Get-MailboxStatistics
SafeMailbox size
Get-MailboxStatistics <user> | fl TotalItemSize,ItemCount
Shows mailbox size and item count — the first check when 'can't receive mail' means quota.
Examples
Get-Mailbox -ResultSize Unlimited | Get-MailboxStatistics | sort TotalItemSize -desc | select -First 10 DisplayName,TotalItemSizeTop 10 largest mailboxes
Syntax
Get-MailboxStatistics <identity> [| fl TotalItemSize]
Before you run it
Read only.
Used when you see
Related commands
- Get-MailboxInspect mailboxes
- Set-MailboxConfigure a mailbox
The same reference, with no signal at all
Every command and flow from this site, held on your device and searchable with no connection. Free to install, no ads.
Get it free on the App Store