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2026-06-28 - 05:08
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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 Sun Jun 28, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2932299269243cyclictest17324-21fschecks_count22:54:400
2932299263203cyclictest16117-21cut22:49:320
2932299261233cyclictest28719-21fschecks_count23:44:300
2932299261232cyclictest12810-21latency22:35:190
2932299261230cyclictest22923-21df_inode23:19:240
2932299257232cyclictest6511-21sshd22:09:020
2932299257230cyclictest1840-21latency_hist00:09:100
293229925582cyclictest29320-21cyclictest22:33:380
2932299255228cyclictest24531-21diskmemload21:56:180
2932299253225cyclictest14654-21munin-node0
2932299252226cyclictest26997-21ssh23:36:450
2932299251227cyclictest26142-21runrttasks21:14:550
2932299251226cyclictest24255-21cut23:24:410
2932299251223cyclictest18822-21munin-node0
2932299251218cyclictest18620-21perl22:59:550
2932299251191cyclictest28138-21awk21:23:500
293229925049cyclictest10182-21ntp_states20:04:510
2932299250223cyclictest48722sleep00:21:280
2932299250222cyclictest25831-21latency_hist21:13:580
2932299249222cyclictest31640-21ssh23:57:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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