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2025-12-23 - 15:00
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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 Tue Dec 23, 2025 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
116925422960,4chrt1-21systemd09:45:030
112600399266236,18cyclictest1131583-21kworker/u2:207:37:280
115997922610,4chrt1159976-21ntpq09:10:390
119873522600,3sleep01198736-21grep11:30:140
120148322540,3sleep01201481-21apt11:40:130
117575222510,4chrt1175750-21users10:06:210
120736622500,3sleep01207367-21gcc12:00:350
121737822460,2sleep01217380-21find12:36:170
112600399242211,19cyclictest1146985-21kworker/u2:008:50:330
114895522410,3chrt1148953-21ntpq08:31:010
120540222390,3chrt1205400-21sshd11:54:210
112600399239208,19cyclictest1171082-21kworker/u2:210:35:370
112600399235204,19cyclictest1145585-21kworker/u2:108:25:380
117790122330,3chrt1177900-21uname10:15:250
112600399232202,18cyclictest1187349-21kworker/u2:211:09:230
112600399230199,19cyclictest1163682-21kworker/u2:109:30:380
112600399227195,20cyclictest1171082-21kworker/u2:210:25:350
112600399222190,20cyclictest1146985-21kworker/u2:008:46:190
112600399222190,19cyclictest1153927-21kworker/u2:208:55:320
112600399220188,20cyclictest1131583-21kworker/u2:208:00:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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