Browse by Tags

SQL Server and Windows Memory

Published 15 May 8 9:2 AM | SSQA.net

SQL Server 2000 Enterprise Edition introduced support for the use of Windows 2000 Address Windowing Extensions (AWE) to address 8GB of memory on Windows 2000 Advanced Server and 32GB of memory on Windows 2000 Datacentre. With AWE, SQL Server can reserve...

Filed under: sql server, memory, windows, 2000, 2005, 32-bit

SQL Server - Have you observed DBCC SHRINKFILE operation performance, on huge databases?

Published 25 April 8 3:30 AM | SSQA.net

In general it is not a best practice to perform SHRINK database operation on a production server, atleast regularly! Sometimes it may be compulsory to keep them sized in order to ensure the disk storage is not compromised for any sudden changes to databases...

Filed under: sql server, indexes, memory, databases, cache, cpu, monitoring, operating system, huge, dbcc shrinkfile

SQL Server latch waits - index contention & performance issues how DMVs can help you to get information?

Published 17 April 8 5:6 AM | SSQA.net

What kind of performance issues you see on day-to-day basis within your environment? The following elements are important factors that can add fuel to the fire (problem): Faulty hardware • Hardware that is not configured correctly • Firmware settings...

Filed under: sql server, memory, analysis, disk, IO, monitoring, configuration, iometer, contention, latches, latching

SQL Server problem: Excessive paging and memory bottlenecks

Published 16 April 8 2:2 AM | SSQA.net

Paging and Memory bottlenecks are quite common when a performance problem strikes on your SQL Server. As we discussed here previously and relevant blog posts below talks about them: Paging and Available Memory for Operating sysem, what you need to know...

Filed under: sql server, memory, audit, paging, bottlenecks, logical disk, pagesize

SQL Server 2005 Scalability and Performance - recommended limit on number of instances on a clustered environment?

Published 4 April 8 4:48 AM | SSQA.net

This is a very tricky question and hard to stick to 1 or few solutions as answer, it depends! Overall the say is if there isn’t any resource contention (from your pre-installation testing & analysis) and there is enough of each resource to go around...

Filed under: sql server, memory, maintenance plan, i/o, clustered, best practice, monitoring, resources, configuration, performance monitoring, contention

SQL Server Memory - what's your method on Configuration and Troubleshooting Issues

Published 1 April 8 4:49 AM | SSQA.net

Memory - an important aspect of system performance within a RDBMS platform, not specific to a database product or application. Coming to Microsoft related products such as Windows Server and SQL Server so on, various resources available on web such as...

Filed under: sql server, performance, memory, cache, disk space, troubleshoot, system, best practice, raid, hardware, monitoring, configuration, baseline

Error: 'There is insufficient system memory to run this query' and 'Downgrading backup buffers from 960K to 64K"?

Published 28 March 8 4:31 AM | SSQA.net

Have you ever observed the error specified above? Do you need to worry for this issue, yes! First task to check what are the memory settings on SQL Server, by default they will be DYNAMIC and quite common that they might have set with MIN & MAX settings...

Filed under: sql server, memory, error, update statistics, buffers, memtoleave, downgrade, insufficient

SQL Server error: messages are appearing when the working set of SQL Server 2005 process reaches 50 percent of the memory that is committed to the process.

Published 7 March 8 4:54 AM | SSQA.net

Have you seen the above message within the SQL Server error logs? If not then no need to worry and make sure to continue your performance monitoring tasks. So when to be concerned! It is evident that SQL Server 2005 component handles memory differently...

Filed under: sql server, performance, memory, dmv, windows, 2000, 2005, awe, 64 bit, monitoring, worker threads, paging out, buffers, verison

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

SQL Server 2005 TSQL to obtain buffers by object (table, index) in the buffer cache?

Published 1 February 8 6:30 AM | SSQA.net

As a programmer interacting with SQL Server's cache is not often needed, but when you do need to determine what is going on with the cache, or you simply need to flush the execution plans or data pages to tune a query, you now have the means to do...

Filed under: sql server, indexes, memory, dmv, cache, buffer, table, tsql, configuration

How to use TSQL to find the size of total and free physical memory within the SQL Server?

Published 24 January 8 4:28 PM | SSQA.net

Recently I have to search for the information on the total size of free physical memory on the SQL Server which is causing lots of performance issues, when reported to CSS they have supplied the following TSQL to get more information in this regard: With...

