exchang DAG 2010

my exchange serer suddenly slowed down last Thursday between particular time

by checking logs : Log Name:      Application
Source:        ESE
Date:          2/12/2017 2:22:45 AM
Event ID:      103
Task Category: General
Level:         Information
Keywords:      Classic
User:          N/A
Computer:      AUx.domain.com
bpbkar32 (12892) Instance 1: Log File Integrity Check (\\?\GLOBALROOT\Device\HarddiskVolumeShadowCopy196\xxx\E06):  The database engine stopped the instance (0).

is it due to back up or something else
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Valentina PerezExchange ServersCommented:

At this moment it is working?

When backup is scheduled?

pramod1Author Commented:
no, it is suddenly happened on 1 day and affected lot of mailbox servers, there was no back up running
Valentina PerezExchange ServersCommented:

If you run now the following command: Get-MailboxDatabaseCopyStatus *

All status are healthy?


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