Github user davidamorimfaria commented on the pull request:
https://github.com/apache/cloudstack/pull/1409#issuecomment-182446008
proof that this works in centos 7.2 running cloudstack 4.7.1:
```
# cat /etc/redhat-release
CentOS Linux release 7.2.1511 (Core)
# systemctl status cloudstack-usage
â cloudstack-usage.service - CloudStack Usage Server
Loaded: loaded (/usr/lib/systemd/system/cloudstack-usage.service;
enabled; vendor preset: disabled)
Active: active (running) since wo 2016-02-10 15:53:12 UTC; 5min ago
Docs: http://www.cloudstack.org/
Main PID: 1750 (sh)
CGroup: /system.slice/cloudstack-usage.service
ââ1750 /bin/sh -ec export UCP=`ls
/usr/share/cloudstack-usage/cloud-usage-*.jar
/usr/share/cloudstack-usage/lib/*.jar | tr "\n" ":"`; export
CLASSPATH="$UCP:/etc/cloudstack/usage:/usr/share/java/mysql-connector-java.jar";
/usr/lib/jvm/jre/bin/java -Dpid=$$ -Xms256m -Xmx2048m -cp "$CLASSPATH"
$JAVA_CLASS
ââ1754 /usr/lib/jvm/jre/bin/java -Dpid=1750 -Xms256m
-Xmx2048m -cp
/usr/share/cloudstack-usage/cloud-usage-4.7.1.jar:/usr/share/cloudstack-usage/lib/activation-1.1.jar:/usr/share/cloudstack-usage/lib/annotations-2.0.1.jar:/usr/share/cloudstack-usage/lib/antisamy-1.4.3.jar:/usr/share/cloudstack-usage/lib/aopalliance-1.0.jar:/usr/share/cloudstack-usage/lib/apache-log4j-extras-1.2.17.jar:/usr/share/cloudstack-usage/lib/aspectjweaver-1.8.4.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-api-gateway-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-autoscaling-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-cloudformation-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-cloudfront-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-cloudhsm-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-cloudsearch-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-cloudtrail-1.10.34.j
ar:/usr/share/cloudstack-usage/lib/aws-java-sdk-cloudwatch-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-cloudwatchmetrics-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-codecommit-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-codedeploy-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-codepipeline-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-cognitoidentity-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-cognitosync-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-config-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-core-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-datapipeline-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-devicefarm-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-directconnect-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-directory-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-dynamodb-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws
-java-sdk-ec2-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-ecs-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-efs-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-elasticache-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-elasticbeanstalk-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-elasticloadbalancing-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-elasticsearch-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-elastictranscoder-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-emr-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-glacier-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-iam-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-importexport-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-inspector-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-iot-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-kinesis-1.10.34.jar:/usr/share/cloudstack-usage/lib/
aws-java-sdk-kms-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-lambda-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-logs-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-machinelearning-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-marketplacecommerceanalytics-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-opsworks-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-rds-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-redshift-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-route53-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-s3-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-ses-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-simpledb-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-simpleworkflow-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-sns-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-sqs-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk
