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2026-08-22 - 17:04
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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 Sat Aug 22, 2026 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
336999259232cyclictest19750-21ssh10:39:430
336999253225cyclictest29764-21munin-node0
336999249221cyclictest19087-21rm10:37:260
336999249205cyclictest28017-21munin-node0
336999248218cyclictest17055-21fschecks_time10:28:140
336999248181cyclictest11102-21cpu10:02:060
336999247181cyclictest21252-21cpu10:47:060
336999246219cyclictest25343-21df_inode08:42:190
336999245219cyclictest11764-21ssh10:04:130
336999244216cyclictest2869-21snmpd09:24:520
336999244215cyclictest7210-21sh09:44:050
336999244214cyclictest11596-21cpuspeed12:27:110
336999243216cyclictest7736-21ntp_states12:09:220
336999242218cyclictest4791-21cpu11:57:050
336999242217cyclictest14897-21if_eth010:18:270
336999242216cyclictest12039-21kernelversion12:28:420
336999241217cyclictest24616-21munin-run11:02:020
336999241210cyclictest6146-21runrttasks12:02:510
336999241196cyclictest8755-21munin-run09:52:100
336999240215cyclictest22425-21cat10:52:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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