RAM (random access memory), either RAM hardware or software and operating system use of RAM.

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10
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2answers
479 views

How to “swap in” again memory from page file to physical memory in Windows at once (like linux swap-off)

Is there a way to swap back in (to put back all the memory data that was put into the page file (or swap, whatever you prefer)) memory on a windows PC? On linux, one can easily do this with the ...
2
votes
1answer
690 views

How is the “Memory usage” value computed that is shown when I login to Ubuntu 11.10?

When I login to my Ubuntu 11.10 box, several values are displayed by default. For example: Welcome to Ubuntu 11.10 (GNU/Linux 3.0.0-17-virtual x86_64) * Documentation: https://help.ubuntu.com/ ...
0
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1answer
2k views

Maximum amount of Memory for early 2010 Dell Optiplex 780

After looking up the capabilities of the Intel Q45 chipset (stating both 8 and 16GB) and the March 2010 Optiplex 780 datasheet (stating 16GB but not the necessary configuration for the desktop variant)...
3
votes
2answers
5k views

Using SSD as Linux RAM

I have a very very fast SSD OCZ Revo. I want to use a lot of RAM but I'm limited to 4GB RAM for the moment. If I use my SSD OCZ Revo as swap (the whole of it, 160GB), does that mean I have effectively ...
0
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2answers
38 views

Notebook Hardware Expandability

I am unable to find a way to determine if I can expand RAM on my computer without opening it up. I have googled and looked at the Toshiba website. The Notebook I am using: Notebook Linke
1
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1answer
1k views

sqlservr.exe's virtual size is big – should I worry?

Is this normal? Does the large virtual size matter on sqlservr.exe for the performance of other apps? It seems to happen any time I use Firefox and iTunes. ( Also running is League of Legends) Can ...
1
vote
1answer
73 views

Memory upgrade scan tool not correct?

I have an older computer I've been fixing up to use as a small server and i'm in the process of upgrading the RAM. (It only has 1GB.) It's a Dell Dimension 9100. Uses PC2-5300 DDR2. It had windows ...
0
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1answer
245 views

Memory compatibility?

I'm in the process of building a PC intended mostly for gaming and I've got a few questions. Currently, I only have the motherboard and CPU: Motherboard: GIGABYTE GA-Z68AP-D3 CPU: Intel Core i3-2120 ...
3
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1answer
1k views

Can I install a higher Mhz RAM alongside a slower one?

I have a computer which currently has: Motherboard: MSI 880GMA-E45 motherboard Processor: AMD Phenom II X6 1090T CPU. RAM: 8Gb DDR3 1333MHz Dual Channel Corsair RAM I've been given some new RAM ...
5
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1answer
11k views

Installed Memory (RAM): 8GB (4GB Useable)

I have 4X 2GB RAM sticks installed, Windows 7 Ultimate x64 shows "Installed Memory (RAM): 8GB (4GB Useable)" in the system information. The motherboard says it supports up to 16GB of memory. I had ...
2
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1answer
156 views

Difference between caching & gzip for static pages

I have implemented all caching methods such as, memcache, diskcache, and also tried GZIP. Is there any source I can refer to which explains the difference between them. I tried memcache it is really ...
22
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1answer
3k views

Windows 7 RAM says only 16 GB of 24 GB of RAM is available

I have Windows 7 on a gaming PC. I have an Asus Rampage Formula 3 motherboard with 24 GB of RAM. When I go to system properties, it shows that I have 24 GB of RAM, but it says in parenthesis ...
0
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2answers
1k views

Why is there RAM usage limitation in 32-bit Operating Systems? [duplicate]

Possible Duplicate: Why does Windows only show about 3.5GB of my 4GB+ of RAM? I stumbled through many blogs about the limitations of a 32-bit Windows in contrast to 64-bit. The foremost ...
1
vote
0answers
112 views

Firefox sluggish after playing an online video or kept open for a long time

I am using the 64-bit alternative of Firefox - Waterfox. I have been facing this issue even when I was using Firefox. What happens is after I have played at least one video or have kept it open for a ...
0
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2answers
1k views

What tools exist for monitoring the CPU and memory utilization of Firefox?

Firefox appears to using too much memory and cpu even when it is idle What tools exist for monitoring the CPU and memory utilization of Firefox? I am thinking of an equivalent of Sysinternals ...
2
votes
3answers
1k views

Troubleshooting Mid 2007 iMac RAM upgrade

I am trying to install new RAM in my friends iMac, something I have done several times before. We unplugged the computer before performing the upgrade, used anti static wrist bands, and yes the memory ...
0
votes
0answers
6k views

Running out of memory, fork can't allocate memory

We are getting out of memory frequently, as well fork cannot allocate memory. I did some investigation. It seems that scripts are not case as I thought before this. I will share information which I ...
1
vote
1answer
3k views

Why won't 2GB of ram across 3 of 4 slots work on my motherboard (max 2GB)?