Filed under: sql server, performance, memory, microsoft, dump, physical, tsql, select, css, size

TSQL to get a quick information on detailed distribution of memory allocated

Published 10 January 8 3:4 PM | SSQA.net

By design the components that are aware of the SQL Server memory management mechanisms use the buffer pool for small memory allocations. If the allocation is bigger than 8 KB, these components use memory outside of the buffer pool through the multi-page...

Filed under: sql server, management, memory, dmv, tsql, allocated, distribution, memory_clerk

SQL Server 2005 memory configuration gotchas

Published 28 December 7 4:44 AM | SSQA.net

This may be last post in Performance Tuning & Security blog section here for this year!! Most of this year in the forums & newsgroups I have seen a common question asking about memory configuration within SQL Server 2005. As you may be aware that...

Filed under: sql server, performance, memory, security, applications, best practice, awe, pae, dynamic, 3gb, benchmarking, performance monitoring, settings

FIX: After you enable the Address Windowing Extensions (AWE) feature in SQL Server 2005, access violations may occur, and SQL Server 2005 may stop responding

Published 21 October 7 5:0 PM | SSQA.net

The following pages were recently modified. Source: Knowledge Base Product: Microsoft SQL Server 2005 Enterprise Edition & SQL Server 2005 Standard Edition Notification Contents: New and Major Modifications FIX: After you enable the Address Windowing...

Filed under: sql server, memory, kba, awe, access violation

FIX: The SQL Native Client OLE DB provider (SQLNCLI) leaks memory when you call the IRowsetFastLoad::Commit method in a SQL Server 2005-based application

Published 21 October 7 12:54 PM | SSQA.net

The following pages were recently modified. Source: Knowledge Base Product: Microsoft SQL Server 2005 Enterprise X64 Edition, SQL Server 2005 Enterprise Edition & SQL Server 2005 Standard Edition Notification Contents: New and All Modifications FIX...

Filed under: application, sql server, memory, kba, oledb, sqlnci

How to reduce paging of buffer pool memory in the 64-bit version of SQL Server 2005

Published 29 August 7 1:9 PM | SSQA.net

The following pages were recently modified. Source: Knowledge Base Product: Microsoft SQL Server 2005 Enterprise X64 Edition Notification Contents: New and All Modifications How to reduce paging of buffer pool memory in the 64-bit version of SQL Server...

Filed under: sql server, memory, kba, x64, buffer pool, paging

While processing Cubes - Error: Memory error: Allocation failure : Not enough storage is available to process this command

Published 27 August 7 5:47 AM | SSQA.net

Got an email to inbox asking a resolution for : I can't find a remedy for this problem on Google either. Any help would be appreciated. When performing the data mining cube process - Error: Memory error: Allocation failure : Not enough storage is...

Filed under: sql server, performance, memory, server, process, cube, Analysis Services

More than 3GB memory is not used even though boot.ini has these switches on /3GB /PAE /AWE.

Published 23 August 7 4:33 AM | SSQA.net

Yet another AWE memory settings blog post here that I'm posting for the issues we have had recently. Before going into details review about 3GBPAE blurb here and also refer to this KBA274750 to enable more than 2GB memory within your SQL Server Enterprise...

Filed under: sql server, performance, memory, security, windows, edition, enterprise, instances, awe, pae, 3gb

FIX: Error message when you run a SQL Server 2005 Integration Services package that contains a Script Component transformation:”Insufficient memory to continue the execution of the program”

Published 20 August 7 2:41 PM | SSQA.net

Source: Knowledge Base Product: Microsoft SQL Server 2005 Enterprise Edition & SQL Server 2005 Standard Edition Notification Contents: New and Major Modifications FIX: Error message when you run a SQL Server 2005 Integration Services package that...

Filed under: sql server, memory, ssis, kba, script

sys.dm_os_schedulers - useful to find on whether your SQL Server engine is weakening!

Published 17 August 7 8:4 AM | SSQA.net

The system DMV sys.dm_os_schedulers is an useful DMV to find such as running tasks & active workers threads etc. This is required to monitor the system state is heavily loaded or not, in particular this view will help you identify if there is any...

Filed under: sql server, performance, memory, analysis, ssms, dmv, cpu, disks