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2026-04-15 - 10:09
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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 Wed Apr 15, 2026 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12488228219sleep12487-21uniq19:01:520
1349599277250cyclictest13006-21df23:32:120
1349599264113cyclictest9571-21ssh21:11:470
134959925995cyclictest20121-21perl21:52:580
1349599259235cyclictest238702sleep22:07:490
1349599257230cyclictest10239-21munin-node0
1349599257226cyclictest31485-21sh22:37:570
1349599257224cyclictest28189-21egrep20:11:480
134959925685cyclictest13816-21munin-node0
1349599256231cyclictest6602-21df23:07:010
1349599256225cyclictest19768-21ssh23:57:590
1349599255230cyclictest17371-21sh23:48:220
1349599255228cyclictest22831-21netwatch22:03:360
1349599255112cyclictest1174-21munin-run22:46:500
1349599254227cyclictest24565-21latency_hist00:17:230
1349599254225cyclictest19170-21runrttasks23:55:340
1349599254220cyclictest15683-21latency_hist23:42:190
1349599253229cyclictest11141-21mailstats23:24:020
1349599253228cyclictest13350-21munin-run21:26:510
1349599252228cyclictest11097-1kworker/0:2H00:21:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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