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2026-01-05 - 10:18
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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 Mon Jan 05, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2751221190,4sleep027510-21ls00:31:120
24029210714,80sleep024080-21cpu21:01:250
6640210314,16sleep06641-21munin-node23:26:330
22863210314,17sleep022868-21munin-node22:36:370
205159910314,80cyclictest31217-21processes21:21:590
18478210214,15sleep018480-21munin-node20:42:140
13144210214,15sleep013166-21fschecks_count23:46:320
1506210014,16sleep01543-21awk19:51:430
1663429915,16sleep016683-21latency23:56:450
2104229814,15sleep020530-21munin-node19:11:440
2040029716,58sleep020412-21munin-run19:11:110
487229614,18sleep04875-21iostat20:01:410
1720429614,15sleep03377-21snmpd22:18:400
2624129514,16sleep026244-21ntp_states21:06:590
2737529414,16sleep027378-21df21:11:260
20515999414,70cyclictest29964-21chrt21:18:000
20515999414,70cyclictest25771-21runrttasks19:26:390
172729413,15sleep01792-21perl23:11:380
20515999315,68cyclictest3225-21kernelversion19:56:450
20515999315,68cyclictest20648-21runrttasks00:08:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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