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Re: HDD still full after shrinking transaction log

Posted by sifrah on 11/24/06 11:25

Dear Erland,
Thanks for the informative response.
The old administrator didn't back up the DB and log on a regular basic
and that why I got all this mass.

To resolve the issue, i did a backup for the DB and log a few times
until the space cleared from the HDD.

To prevent the issue from happening again i set a maintenance plan to
do a backup every night on top of my backup exec backups.

Do you think it's ok?

Thanks

Erland Sommarskog wrote:
> sifrah (sifrah@walla.com) writes:
> > My SQL server transaction log is getting bigger every day and my HDD if
> > running out of space.
>
> So that is the first question: why does the log keep growing?
>
> That leads us to the next question: if the database crashes, do you need
> up-to-the-point recovery? Or would you be content with restoring the latest
> backup, and lose some data?
>
> In the first case, you should run with full recovery, and backup your
> database and transaction log regularly. If you never backup the log, it
> will just grow and grow.
>
> If you don't care about up-to-the-point recovery, set the recovery mode
> to simple. SQL Server will then truncate the transaction log regularly.
> It can still grow if you run a huge transaction, as the log is never
> truncated past any active transaction. Note that truncate and shrink is
> not the same thing.
>
> If you have a log that just keeps growing, I suspect that you run with
> full recovery, but never back up the transaction log.
>
> > So i follow the MS KB about how to Shrinking the Transaction Log.
> > After doing so the log is much much smaller as i can see the size of it
> > under enterprise manager.
> >
> > The problem is that the HDD still shows the same size.
> > If i shrink the DB why the and reduce its size why the HDD does not
> > shows it?
>
> What do you mean with the HDD shows the same size? Has the size of the
> file changed, but Explorer still shows the same amount of used space?
>
>
>
>
> --
> Erland Sommarskog, SQL Server MVP, esquel@sommarskog.se
>
> Books Online for SQL Server 2005 at
> http://www.microsoft.com/technet/prodtechnol/sql/2005/downloads/books.mspx
> Books Online for SQL Server 2000 at
> http://www.microsoft.com/sql/prodinfo/previousversions/books.mspx

 

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