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2026-06-25 - 22:36
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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 Jun 25, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24281244413sleep24282-21cat07:03:560
2515299259213cyclictest13080-21perl10:54:590
2515299256229cyclictest20308-1kworker/0:2H10:02:010
2515299255226cyclictest3725-21runrttasks10:14:570
2515299254227cyclictest31393-21ssh12:15:240
2515299254225cyclictest26395-21df_inode09:34:290
2515299252224cyclictest20584-21df_inode09:09:290
2515299250185cyclictest28693-21df07:23:520
2515299249219cyclictest31249-21chrt07:34:260
2515299248222cyclictest4224-21df12:38:570
2515299248219cyclictest4798-21fschecks_time10:19:470
2515299247219cyclictest20608-21munin-node0
2515299247216cyclictest12001-21cat10:50:080
2515299247180cyclictest17460-21sh11:14:290
2515299246218cyclictest8445-21if_eth010:35:040
2515299245215cyclictest2709-21netwatch12:32:020
2515299245214cyclictest28427-21ssh12:02:550
2515299245180cyclictest24474-21missed_timers09:25:480
2515299244215cyclictest21958-21ping09:15:010
2515299244212cyclictest10098-21chrt10:42:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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