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2026-01-01 - 10:56
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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 Thu Jan 01, 2026 00:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13608267714sleep13611-21unixbench_singl19:05:170
1405299258228cyclictest2834-21snmpd23:28:270
1405299256223cyclictest22200-21df_inode00:15:130
1405299253225cyclictest19415-21sh21:51:460
1405299253224cyclictest22469-21munin-node0
1405299252227cyclictest8131-21apt-get23:17:240
1405299251224cyclictest11821-21ssh21:21:300
1405299251175cyclictest23167-21munin-run00:19:320
1405299249218cyclictest26679-21ssh00:34:450
1405299248224cyclictest1140-21munin-node0
1405299248222cyclictest2954-21netwatch22:26:190
1405299245178cyclictest23788-21egrep22:09:490
1405299244216cyclictest24196-1kworker/0:2H00:22:370
1405299244214cyclictest14085-21perl21:30:520
1405299244180cyclictest27466-21latency_hist22:25:040
1405299243215cyclictest26226-21ssh22:20:080
1405299243214cyclictest1662-21ssh22:51:190
1405299242218cyclictest26625-21cat20:04:520
1405299242214cyclictest2834-21snmpd00:38:300
1405299242165cyclictest30345-21load20:20:350
1405299241214cyclictest7714-21latency_hist23:15:170
1405299241213cyclictest7878-21df21:04:540
1405299241175cyclictest24760-21ssh00:26:110
1405299241168cyclictest5421-21latency_hist20:54:480
1405299240215cyclictest25151-21netwatch19:57:190
1405299240211cyclictest27746-21cpuspeed20:09:490
1405299240181cyclictest16347-21ssh23:50:070
1405299239215cyclictest2953-21runrttasks21:13:040
1405299239213cyclictest30052-21diskmemload22:35:200
1405299239207cyclictest16676-21munin-node0
1405299239206cyclictest12437-21munin-node0
1405299238211cyclictest21083-21fschecks_count19:40:180
1405299238210cyclictest29580-21users20:16:160
1405299238209cyclictest4189-21netwatch23:00:560
1405299238209cyclictest21201-21munin-run21:59:430
1405299238206cyclictest7726-21date21:04:400
1405299238176cyclictest12448-21cat23:34:390
1405299238176cyclictest11191-21munin-run21:19:320
1405299238170cyclictest14956-21munin-run23:44:450
1405299237213cyclictest25030-21awk22:14:490
1405299237212cyclictest31431-21ssh22:40:420
1405299237212cyclictest15704-21proc_pri21:36:570
1405299237210cyclictest31026-21munin-node0
1405299237204cyclictest14776-21munin-node0
1405299237176cyclictest18715-21chrt23:59:390
1405299236215cyclictest14049-21cyclictest22:58:450
1405299236207cyclictest16805-21memory23:51:360
1405299236207cyclictest13047-21memory23:36:320
1405299236171cyclictest18344-21ssh21:47:230
1405299235209cyclictest28794-21cpu20:14:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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