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2025-07-12 - 12:52
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rackfslot5.osadl.org (updated Sat Jul 12, 2025 00:43:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2054399837,9cyclictest21682-21ntpq0
2054399817,29cyclictest27508-21ntpq0
2054399817,28cyclictest1338-21ntpq0
2054399806,9cyclictest24827-21ntpq0
2054399806,9cyclictest24827-21ntpq0
2054399806,28cyclictest10235-21grep0
2054399806,27cyclictest22728-21ntpq0
2054399800,8cyclictest14171-21ntpq0
2054399797,8cyclictest28736-21memory0
2054399797,8cyclictest26699-21ntpq0
2054399797,29cyclictest8451-21ntpq0
2054399797,29cyclictest8451-21ntpq0
2054399796,9cyclictest12893-21ntpq0
2054399796,28cyclictest4929-21sshd0
2054399796,10cyclictest30215-21ntpq0
2054399787,7cyclictest401-21ntpq0
2054399787,27cyclictest25712-21ntpq0
2054399786,8cyclictest8585-21diskstats0
2054399786,8cyclictest8585-21diskstats0
2054399786,8cyclictest7721-21irqstats0
2054399786,27cyclictest8973-21df_inode0
2054399786,27cyclictest13270-21aten_rfpower_po0
2054399786,27cyclictest13270-21aten_rfpower_po0
2054399786,26cyclictest21345-21ntpq0
2054399780,10cyclictest3928-21ntpq0
2054399778,8cyclictest23236-21/usr/sbin/munin0
2054399777,9cyclictest3525-21ntpq0
2054399777,9cyclictest3525-21ntpq0
2054399777,7cyclictest23992-21ntpq0
2054399777,27cyclictest20067-21df0
2054399777,26cyclictest10306-21/usr/sbin/munin0
2054399777,10cyclictest29708-21ntpq0
2054399777,10cyclictest29708-21ntpq0
2054399776,8cyclictest26163-21ntpq0
2054399776,7cyclictest31476-21ntpq0
2054399776,28cyclictest5226-21timerandwakeup0
2054399776,28cyclictest31717-21if_err_eth10
2054399776,28cyclictest27115-21ldconfig0
2054399776,27cyclictest28419-21ntpq0
2054399776,26cyclictest3126-21ntpq0
2054399776,26cyclictest3126-21ntpq0
2054399776,10cyclictest1745-21ntpq0
2054399767,8cyclictest22033-21grep0
2054399767,8cyclictest19079-21ntpq0
2054399767,8cyclictest19079-21ntpq0
2054399767,26cyclictest31543-21users0
2054399766,9cyclictest17890-21grep0
2054399766,8cyclictest6249-21ntpq0
2054399766,28cyclictest928-21ntpq0
2054399766,28cyclictest15085-21ntpq0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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