Exchange Server 2013 is running out of space in C drive

Hi,

I am using Exchange Server 2013 on Windows Server 2008 R2 Standard Edition. Exchange and Server 2008 R2 is installed in C Drive. The space of C drive is 200 GB. I have already moved database path and queue path to D drive when I installed Exchange.

There are  Mailbox, CAS and transport roles installed on this server. Now, the server is running out of space in C drive. when the space reach at very low point the external incoming mail stops. That time I have to remove the logs to make free some space to make exchange functional. I have not installed any other application or anything else on C drive. 

Now, I am failed to understand why it is running out of space. How can I stop this to consume space in c drive or how to free more space in c drive without investing in any other third party partion merger software.

Looking forward for any solution!

Thanks in Advance!!

Thanks,

July 8th, 2013 6:49am

You could run some free reporting tool like treesize to view which directory consume all that data. Knowing which process use all those data may give hints as how to clean them.
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July 8th, 2013 8:56am

Hi

How about Move an Exchange Server 2013 Database to a New Location.

Please refer to this article

http://exchangeserverpro.com/exchange-2013-move-database-to-new-folder-path/

Cheers

July 9th, 2013 2:04am

Hi,

If you see in above screenshot, the LogFolder Path is consuming lot of space.

How can I move this to another directory?

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July 9th, 2013 2:14am

As said Zi Feng, you can use the move-databasepath to move either or both EDB and Log files :7

Move-DatabasePath -Identity 'dbname' -LogFolderPath 'new path'

source : http://technet.microsoft.com/en-us/library/bb124742(v=exchg.150).aspx

It seem it is not your case, but you need additional steps for a DAG (http://technet.microsoft.com/en-us/library/dd979782(v=exchg.150).aspx)

July 9th, 2013 2:58am

Hi,

I have already moved the database path in D Drive, you can see in above screenshot. I want to change the path of LogFolder which is consuming around 120 GB Space.

So, this command will help me? It will effect anything?

Move-DatabasePath -Identity 'dbname' -LogFolderPath 'new path'

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July 9th, 2013 3:44am

It will dismount the database and move the log files. You need to use it on the mailbox server itself.
July 9th, 2013 3:55am

Hi Manoj,

Moving the log folder to a diffferent drive won't solve your problem, if it is the logs that is consuming all the space. You need to know why it is filling up in the first place?

Are you not doing a full backup of the database, which clears the log? If you don't, you should enable circular logging.

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July 9th, 2013 4:49am

Hi Rajith,

I am doing full backup of Exchange database which is located in my D Drive (see the screenshot below)

In this scenario what will you suggest? what can solve my problem in case of low disk space in c drive? 

furthermore, what are the advantage and disadvantage of enabling circular logging? 

July 9th, 2013 6:23am

It will dismount the database and move the log files. You need to use it on the mailbox serv
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July 9th, 2013 6:24am

How much time it will take to move and how it will effect to exchange users.

It take some time as all log file are copied, only you know how much time you need to move the LOG, it dismount the database -> no mailbox for users. If you want to shorten the time, you can do a fullbackup of the mailbox database so log file are truncated.

As Rajith pointed out, do you know why your log file are so important? Are you really sure you're backuping your database? You can use a Get-Mailbox -identity 'db name' -status | ft lastfull*  to check the last full backup.

July 9th, 2013 11:04am

Hi Bruce,

Thanks for your response.

Log file are not too important for me. I couldn't figured it out that why they are occupying too much space.

The last full backup was taken last Sunday as scheduled.


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July 9th, 2013 12:26pm

Hi Bruce,

Thanks for your response.

Log file are not too important for me. I couldn't figured it out that why they are occupying too much space.

The last full backup was taken last Sunday as scheduled.


July 9th, 2013 12:26pm

Hi Manoj,

Is it the database log files or Exchange 2013 logging? There is a lot more logging enabled by default in 2013 and hence they recommend that the Exchange install directly to be atleast 30GB in size.

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July 9th, 2013 12:29pm

Hi Manoj,

Is it the database log files or Exchange 2013 logging? There is a lot more logging enabled by default in 2013 and hence they recommend that the Exchange install directly to be atleast 30GB in size.

July 9th, 2013 12:29pm

Hi,

I think these are database log files but I am not sure. Can you please help to identify this?

