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2026-06-13 - 20:42
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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 rack4slot3.osadl.org (updated Sat Jun 13, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1627828200,4sleep016276-21hddtemp_smartct07:18:300
175539912237,75cyclictest22888-21df12:38:250
175539911941,67cyclictest26128-21munin-node12:48:240
175539911734,73cyclictest24464-21cpu12:43:240
175539911534,71cyclictest30526-21date08:03:120
175539911534,71cyclictest1324-21latency_hist08:13:120
175539911532,73cyclictest17961-21df_inode10:43:260
175539911437,66cyclictest3318-21fschecks_time08:18:310
175539911437,39cyclictest5130-21munin-node11:43:310
175539911434,70cyclictest9747-21aten_r4power_vo10:18:240
175539911333,42cyclictest29233-21diskstats09:38:280
175539911237,66cyclictest5723-21runrttasks08:24:180
175539911228,47cyclictest28947-21seq11:17:430
175539911141,60cyclictest11174-21munin-node08:43:230
175539911034,68cyclictest1709-21smartctl08:13:350
175539911034,66cyclictest7144-21munin-node10:08:550
175539911033,67cyclictest18496-21timerwakeupswit07:24:070
175539911032,68cyclictest11369-21aten_r4power_vo10:23:230
175539911028,73cyclictest723-21munin-node11:29:010
175539910942,28cyclictest26522-21munin-node11:08:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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