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2025-12-03 - 20:13
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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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack3slot2.osadl.org (updated Wed Dec 03, 2025 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
134979022560,4chrt1349756-21/usr/sbin/munin08:50:060
137251622510,3chrt1372511-21ntpq10:01:000
137405322450,2chrt1374051-21netstat10:05:400
135608822430,3chrt1356086-21ntpq09:11:360
140413222400,3chrt1404133-21plymouth11:36:470
132180199231194,25cyclictest1330140-31find07:39:290
137949222220,2sleep01379495-21sed10:21:540
140199122130,2sleep01401993-21latency11:30:330
132114822040,3sleep01321149-21mailstats07:05:590
139452622030,2sleep01394527-21sshd11:07:260
132180199202171,19cyclictest1373459-21kworker/u2:310:40:100
132180199200171,18cyclictest1327882-21kworker/u2:007:40:280
132180199196165,19cyclictest1322899-21kworker/u2:007:20:050
132180199192160,20cyclictest1339041-21kworker/u2:208:15:040
132180199188146,18cyclictest1376463-21kworker/u2:110:35:100
137687821870,2sleep01376875-21munin-run10:15:060
132180199186157,19cyclictest1339041-21kworker/u2:208:35:040
132180199186156,20cyclictest1411054-21kworker/u2:012:05:040
132180199185156,18cyclictest1346994-21kworker/u2:108:45:040
137028821810,2sleep01370286-21systemctl09:55:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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