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2026-06-18 - 17:26
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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 Thu Jun 18, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1920127790,4sleep019199-21ls07:19:220
199119914015,115cyclictest29771-21aten_r4power_cu09:33:530
199119913315,107cyclictest24766-21crond09:18:410
199119913214,108cyclictest3810-21munin-node08:13:520
199119912914,105cyclictest13846-21cpu12:03:570
199119912615,101cyclictest3929-21ls11:33:440
199119912614,102cyclictest26718-21munin-node09:24:000
199119912515,100cyclictest7419-21munin-node08:24:060
199119912514,102cyclictest5892-21fschecks_time11:39:030
199119912414,100cyclictest20214-21sort07:24:030
199119912314,99cyclictest23626-21fschecks_count10:54:030
199119912214,98cyclictest23438-21munin-node12:34:420
199119912214,95cyclictest3250-21snmpd10:35:390
199119912114,97cyclictest16747-21crond10:33:420
199119912114,96cyclictest8966-21munin-node10:09:020
199119912113,99cyclictest21963-21fschecks_count10:49:020
199119912015,95cyclictest640-21aten_r4power_cu11:23:530
199119912014,69cyclictest31932-21needreboot09:39:180
199119911915,94cyclictest9403-21munin-node08:29:270
199119911915,94cyclictest10947-21munin-node08:34:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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