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Vista - Virtual Drives - Allocation

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Old 04-02-2008   #11 (permalink)
SteveM


 
 

Re: Virtual Drives - Allocation

Quote  Quote: Originally Posted by sidewinder View Post
Quote  Quote: Originally Posted by SteveM View Post
Because my understanding of 64 bit OS's are the usability of the CPU's.
If the OS gives a task to the CPU to read data and then (if it is correctly programmed) to use the other CPU to write data it does not matter at all where that read/write information is from.
Steve,

64-bit OS's do not, inherently, use multiple CPU's better than 32-bit OS's. They just have the ability to address a larger memory space and handle large amount of data more efficiently.

Scott
Damm, quite correct.

My System SpecsSystem Spec
Old 04-06-2008   #12 (permalink)
SteveM


 
 

Re: Virtual Drives - Allocation

Well there certainly seems to be some opinions here.
I can see I have my work cut out to find the answer. So -
Using 'heavyload' as brink has suggested is going to be a good start. I think several tests are going to be in order. Starting with a 1 hour test as a guide for duration on all.
System now has a SATA CD attached.

1. Test system with 1 drive SATA II attached with OS on and VM file.
2. Test system as 1, but with second drive on IDE channel. (as Master)
3. As 2 but with VM file on IDE.

Ofcourse this does assume the testing software is reliable. but we will see.
My System SpecsSystem Spec
Old 04-06-2008   #13 (permalink)
SteveM


 
 

Re: Virtual Drives - Allocation

Right looked at 'heavyload' and I don't think it will be of any use as it does not provide any data output. BUT I found this :


Best practices for partitioning a hard disk

well interesting.............
My System SpecsSystem Spec
Old 04-07-2008   #14 (permalink)


Vista Ultimate x64 SP1
 
 

Re: Virtual Drives - Allocation

I hope you'll all pardon me for the overly simple minded approach, but - Moving virtual memory from one spot to another still means reading/writing to a hard drive, no? Since that's the case, if you really need more space then installing more RAM is clearly the way to go from a performance POV.

The other suggestion would be to ask if a thumb drive or other SSD could be designated for that purpose. I've never tried it, but it'd certainly be faster than writing to disc, the files are temporary anyhow, and it'd be cheaper than more RAM.

Last edited by Scotteq; 04-07-2008 at 11:46 AM.. Reason: clarity
My System SpecsSystem Spec
Old 04-08-2008   #15 (permalink)
SteveM


 
 

Re: Virtual Drives - Allocation

Quote  Quote: Originally Posted by Scotteq View Post
I hope you'll all pardon me for the overly simple minded approach, but - Moving virtual memory from one spot to another still means reading/writing to a hard drive, no? Since that's the case, if you really need more space then installing more RAM is clearly the way to go from a performance POV.

The other suggestion would be to ask if a thumb drive or other SSD could be designated for that purpose. I've never tried it, but it'd certainly be faster than writing to disc, the files are temporary anyhow, and it'd be cheaper than more RAM.
No. 64 has got to have a virtual mem space, so adding memory will not answer the question. Surely reading/writing to two different drives on two different controllers will be faster ? And that is the question....
Using a thumb or SSD would be faster IF the read/write speeds are faster than the HD, anything on a USB would not be. Also how would you connect the SSD ? - PCI bus card slot I assume .... that would be faster BUT a 32gb SSD on a EIDE are about £300 and their write speeds are nearly the equivilent to a SATAII HD.
My System SpecsSystem Spec
Old 04-13-2008   #16 (permalink)
SteveM


 
 

Re: Virtual Drives - Allocation

Virtual Memory management is taken care of by the MMU.
So dual core or not its another part of the CPU(s) that deal with it.
All of the articles that I have read so far have pointed to allocating your virtual memory to another hard drive on another controller CAN be benificial in performance. Obvisously taking into account that the HD is fast at read/write.
Also more memory is the best way and as Scotteq says mem is probable the cheaper option.
For gaming and normal usage, but if as I do video production you are limited to the amount of memory you can install !
My MOB will only take 8gig, vista 64 (at the moment) will only see 128gig. So that is the dilemer and why looking into Virtual memory is the question.
My System SpecsSystem Spec
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