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2026-09-14 - 03:09
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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 50 highest latencies:
System rack7slot3.osadl.org (updated Mon Sep 14, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32392228722sleep32393-21sleep19:03:210
3267299253224cyclictest28426-21irqstats21:08:060
3267299252225cyclictest17227-21ssh22:40:360
3267299251219cyclictest2869-21snmpd00:30:010
3267299251218cyclictest15450-21perl22:32:310
3267299250224cyclictest11803-21df_inode22:16:570
3267299249224cyclictest11738-21netwatch19:55:400
3267299247223cyclictest6119-21ssh21:51:460
3267299247220cyclictest21994-21ssh23:01:440
3267299245218cyclictest9101-21ssh22:04:240
3267299245217cyclictest4401-21df00:06:430
3267299245181cyclictest14425-21irqstats22:27:500
3267299244218cyclictest2117-21apt-get19:13:160
3267299244216cyclictest6704-21ntp_states21:53:440
3267299244180cyclictest29466-21perl21:12:350
3267299244180cyclictest27828-21ssh23:27:170
3267299243219cyclictest1225-21netwatch21:30:550
3267299243218cyclictest2438-21munin-run21:36:140
3267299242212cyclictest6182-21ssh00:13:460
3267299242181cyclictest25613-21munin-node0
3267299242181cyclictest10203-21diskmemload00:32:060
3267299242172cyclictest24445-21munin-node0
3267299241180cyclictest1198-21if_eth023:52:400
3267299240217cyclictest1913-21munin-node0
3267299240212cyclictest12832-21runrttasks19:59:430
3267299240209cyclictest3886-21df_inode21:41:570
3267299240209cyclictest2719-21lxpanel19:28:010
3267299240181cyclictest17343-21munin-node0
3267299240177cyclictest29372-21munin-node0
3267299240174cyclictest12970-21munin-node0
3267299239215cyclictest31190-21ssh23:42:100
3267299239215cyclictest27987-21munin-node0
3267299239215cyclictest15817-21ntp_states20:12:320
3267299239211cyclictest31381-21munin-run21:21:320
3267299238210cyclictest8049-21fschecks_time00:22:300
3267299238208cyclictest501-21munin-node0
3267299238208cyclictest10519-21munin-run22:11:120
3267299238206cyclictest26651-21fschecks_count23:22:100
3267299238178cyclictest2869-21snmpd20:29:590
3267299238175cyclictest5666-21runrttasks00:12:040
3267299238175cyclictest21016-21munin-node0
3267299237210cyclictest20001-21munin-node0
3267299237210cyclictest19659-21ssh22:51:300
3267299237208cyclictest24548-21ls23:12:340
3267299237172cyclictest22292-21idleruntime23:02:340
3267299236210cyclictest31999-21memory21:23:150
3267299236209cyclictest25531-21rm23:17:150
3267299235208cyclictest7785-21cat21:58:250
3267299235173cyclictest4853-21munin-node0
3267299234211cyclictest3201-21grep19:17:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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