Quick Tip - Speed a Slow Restore from the Transaction Log

Posted by KKline on SQL Blog See other posts from SQL Blog or by KKline
Published on Wed, 14 Nov 2012 15:59:00 GMT Indexed on 2012/11/20 11:19 UTC
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administration

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backup

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best practices

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DBA

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io

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Performance

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SQL Server 2012

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Tips

Here's a quick tip for you: During some restore operations on Microsoft SQL Server, the transaction log redo step might be taking an unusually long time. Depending somewhat on the version and edition of SQL Server you've installed, you may be able to increase performance by tinkering with the readahead performance for the redo operations. To do this, you should use the MAXTRANSFERSIZE parameter of the RESTORE statement. For example, if you set MAXTRANSFERSIZE=1048576, it'll use 1MB buffers. If you...(read more)

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