Revision: OSLC Performance Monitoring 2.0 Appendix A: Samples

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Mapping “Real World” Metrics to the Performance Monitoring Syntax - Samples - John/Julie comparisons

dcterms:title	ems:numericValue	rdf:type	ems:metric	pm:metricQualifier	ems:unitOfMeasure
JB: Virtual Memory Utilization	50	ems:Measure	pm:ResourceUsage	pm:virtualmemory	dbp:Percentage
JA: Virtual Memory Utilization	50	ems:Measure	pm:ResourceUsage	pm:Virtual pm:Memory	dbp:Percentage
JA: Real Memory Utilization	50	ems:Measure	pm:ResourceUsage	pm:Real pm:Memory	dbp:Percentage

JB: Average Login Request Failure	10	ems:Measure	pm:Rate		qudt:PerSecond
JA: Average Login Request Failure Rate	10	ems:Measure	pm:Request	pm:Login pm:Failure pm:Average	qudt:PerSecond

JB: Number of failed SQL Statements	10	ems:Measure	pm:NumFailedSqlStmts		qudt:Unitless
JA: Number of failed SQL Statements	10	ems:Measure	pm:SQLStatements	pm:Failure	qudt:PerSecond

Mapping “Real World” Metrics to the Performance Monitoring Syntax - Samples

dcterms:title	ems:numericValue	rdf:type	ems:metric	pm:metricQualifier	ems:unitOfMeasure
Percentage Disk Space Used	50	ems:Measure	pm:ResourceUsage	pm:Space pm:KindOfSpacePlaceholder	dbp:Percentage
CPU Utilization	10	ems:Measure	pm:ResourceUsage	pm:CPU pm:Utilization	dbp:Percentage
Response Time	4.500	ems:Measure	pm:ResponseTime (?)		pm:ResponseTime (?)
Heap Usage	52	ems:Measure	pm:ResourceUsage	pm:Heap	dbp:Percentage
% Buffer Pool Used	45	ems:Measure	pm:ResourceUsage	pm:BufferPool	dbp:Percentage
Garbage Collection Count	72787723	ems:Measure	?	pm:GarbageCollection	qudt:Unitless
Percentage Free Memory After GC	32	ems:Measure	pm:ResourceAvailable	pm:Virtual pm:Memory	dbp:Percentage
PercentageTimeThreadPoolMaxed	2	ems:Measure	pm:ResourceExhausted	pm:ThreadPool pm:Time	dbp:Percentage
PercentageTimeJCAThreadPoolMaxed	5	ems:Measure	pm:ResourceExhausted	pm:ThreadPool pm:JCA pm:Time	dbp:Percentage
PercentageTimeDBThreadPoolMaxed	21	ems:Measure	pm:ResourceExhausted	pm:ThreadPool pm:Database pm:Time	dbp:Percentage
VMCPUPercentReady	56	ems:Measure	pm:ResourceAvailable	pm:CPU pm:Virtual	dbp:Percentage
TotalCPUAvailable	?	ems:Measure	pm:ResourceAvailable	pm:CPU	dbp:Percentage (?)
OverCommmittedDiskUtilization	150	ems:Measure	pm:ResourceExhausted	?	dbp:Percentage (?)
JMS_AvgGetTime	3.000	ems:Measure	pm:Request	pm:JMS pm:Get	pm:ResponseTime (?)
Request Failure Rate Per Minute	25.3	ems:Measure	pm:Request	pm:Failure	pm:PerMinute
RequestFailureCount	45911	ems:Measure	pm:Request	pm:Failure	qudt:Unitless
AvgLoginRequestFailurPerMinute	2.4	ems:Measure	pm:Request	pm:Login pm:Average	pm:PerMinute
RequestRatePerSecond	1339.2	ems:Measure	pm:Request	? pm:Success? pm:Total?	qudt:PerSecond
		ems:Measure

ITM Example - using fenced code blocks, see advanced syntax

<?xml version="1.0"?> 
<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
         xmlns:oslc="http://open-services.net/ns/core#"
         xmlns:crtv="http://open-services.net/ns/crtv#"
         xmlns:dcterms="http://purl.org/dc/terms/"
         xmlns:ems="http://open-services.net/ns/ems#"
         xmlns:pm="http://open-services.net/ns/perfmon#"
         xmlns:dbpedia="http://dbpedia.org"
         xmlns:foaf="http://xmlns.com/foaf/0.1/">

ITM Example - original from 2012-09-25

<?xml version="1.0"?> 
<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
     xmlns:oslc="http://open-services.net/ns/core#"
     xmlns:crtv="http://open-services.net/ns/crtv#"
     xmlns:dcterms="http://purl.org/dc/terms/"
     xmlns:ems="http://open-services.net/ns/ems#"
     xmlns:pm="http://open-services.net/ns/perfmon#"
     xmlns:dbpedia="http://dbpedia.org"
     xmlns:foaf="http://xmlns.com/foaf/0.1/">
<rdf:Description rdf:about="http://itmprovider.org/rec001">
    <rdf:type rdf:resource="http://open-services.net/ns/crtv#ComputerSystem"/>
    <!-- Computer System naming properties -->
    <crtv:manufacturer>IBM</crtv:manufacturer>
    <crtv:model>2007CTO</crtv:model>
    <crtv:serialNumber>LG3G3K2</crtv:serialNumber>
    <crtv:fqdn>
        maxwell.raleigh.ibm.com
    </crtv:fqdn>

