XP on iMac - Sluggish performance

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philbagg

philbagg

Just Killing Time
iMac, late 2006 Generation

XP info:

System:
Microsoft Windows XP Professional Version 2002 Service pack 3

Computer:
Intel(R) Core(TM)2 CPU
T7400 @ 2.16GHz
2.16GHz, 2.98 GB of RAM
Physical Address Extension

Leopard info:
Version 10.5.8, same hardware.

I've installed XP via Boot Camp. The internal drive in the mac is 230gb (total), and I allocated 60gb to XP. I formatted the partition to NTFS (not quick), and completed the rest of the setup. I then inserted the Leopard DVD and installed the boot camp drivers. Then I downloaded all available updates for XP, and the only other thing I've installed is Mozilla Firefox. I've also made changes to the system using an optimization guide (link below), and the performance seems to be the same before and after.

http://www.tim-carter.com/music-prod...production.php - I've only done as far as number 20.

The performance is very sluggish. It shows most while scrolling. It's not smooth and jitters a lot. On previous installations of XP on this computer, I've run audio software (Pro Tools/Cubase) and the performance is terrible. It can't handle even the simplest of tasks - Pro Tools 7.4 asked me to increase the hardware buffer size (from 256 samples), for trying to play a stereo track (only thing in the session) with no plug-ins, nothing.

On the Mac OSX side of the machine, however, performance is fine. Everything runs smoothly.

As far as I know, the specs of the computer are pretty good. I can't understand why performance wouldn't be up to scratch :confused:

So, I'm just wondering if anybody has any ideas on what's going on? Is this normal, or am I missing something? It seems like Windows isn't using the full power of the hardware.

If you need any further info, I'll post it. Thanks guys :)
 
You're basically running extensions to one operating system to run another operating system on top of it. Every task that the Windows installation has to complete has the double overhead of two operating systems.

Why on earth would you want to do what you're doing?
 
You're basically running extensions to one operating system to run another operating system on top of it. Every task that the Windows installation has to complete has the double overhead of two operating systems.

No, this is Boot Camp, not a virtualization environment. The only thing Boot Camp emulates is a PC BIOS on top of EFI. The rest of Boot Camp is a bunch of Windows drivers for various pieces of hardware in the machine. (And even if you were running in a virtualization environment like VMware or Parallels, there's not nearly as much overhead as you might expect.)

My guess is that there's something wrong with either the power management drivers or the video drivers; either your CPU or GPU is getting throttled. That's just a guess, though. I'm not really familiar with Windows---are there log files that you could check to see if any drivers are failing to load?
 
You're basically running extensions to one operating system to run another operating system on top of it. Every task that the Windows installation has to complete has the double overhead of two operating systems.

As dgatwood said, this is boot camp. It's a dual boot. It has little to do with OSX once it boots into windows.

Why on earth would you want to do what you're doing?

Because I prefer windows.

My guess is that there's something wrong with either the power management drivers or the video drivers; either your CPU or GPU is getting throttled. That's just a guess, though. I'm not really familiar with Windows---are there log files that you could check to see if any drivers are failing to load?

:confused:

I think what you're talkin about is a little over my head. Would you care to explain?
 
Can you post a list of what you changed? The link you posted is broken. The whole "audio tweaks for XP" thing is largely a moot point with the horsepower of today systems and digging around and turning off services based on what someone recommends on a web page is not always the thing to do (especially on a bootcamped Mac) and very often may have dire consequences for your system with little actual benefit. Why take a chance that it will mess something up for a minuscule performance increase on a system that has plenty of power to begin with?
 
Can you post a list of what you changed? The link you posted is broken. The whole "audio tweaks for XP" thing is largely a moot point with the horsepower of today systems and digging around and turning off services based on what someone recommends on a web page is not always the thing to do (especially on a bootcamped Mac) and very often may have dire consequences for your system with little actual benefit. Why take a chance that it will mess something up for a minuscule performance increase on a system that has plenty of power to begin with?

Good point. Although one thing I will change is the display settings. I actually prefer the "Optimize for best performance" option, in looks and performance (if there's any change).

As for the list - you're right, the link is broken :confused:

Sorry about the length, but I didn't write it :o

1.Processor Scheduling – Set to Prioritise Background Services This is an essential tweak for musicians, but not for the general Windows user. As most musicians will be using ASIO, it is vital to prioritise this in your system. To do this, right-click on ‘My Computer’, then select ‘Properties’. In the ‘Advanced’ tab, go to Performance>Settings, click on the ‘Advanced’ tab here, and change the processor scheduling from ‘Programs' to ‘Background Services’ using the radio button.

2.Set Page File Size
In the same tab as the ‘Processor Scheduling’ tweak above, you will find a section entitled ‘Virtual Memory’. Click the ‘Change’ button to modify your page file size.The Page File is used by Windows to simulate RAM when actual physical RAM is running low – hence the term ‘virtual memory’. It is also commonly referred to as a paging file or swap file. For best performance, you should set the initial size and the maximum size to the same value – if you have enough hard drive space, the ideal would be 4095MB.

