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Available physical memory

Discussion in 'PC Hardware' started by mattman, 2005/09/05.

  1. 2005/09/05
    mattman

    mattman Inactive Alumni Thread Starter

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    Hi Everyone,

    Two of us are trying to find out why our friends' son's HP is running slow. We have stopped a lot of programs from running at startup and started checking the monitors. We booted up to the desktop and went straight to system information (Win XP Home). Total physical memory = 192MB (onboard graphics); Available physical memory = 16MB. We kept refeshing and found the APM slowly came up to 42MB. Went to Task Manager, it said there were only 40 or maybe 50MB of programs loaded. My friend didn't like the look of Helpctr.exe (13MB) and ended it. APM came up to 82MB.

    Can anyone help with what the APM is doing :confused:
    Does anyone know how to stop Helpctr.exe (microsoft program, part of Help and Support) from starting up?

    I am going to take it on the 'net tomorrow and get antispyware and Hijack this. Antivirus is up to date.

    Regards to you all,
    Matt
    PS I am working on the harddrive...cleanup, checkdisk, defrag etc. It seems to be increasing quite a bit in speed, but when you open a program you can actually see the "window" being built. It also slow starting up and shutting down.
    Don't say it's probably because it's a HP, I already know that! :D
     
  2. 2005/09/05
    Christer

    Christer Geek Member Staff

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    Hi Matt!

    Set the "Help and Support" service to manual (assuming that it is in the default automatic).

    I recommend to check out Windows XP Home and Professional Service Pack 2 Service Configurations and go by the "SAFE" settings. It frees up quite a lot of memory.

    I have almost nothing autostarting, only AntiVirus and FireWall. I have typically a memory load of ~150 MB in Task Manager immediately after starting the system. That would leave ~40 MB free on Your friends sons computer. I would conclude that the current situation is "within normal ". (There is a limp to that comparision, I'm on XP-pro, not XP-home and I assume that pro loads more than home.)

    I would upgrade RAM to a total of 512 MB, especially since it is shared with the graphics. 64 MB graphics + 192 MB equals a 256 MB stick, right? Add another 256 MB stick!

    Christer
     
    Last edited: 2005/09/05

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  4. 2005/09/05
    oshwyn5

    oshwyn5 Inactive

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    It is normal for windows XP to use as much physical memory as it can get (up to a limit)
    Why would you want to not use physical memory , but force it to use slower virtual memory(Swap file) on the hard drive? It will use as much of the RAM (Physical memory) as possible , ,keeping the most important things there and the less important items off on the swap file.

    256MB is really the bottom end for decent XP performance, I would suggest that the best thing to do is to add another stick of RAM.


    Standard maintenance helps, uninstall unneeded programs, check for spyware, trojans and viruses. Run disk cleanup and defrag. Clear the prefetch folder .
     
  5. 2005/09/05
    Christer

    Christer Geek Member Staff

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    A comment on oshwyn5's post:

    The memory reading in the XP Task Manager is labeled "Pagefile Usage" (or whatever the english version label is). That is not the truth. It is should be labeled "Virtual Memory" (as in Win2K) because that's what the reading is. You need a third party application to find out how much is in RAM and how much is in the pagefile. XP will use RAM and pagefile in parallel (by design) but as long as the reading is lower than installed RAM, You know that it doesn't use the pagefile due to lack of RAM.

    However, opening a few applications like Word or Excel will bring the computer to paging out from RAM. "Heavier applications ", like Photoshop and Powerpoint will put a definite strain on that system.

    Christer
     
  6. 2005/09/05
    sparrow

    sparrow Inactive

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    Hi Matt

    I'd vote for another 512 MB for a young man who'll use the computer heavily. That should make a noticeable improvement.
     