    <oslc:serviceProvider>
        itmprovider.org
    </oslc:serviceProvider>

    <dcterms:date>2012-06-13T19:48:09.5Z</dcterms:date>

    <!-- Tells client there are performance metrics associated with ComputerSystem -->
    <rdf:type rdf:resource="http://open-services.net/ns/perfmon#PerformanceMonitoringRecord"/>

    <!-- Processes -->
    <pm:process rdf:resource="http://itmprovider.org/rec001#iexplore.exe"/>

    <!-- Disks -->
    <pm:disk rdf:resource="http://itmprovider.org/rec001#disk1"/>
    <pm:disk rdf:resource="http://itmprovider.org/rec001#disk2"/>

    <!-- Agents -->
    <pm:monitoringAgent rdf:resource="http://itmprovider.org/rec001#knt"/>
</rdf:Description>

<rdf:Description rdf:about="http://itmprovider.org/rec001#disk1">
    <rdf:type rdf:resource="http://open-services.net/ns/crtv#StorageVolume"/>
    <dcterms:title>
        C:\
    </dcterms:title>
    <ems:observes rdf:resource="http://itmprovider.org/rec001#disk1_spaceused"/>
</rdf:Description>

<rdf:Description rdf:about="http://itmprovider.org/rec001#disk1_spaceused">
    <rdf:type rdf:resource="http://open-services.net/ns/ems#Measure"/>
    <dcterms:title>
        Percentage Space Used
    </dcterms:title>
    <ems:metric rdf:resource="http://open-services.net/ns/perfmon#PercentageSpaceUsed"/>
    <ems:numericValue rdf:datatype="http://www.w3.org/2001/XMLSchema#double">
        30
    </ems:numericValue>
    <ems:unitOfMeasure rdf:resource="http://dbpedia.org/Percentage"/>
</rdf:Description>

<rdf:Description rdf:about="http://itmprovider.org/rec001#disk2">
    <rdf:type rdf:resource="http://open-services.net/ns/crtv#StorageVolume"/>
    <dcterms:title>
        D:\
    </dcterms:title>
    <ems:observes rdf:resource="http://itmprovider.org/rec001#disk2_spaceused"/>
</rdf:Description>

<rdf:Description rdf:about="http://itmprovider.org/rec001#disk2_spaceused">
    <rdf:type rdf:resource="http://open-services.net/ns/ems#Measure"/>
    <dcterms:title>
        Percentage Space Used
    </dcterms:title>
    <ems:metric rdf:resource="http://open-services.net/ns/perfmon#PercentageSpaceUsed"/>
    <ems:numericValue rdf:datatype="http://www.w3.org/2001/XMLSchema#double">
        20
    </ems:numericValue>
    <ems:unitOfMeasure rdf:resource="dbpedia.org/Percentage"/>
</rdf:Description>

<rdf:Description rdf:about="http://itmprovider.org/rec001#iexplore">
    <rdf:type rdf:resource="http:open-services.net/ns/crtv#Process"/>
    <dcterms:title>
        iexplore.exe
    </dcterms:title>
    <ems:observes rdf:resource="http://itmprovider.org/rec001#iexplore-virtMem"/>
    <ems:observes rdf:resource="http://itmprovider.org/rec001#iexplore-realMem"/>
    <ems:observes rdf:resource="http://itmprovider.org/rec001#iexplore-cpuUtil"/>
</rdf:Description>

<rdf:Description rdf:about="http://itmprovider.org/rec001#iexplore-virtMem">
    <rdf:type rdf:resource="http://open-services.net/ns/ems#Measure"/>
    <dcterms:title>
        Virtual Memory Utilization
    </dcterms:title>
    <ems:metric rdf:resource="http://open-services.net/ns/perfmon#VirtualMemoryUtilization"/>
    <ems:numericValue rdf:datatype="http://www.w3.org/2001/XMLSchema#double">
        10
    </ems:numericValue>
    <ems:unitOfMeasure rdf:resource="http://dbpedia.org/Percentage"/>
</rdf:Description>

<rdf:Description rdf:about="http://itmprovider.org/rec001#iexplore-realMem">
    <rdf:type rdf:resource="http://open-services.net/ns/ems#Measure"/>
    <dcterms:title>
        Real Memory Utilization
    </dcterms:title>
    <ems:metric rdf:resource="http://open-services.net/ns/perfmon#RealMemoryUtilization"/>
    <ems:numericValue rdf:datatype="http://www.w3.org/2001/XMLSchema#double">
        5
    </ems:numericValue>
    <ems:unitOfMeasure rdf:resource="http://dbpedia.org/Percentage"/>
</rdf:Description>

<rdf:Description rdf:about="http://itmprovider.org/rec001#iexplore-cpuUtil">
    <rdf:type rdf:resource="http://open-services.net/ns/ems#Measure"/>
    <dcterms:title>
        CPU Utilization
    </dcterms:title>
    <ems:metric rdf:resource="http://open-services.net/ns/perfmon#CPUUtilization"/>
    <ems:numericValue rdf:datatype="http://www.w3.org/2001/XMLSchema#double">
        5
    </ems:numericValue>
    <ems:unitOfMeasure rdf:resource="http://dbpedia.org/Percentage"/>
</rdf:Description>

<rdf:Description rdf:about="http://itmprovider.org/rec001#knt">
    <rdf:type rdf:resource="http://xmlns.com/foaf/0.1/Agent"/>
    <dcterms:title>
        Windows OS Agent
    </dcterms:title>
    <pm:availabilityStatus rdf:resource="http://open-services.net/ns/perfmon#NotRunning"/>
</rdf:Description>
</rdf:RDF>