/choose/zimbra/libexec/zmdbintegrityreport -v – This just one is made use of to examine the integrity of the Zimbra database. If We now have 100GB utilized by /opt/zimbra/shop and 80GB of /decide/zimbra/backup/zextras to the resource server , over the desired destination server we want at the very least 100GB for /opt/zimbra/shop , https://www.hostscheap.com/zimbra-migration-service