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2026-04-29 - 12:22
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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 Wed Apr 29, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
195021050,4sleep01952-21sort22:04:040
2025821020,4sleep020257-21cat00:39:210
8931210014,16sleep08972-21awk22:24:260
1115221000,4sleep011153-21sed22:33:280
2983529920,16sleep029874-21unixbench_singl20:09:240
1662329915,16sleep016645-21cut00:29:000
3050629815,15sleep03250-21snmpd23:32:570
2300729815,15sleep03347-21lldpd21:29:010
1439529813,15sleep014396-21diskstats19:23:450
1307329813,15sleep013103-21tune2fs22:38:490
1083729813,15sleep03250-21snmpd20:51:510
791829713,15sleep07972-21aten_r4power_po20:43:380
646429714,16sleep06522-21aten_r4power_po23:58:390
2826829714,20sleep028296-21timerwakeupswit21:44:230
12552999716,70cyclictest25745-21munin-node21:39:030
1178929714,16sleep011787-21ntp_states20:54:100
2246329614,16sleep03321-21lldpd19:48:420
1831229614,15sleep018320-21memory00:34:030
704929515,16sleep07074-21processes22:19:140
516629514,16sleep05169-21iostat22:13:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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