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2026-01-08 - 12:47
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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 rack4slot3.osadl.org (updated Thu Jan 08, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
295999913514,111cyclictest5676-21fschecks_count19:36:440
295999913314,108cyclictest27490-21munin-node22:22:100
295999913214,79cyclictest27638-21munin-node00:02:100
295999913015,105cyclictest12451-21seq23:16:360
295999912914,78cyclictest7435-21munin-node21:21:420
295999912914,104cyclictest20773-21munin-node23:41:470
295999912814,105cyclictest9203-21sh23:06:370
295999912714,103cyclictest32096-21runrttasks00:16:440
295999912714,103cyclictest24485-21munin-node23:52:130
295999912615,102cyclictest9482-21munin-node21:27:010
295999912615,100cyclictest7325-21tune2fs19:41:410
295999912615,100cyclictest13969-21iostat_ios20:01:530
295999912614,74cyclictest15327-21munin-node20:06:360
295999912516,100cyclictest381-21chrt22:39:030
295999912514,73cyclictest17845-21munin-node21:52:140
295999912514,100cyclictest12888-21awk21:37:100
295999912415,99cyclictest26308-21seq23:57:190
295999912314,99cyclictest28925-21munin-node22:26:590
295999912314,99cyclictest21896-21munin-node20:26:430
295999912314,100cyclictest3695-21runrttasks21:32:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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