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2022-07-03 - 05:06

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 Sun Jul 03, 2022 00:43:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
197549930437,0cyclictest2971-21syslogd19:44:150
197549930350,0cyclictest10437-21cron20:14:150
197549930156,0cyclictest9149-21tr21:40:110
197549930136,0cyclictest30411-21latency_hist19:39:150
197549930038,0cyclictest2971-21syslogd23:44:140
197549929855,0cyclictest21708-21if_eth019:14:310
197549929653,0cyclictest20588-21sshd19:10:100
197549929254,0cyclictest10657-21nfsd23:15:180
197549929224,0cyclictest2971-21syslogd22:29:140
197549929186,0cyclictest1534-21fschecks_time00:20:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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