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2026-03-19 - 08:45
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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 Thu Mar 19, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
125106322800,3chrt1251059-21ps21:01:140
123266822590,3chrt1232658-21ntpq19:55:340
125649422560,3chrt1256492-21ntpq21:20:510
128659022530,3chrt1286588-21munin-run23:10:040
124414222390,4chrt1244144-21mailstats20:36:170
122802522250,5chrt1228019-21awk19:40:000
121966999207177,18cyclictest1274534-21kworker/u2:222:40:010
128943822010,2sleep01289439-21cat23:20:070
121966999197166,19cyclictest1301026-21kworker/u2:200:10:040
126083221910,2sleep01260833-21gzip21:36:140
121966999187155,20cyclictest1249457-21kworker/u2:221:00:040
122429021850,2sleep01224291-21netstat19:25:300
121966999185155,20cyclictest1288399-21kworker/u2:123:30:030
121966999182151,19cyclictest1255953-21kworker/u2:021:30:390
121966999181151,18cyclictest1301026-21kworker/u2:200:20:040
121966999181150,20cyclictest1218274-21kworker/u2:219:15:040
121966999181150,19cyclictest1218274-21kworker/u2:219:20:040
121966999178148,18cyclictest1274534-21kworker/u2:222:26:200
121966999178147,20cyclictest1234001-21kworker/u2:120:31:150
129784621770,2sleep01297847-21find23:50:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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