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2026-07-16 - 03:55
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack7slot3.osadl.org (updated Thu Jul 16, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13612235822sleep13613-21interrupts19:03:230
1446499258132cyclictest18351-21ntp_offset21:45:110
1446499240213cyclictest17652-21munin-node0
1446499237210cyclictest13498-21chrt21:24:240
1446499234207cyclictest24988-21munin-run00:38:060
1446499233203cyclictest23786-21ssh00:32:340
1446499231201cyclictest16247-21ssh21:36:270
1446499231200cyclictest3582-1kworker/0:1H21:22:030
1446499230204cyclictest20386-21ssh00:17:380
1446499230203cyclictest24540-21ssh22:13:200
1446499229204cyclictest13888-21df_inode23:48:480
1446499229202cyclictest29731-21ntp_states22:35:340
1446499228202cyclictest27073-21munin-node0
1446499228197cyclictest7362-21ssh23:19:420
1446499227199cyclictest31976-21ntp_states22:45:190
1446499226202cyclictest14472-21ssh21:28:520
1446499225200cyclictest2719-21lxpanel20:43:240
1446499225200cyclictest1443-21perl22:54:160
1446499225199cyclictest8935-21ssh23:26:490
1446499225199cyclictest10426-21runrttasks21:10:350
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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