1.copy folder "data" in geoserver to on another computer and replace it to .war and geoserver folder
2-dump database old to new computer
3-restart tomcat
/ etc / init.d / tomacat7 restrat
4-change owner "data" on geoserver to tomcat user
-cd в / var / lib / tomcat7 / webapps / геосервер sudo chown -R данные tomcat7 sudo chown -R: данные tomcat7
5-reload store on geoserver