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2025-12-11 - 00:12
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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 Dec 10, 2025 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2204213219,26sleep02211-21iostat_ios07:08:360
34789910317,76cyclictest23758-21munin-node08:14:000
34789910017,73cyclictest31759-21munin-node08:38:550
347899969,77cyclictest3533-21runrttasks10:48:150
3478999614,43cyclictest8578-21df_abs07:28:300
3478999427,58cyclictest12293-21open_files07:38:580
3478999425,60cyclictest10541-21cpu12:33:270
3478999411,73cyclictest13332-21aten_r4power_po07:43:260
3478999325,30cyclictest12025-21munin-node12:39:020
3478999315,40cyclictest24371-21chrt09:56:050
3478999314,69cyclictest26726-21munin-node10:03:370
347899925,78cyclictest28247-21munin-node10:08:460
3478999215,68cyclictest11147-21chrt10:54:070
3478999214,69cyclictest3533-21runrttasks09:30:400
3478999214,69cyclictest30149-21munin-node10:13:550
3478999214,68cyclictest753-21munin-node08:43:490
3478999214,68cyclictest25524-21munin-node09:59:020
3478999214,68cyclictest1218-21chrt10:24:020
3478999213,69cyclictest14641-21seq09:26:100
3478999116,66cyclictest4382-21chrt10:33:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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