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

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1answer
623 views

Combining multiple DIMMs in one memory channel

Every electronics engeneer knows that connecting more chips on the same line increases its capasistence and, thus, degrades the frequency. So, memory speed must be dependent on the number of chips in ...
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1answer
742 views

Stop truecrypt from consuming all available physical memory

I have many truecrypt containers that contain random files that I am trying to consolidate into another set of containers that are better organized this time. To do this requires me to copy all the ...
1
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1answer
662 views

How do I upgrade my graphics on my laptop?

I recently bought an HP dv6 6180us laptop. The PDF datasheet says that I have a Radeon HD 6770M switchable graphics card with 1024 MB of GDDR5 RAM and up to 4096 MB total graphics memory. How am I ...
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5answers
192 views

Windows XP: Why the machine slow for a minute when I put my machine for some time?

I have a question for windows behavior. I was running a bunch of applications in my xp, they run smoothly at that moment. Then I leave my machine alone for some time, say a night, a few hrs, when I ...
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1answer
864 views

Installing two RAM sticks causes problems; using only one of them doesn't?

I have 1GB RAM in my machine - two 512MB sticks. When I run Windows Memory Diagnostics with both memory sticks installed it reports errors. If I install just one stick then there are no errors at all. ...
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2answers
695 views

Memory works fine separately, but not together

I've been given four 1GB Corsair DDR2 memory modules, and am trying to fit them into my computer but am getting BSOD on Windows XP and errors in Memtest86+. I've tried to identify if one particular ...
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1answer
132 views

Deactivate RAM segments

I have got a RAM memory stick for which memtest shows errors for specific memory addresses. I was wondering if it is possible to prohibit the operation system (Win7 in my case) from using these? I ...
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3answers
7k views

How to check how much RAM is supported by my Laptop

I've been using a HP Pavilion DV 6000 TX laptop for quite some time. It has 1 GB of RAM as of now. How can I know if I can add additional RAM to this laptop? I would like to increase the RAM to as ...
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1answer
4k views

svchost eating up memory

I'm running Windows 7. It seems that svchost is eating up a lot of memory. The user name for the particular svchost instance is "Network Service". The description is "Hose Process for Windows ...
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3answers
709 views

Ram capacity of my computer

2 years ago I bought a Dell Dimension 9200 desktop computer as a high end gaming computer (at least, back then it was a top of the line computer). The computer was ordered with 4GB of RAM, but came in ...
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1answer
67 views

How to exceed manufacturer supported memory RAM

I have an intel pentium D 940 processor. I have tried ms config then check the maximum memory changed it to maximum, 6k+mb but when i click apply after restart it goes back again to 1025mb. I ...
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2answers
120 views

Is RAM completely cleared when you turn off computer after pulling power? [duplicate]

Would there by some way to pull the power instead of conventional shut down, and recover the contents of ram without loading the operating system upon the next start-up? I'm trying to recover files ...
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1answer
3k views

Windows 7 x64 Out of Memory Error - With over 1GB still available [duplicate]

I've been getting sporadic "Out of Memory" popups while playing games in fullscreen windowed mode lately (namely Arma 3 and BF4). I didn't get these before switching from fullscreen to fullscreen ...
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2answers
380 views

Run java in php apache2

I wrote a simple PHP file which calls a java application. It runs on cli without problems but I can't run it on browser. Output: "Java HotSpot(TM) 64-Bit Server VM warning: ...
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0answers
247 views

Why all of the sudden is my Processor and Memory Subscore (Windows Rating) abnormally low?

2 days ago I opened my van door to get out my computer tower, and it fell to the ground. When I opened it everything looked ok but theres a problem. when I login windows, my windows rating subscore ...
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1answer
205 views

Will adding extra RAM in my computer speed it up?