However, I would recommend that you do not set it lower than 2GB – running out of virtual memory is definitely a bad thing, whereas most modern PCs have multi-gigabyte hard drives which can comfortably devote a couple of gigs to the page file. Of course, you should have as much physical RAM in your PC as possible – it is one of the components of your machine that has an immense impact on performance and can be easily upgraded. At least 1GB is recommended for music applications.If you have more than one physical hard drive, you can achieve better page file performance by putting it on the drive that Windows isn’t booting from – that is, you should have your page file and your Windows installation on completely separate physical hard drives.

3.Disable Visual Effects
Staying in the ‘Performance Options’ menu, click on the ‘Visual Effects’ tab. Here you should select the radio button which says ‘Adjust for Best Performance’. This will ensure that Windows doesn’t waste any of your precious PC resources just to make the interface look ‘prettier’.

4.Disable Error Reporting
If you close the ‘Performance Options’ menu, you will be in the ‘System Properties/Advanced’ tab again. Here you can click on ‘Error Reporting’ and use the radio button to disable error reporting. This will not boost performance as such, but it will stop Windows from asking you to send an error report any time something goes wrong with a program you’ve been running. You can leave the ‘But notify me when critical errors occur’ checkbox ticked.

5.Disable Automatic Restart
In the ‘System Properties/Advanced’ tab, click on the ‘Settings’ button in the ‘Startup and Recovery’ section.In the ‘System Failure’ section, uncheck the box marked ‘Automatically Restart’.

6.Disable Remote Access
In the ‘System Properties’ menu, click on the ‘Remote’ tab. Here you can uncheck the Remote Assistance and Remote Desktop boxes. Unless you specifically need to access your PC from another computer, you should disable this capability.

7.Remove Screensaver and Wallpaper Another unnecessary visual effect is desktop wallpaper – to help keep Windows nice and brisk, don’t use any wallpaper. Right-click on the desktop, select ‘Properties’ and in the ‘Desktop’ tab, select ‘None’ as your background.While we’re here, you should also disable your screensaver. Go to the ‘Screen Saver’ tab, and select ‘None’.Also, you should keep the number of icons (shortcuts, folders etc.) on your desktop to a minimum – preferably none – as these also need to be loaded by Windows. Any shortcuts you need can be stored in your quick launch menu (just to the right of the big ‘Start’ button).

8.Disable Power Management and Hibernation
Still on the ‘Screen Saver’ tab, click on the ‘Power’ button to access the monitor power menu. Here you can set your power scheme to ‘Home/Office Desk’. Now make sure that the drop-down menus for ‘Turn off monitor’, ‘Turn off hard disks’ and ‘System Standby’ are all set to ‘Never’.Now go to the ‘Hibernate’ tab and ensure that the ‘Enable Hibernation’ checkbox is not ticked.

9.Turn Off Drive Indexing
By default, Windows indexes all hard drives to enable you to find files more quickly – in practice, however, this is only beneficial for extremely complex searches and will not benefit most users. Disabling this feature will increase your system’s overall performance.To do this, simply open Windows Explorer (right-click on Start and select Explore). Then right-click on each hard drive in your system and select ‘Properties’. Here you should uncheck the box marked ‘Allow indexing service to index this disk for fast file searching’.Also, never use compression on your drives, as this entails a significant performance hit. Make sure the ‘Compress drive to save disk space’ box is left unticked.

10.Hard Drive Write Caching
Windows XP normally uses write caching on all drives – this means that a small area of system memory (cache) is set aside for data to be stored in before being written to the disk itself. For most users, this results in optimal hard disk performance. However, if you are recording (for example) a particularly long piece of audio, then the cache may be filled before the recording is finished - at which point the contents of the cache are suddenly dumped onto the hard drive, possibly resulting in dropouts and glitches in the sound file. Depending on how you use your drive, you may find that write caching either improves or reduces performance. You can experiment for yourself to find out which suits you best.To enable write caching, go to the ‘Hardware’ tab in the hard drive properties menu (see previous point), select your hard drive from the list and click ‘Properties’. Now click on the ‘Policies’ tab and select ‘Optimise for performance’.To disable write caching, select ‘Optimise for quick removal’. It is always a good idea to disable write caching for removable flash drives, and also for external USB/FireWire hard drives if you plan on plugging them in and out a lot.

11.Reduce Recycle Bin Size
In Windows Explorer, right-click on the recycling bin and select ‘Properties’. By default, Windows allows the recycle bin to use 10% of your drive space. This can lead to a huge waste of space on large hard drives – 2% should be perfectly adequate for most users. On the ‘Global’ tab, use the slider to set the recycle bin size to a suitable value – you will need to select ‘Use one setting for all drives’ first. Another thing I find really useful is not having Windows ask for confirmation every time I want to delete something. To achieve this blissful condition, simply uncheck the ‘Display delete confirmation dialog’ box.

