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2025-11-30 - 18:34
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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 Sun Nov 30, 2025 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
247829914015,114cyclictest20813-21munin-node08:38:560
247829912814,103cyclictest9896-21chrt09:44:340
247829912714,103cyclictest4458-21munin-node07:48:480
247829912615,101cyclictest2361-21latency_hist11:03:090
247829912614,101cyclictest925-21tune2fs09:18:340
247829912515,99cyclictest28562-21munin-node10:43:290
247829912515,100cyclictest704-21sshd07:38:300
247829912514,102cyclictest22279-21fschecks_time12:03:320
247829912514,101cyclictest11326-21rt-features11:28:560
247829912514,100cyclictest15185-21munin-node08:23:470
247829912314,99cyclictest3533-21runrttasks08:43:560
247829912218,94cyclictest3217-21snmpd12:28:040
247829912216,96cyclictest3217-21snmpd12:38:090
247829912215,96cyclictest23952-21memory10:28:450
247829912214,99cyclictest17194-21if_err_eth008:28:350
247829912214,98cyclictest7158-21latency_hist09:38:090
247829912214,97cyclictest8950-21munin-node11:23:380
247829912214,97cyclictest7323-21munin-node11:18:210
247829912115,97cyclictest13641-21latency_hist09:58:090
247829912114,99cyclictest2640-21fschecks_count11:03:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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