I have a 5 year old Dell Inspiron 530 desktop computer which is slowly grinding to a halt. Someone told me if I put extra RAM in it will speed it up. On the motherboard, there are four slots but only ...
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0answers
137 views

Windows 7 64-bit is only using 3 GB out of 4 GB [duplicate]

Possible Duplicate: Why does Windows only show about 3.5GB of my 4GB+ of RAM? 64-bit Windows 7 can only use 3.25GB of RAM instead of 4GB? I'm using Windows 7 SP1, 64-bit, and the system ...
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3answers
585 views

Multiple questions about DDR2 RAM

Does dual channel work with a 32-bit operating system or will I need to install a 64-bit operating system in order for it to work? If I had 2x 512MB 667 MHz and 2x 1GB 667 MHz, both in dual channel ...
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1answer
2k views

Will Windows 7 32 bit edition support 8 GB RAM? [duplicate]

Possible Duplicate: Memory sticks, 32 and 64 Bit OS Will Windows 7 32 bit edition support 8 GB RAM? or it will only support 4 GB. Will i have to buy 64 bit version if i want to use 8 GB ...
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4answers
895 views

How can I free memory on linux

When I use top to see memory usage, I have 65gb ram but only 1.3gb of it free and remaining is shown as used. When I ran my program It gives memory insufficiency error. Although no other program is ...
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2answers
22k views

Windows 7: Why is not all my memory usable? [duplicate]

Possible Duplicates: Where did the other .8 GB of RAM go? Windows x86 physical memory is 24-bit? Why is usable RAM less than total RAM? I have a computer with 4GB RAM. Why isn't it all ...
0
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1answer
6k views

4GB Memory Upgrade for Acer Aspire 5102WLMi

I have bought a 4GB memory upgrade (2x 2GB PC2-5300 SODIMM) for my Acer Aspire 5102WLMi (Aspire 5100 Series) laptop, I installed the two memory modules correctly however with 4GB installed the laptop ...
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8answers
6k views

4GB memory seen as 3GB in BIOS

I have a 945GCM S2L Motherboard which has 4GB memory (2x2GB) running windows vista x64. The RAM is getting reported as 3GB in the BIOS, Total Physical Memory also shows 3GB, Task manager also shows ...
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2answers
100 views

Changing RAM in Laptop

I have a Dell Vostro 2520. I am planning to upgrade the amount of RAM to 6GB. My laptop has a Core i3-2328 processor and is currently running Windows 7 ultimate , but after the RAM upgrade, I plan to ...
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1answer
139 views

Upgrading RAM to 8 GB – use 2×2 GB or 4 GB?

I have a motherboard with four RAM slots. I already installed 4 GB (2×2GB, 1333) of the same RAM type (dual channel) and I want to upgrade RAM to 8 GB – so what is the better option to upgrade to? ...
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3answers
839 views

I had 6 GB RAM, now Windows is telling me I have only 2 GB. Where's the other 4 gone?

Is there anything I can do to see what happened to it? Is there a chance it came loose? How can I check if it's fried? edit nobody stole my RAM. I didn't physically do anything to it. I have a Dell ...
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5answers
28k views

How to disable Mac OS X from using swap when there still is “Inactive” memory?

A common phenomena in my day to day usage (and several other's according to various posts throughout the internet) of OS X, the system seems to become slow whenever there is no more "Free" memory ...
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8answers
6k views

How can a computer/OS tell what kind of RAM is in the machine?

How can Mac OS X tell what kind of RAM is in the machine? For example I was working on one that had DDR3 RAM @ 1600MHz and I thought it wasn't possible to know the RAM without physically opening the ...
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6answers
4k views

Doesn't metadata occupy any size?

I put 4096 characters in a text file and save it.Since every character is 1 byte, Size of the text file must be 4K byte.As you see below that's OK: I connect my flash memory to my computer. the ...
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3answers
32k views

How do I interpret the statistics of a memtest run?

I have a notebook here that I suspect has a faulty memory module. I therefore downloaded Memtest86+ and let it run. Note that the screenshot is not my actual one, it's provided by memtest86+ How ...
12
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1answer
16k views

Disable compressed memory in Mac OS 10.9 Mavericks?

Is there any way to disable memory compression in Mavericks? Ever since I upgraded, my Minecraft server has been using ludicrous amounts of CPU time and choking. I'd like to test without compressed ...
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19answers
11k views

What applications, if any, benefit tangibly from more than 4GB of RAM? [closed]

I looked through here for a bit, but didn't see this question. I am questioning whether it is worth putting more than 4GB of RAM into my current desktop, and whether there are applications that will ...
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7answers
30k views

How does VirtualBox's memory usage work?