  7. 2005/09/06
    mattman

    mattman Inactive Alumni Thread Starter

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    Hi Fellas,
    It went even better today. I took along and tried my stick of 512MB, that did help, so we are going to add 256MB (it almost ran like a real computer :D ), you can still notice the windows being built, but was a lot faster at startup and shutdown. Something is clogging the harddrive or dragging down the performance in the background. I could not get it connected to the net, I will take antispyware and HJT with me tomorrow on disk. Norton Antivirus found 1 spyware.

    With 512MB of RAM installed, Available Physical Memory was still only 190-200MB at the desktop. Something is filling up that RAM.

    I remember the discussion on pagefile Christer, it makes more sense to me now that I can see it in WinXP.

    Thanks for all the suggestions.
    Matt
     
  8. 2005/09/06
    Christer

    Christer Geek Member Staff

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    Hi Matt,
    please, keep us posted!

    I often come across computers like the one You're dealing with right now. Adding RAM and increasing the size of the pagefile is one of my first actions. Well, actually in the reverse order, first increase the pagefile to keep XP from resizing it (which takes a lot of system resources) and next, send the owner shopping for RAM.

    During the installation of XP, the pagefile is set to 1.5-3.0 x installed RAM. In this case, the 64 MB nicked by the graphics are not available to the system so I assume that it is set to 288 MB - 576 MB. I would increase the size to 768 MB - 1536 MB, which corresponds to the default size with 512 MB RAM installed (and all available to the system).

    This will make the pagefile fragmented but there is a simple way to make it contigous ...... :cool: ...... if You are a Ghost user, that is. See reply #7 in DISC DEFRAGMENT TOOLS at the Radified Forums.

    There is no end to the benefits of Ghost ...... :p ...... !

    Christer
     
  9. 2005/09/06
    mattman

    mattman Inactive Alumni Thread Starter

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    Ghost...Ghost, I wish I could. It is 11Gig of data on C: and a HP "recovery" D: drive (760MB free). I would be too scared to touch it with Partition Magic.
    I only have a spare 6Gig harddrive at home.
    I would love to Ghost it across to a good, speedy drive and see how it performs on that. The HDD drive LED does not "flash ", it only "blinks "...a lot.

    Matt
     
  10. 2005/09/06
    PeteC

    PeteC SuperGeek Staff

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    Hi Matt
    Have you run any disk diagnostics, benchmarks on the drive? - maybe it's getting tired :D
     
  11. 2005/09/06
    sparrow

    sparrow Inactive

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    I'm sure you've checked the CPU and memory bus speeds in the BIOS, but thought I'd remind you anyway. Seen a drop there really slow things down.
     
  12. 2005/09/06
    mattman

    mattman Inactive Alumni Thread Starter

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    I might have time to check some of those today. :)

    Is there a DMA setting for the HDD in Windows? It's not in the drive properties.

    Matt
     
  13. 2005/09/06
    PeteC

    PeteC SuperGeek Staff

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    Yup - Device Manager > IDE .... Controllers > expand > double click on Primary/Secondary > Advanced Settings.
     
  14. 2005/09/06
    Arie

    Arie Administrator Administrator Staff

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    That's quite some free ram... Right now I have only 512MB installed, because I have my 1GB stick in the mail for a replacement, and Task manager is showing 162600K (158MB) available, with only about 50% of my usual programs open.
     
  15. 2005/09/07
    mattman

    mattman Inactive Alumni Thread Starter

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    Hi Arie, this computer is really only used for playing music, talking to friends through Messenger and downloading a few bits and pieces. Admittedly it has not been "cleaned up" since they got it. It surprises me how poorly it was running.

    I gave it back to them today. It is now running OK, it is throwing windows straight onto the screen. Startup and Shutdown are still not good, but it has been taken off the router for shared ADSL, so I am hoping that it will speed up when it finds the network again.

    Spybot found about 5 items, I don't think they were nasty, but speed improved.

    I closed about 5 items with HiJackThis, they were internet stuff.

    Cleaned out the Prefetch folder.

    Last thing was to use Christer's suggested website to stop or disable unneccessary services. I did not get a chance to check the available memory afterwards.

