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2024-07-16 - 08:13
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack5slot7.osadl.org (updated Mon Jul 15, 2024 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8221224522214,89sleep00-21swapper06:03:380
83919910728,67cyclictest0-21swapper06:54:170
83919910413,70cyclictest529-21cut10:00:190
83919910413,68cyclictest30613-21/usr/sbin/munin08:05:280
83919910337,43cyclictest3359-21gzip08:21:310
83919910314,48cyclictest20472-21apt-get11:05:200
83919910311,27cyclictest24142-21df_abs09:30:420
83919910212,27cyclictest5144-21/usr/sbin/munin10:15:240
83919910211,68cyclictest21306-21snmpd08:40:560
83919910119,44cyclictest9286-21munin-run06:09:530
83919910118,63cyclictest28641-21df09:45:360
83919910115,44cyclictest1066-21munin-run08:14:540
83919910111,26cyclictest11110-21ssh10:34:490
83919910110,26cyclictest7436-21ssh08:35:330
83919910017,22cyclictest19623-21df09:15:430
83919910014,67cyclictest19433-21memory11:01:180
83919910013,23cyclictest9280-21ssh10:27:260
83919910012,26cyclictest23563-21ssh11:15:090
83919910011,66cyclictest15822-21cut10:50:220
8391999917,63cyclictest22497-21memory11:11:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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