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2026-07-25 - 08:48
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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 20 highest latencies:
System rack7slot3.osadl.org (updated Sat Jul 25, 2026 00:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
177662244124sleep17765-21wc19:03:110
1856099239212cyclictest29802-21ssh22:14:480
1856099236176cyclictest30008-21latency_hist19:58:070
1856099233206cyclictest29448-21ntp_states00:30:100
1856099233169cyclictest28202-21df_inode22:08:370
1856099232206cyclictest30576-21ssh00:34:560
1856099231204cyclictest28672-21ssh00:27:330
1856099230203cyclictest10055-21sort23:08:280
1856099230165cyclictest17292-21munin-run21:23:040
1856099229203cyclictest23881-21munin-node0
1856099229199cyclictest5204-21df22:48:090
1856099227199cyclictest8107-21memory22:59:470
1856099227168cyclictest23963-21ssh00:07:280
1856099227160cyclictest3582-1kworker/0:1H21:54:530
1856099227160cyclictest19764-21df21:33:080
1856099226200cyclictest31171-21munin-run20:02:480
1856099226198cyclictest24414-21perl00:09:020
1856099226198cyclictest12357-21df_inode23:18:310
1856099225200cyclictest5884-21ssh22:50:180
1856099225199cyclictest13780-21munin-run21:08:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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