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2026-03-28 - 00:06
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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 20 highest latencies:
System rackbslot4.osadl.org (updated Fri Mar 27, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
195199615,7cyclictest0-21swapper/106:26:171
1947996017,38cyclictest31750-21cpu09:18:530
1947996017,38cyclictest31750-21cpu09:18:530
195199592,52cyclictest6072-21latency_hist06:23:451
196299581,49cyclictest31291-21/usr/sbin/munin10:44:083
195199583,49cyclictest6514-21head08:44:121
194799584,29cyclictest0-21swapper/008:44:240
195799573,6cyclictest0-21swapper/208:54:102
1957995714,37cyclictest29-21ksoftirqd/208:28:412
1957995714,37cyclictest29-21ksoftirqd/208:28:412
1951995715,36cyclictest5725-21swap10:09:061
1951995715,36cyclictest5725-21swap10:09:061
1962995625,26cyclictest5377-21grep06:19:113
195799562,9cyclictest12305-21ssh10:18:482
195199562,49cyclictest16456-21grep08:14:111
1947995617,34cyclictest3309-21fschecks_count09:23:550
195799554,45cyclictest0-21swapper/209:14:342
1962995420,28cyclictest14087-21awk08:09:073
195799544,44cyclictest0-21swapper/210:05:412
1957995423,27cyclictest4079-21switchtime09:24:082
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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