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

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Is it possible to run Windows 8 entirely from RAM after boot?

How can I extract and run Windows 8 entirely from RAM? Is it even possible?
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How to tweak Windows hard disk writing and reading cache buffers parameters without help of commercial utilities?

I'd like to configure Windows (XP actually, but knowing how to do this with 7 can once come in handy as well): Use large (several hundreds megabytes) amount of RAM for disk i/o cache Use large ...
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71 views

Upgrading RAM on Toshiba Satellite Radius 11 L15W-B1303

I'm trying to figure out why Toshiba says that I can't upgrade the RAM on a Toshiba Satellite Radius 11 L15W-B1303 that I just bought. It has 2GB DDR3L 1600MHz and says: (Memory is not user ...
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45 views

What factors determine the maximum amount of ram a device can address?

I recently bought a new ultrabook that came with 4GB of ram. I have seen people talk about how it can be upgraded to 8GB with no trouble. However when I look up the CPU that is inside of the machine ...
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210 views

Windows 7 Ultimate [64bits] - 12GB installed but 3,18GB usable

I've got a Packard Bell iXtreme M5800 and I've added two new memory sticks (2x4G) to upgrade the RAM from 4G to 12G. The new memory stick are the same type of the old sticks (DDR3-1333) and the BIOS ...
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24 views

Tell Windows 8 not to write to pagefile at certain times?

I play a 3-D game on my laptop that uses about 1.2 GB of RAM, typically. The laptop has 6 GB of RAM, and Task Manager shows approximately 2.5 GB of RAM in use when my game is running. I have read ...
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83 views

Are there disadvantages to big memory in upgrades?

I have a Lenovo T430 computer. The physical memory is 4GB DDR3 1600MHz. I work on big data analysis an often the memory is not sufficient. So, I want to upgrade my physical memory. I hesitate to ...
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84 views

Will a big RAM improve filesystem write IO?

We have hundreds of millions of small files on our server, totally about 500 GB. I'm looking for a way to speed up their creation. Would there be any difference if I get more RAM for that purpose? ...
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103 views

See processes/programs spawned off by another

I want to see all the processes/exes in memory that are spawned off when I click an application in windows 7, 64 bit. I could use Process monitor to do this, but I am not sure if it is the right ...
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595 views

memory DIMMs work individually, but not in pairs

I have four new (to me) sticks of Kingston 1Gb 400Mhz DDR2. Three of them boot fine individually in slots 1 or 3, but not in slots 2 or 4. The fourth does not boot in any slot. The three working ones ...
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511 views

`free -m` shows a program on linux use 322M ram, but `top` show it use 58M, why?

I have a 512M vps box on burst.net, and which has no swap. My os is centos 6.x x64. When it started, it only used 58M ram. $ free -m: total used free shared buffers ...
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Start up issues with RAM

I bought 2x2gb of Munchin Radioactive memories 1600mhz, DDR3 for an Asus P5KC mobo of my girfriend's. I'm having issues to power the machine on. When i first start the machine, there is a blank ...
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695 views

Random software/shutdown problems Mac mini

I have a Mac mini using OS X 10.5.8. Recently I've been having problems that are becoming increasingly severe. Particular symptoms: Firefox "quits" but the dot on the dock remains. If I try ...
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My Asus K40IN hangs after a ram upgrade was installed, how do I fix this?

From a 2GB RAM I upgraded the K40IN and added another ram to make it into 4GB. what happens is it hangs a lot. Especially right when I boot/startup the laptop. Would updating the resolve this problem, ...
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23 views

(Virtual Machine) KVM/QEMU Distributed Resources

How do large VM hosting establishments offer Terabytes of RAM? Do they just use really large SWAP files? (over a Network FS of some type)? Or is it that they really have hosts/machines/computers ...
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3k views

Asus X200MA Notebook RAM upgrade

I want to upgrade current 2GB RAM of my X200MA to 4 GB. However, to retain 2-year warranty (I have just bought it within last 3 months), I have to do it through warranty department. I called them and ...
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364 views

Windows Server 2008 r2 - too much RAM when idle

My hosting company has recently upgraded my VPS to 6 CPU units and 4GB of RAM. It't running Windows Server 2008 r2 x64. After the upgrade I can notice that 50%-75% (2GB-3GB) of RAM is being used ...
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280 views

Why doesn't windows properly report the RAM being used by VirtualBox?

