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2026-03-30 - 12:10
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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 Mon Mar 30, 2026 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
109682114715sleep10965-21ps19:02:400
1159899259231cyclictest13058-21memory21:34:060
1159899256189cyclictest18513-21sh19:37:270
1159899255195cyclictest18631-21ssh21:56:500
1159899254224cyclictest7661-1kworker/0:1H22:30:280
1159899252225cyclictest12247-21ssh21:30:550
1159899252224cyclictest10298-21ps23:34:210
1159899252222cyclictest21001-21irqstats19:47:570
1159899252221cyclictest2953-21runrttasks00:26:220
1159899250224cyclictest3706-21ssh23:08:100
1159899250221cyclictest2726-21lxpanel23:27:310
1159899250184cyclictest23256-21ssh00:28:110
1159899249225cyclictest899-21perl20:42:470
1159899249222cyclictest2953-21runrttasks22:33:150
1159899249218cyclictest16191-21ssh23:58:400
1159899249217cyclictest9335-21ssh21:19:090
1159899248217cyclictest8701-21rm23:28:170
1159899246216cyclictest6302-21rm23:18:390
1159899246184cyclictest13795-21munin-node0
1159899245220cyclictest14042-21df_inode19:17:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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