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2026-07-03 - 12:46
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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 Jul 03, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25668243322sleep25669-21which19:04:120
2619899262235cyclictest2935-21runrttasks20:10:040
2619899262232cyclictest32161-21df_inode00:14:110
2619899260228cyclictest24307-21ssh23:39:260
2619899258230cyclictest31028-21df_inode00:09:110
261989925748cyclictest17403-21ntp_states20:49:490
2619899257226cyclictest21407-21diskmemload22:30:110
2619899257225cyclictest19272-21grep20:58:430
261989925573cyclictest6274-21tr22:20:420
261989925468cyclictest22438-21ssh21:12:270
261989925467cyclictest2719-21lxpanel22:58:160
2619899253229cyclictest27262-21munin-run21:33:190
2619899253225cyclictest2869-21snmpd22:17:280
2619899253224cyclictest27221-21chrt19:12:200
2619899252228cyclictest1112-21cut21:59:360
2619899252190cyclictest25206-21ssh21:24:260
2619899251220cyclictest9498-21perl22:34:410
261989925054cyclictest21968-21munin-node0
2619899250226cyclictest30069-21idleruntime21:44:480
2619899250224cyclictest23460-21ssh21:16:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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