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SQL Server 2008
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SQL Server 2008 Administration
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memory sql 2008
memory sql 2008
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Oracle_91
Oracle_91
Posted Thursday, January 10, 2013 10:59 PM
Say Hey Kid
Group: General Forum Members
Last Login: Friday, May 17, 2013 4:46 PM
Points: 675,
Visits: 1,559
Hi All,
Recently, i am going through the memory concepts of sql server 2008 and i need some clarifications from expericenced folks to get better clarity on below terms and objects.
What is Memory object and memory node and where does the memory clerks and single allocators and Multi page allocators fit in Memory Allocations.
Basically, How does sql server allocates memory for a request and also interested to know who all are the memory consumers? is the ones which are present in sys.dm_os_memory_clerks(bpool,sqlutilities.. ) are the memory consumers
or else is there anything like external memory consumers. Need clarifications on this.
Any brief descriptions with example would be a great help. Looking forward for your valuable comments.
Thanks in advance.
Post #1405763
opc.three
opc.three
Posted Friday, January 11, 2013 5:19 AM
SSCertifiable
Group: General Forum Members
Last Login: Today @ 12:39 PM
Points: 6,722,
Visits: 11,765
Oracle_91 (1/10/2013)
Hi All,
Recently, i am going through the memory concepts of sql server 2008 and i need some clarifications from expericenced folks to get better clarity on below terms and objects.
What is Memory object and memory node and where does the memory clerks and single allocators and Multi page allocators fit in Memory Allocations.
Basically, How does sql server allocates memory for a request and also interested to know who all are the memory consumers? is the ones which are present in sys.dm_os_memory_clerks(bpool,sqlutilities.. ) are the memory consumers
or else is there anything like external memory consumers. Need clarifications on this.
Any brief descriptions with example would be a great help. Looking forward for your valuable comments.
Thanks in advance.
Why do you want to know?
If you are seriously interested in the inner workings of the memory subsystem then I can recommend this book to you:
Microsoft® SQL Server® 2008 Internals (Pro - Developer) [Paperback]
Kalen Delaney (Author), Paul S. Randal (Author), Kimberly L. Tripp (Author), Conor Cunningham (Author), Adam Machanic (Author)
It answers the question you are asking, and a whole lot more related to the topic required to fully understand how memory is managed inside SQL Server 2008.
Spoiler alert: memory management has been drastically reworked in SQL Server 2012 so if you're getting into SQL Server and you want to learn the latest technology then skip the 2008 book and go for
Microsoft SQL Server 2012 Internals [Paperback] by Kalen Delaney (Author)
__________________________________________________________________________________________________
There are no special teachers of virtue, because virtue is taught by the whole community.
--Plato
Believe you can and you're halfway there.
--Theodore Roosevelt
Everything Should Be Made as Simple as Possible, But Not Simpler
--Albert Einstein
The significant problems we face cannot be solved at the same level of thinking we were at when we created them.
--Albert Einstein
1 apple is not exactly 1/8 of 8 apples. Because there are no absolutely identical apples.
--Giordy
Post #1405922
Oracle_91
Oracle_91
Posted Thursday, January 17, 2013 8:30 PM
Say Hey Kid
Group: General Forum Members
Last Login: Friday, May 17, 2013 4:46 PM
Points: 675,
Visits: 1,559
Thank you.
Post #1408698
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