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2026-04-06 - 20:40
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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 Apr 06, 2026 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6507283118sleep6510-21processes07:02:280
712799255229cyclictest6962-21netwatch11:37:520
712799255224cyclictest27657-21ssh10:49:540
712799252222cyclictest15786-21ssh12:12:440
712799251224cyclictest9857-21memory07:18:000
712799250226cyclictest9386-21apt07:16:590
712799250221cyclictest31727-21/usr/sbin/munin11:07:160
712799249184cyclictest4625-21perl09:18:140
712799247219cyclictest2834-21snmpd08:48:340
712799247218cyclictest27767-21fschecks_time08:37:350
712799246222cyclictest9631-21ssh11:48:210
712799246179cyclictest31957-21munin-run08:56:510
712799245219cyclictest7867-21munin-run09:31:530
712799245218cyclictest16139-21processes10:04:130
712799245215cyclictest10808-21runrttasks09:43:270
712799244220cyclictest15209-21ssh10:01:040
712799244215cyclictest20919-21sh10:23:390
712799244212cyclictest6870-21grep11:37:390
712799244210cyclictest2953-21runrttasks08:24:560
712799243218cyclictest6774-21df09:27:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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