My desktop is an old home-built machine circa 200[5-6] running Ubuntu 11.10 (but this is not relevant because I'm reading available ram from BIOS loading screen), with an ASUS P5GPL motherboard, not X ...
0
votes
1answer
190 views

Kernel compilation and free space

I am compiling linux kernel 3.0.1 My operating system is Ubuntu 11.04 The source is in /usr/src/linux-3.0.1 Though there is no free space remain in / the compilation is still going on .. ! What is ...
1
vote
1answer
3k views

Would upgrading memory from 4GB to 8GB on my laptop solve swapping issues?

I have a laptop with 4GB of memory with Windows 7 on it and I often experience with Eclipse that it is swapped out to disk. On the net they usually write 4GB of RAM is more than enough for average ...
0
votes
2answers
1k views

Weird RAM Upgrade Experience

I have a laptop, HP EliteBook 8540p having originally 4GB RAM and I've recently bought Corsair Value Select SO-DIMM 16 Go (2x 8 Go) DDR3 1333 MHz. It fits the required RAM specifications perfectly, ...
3
votes
1answer
1k views

How can I calculate the RAM Performance of two latches?

How do you calculate the relative performance of PC RAM? For example, what is the relative performance of the following: G.Skill Ripjaws Z 8 x 4GB Kit, DDR3-2133, CL9-11-10-28@1.65V G.Skill Ripjaws ...
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4answers
3k views

In Memory File Cache in Windows 7

EDIT : I'm now using Windows 8 x64 Enterprise and the speed difference on the same hardware and the same dataset is amazing. Whatever the team has done to improve the caching algorithms, they did ...
5
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3answers
2k views

Low RAM in Debian/Ubuntu causes complete hang with disk thrashing

I've been having this severe performance issue, both in Ubuntu 11.10, and Debian Wheezy: If one process uses up a great deal of RAM (say, 3700 MB out of 3900 MB), the system quickly becomes unusable, ...
2
votes
1answer
545 views

Packard Bell EasyNote MX65 claims to support 667 MHz RAM, but doesn't work with it

I have a Packard Bell EasyNote MX65-100 with Mobile Intel® 945 Express Chipset. The specification data sheet claims that supports 667 MHz memory, however I cannot make it work with Buffalo Select ...
27
votes
10answers
33k views

Computer slow after installing 32GB RAM

I'm currently running very large network simulations for my PhD research, for which I need lots of RAM. I have a Core i7 2600K processor with a Gigabyte GA-Z68AP-D3 motherboard, running Windows 7 ...
0
votes
1answer
311 views

Why does the ASUS G74SX (and other computers) come with less RAM than capcity?

Why does the ASUS G74SX (and other computers) come with less RAM than capcity? They packaged it with 12gb of RAM, but the motherboard holds up to 16gb. I looked online and the extra 4gb cost about $...
4
votes
3answers
27k views

4GB to 8GB RAM, what performance increase?

I am wondering whether it is worth upgrading from 4 GB to 8 GB of RAM. I know the question has been asked many times, but I can't transpose that to my case. I'm using Windows 7 64-bit. I did a test ...
0
votes
1answer
262 views

Dual channel the same in CMZ16GX3M4A1600C9 or 4 CMZ4GX3M1A1600C9?

I'm trying to decide between buying a 16GB (CMZ16GX3M4A1600C9) kit or 4 individual 4GB modules (CMZ4GX3M1A1600C9). For some reason the place I'm getting them from (not newegg) its cheaper to buy the ...
1
vote
2answers
646 views

Upgrading memory in a laptop [duplicate]

I'm a bit confused about all the memory types and various bus frequencies of modern consumer PCs. Requesting expert help on the subject. So far I'm confident that: I have an Asus X51L laptop with ...
-3
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1answer
42 views

internet memory

How do I delete the cookies (I think that is what it is called) that track the internet use so that it remembers the most common phrases or searches entered into the window and pops up with a list?
2
votes
2answers
1k views

What is required to make RAM modules fully compatible with each other?

Two questions: Can one memory module be better than the other, if both are at the same speed (667 MHz) and both are DDR2? I'm asking this because I found two modules with identical specifications, ...
0
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2answers
574 views

Increasing memory frequency and timing okay?

