EXCHANGE Mail 查詢user信箱佔資料庫大小， Exchange - Get Top Huge Mailbox

執行 Exchange Management Shell ( ExchangePowerShell )

Get-Mailbox -ResultSize Unlimited | Get-MailboxStatistics | Sort-Object TotalItemSize -Descending | Select-Object DisplayName,TotalItemSize,DatabaseName -First 30

TotalItemSize to TotalItemSizeGB

@{Name="TotalItemSizeGB";Expression={$_.TotalItemSize.Value.ToGB()}}