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July 9th, 2013 12:58pm

Hi,

I think these are database log files but I am not sure. Can you please help to identify this?

July 9th, 2013 12:58pm

If the diskspace is taken by files starting with e000... and 1024 KB in size, these are the logfiles for your database.
Running a full backup should remove them. (so if your backup doesn't do that, best check out why)

  • Marked as answer by Manoj-Kumar Thursday, July 11, 2013 5:12 AM
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July 9th, 2013 1:13pm

If the diskspace is taken by files starting with e000... and 1024 KB in size, these are the logfiles for your database.
Running a full backup should remove them. (so if your backup doesn't do that, best check out why)

  • Marked as answer by Manoj-Kumar Thursday, July 11, 2013 5:12 AM
July 9th, 2013 1:13pm

Run Get-MailboxDatabase -Status | ft name, lastfullbackup in Exchange Shell to see when the last full backup was.

Which folder has all this log files? Paste the folder path, that will help to identify the type of log files.

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July 9th, 2013 2:48pm

Run Get-MailboxDatabase -Status | ft name, lastfullbackup in Exchange Shell to see when the last full backup was.

Which folder has all this log files? Paste the folder path, that will help to identify the type of log files.

July 9th, 2013 2:48pm

If the diskspace is taken by files starting with e000... and 1024 KB in size, these are the logfiles for your database.
Running a full backup should remove them. (so if your backup doesn't do that, best check out why)

Hi, 

It seems these are logs file as you mentioned in your comment.

See the screenshot below.. and please advise..

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July 10th, 2013 5:26am

If the diskspace is taken by files starting with e000... and 1024 KB in size, these are the logfiles for your database.
Running a full backup should remove them. (so if your backup doesn't do that, best check out why)

Hi, 

It seems these are logs file as you mentioned in your comment.

See the screenshot below.. and please advise..

July 10th, 2013 5:26am

Run Get-MailboxDatabase -Status | ft name, lastfullbackup in Exchange Shell to see when the last full backup was.

Which folder has all this log files? Paste the folder path, that will help to identify the type of log

Free Windows Admin Tool Kit Click here and download it now
July 10th, 2013 5:35am

Run Get-MailboxDatabase -Status | ft name, lastfullbackup in Exchange Shell to see when the last full backup was.

Which folder has all this log files? Paste the folder path, that will help to identify the type of log

July 10th, 2013 5:35am

In your backup, in advanced settings on the tab where you select what to backup, do you have "VSS Full backup" selected? Otherwise the logs won't be cleared down

regards

Nick

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July 10th, 2013 10:52am

In your backup, in advanced settings on the tab where you select what to backup, do you have "VSS Full backup" selected? Otherwise the logs won't be cleared down

regards

Nick

July 10th, 2013 10:52am

Hi,

I was taking backup by selecting VSS Full Backup. The problem was Microsoft Exchange Extended Backup capabilities service was stopped.  Now, I have restarted the service. The backup is running. I am looking forward for logs will be cleared.

Will post the result soon!!

Thank yo

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July 10th, 2013 11:47am

Hi,

I was taking backup by selecting VSS Full Backup. The problem was Microsoft Exchange Extended Backup capabilities service was stopped.  Now, I have restarted the service. The backup is running. I am looking forward for logs will be cleared.

Will post the result soon!!

Thank yo

July 10th, 2013 11:47am

Hi,

After a successful full backup the logs has been purged automatically, now C drive has 126 GB free space. Thanks all for your support.

One more question, to prevent this situation again in future what should I do?

Should I take full backup on regular interval?

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July 11th, 2013 5:12am

Hi,

After a successful full backup the logs has been purged automatically, now C drive has 126 GB free space. Thanks all for your support.

One more question, to prevent this situation again in future what should I do?

Should I take full backup on regular interval?

July 11th, 2013 5:12am

Hi Manoj,

i have the same problem, (C drive is very low), could you please inform me what do you mean about full backup, do you mean just enable the circular logging?

Thanks in advance

Mina

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June 17th, 2015 11:44am

Hi Manoj,

i have the same problem, (C drive is very low), could you please inform me what do you mean about full backup, do you mean just enable the circular logging?

Thanks in advance

Mina

June 17th, 2015 11:44am

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