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2026-05-25 - 02:31
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 10 highest latencies:
System rack7slot3.osadl.org (updated Mon May 25, 2026 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12874260119sleep12875-21mailstats19:05:210
1342199265102cyclictest23043-21if_err_eth022:10:520
1342199252198cyclictest16565-21df00:05:070
1342199242176cyclictest18149-21ping00:11:200
1342199239214cyclictest17400-21chrt00:08:330
1342199236206cyclictest24812-21ssh22:19:170
1342199234208cyclictest12981-21chrt21:27:160
1342199234205cyclictest22309-21latency_hist00:30:140
1342199234169cyclictest9377-21ntpdc21:11:560
1342199233203cyclictest22344-21sed19:46:350
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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