server 2008 enterprise with sql 2005

  • hi

    i am setting up a test system with sql 2005 std sp 2 on server 2008 ent which has 6gb of ram..

    i know from previous version i need to add a 3gb switch to the boot record to allow sql to utilise extra memory - in server 2008 from what i have read i am to run BCDEDIT /SET PAE ForceEnable

    is that correct?

    can anyone advise me on a script that will show me the memory available for sql to prove this has worked?

    cheers

    mal

  • found it!

    SELECT * FROM sys.dm_os_performance_counters

    WHERE counter_name IN ('Target Server Memory (KB)','Total Server Memory (KB)')

    which shows it worked ! 🙂

  • 32 bit or 64 bit? (OS and SQL)

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • both 32 bit

  • I would recommend that you don't use /3GB here, all that will let SQL do is access 3GB of memory instead of 2. The memory above the 4GB boundry will still be unavailable.

    Rather use AWE, the /PAE switch if it's necessary (I don't think it is on Server 2008) and then set SQL's max memory to 5GB.

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • Why SP2 ? SP4 has been out a while. At least go to SP3 for all the big fixes.

  • yea ill upgrade to sp3 once im happy with current setup - the install discs just are sp 2

    is it just bug fixs or are there any decent new features?

  • Bug fixes (including some nasties). It's generally frowned on for a service pack to include new features. MS took a lot of flack for that with 2005 SP2.

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • any bug fixs that could improve overall performance?

  • malachyrafferty (7/28/2011)


    any bug fixs that could improve overall performance?

    For SQL, no. For you own code, it's called tell at the developers to fix their mess.

    Bad query performance is seldom a SQL bug (as in really, really, virtually never seldom). It's from poorly written queries and/or poor indexing.

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • cheers ninja - we actually are running pretty decently - i was just wondering if there was anything that maybe would give us an unexpected boast in sp3

  • malachyrafferty (7/28/2011)


    cheers ninja - we actually are running pretty decently - i was just wondering if there was anything that maybe would give us an unexpected boast in sp3

    Sure give me a call and I'll do a server checkup. I promess I'll make more of an impact than SP3 ;-).

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