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2025-10-20 - 01:32
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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 rack7slot2.osadl.org (updated Sun Oct 19, 2025 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
114929999134112,9cyclictest1264767-21kworker/u4:0+events_unbound11:30:410
114929999126118,5cyclictest191rcuc/008:45:050
114929999126116,5cyclictest1264769-21kworker/u4:2+events_unbound11:25:400
114929999125114,8cyclictest1172367-21kworker/u4:4+events_unbound09:10:160
114929999108101,5cyclictest1163374-21kworker/u4:7+events_unbound08:09:580
114929999108101,5cyclictest1163374-21kworker/u4:7+events_unbound08:09:570
11492999910797,8cyclictest1244764-21kworker/u4:10+events_unbound11:00:370
11492999910496,6cyclictest1303518-21kworker/u4:2+events_unbound12:15:530
11493009910395,5cyclictest1202098-21kworker/u4:0+events_unbound09:55:221
11492999910294,6cyclictest1174950-21kworker/u4:13+events_unbound09:00:100
11493009910191,7cyclictest1198798-21kworker/u4:3+events_unbound09:45:211
1149299999992,5cyclictest1130146-21kworker/u4:12+events_unbound07:54:550
1149299999991,6cyclictest1221819-21kworker/u4:6+events_unbound10:15:270
1149300999284,5cyclictest1149213-21kworker/u4:5+events_unbound07:14:471
1149300999281,7cyclictest1277952-21kworker/u4:5+events_unbound11:40:441
1149299998780,5cyclictest1192608-21kworker/u4:6+events_unbound09:35:180
1149300998677,6cyclictest1153112-21kworker/u4:16+events_unbound07:34:511
1149300998677,6cyclictest1153112-21kworker/u4:16+events_unbound07:34:501
1149299998679,5cyclictest1168525-21kworker/u4:10+events_unbound08:25:020
1149300998575,8cyclictest1284810-21kworker/u4:2+events_unbound12:05:521
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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