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2026-06-09 - 13:40
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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 10 highest latencies:
System rack4slot3.osadl.org (updated Tue Jun 09, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2976123250,5sleep029759-21threads19:18:220
1717721160,4sleep017178-21grep23:38:400
462210314,29sleep0476-21munin-node00:28:190
3506210115,16sleep03535-21munin-node19:38:150
21640210123,16sleep021661-21open_inodes22:13:280
9558210014,21sleep00-21swapper19:57:520
31344210014,17sleep031362-21munin-node19:23:320
2642729914,16sleep026430-21munin-node20:48:280
927229814,15sleep03250-21snmpd21:35:360
2494429814,16sleep024951-21ntp_states00:03:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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