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2026-05-21 - 02:50
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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 Thu May 21, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
271489915914,134cyclictest9706-21munin-node21:46:060
271489915314,129cyclictest31947-21latency_hist19:35:450
271489915114,128cyclictest24083-21munin-node22:30:550
271489914914,43cyclictest7971-21munin-node20:00:580
271489914914,125cyclictest30709-21munin-node21:11:050
271489914714,58cyclictest22562-21munin-node00:05:560
271489914614,122cyclictest30362-21runrttasks22:49:590
271489914614,122cyclictest24216-21df_inode20:51:080
271489914514,63cyclictest3512-21memory21:26:200
271489914514,63cyclictest27440-21df_inode21:00:580
271489914214,64cyclictest26382-21open_inodes22:36:310
271489914015,59cyclictest21164-21cat20:41:100
271489913915,63cyclictest10509-21seq20:07:250
271489913915,53cyclictest4830-21fschecks_time19:51:060
271489913915,114cyclictest25732-21munin-node20:55:560
271489913914,64cyclictest28914-21aten_r4power_en21:05:550
271489913914,64cyclictest24771-21munin-node00:11:230
271489913914,62cyclictest1409-21aten_r4power_vo21:20:580
271489913913,66cyclictest6998-21switchtime19:56:350
271489913814,59cyclictest21643-21munin-node22:21:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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