I understand that one can reduce memory frequency and timings equally and the RAM should still run fine. However, whilst latency is the same, throughput will be reduced. I also understand that ...
0
votes
2answers
3k views

How to most efficiently utilize CPU resources in windows 7? [closed]

Hardware: Lenovo T420s with i7 processor and 8GB RAM, 64bit How can I configure my computer to maximize / optimize resource allocation to a specific program? I would like to make Dragon Naturally ...
1
vote
2answers
172 views

RAM card causes text to be scrambled/distorted/randomized

I have two RAM cards in my PC, they worked fine before but after my BIOS being reverted, it's causing the text to be scrambled to something I don't understand. I tried removing one of the cards and ...
66
votes
5answers
136k views

Linux: find out what process is using all the RAM?

Before actually asking, just to be clear: yes, I know about disk cache, and no, it is not my case :) Sorry, for this preamble :) I'm using CentOS 5. Every application in the system is swapping ...
1
vote
4answers
13k views

Can I add as much RAM as I like to my old computer?

I have had my computer for around 5-6 years. It's a Dell Vostro 200 Slim model. My OS is Vista Home Basic 32-bit. It has 1.00 GB RAM and my processor is an Intel(R) Core Duo @ 2.00 GHz. Can I ...
3
votes
2answers
3k views

High RAM usage at startup, lowers immediately when virus scan is run

After I turn on my computer, my RAM does this It hangs at 95+%, making my computer very slow. is normal. What's weird is that if I run a MSE virus scan, RAM frees up randomly. The vertical ...
1
vote
1answer
664 views

Virtualbox Guest memory limitation with 64bit guest on 32bit host?

I use Ubuntu 10.10 (32bit) as the host operating system. However I have enabled PAE so I can see the full 8GB of memory installed on my machine. I use VirtualBox 4.1.8 to create virtual machines ...
0
votes
1answer
674 views

Adding DDR2 1066MHz to DDR2 800MHz memory

My Current system has 2x1GB DDR2 800MHz memory, installed on Intel DG965WH board which supports up to 1066MHz. I would like to add some memory and my question is what would be the best configuration ...
0
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2answers
2k views

Can I upgrade RAM on my HP Pavilion G7-1031eo?

I have 4 GB DDR3 RAM in my HP Pavilion G7-1031eo. I am running on it win 7 home premium x64. My question is: can I add there another 4GB ram? I found different answers on this questions and I do not ...
0
votes
1answer
731 views

How to Upgrade Memory From 2Gb To 8Gb? [duplicate]

Possible Duplicate: How can I enable PAE on Windows 7 (32-bit) to support more than 3.5 GB of RAM? I have a laptop which has 2GB DDR III RAM, 520MX 1GB Graphic, and Intel Core i3-2310M CPU @ 2....
0
votes
3answers
1k views

Linux Memory Displays Half Used But No Processes Seem to Be Using It

I am running a Java script on a Fedora Core Release 6 server (Linux 2.6.19-1.2911.6.5.fc6xen x86_64) and am concerned about a lack of memory. The box has 2 GB of memory in total. Running "free -tm" ...
0
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2answers
784 views

How to make Windows 7 switch between programs faster after a while?

When I run Windows, I usually keep multiple programs open at all times. I have 4GB of memory installed (and capable of using all of it), and it hardly every uses more than 2.5 gigs. Yet, every time I ...
2
votes
0answers
596 views

How many RAM Hardfaults is too many?

Trying to play BF3, sometimes seemingly randomly, it will start lagging. I assumed despite 4GB of RAM, it might be hitting its max. I just however noticed a lot of RAM Hardfaults. Is this a lot, or ...
4
votes
2answers
530 views

How do I troubleshoot a slow Windows computer? How do I know if more RAM can make a difference?

How do I troubleshoot slowness in a Windows computer? How do I know if RAM is an issue? In this case Windows Explorer is slow. (but it is quite subjective) I think it might be because of many ...
0
votes
1answer
730 views

Determine if a Process is Constantly Swapping Memory on Unix

How does one go about determining if a process is constantly swapping memory on Unix? I'm using the top utility but I don't quite understand the details of that report.
4
votes
3answers
2k views

What is killing my computer? 16GB RAM system is not utilising its full potential

The story begins with the release of Firebug. I love it as a tool, but Firebug + Firefox are the killer combination. Let me start by introducing two system reports: 1) CPU 2) RAM usage. I've been ...
0
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1answer
326 views

Motherboard and RAM compatibility

My computer often freezes for few seconds when doing memory intensive operations, cause of 1 GB installed memory. Windows 7 starts to use Paging File but my hard drive is very slow and opening a basic ...
0
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1answer
232 views

What is “Virtual Single-Channel”?

As seen below (Figure 1), I have two 512MB sticks in alternate slots (one channel) and a 1GB stick in one of the remaining slots (a different channel). This is on an Asus P4P800. When I boot, it says ...