-ssm-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-storagegateway-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-sts-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-support-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-swf-libraries-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-waf-1.10.34.jar:/usr/share/cloudstack-usage/lib/aws-java-sdk-workspaces-1.10.34.jar:/usr/share/cloudstack-usage/lib/batik-css-1.7.jar:/usr/share/cloudstack-usage/lib/batik-ext-1.7.jar:/usr/share/cloudstack-usage/lib/batik-util-1.7.jar:/usr/share/cloudstack-usage/lib/bcprov-jdk15-1.46.jar:/usr/share/cloudstack-usage/lib/bcprov-jdk16-1.46.jar:/usr/share/cloudstack-usage/lib/bsh-core-2.0b4.jar:/usr/share/cloudstack-usage/lib/cglib-nodep-3.1.jar:/usr/share/cloudstack-usage/lib/cloud-api-4.7.1.jar:/usr/share/cloudstack-usage/lib/cloud-core-4.7.1.jar:/usr/share/cloudstack-usage/lib/cloud-engine-api-4.7.1.jar:/usr/share/cloudstack-usage/lib/cloud-engine-components-
api-4.7.1.jar:/usr/share/cloudstack-usage/lib/cloud-engine-schema-4.7.1.jar:/usr/share/cloudstack-usage/lib/cloud-framework-cluster-4.7.1.jar:/usr/share/cloudstack-usage/lib/cloud-framework-config-4.7.1.jar:/usr/share/cloudstack-usage/lib/cloud-framework-db-4.7.1.jar:/usr/share/cloudstack-usage/lib/cloud-framework-events-4.7.1.jar:/usr/share/cloudstack-usage/lib/cloud-framework-ipc-4.7.1.jar:/usr/share/cloudstack-usage/lib/cloud-framework-jobs-4.7.1.jar:/usr/share/cloudstack-usage/lib/cloud-framework-managed-context-4.7.1.jar:/usr/share/cloudstack-usage/lib/cloud-framework-quota-4.7.1.jar:/usr/share/cloudstack-usage/lib/cloud-framework-rest-4.7.1.jar:/usr/share/cloudstack-usage/lib/cloud-framework-security-4.7.1.jar:/usr/share/cloudstack-usage/lib/cloud-utils-4.7.1.jar:/usr/share/cloudstack-usage/lib/commons-beanutils-1.8.3.jar:/usr/share/cloudstack-usage/lib/commons-beanutils-core-1.7.0.jar:/usr/share/cloudstack-usage/lib/commons-codec-1.10.jar:/usr/share/cloudstack-usage/lib/commo
ns-collections-3.2.1.jar:/usr/share/cloudstack-usage/lib/commons-configuration-1.10.jar:/usr/share/cloudstack-usage/lib/commons-daemon-1.0.15.jar:/usr/share/cloudstack-usage/lib/commons-dbcp-1.4.jar:/usr/share/cloudstack-usage/lib/commons-digester-1.8.jar:/usr/share/cloudstack-usage/lib/commons-fileupload-1.2.jar:/usr/share/cloudstack-usage/lib/commons-httpclient-3.1.jar:/usr/share/cloudstack-usage/lib/commons-io-2.4.jar:/usr/share/cloudstack-usage/lib/commons-lang-2.6.jar:/usr/share/cloudstack-usage/lib/commons-lang3-3.4.jar:/usr/share/cloudstack-usage/lib/commons-logging-1.1.3.jar:/usr/share/cloudstack-usage/lib/commons-net-3.3.jar:/usr/share/cloudstack-usage/lib/commons-pool-1.6.jar:/usr/share/cloudstack-usage/lib/commons-validator-1.4.0.jar:/usr/share/cloudstack-usage/lib/cxf-bundle-jaxrs-2.7.13.jar:/usr/share/cloudstack-usage/lib/ehcache-core-2.6.9.jar:/usr/share/cloudstack-usage/lib/ejb-api-3.0.jar:/usr/share/cloudstack-usage/lib/esapi-2.1.0.jar:/usr/share/cloudstack-usage/lib
/geronimo-javamail_1.4_spec-1.7.1.jar:/usr/share/cloudstack-usage/lib/geronimo-servlet_3.0_spec-1.0.jar:/usr/share/cloudstack-usage/lib/gson-1.7.2.jar:/usr/share/cloudstack-usage/lib/guava-18.0.jar:/usr/share/cloudstack-usage/lib/guava-testlib-18.0.jar:/usr/share/cloudstack-usage/lib/httpclient-4.5.jar:/usr/share/cloudstack-usage/lib/httpcore-4.4.jar:/usr/share/cloudstack-usage/lib/jackson-annotations-2.6.0.jar:/usr/share/cloudstack-usage/lib/jackson-core-2.6.3.jar:/usr/share/cloudstack-usage/lib/jackson-databind-2.6.3.jar:/usr/share/cloudstack-usage/lib/jackson-jaxrs-base-2.6.3.jar:/usr/share/cloudstack-usage/lib/jackson-jaxrs-json-provider-2.6.3.jar:/usr/share/cloudstack-usage/lib/jackson-module-jaxb-annotations-2.6.3.jar:/usr/share/cloudstack-usage/lib/jasypt-1.9.2.jar:/usr/share/cloudstack-usage/lib/java-ipv6-0.15.jar:/usr/share/cloudstack-usage/lib/javassist-3.18.2-GA.jar:/usr/share/cloudstack-usage/lib/javax.inject-1.jar:/usr/share/cloudstack-usage/lib/javax.persistence-2.1.0.
