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2026-01-04 - 01:47
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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 rackbslot4.osadl.org (updated Sat Jan 03, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3265399774,45cyclictest0-21swapper/010:33:020
3267199688,53cyclictest3437-21sshd07:03:393
3267199653,8cyclictest29409-21latency_hist12:08:123
3267199653,55cyclictest0-21swapper/311:02:023
3267199629,47cyclictest6224-21ssh10:13:133
3267199626,50cyclictest13133-21ssh10:21:333
3206026114,17sleep20-21swapper/206:53:572
32671995810,42cyclictest1067-21kworker/3:010:57:273
3265899584,7cyclictest0-21swapper/109:03:141
3267199578,43cyclictest627-21snmpd10:38:543
3267199577,44cyclictest31256-21wget10:03:243
3267199568,42cyclictest20996-21kworker/3:109:21:293
3267199568,41cyclictest2039-21/usr/sbin/munin10:48:383
3267199567,43cyclictest14031-21unixbench_multi11:03:423
32671995610,40cyclictest25259-21/usr/sbin/munin08:03:493
3265899564,45cyclictest0-21swapper/109:16:441
3267199554,46cyclictest0-21swapper/309:03:183
32671995510,38cyclictest32252-21/usr/sbin/munin11:28:333
3265399554,10cyclictest0-21swapper/011:26:110
3265399554,10cyclictest0-21swapper/011:26:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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