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2026-03-10 - 23:29
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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 20 highest latencies:
System rackbslot8.osadl.org (updated Tue Mar 10, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
58750750740irq/54-eth00-21swapper/107:09:071
15199900rcuc/00-21swapper/007:05:110
6717997236cyclictest0-21swapper/011:05:150
6717997034cyclictest20266-21aten_rbpower_po07:50:130
6717996933cyclictest8656-21aten_rbpower_vo10:35:140
6717996933cyclictest0-21swapper/010:30:160
6717996850cyclictest29794-21cut11:40:170
6717996832cyclictest23835-21users11:20:280
6717996832cyclictest14513-21taskset07:30:290
6717996832cyclictest0-21swapper/007:20:210
6717996731cyclictest27210-21users09:50:260
6717996731cyclictest0-21swapper/012:35:130
6717996648cyclictest6810-21munin-node0
6717996648cyclictest25007-21munin-node0
6717996630cyclictest8865-21memory12:15:220
6717996529cyclictest7724-21munin-node0
6717996529cyclictest426-21aten_rbpower_cu10:10:140
6717996529cyclictest29062-21taskset09:56:550
6717996529cyclictest0-21swapper/011:31:420
6717996529cyclictest0-21swapper/008:02:350
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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