jar:/usr/share/cloudstack-usage/lib/javax.ws.rs-api-2.0-m10.jar:/usr/share/cloudstack-usage/lib/jetty-continuation-8.1.15.v20140411.jar:/usr/share/cloudstack-usage/lib/jetty-http-8.1.15.v20140411.jar:/usr/share/cloudstack-usage/lib/jetty-io-8.1.15.v20140411.jar:/usr/share/cloudstack-usage/lib/jetty-security-8.1.15.v20140411.jar:/usr/share/cloudstack-usage/lib/jetty-util-8.1.15.v20140411.jar:/usr/share/cloudstack-usage/lib/joda-time-2.2.jar:/usr/share/cloudstack-usage/lib/jsch-0.1.51.jar:/usr/share/cloudstack-usage/lib/jsr305-1.3.9.jar:/usr/share/cloudstack-usage/lib/log4j-1.2.17.jar:/usr/share/cloudstack-usage/lib/mail-1.4.7.jar:/usr/share/cloudstack-usage/lib/nekohtml-1.9.12.jar:/usr/share/cloudstack-usage/lib/not-yet-commons-ssl-0.3.9.jar:/usr/share/cloudstack-usage/lib/objenesis-2.1.jar:/usr/share/cloudstack-usage/lib/opensaml-2.6.1.jar:/usr/share/cloudstack-usage/lib/openws-1.5.1.jar:/usr/share/cloudstack-usage/lib/powermock-core-1.5.3.jar:/usr/share/cloudstack-usage/lib/powermo
ck-module-junit4-1.5.3.jar:/usr/share/cloudstack-usage/lib/powermock-module-junit4-common-1.5.3.jar:/usr/share/cloudstack-usage/lib/powermock-reflect-1.5.3.jar:/usr/share/cloudstack-usage/lib/reflections-0.9.9.jar:/usr/share/cloudstack-usage/lib/serializer-2.7.1.jar:/usr/share/cloudstack-usage/lib/servlet-api-2.5.jar:/usr/share/cloudstack-usage/lib/slf4j-api-1.7.7.jar:/usr/share/cloudstack-usage/lib/slf4j-log4j12-1.7.7.jar:/usr/share/cloudstack-usage/lib/spring-aop-3.2.12.RELEASE.jar:/usr/share/cloudstack-usage/lib/spring-beans-3.2.12.RELEASE.jar:/usr/share/cloudstack-usage/lib/spring-context-3.2.12.RELEASE.jar:/usr/share/cloudstack-usage/lib/spring-core-3.2.12.RELEASE.jar:/usr/share/cloudstack-usage/lib/spring-expression-3.2.12.RELEASE.jar:/usr/share/cloudstack-usage/lib/stax2-api-3.1.4.jar:/usr/share/cloudstack-usage/lib/trilead-ssh2-1.0.0-build217.jar:/usr/share/cloudstack-usage/lib/truth-0.23.jar:/usr/share/cloudstack-usage/lib/velocity-1.7.jar:/usr/share/cloudstack-usage/lib/wo
odstox-core-asl-4.4.1.jar:/usr/share/cloudstack-usage/lib/wsdl4j-1.6.3.jar:/usr/share/cloudstack-usage/lib/xalan-2.7.1.jar:/usr/share/cloudstack-usage/lib/xercesImpl-2.10.0.jar:/usr/share/cloudstack-usage/lib/xml-resolver-1.2.jar:/usr/share/cloudstack-usage/lib/xmlschema-core-2.1.0.jar:/usr/share/cloudstack-usage/lib/xmlsec-1.5.6.jar:/usr/share/cloudstack-usage/lib/xmltooling-1.4.1.jar:/usr/share/cloudstack-usage/lib/xom-1.2.5.jar::/etc/cloudstack/usage:/usr/share/java/mysql-connector-java.jar
com.cloud.usage.UsageServer
feb 10 15:53:15 mgmt1 sh[1750]: 15:53:15,391 INFO UsageManagerImpl:274 -
Starting Usage Manager
feb 10 15:53:15 mgmt1 sh[1750]: 15:53:15,442 INFO ComponentContext:132 -
Starting
org.apache.cloudstack.quota.QuotaStatementImpl_EnhancerByCloudStack_ffecfbc5
feb 10 15:53:15 mgmt1 sh[1750]: 15:53:15,442 INFO QuotaStatementImpl:97 -
Starting Statement Manager
feb 10 15:53:15 mgmt1 sh[1750]: 15:53:15,443 INFO ComponentContext:132 -
Starting
org.apache.cloudstack.quota.QuotaAlertManagerImpl_EnhancerByCloudStack_381d9881
feb 10 15:53:15 mgmt1 sh[1750]: 15:53:15,443 INFO
QuotaAlertManagerImpl:128 - Starting Alert Manager
feb 10 15:53:15 mgmt1 sh[1750]: 15:53:15,443 INFO ComponentContext:132 -
Starting
org.apache.cloudstack.quota.QuotaManagerImpl_EnhancerByCloudStack_e2e40673
feb 10 15:53:15 mgmt1 sh[1750]: 15:53:15,443 INFO QuotaManagerImpl:123 -
Starting Quota Manager
feb 10 15:53:15 mgmt1 sh[1750]: 15:53:15,443 INFO ComponentContext:132 -
Starting com.cloud.usage.UsageAlertManagerImpl_EnhancerByCloudStack_328874ba
feb 10 15:53:15 mgmt1 sh[1750]: 15:53:15,444 DEBUG
DefaultListableBeanFactory:243 - Returning cached instance of singleton bean
'usageManagerImpl'
feb 10 15:53:15 mgmt1 sh[1750]: 15:53:15,444 INFO UsageServer:70 -
UsageServer ready...
```
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