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2026-05-08 - 14:33
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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 08, 2026 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21587274816sleep21590-21cpu07:10:060
2159699267241cyclictest4414-21sh10:34:090
215969926193cyclictest5029-21apt-cache08:16:550
2159699257227cyclictest27930-21sh09:55:560
215969925695cyclictest32146-21fschecks_count07:55:320
2159699256229cyclictest874-21munin-node0
2159699256229cyclictest8195-21latency_hist10:50:370
215969925595cyclictest31872-21ntp_states10:12:240
2159699255227cyclictest21797-21cron11:49:550
2159699255121cyclictest2719-21lxpanel11:52:030
2159699253226cyclictest23025-21if_err_eth007:15:430
2159699253224cyclictest24971-21sh12:03:030
2159699253223cyclictest18484-21idleruntime09:16:190
2159699253113cyclictest24219-21df_inode09:40:360
215969925184cyclictest16827-21diskmemload10:44:390
215969925146cyclictest8769-21latency_hist08:35:200
2159699250218cyclictest13065-21if_eth011:11:200
2159699250111cyclictest10683-21ssh11:01:090
215969924991cyclictest28376-21runrttasks07:39:150
2159699249223cyclictest11586-21missed_timers08:46:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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