![]() ![]() Also, since you are doing an in-place upgrade you want to make sure you have everything covered prior to the upgrade. The Upgrade Advisor will analyze and provide reports on the database objects, T-SQL scripts and deprecated commands (if there are any), so you can address these prior to the upgrade. To have a successful upgrade, you need to plan and put together the necessary test cases. The Upgrade Advisor can be downloaded from this page and can be run against SQL Server 2000, 2005 or 2008. This tip gives a step by step explanation and covers all related information. To understand the features and functionality of this tool, you can refer to this tip " Overview of Microsoft SQL Server 2008 Upgrade Advisor". The SQL Server 2008 R2 Upgrade Advisor is a simple and straightforward tool which will help detect any issues for the upgrade to SQL Server 2008 R2. If you need to find your current SQL Server version and edition you can refer to this tip. Upgrade Advisorīefore doing the actual upgrade you should run the Upgrade Advisor to understand the impact on the existing SQL Server edition. The step by step process is outlined below. We can find this option in the SQL Server Installation Center under the Maintenance section. ![]() I would also recommend a waitstats analysis too.To upgrade the version or edition of SQL Server, Microsoft offers the Edition Upgrade wizard to do this task. ORDER BY avg_io_stall_ms DESC OPTION (RECOMPILE) Io_stall_read_ms + io_stall_write_ms AS, num_of_reads + num_of_writes AS ,ĬAST((io_stall_read_ms + io_stall_write_ms)/(1.0 + num_of_reads + num_of_writes) AS NUMERIC(10,1))įROM sys.dm_io_virtual_file_stats(null,null) AS fs Num_of_writes,CAST(io_stall_write_ms/(1.0+num_of_writes) AS NUMERIC(10,1)) AS , SELECT DB_NAME(fs.database_id) AS, mf.physical_name, io_stall_read_ms, num_of_reads,ĬAST(io_stall_read_ms/(1.0 + num_of_reads) AS NUMERIC(10,1)) AS ,io_stall_write_ms, This query will get you cumulative stats since sql server start time: Perform a file IO stall analysis during various periods while things of concern are running. We think that there can be a big improvement with a better disk stategy. They said but all physical files are on different drives which are in different LUNs and my & my boss's argument with that was, but is still basically a same physical device. ![]() The disks that it uses are all on same physical SAN device which happens to be the same device entire company uses for pretty much everything. I did find another issue with the SQL Server setup though. The client has finally appointed a DBA and I shall gladly handover everything I did and move back to my much loved software development. Did not realise that this topic was still going. ![]()
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