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2026-05-29 - 22:01
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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 Fri May 29, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20515250019sleep20517-21cpu07:09:290
2056199260214cyclictest16719-21ssh09:39:240
2056199254227cyclictest4906-21fschecks_time11:05:330
2056199252224cyclictest9716-21munin-node0
2056199252219cyclictest31927-21ntpq08:15:490
2056199249220cyclictest7558-21ntp_states11:17:300
2056199248223cyclictest2980-21gmain11:47:450
2056199248219cyclictest29874-21ls08:04:410
2056199247184cyclictest2980-21gmain10:51:450
2056199246220cyclictest22106-21ssh10:01:210
2056199246218cyclictest20580-21ssh09:55:250
2056199246214cyclictest6957-21df_inode11:15:030
2056199246213cyclictest21594-21munin-run12:19:220
2056199245220cyclictest397-21ntp_kernel_pll_10:46:390
2056199245220cyclictest2936-21netwatch09:24:510
2056199245218cyclictest11453-21rm09:16:370
2056199245217cyclictest26322-21sed12:39:590
2056199245214cyclictest18663-21if_eth012:05:480
2056199244219cyclictest2980-21gmain09:43:400
2056199244179cyclictest12893-21ping11:40:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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