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2026-06-21 - 07:40
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack4slot3.osadl.org (updated Sun Jun 21, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
61221150,4sleep0613-21cut21:19:180
2708921130,4sleep027090-21date19:19:380
26722210713,81sleep026443-21munin-node00:19:200
7206210613,80sleep07259-21fschecks_time23:19:190
2810210517,16sleep02836-21sort19:44:540
17837210414,25sleep017839-21sshd22:11:350
29601210313,28sleep029516-21munin-node21:09:110
28282210214,16sleep028283-21diskstats00:24:190
21916210214,75sleep021924-21munin-node20:44:300
17143210214,16sleep017145-21irqstats23:49:290
5892210014,15sleep05917-21ntp_offset21:34:390
767929914,16sleep07684-21timerandwakeup19:59:540
434329918,16sleep04368-21processes21:29:450
2367429914,16sleep023110-21munin-node22:29:350
1875729914,15sleep018765-21memory22:14:330
232829815,16sleep02340-21df_inode00:44:150
1210429814,16sleep012107-21iostat_ios20:14:260
3265929714,16sleep032720-21sort21:18:590
2900929715,15sleep03250-21snmpd21:05:440
2838429713,16sleep028402-21netstat19:24:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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