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2026-04-25 - 08:56
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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 Sat Apr 25, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27269915014,71cyclictest20228-21runrttasks23:29:210
27269914614,69cyclictest32414-21fschecks_count00:08:220
2610210719,70sleep02613-21crond19:18:010
2066210513,79sleep02103-21munin-node00:13:500
19616210314,15sleep019639-21munin-node20:08:410
21794210015,16sleep03250-21snmpd20:15:120
12820210014,15sleep012866-21perl19:48:240
329529920,16sleep03316-21if_err_eth022:38:280
2299129814,15sleep022255-21munin-node20:18:500
2726999714,74cyclictest3568-21runrttasks23:11:380
2934129614,15sleep029366-21ls22:18:380
2284729616,16sleep022849-21irqstats23:38:320
2726999515,70cyclictest11112-21munin-node19:43:180
1641329514,68sleep016451-21netstat21:38:410
974029414,15sleep09746-21entropy00:38:230
964429414,15sleep03321-21lldpd22:58:200
2726999414,71cyclictest3568-21runrttasks23:52:060
2726999414,71cyclictest3568-21runrttasks22:43:380
2726999414,71cyclictest18282-21processes23:23:500
2726999414,70cyclictest301422sleep020:42:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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