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2026-06-12 - 07:42
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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 Fri Jun 12, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
77189913514,89cyclictest3250-21snmpd22:56:150
77189913414,110cyclictest17564-21cut21:33:120
77189913414,109cyclictest13158-21munin-node00:38:220
77189912914,104cyclictest1171-21ls20:43:020
77189912714,103cyclictest3568-21runrttasks23:13:590
77189912616,99cyclictest30253-21runrttasks20:32:250
77189912514,101cyclictest13542-21chrt21:18:510
77189912415,99cyclictest27364-21cut22:03:130
77189912414,99cyclictest25789-21diskstats20:18:200
77189912315,98cyclictest3250-21snmpd19:34:490
77189912214,98cyclictest6462-21fschecks_count20:58:210
77189912214,98cyclictest14594-21munin-node23:03:180
77189912114,97cyclictest1458-21aten_r4power_cu00:03:130
77189912114,97cyclictest12142-21timerandwakeup00:33:550
77189912016,94cyclictest10306-21ls19:29:020
77189912014,96cyclictest28992-21munin-node22:08:130
77189912014,96cyclictest25679-21aten_r4power_cu21:58:100
77189912014,95cyclictest14487-21munin-node21:23:170
77189912014,69cyclictest14641-21interrupts19:43:270
77189911916,93cyclictest20801-21munin-node21:43:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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