oap-server org.apache.skywalking 8.1.0-SNAPSHOT 4.0.0 server-starter-es7 A backend starter specially for ElasticSearch 7 storage jar 7.0.0 org.apache.skywalking server-bootstrap ${project.version} org.apache.skywalking storage-elasticsearch7-plugin ${project.version} org.apache.skywalking tool-profile-snapshot-exporter-es7 ${project.version} skywalking-oap org.apache.maven.plugins maven-assembly-plugin assembly package single src/main/assembly/assembly.xml