    My view of what was happening:
    A lot of programs were being loaded at startup, Norton Antivirus and Internet Security, printer, scanner, camera, updating programs, web connections, monitoring programs, etc, etc and etc. First, they had to be loaded into RAM, ouch, out of space. Then they had to farmed out into the pagefile, waiting, waiting, with a HDD that I think may be quite average (a WD, but maybe the cheapest bulk-buy). You could hear the drive heads thrashing about when I started, they were quiet after the cleanup and defrag. It still seems slow accessing the drive.

    At the same time things are being loaded, Norton Antivirus wants to start checking files...great! :D . I would love to disable it from running automatically, but can't on a child's computer. I have educated my sister in how to basically avoid "catching nasties" and set her NAV to manual, for a 400Mhz, frankly, it now runs better than the 2.6Ghz HP (although it ran almost the same before I did). NAV may be good on a nice clean system, but I think it causes a lot of problems once the system starts filling up.

    The extra RAM has improved things, but I see it as an excuse to run an overloaded system. Take the 64MB of graphics away from 256MB and it will run XP and some programs...for a while. Start installing...how many programs want to load at startup?? Everything wants to monitor, sit in the system tray or be there when it thinks you may need it. Not many have background installation disabled as default then ask you if you would like to enable it...most don't even ask about disabling it! :mad:

    My rant for the moment :)

    Much appreciate all the help :)
    Matt
     
  16. 2005/09/07
    Arie

    Arie Administrator Administrator Staff

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    Yea, OEM's (HP / Dell & others) are known to load a pc with "monitoring" stuff that runs on startup, sucking memory!

    But I'd say 512MB should be the minimum for XP.

    The next Windows (Windows Vista) will most likely list 512MB as minimum, but you'd want 1GB ;)
     
  17. 2005/09/07
    oshwyn5

    oshwyn5 Inactive

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    Physical Memory:
    Total 511 MB
    Used 305 MB
    Free 205 MB
    Utilization 60 %

    Swap Space:
    Total 1248 MB
    Used 264 MB
    Free 984 MB
    Utilization 21 %

    Virtual Memory:
    Total 1760 MB
    Used 570 MB
    Free 1189 MB
    Utilization 32 %

    Physical Address Extension (PAE):
    Supported by Operating System Yes
    Supported by CPU Yes






    Do not overlook the bios setting for the Aperture for video card.
    The 64MB dedicated to it does not show up at all, but there is a second setting for RAM the video card can access / reserve for additonal storage of textures etc. Set to low and graphic intensive applications will crash , set to high and it will bog down the system.
    Normally 96-128MB is a good setting.
     
  18. 2005/09/07
    Christer

    Christer Geek Member Staff

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    oshwyn5,
    are those figures from Your system? Which source?

    Christer
     
  19. 2005/09/08
    mattman

    mattman Inactive Alumni Thread Starter

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    Just a point my friend made as he was looking at the computer. A sticker on the front says "This computer has 256MB of RAM ", another says "This computer has 64MB onboard graphics ". If you were looking at running programs with specifications of 256MB RAM, I suppose you would be very disappointed if you did not know the link between them. In fact, a young fellow at work said he was having trouble with running Warcraft III and could I get some RAM for him. He has an almost identical Compaq computer (256 - 64). I checked the specs, W/CIII asks for 256MB recommended, no wonder he was having trouble. Since I had to get 256MB for the first machine, I got one stick of 512MB and put it into the first machine and added the 256MB to the second. Saved $10 on buying two sticks of 256, so the fellow from work only had to pay $35. He is really pleased.

    My friend with the HP rang today and said his son was really pleased with the performance. [I would like to know if it actually runs better than the day they bought it home :D ]

    Smiles all round!
    -----------------------------------------------------
    oshwyn, not a bad point. If I get to see it again soon I will check the Aperture setting. It can be boosted now that extra RAM is available. I have seen recommendations that it be set to half the total system RAM, but 256MB is unneccessary. I set it to 128MB when enough RAM is available.

    Matt
     

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