12.Turn Off Network Folders
Staying in Windows Explorer, click on the ‘Tools’ tab and select ‘Folder Options’. In the ‘View’ tab, you can uncheck the box beside ‘Automatically search for network folders and printers’. If your computer is not on a network, there is no need to have this option enabled, and turning it off should slightly speed up your browsing.I also recommend that you select the radio button to ‘Show hidden files and folders’. This is not a performance tweak, but enables you to see all the files that are present on your machine, which can be useful when seeking out spyware or engaging in other troubleshooting activities.Also, it may be useful to uncheck the box which says ‘Hide extensions for known file types’. This will allow you to view and modify file extensions (such as .wav, .avi and so on).

13.Disable Offline Files
If you are not on a network, or if you don’t need to access offline files, then you should also disable this feature. In Control Panel, select ‘Folder Options’, go to the ‘Offline Files’ tab and uncheck the ‘Enable offline files’ box.

14.Disable or Modify System Restore
Windows XP has a built-in recovery system whereby it creates ‘restore points’ to which you can revert if something goes wrong with a driver/program installation. While this is a good safety net to have for most people, it does consume a lot of system resources and experienced Windows users may want to turn it off.To do this, click on ‘Start>Control Panel>System’ and go to the ‘System Restore’ tab.System Restore can also be found at ‘Start>All Programs>Accessories>System Tools’.Here you can choose to disable system restore entirely, or you can simply reduce the maximum amount of hard disk space allocated to the service. To do this, go to ‘Settings’ and adjust the slider for ‘Drive Space Usage’ to about 5% - you can set this according to the size of your drive, but don’t go below 1GB.

15.Disable System Sounds
An important tweak for musicians, but is beneficial to all Windows users. System sounds are the Windows bleeps that play when a specific event occurs, such as when a warning dialog box appears. These use up resources, can ruin a perfectly good recording by bleeping in the middle of a take, and may even reset the sample rate on your sound card. To disable system sounds, click on ‘Sounds and Audio Devices’ in ‘Control Panel’ and select the ‘Sounds’ tab. In the drop-down menu for sound schemes, make sure ‘No Sounds’ is selected.In the ‘Volume’ tab, you may want to tick the box which says ‘Place volume icon in the taskbar’. This will place a shortcut to the Windows volume control in the taskbar for quick access to the system volume controls, which can be useful to some users.

16.Do Not Map Through Soundcard
To prevent non-music applications from trying to play sounds through your professional or semi-pro soundcard, you should enable this feature. If you do not use your system for music production, you can ignore this tweak.Go to ‘Control Panel>Sounds and Audio Devices>Hardware Tab>(select your soundcard from the list)>Properties>Audio Devices>(select your soundcard from the list)>Properties’, and check the ‘Do not map through this device’ checkbox.

17.Disable Automatic Updates
By default, Windows XP will periodically check on the Internet for the latest Windows updates. However, it is not necessary to have this service constantly running in the background – you can disable it, and still check for updates manually when it suits you.In Control Panel, select ‘Automatic Updates’ and select ‘Turn off automatic updates’.

18.Disable Fast User Switching
This feature basically allows one or more users to log in without a previous user having to log out first. This means that several users can be logged into one machine at the same time, and all programs in use by these users will be open concurrently – which causes a significant drain on the processor.Unless you specifically require this facility, you should disable it. Still in Control Panel, click on ‘User Accounts’, then select ‘Change the way users log on or off’. Now you can disable ‘Fast user switching’ and apply changes.

19.Disable Internet Time Synchronisation
Another feature that you could do without is Windows’ obsession with always having the correct time. To do away with this, click on ‘Date and Time’ in Control Panel and in ‘Internet Time’, uncheck the box which says ‘Automatically synchronize with an internet time server’.

20.Disable Desktop Cleanup Wizard Windows XP will try to clean up your desktop for you every couple of months – you can disable this feature as it is fairly useless.In Control Panel, select ‘Display’, go to the ‘Desktop’ tab and click the ‘Customise Desktop’ button. Here you can deselect the ‘Run desktop cleanup wizard every 60 days’ checkbox
 
I has the fix: Boot camp 2.1 update is essential for XP Service Pack 3.

I downloaded it, installed it, rebooted, and it's running like lightning!

:D :D :D

Thanks everybody, y00 guyz are ze best :drunk:
 
Nothing jumps out at me there as a possible issue.. I would follow dgatwood's advice and look the power management. Make sure it is set to always on etc.. Check for update video, chipset, etc drivers from apple.

*oops. your figured that out already..
 
I had not seen that particular "Audio tweeks for XP" list before, but it seems like a fairly solid list to me.

Glad you got your Boot Camp issue figured out....
 
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