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SQL Server 2005 and Disk drive allocation unit size to 64K - any benefit or performance?

Published 28 April 8 3:1 AM | SSQA.net

You may be aware that or seen within your Database platform about slower disk performance than expect having multiple disks in Windows Server 2003 environment when you use a hardware-based redundant array of independent disks (RAID) or a software-based...

Filed under: sql server, performance, microsoft, technet, i/o, article, disk, best practices, monitoring, deployment, layout

SQL Server configuration disk layout - best practices from field

Published 3 April 8 3:17 AM | SSQA.net

Configuration of server such as disk and memory is an important factor for SQL Server Performance, there is all about questions within newsgroups and forums that how do I setup the disk layout for a SQL Server database (say, 2005 version). Not only this...

Filed under: sql server, performance, data, log, disk, best practices, tempdb, monitoring, configuration, layout

SQL Server 2008 Resource Governor FAQ

Published 25 February 8 1:36 AM | SSQA.net

Bottlenecks aka locking & blocking is a quite common scenario within a RDBMS platform, that too SQL Server is not an exception at all. With an access to shared resources causes bottlenecks and demands on shared resources cause poor response time and...

Filed under: sql server, performance, memory, dba, i/o, disk, 2008, development, cpu, best practice, capture, resource governor

NTFS Cluster size - if changing the default cluster size on the disk is a good idea or not?

Published 16 October 7 7:18 AM | SSQA.net

You might have come across on the web resources that setting the disk to a 64k cluster size (8 * 8KB pages) might achieve the performance. But have you wondered will this really boost the disk performance, see in what scenario such as lots of reads and...

Filed under: sql server, performance, microsoft, technet, disk, partition, testing, hardware, lun, clustersize

Best and Worst of having indexed views in SQL 2005

Published 30 July 7 10:15 AM | SSQA.net

Consider to have indexed view if the queries are accessing using a f requently occurring aggregations and joins. Irrespective of whether or not a query is asked frequently, it may be a candidate for an indexed view if it takes significant time to answer...

Filed under: performance, disk, worst, indexed view, best

How to gain Disk related performance with few simple steps

Published 30 July 7 9:24 AM | SSQA.net

Within your SQL Server environment there are few simple steps you can take up in order to gain performance to a level, for instance when configuring a SQL Server that will only contain a few gigabytes (GB) of data and not sustain heavy read nor write...

Filed under: sql server, performance, indexes, microsoft, disk, IO, testing, raid, hardware, tool

SQL Server has encountered % occurrence(s) of IO requests taking longer than 15 seconds to complete on file

Published 13 July 7 5:25 AM | SSQA.net

By now you should have applied the Service Pack 4 on your SQL Server 2000 instances and you might come across the message within the SQL error log " SQL Server has encountered 5877 occurrence(s) of IO requests taking longer than 15 seconds to complete...

Filed under: sql server, performance, memory, disk, IO, subsystem, request, cpu, taking longer

Snapshot backups - do I need equivalent database size disk space?

Published 23 May 7 3:17 AM | SSQA.net

Snapshot backups are introduced in SQL Server 2005 version that uses: The underlying backup technology creates an instantaneous copy of the data that is being backed up. The instantaneous copying is typically accomplished by splitting a mirrored set of...

Filed under: sql server, performance, backup, database, disk, space, snapshot