Using the JON Remote API

[and why you might want to]

Andy Redhead (andy.redhead@advanced365.com)

Production Server (1)

JBoss JON

Agent

JON Server

Remote Java API

JON Database

All the other

RHQ bits

Production Server (x)

JBoss JON

Agent

Client

Remote JON Client

App

JON Deployment

The Goal - View Behaviour of Multiple Machines

Approach (1/2) – Client App

http://docs.redhat.com/docs/en-US/JBoss_Operations_Network/2.4/html/CLI_Guide/index.html http://docs.redhat.com/docs/en-US/JBoss_Operations_Network/2.4/html/API_Guides/client-api/index.html

machine datetime low av max servername1:1099 2011-09-01T00:00:00.000+01:00 31.0 31.0 31.0 servername2:1099 2011-09-01T00:05:00.000+01:00 NaN NaN NaN

Approach (2/2) - R

http://www.r-project.org/

#Read dataset ajpConnActiveThreads <- read.table(dataSetFile, header=TRUE, sep="") ajpConnActiveThreads$datetime <- as.POSIXct(ajpConnActiveThreads$datetime, tz="", '%Y-%m-%dT%H:%M:%OS') #Calculate “Trimmed” Mean allMachineTrimmedMean <- apply(justNumbers, 1, mean, trim=0.1) #Draw Graph jpeg(outputGraphFileName) plot(threadActiveXRange, threadActiveYRange, type="n", …, col.lab="darkblue") axis.POSIXct(1, at=seq(r[1], r[2], by="hour"), format="%H:%M", las=2) axis(2, at=yAxisAt, las=2) lines(finalData$datetime, finalData[[dataIndex]], col="red") lines(finalData$datetime, allMachineTrimmedMean, col="blue") dev.off()

Thanks for Listening