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2026-05-03 - 19:09
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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 Sun May 03, 2026 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12576284019sleep12579-21mailstats07:01:450
1313099258228cyclictest21915-21irqstats10:02:440
1313099256231cyclictest2726-21lxpanel09:43:180
1313099254225cyclictest27394-21munin-node0
1313099252226cyclictest1238-21munin-node0
1313099252191cyclictest15379-21cpu09:36:160
1313099250223cyclictest24551-21grep07:56:280
1313099250190cyclictest29948-21munin-node0
1313099249219cyclictest13363-21cut09:27:530
1313099248216cyclictest7512-21munin-run11:16:290
1313099247223cyclictest15477-21if_eth011:47:380
1313099247219cyclictest10840-21ssh09:17:540
1313099247215cyclictest31341-21wc08:26:240
131309924647cyclictest31724-21sort10:42:480
1313099246223cyclictest182822sleep07:27:290
1313099246221cyclictest1457-21ssh10:51:570
1313099246216cyclictest8577-21chrt11:19:590
1313099246216cyclictest2726-21lxpanel08:46:020
1313099245222cyclictest14124-1kworker/0:1H11:44:450
1313099245217cyclictest19532-21munin-node0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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