I've been running several VM's with VirtualBox, and the memory usage reported from various perspectives, and I'm having trouble figuring how much memory my VMs actually use. Here is an example: I ...
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11answers
15k views

Will my computer slow down if I install multiple operating systems?

Many of my friends have said that installing multiple operating systems on a single PC slows down individual OS's because the total RAM gets divided among the OS's. Is there any truth in the above ...
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6answers
63k views

16GB Ram - Force Windows 7 to use as much RAM as possible?

I was wondering if there is any way to configure Windows to consume MORE ram. I have a desktop PC with 16 GB of ram and only 2 is used on a normal workload. The maximum which i witnessed till now is ...
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7answers
1k views

Firefox needs 1 GB of RAM

I work as a web developer and for that I'm using Firefox with Firebug. Recently, I have noticed that after two hours of work, the firefox.exe process needed more than 1 GB of my working memory! ...
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3answers
4k views

Reserve RAM for cache and buffer

I usually run many programs and virtual machines on my desktop. The CPU isn't the bottleneck but the memory. (Buying more memory isn't a solution because it's not my own computer.) I started ...
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3answers
35k views

How do I dump physical memory in Linux?

How would one create a dump of the physical memory (RAM) in Linux? What software if any is available for this purpose? I have read that one should not write to a local disk but rather send the data ...
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2answers
20k views

Why is dwm.exe using so much memory?

I've scoured the web, but I'm sick of reading "scan your computer for viruses" and "upgrade your RAM" on answers to similar questions to this. I understand that dwm.exe is for (simply put) caching ...
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8answers
3k views

How do you use 4GB of RAM? [closed]

I have a Quad Core Intel PC with 4GB of RAM - I've been using it over a year to run web server stress tests (ab.exe -n 5000 -c 500), encode HD video, play games, open dozens of tabs in multiple ...
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2answers
7k views

Installed RAM 20 GB (16 GB usable)

I have Windows 7 Home Premium (64 bit) OS installed. My motherboard is able to handle up to 32 GB of RAM. I recently upgraded my computer to 20 GB of RAM, but the computer says installed ...
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6answers
36k views

Why/how is svchost.exe using 6.5GB of memory?

What is going on here? I have almost nothing running. By almost nothing, I mean Firefox, and some background network applications that are entirely passive and would never use this much memory. ...
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3answers
3k views

Possible to force all disk activity to RAM?

I want to tell the operating system to stop using my hard disk and only use RAM as a cache instead. Optimally, I want to tell Windows to: a) pre-cache executable images and necessary bootstrap data ...
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4answers
4k views

What happens when linux OS out of RAM and no swap

What happens when linux OS is out of RAM and no swap is available?
23
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4answers
1k views

How can virtual machines consume so little RAM on the physical host machine?

I'm running VirtualBox on a Windows XP machine with 2GB RAM. I've created a virtual Ubuntu machine and allocated it a base memory of 750MB. Just to put it to a test, I ran 20 things at once on the ...
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2answers
26k views

What is /dev/mem?

Presumably it's somehow related to memory? What would sudo cat /dev/urandom > /dev/mem do? Trash all RAM? All non-kernel virtual memory? None of the above?
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4answers
3k views

Why does Linux use a swap partition when the kernel supports paging/virtual memory anyway?

As far as I understand paging and swapping, they're completely different concepts. While swapping means, that a process is either completely in physical memory or on the hard drive, with paging parts ...
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1answer
2k views

What hardware device used to eat up 1.4GB of my 4GB RAM, and now suddenly after no hardware changes eats up 2.2GB?

This is more or less a continuation of What hardware device eats up 1.4GB of my 4GB RAM? While I have more or less accepted the solution there that for some mysterious reason, after a BIOS upgrade ...
14
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6answers
2k views

My RAM / memory sticks got wet, can I still use them?

I had a small pile of accumulated, salvaged desktop RAM / memory sticks sitting on my desk. I made the apparently unwise decision to drink my triple-extra-large sody-pop near them, and to my demise, ...
14
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4answers
8k views

Is there an equivalent of Memtest86 for CPUs?

I need an easy way to do system stability tests. I have come to rely on Prime95 which does a fantastic job of proving stability (or instability) very quickly; but it requires an OS installed. I would ...