyclictest0-21swapper/019:25:110
682452999890,5cyclictest773745-21kworker/u4:12+events_unbound22:22:490
682452998880,5cyclictest896587-21kworker/u4:11+events_unbound00:38:070
682453998767,15cyclictest871933-21apt-get00:10:081
682452998546,35cyclictest53-21kswapd000:10:070
682453998265,13cyclictest808673-21kworker/u4:10-rpciod23:05:221
682452998170,9cyclictest742915-21kworker/u4:14+events_unbound21:42:450
682452998073,5cyclictest724846-21kworker/u4:6+events_unbound21:22:390
682452997871,5cyclictest808673-21kworker/u4:10+events_unbound23:02:540
682452997770,5cyclictest682449-21cyclictest22:52:320
682452997664,9cyclictest682449-21cyclictest19:20:110
682452997366,5cyclictest720279-21kworker/u4:4+events_unbound21:17:380
682452997264,6cyclictest821998-21kworker/u4:8+events_unbound23:12:560
682452997254,6cyclictest848091-21kworker/u4:5+events_unbound23:43:010
682452997061,6cyclictest848089-21kworker/u4:1+events_unbound00:08:060
68245399693,52cyclictest855409-21ssh23:50:301
682452996859,6cyclictest671136-21kworker/u4:14+events_unbound19:30:020
682453996453,8cyclictest0-21swapper/100:05:301
682452996455,7cyclictest778229-21kworker/u4:2+events_unbound22:35:030
682452996450,5cyclictest720278-21kworker/u4:2+events_unbound21:27:420
682453996137,13cyclictest685261-21apt-get19:20:111
682452996153,6cyclictest720279-21kworker/u4:4+events_unbound21:52:450
682453996053,5cyclictest760370-21kworker/u4:6+events_unbound22:07:481
682453996052,6cyclictest692792-21kworker/u4:4+events_unbound21:02:361
682452996053,5cyclictest821999-21kworker/u4:10+events_unbound23:23:550
682452996052,6cyclictest839155-21kworker/u4:15+events_unbound23:32:590
682452995952,6cyclictest755837-21kworker/u4:7+events_unbound21:57:460
682452995847,9cyclictest671136-21kworker/u4:14+events_unbound20:12:310
682452995846,8cyclictest0-21swapper/023:05:230
682452995835,20cyclictest695137-21timerandwakeup19:55:380
682453995748,5cyclictest704428-21latency_hist20:35:011
682452995750,5cyclictest878726-21kworker/u4:11+events_unbound00:20:010
682452995750,5cyclictest694065-21kworker/u4:6+events_unbound19:55:000
682452995646,8cyclictest734168-21systemd21:32:420
682452995646,8cyclictest734168-21systemd21:32:420
682453995413,15cyclictest807169-21ntpq22:55:281
682452995447,5cyclictest671136-21kworker/u4:14+events_unbound20:05:320
682452995447,5cyclictest671136-21kworker/u4:14+events_unbound20:05:320
682453995343,7cyclictest668596-21kworker/u4:2+events_unbound20:27:331
682452995346,5cyclictest793683-21fschecks_count22:40:190
682452995245,5cyclictest885715-21/usr/sbin/munin00:25:190
682452995245,5cyclictest861505-21kworker/u4:5+events_unbound00:00:000
682452995245,5cyclictest825247-21unixbench_singl23:15:410
682452995232,18cyclictest893895-21idleruntime-cro00:35:000
68245399519,15cyclictest792508-21ssh22:39:141
682453995144,5cyclictest811204-21fschecks_time23:00:211
682453995144,5cyclictest693263-21fschecks_count19:50:191
68245399514,40cyclictest741187-21ssh21:40:281
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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