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2023-02-06 - 07:50

x86 AMD K6-3D @300 MHz, Linux 5.6.19-rt11-k6 (Profile)

Latency plot of system in rack #8, slot #1
Data to construct the above plot have been generated using the RT test utility cyclictest.
Command line: cyclictest -l50000000 -m -n -p99 -i400 -h800 -q
Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 10 highest latencies:
System rack8slot1.osadl.org (updated Mon Feb 06, 2023 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
728399547167,0cyclictest2889-21snmpd22:25:370
728399531166,0cyclictest14964-21tune2fs21:17:400
728399500152,0cyclictest12208-21cron19:25:340
72839949363,0cyclictest21797-21runrttasks21:37:370
728399484100,0cyclictest3132-21runrttasks19:16:370
728399483157,0cyclictest2850-21lldpd21:02:500
728399481116,0cyclictest20863-21pluginstate19:51:590
72839947861,0cyclictest5973-21cron22:35:410
728399476172,0cyclictest10546-21cron22:50:330
728399475155,0cyclictest2733-21syslogd23:00:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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