So, out of curiosity I decided to take a look at my RAM usage with my windows 7 VM (3 GB RAM allocated) running. I was... surprised to see the results, and I'm wondering why these results are the way ...
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274 views

Screen goes blank, after logging into Windows, or pc stops with long-short-short-short beep code

I have a ~5 year old computer, it runs Win7 64bit version. It had 4GB of dual RAM, (2x2GB stick), with an ASUS P5P43TD motherboard. Around a 1,5 months ago, my computer didn't start, it gave a ...
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480 views

AMD FX-9590 - Max memory speed

First let me tell you my system config. Cpu: AMD FX-9590 Ram: Kingston 2x8Gb 2400MHz SSD: kingston 120 Gb HDD: 1 Tb PSU: 750 watt corsair GPU: 2Gb NVIDIA GeForce GT 630 Motherboard: Asus crosshair V ...
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68 views

Does it cost extra to support more memory in bios?

Recently came across couple of low end machines with windows 7. They have 3 GB ram installed, however the bios of these machines does not support more than 4GB. I can understand installed memory ...
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34 views

to check ram utilization by an executable when called using command prompt

I have created an executable which takes just 5 ms to execute.I want to know the RAM utilized during the execution of this executable.I am calling the exe from command prompt to execute.I tried using ...
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95 views

Memory mapping of a 32-bit virtual machine on a 64-bit host

My host is a 64-bit ubuntu operating system and I want to setup a windows 7 virtual machine. I suspect that using a 32-bit windows 7 vm does not have any benefits regarding the RAM and disk space ...
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39 views

What happens if use different ram chips?

I have an Asus M4A785TD-V EVO Motherboard. Considering this, What happens if I plugin 2 ram chips of different frequency and different latancies? Do both work independently at their respective configs ...
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116 views

My PC restarts randomly

I bought a desktop 1 year ago. I used it and it worked very fine. After 6 months it suddenly shut down without blue screen and was responding to restarts. yet it is not solved but I tried a lot to ...
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222 views

Sometimes when I check my CPU usage, my 2nd CPU (#1) is stuck going around 90% while the others are around 20% max

i have checked the 'affinity' of all my processes and all of them are set to all CPUs, yet I check my CPU usage and my 2nd CPU (it's called #1 because my first CPU is #0) is jumping around 90% and ...
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892 views

what to do if 2 RAM slots are not working

I bought a Samsung laptop model NP350V5C-A0EUK. It worked exactly for 1 year - I bought a new RAM, after that my hard drive got bad memory sectors and I replaced it, then one of my RAM slots was dead, ...
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103 views

Computer RAM crashes, TV monitor not connecting

I've had this computer since June 2011 (nearly 1.5 yrs now?) and I've been having some really weird issues lately. About 2 months back, while browsing the internet, my cursor would randomly freeze ...
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385 views

HP Pavilion Elite (HPE-400y) gives “Memory Error” beep code when booted with more than one stick of RAM

I left on business for seven months, and my computer was off and unplugged the whole time. I got back and attempted to turn it on. The power turned on and all the fans started whirring, but the ...
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217 views

Understand what is happening in Linux with ps, top, and free

I'm running my java program on a 12 cores 24 thread machine. They have several processes that are running simultaneously. It seems that I performed too many processes so that the whole tasks made the ...
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425 views

High Disk Usage while cleaning out “modified memory” on Windows 8

I am looking at the resource monitor tool of Windows 8. After closing a VMWare-VM, the "modified memory" jumps from 16 MB to 2GB. It slowly goes back down to 16 MB. While going back down, the disk ...
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899 views

Frequent BSoDs regarding memory corruption

I have been getting randoms BSoDs recently and they are becoming more frequent. The error is always different but it has something to do with memory corruption. Bsods are totally random. Can happen ...
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Lots of errors in memtest on one of my memory, can I still use it?

I have a RAM stick in my PC that has shown to be full of errors when I run memtest. Can I still use that memory even though it has errors? I'm sure it had errors before and the computer is still ...
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Half of installed RAM is hardware reserved

After a rather arduous and convoluted series of problems that left me without a desktop for ~80 days, I've finally got the thing up and running, having replaced the power supply, motherboard, graphics ...
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Difference in RAM speeds

I have read that there is a speed difference between 1066 and 1600 DDR3 RAM, but is it significant? I'm building a computer for resale, and will having 1066 MHz RAM in it be a negative? I could ...
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Hungry hungry BIOS: why do I have less than 4 GiB of memory?

I thought I had 4 GiB of memory, but just to be sure, let's ask the BIOS about that: ζ: sudo dmidecode --type 20 # dmidecode 2.12 SMBIOS 2.6 present. Handle 0x000B, DMI type 20, 19 bytes Memory ...
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MB not registering new RAM

I have an ASUS P5QC MB and one of my old Cosair DDR2 sticks recently failed on me, so I decided to get new memory sticks. Since my motherboard is capable of accepting both DDR2 (4 slots, 16 GB max) ...
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681 views

Using 32bit application in 64bit

I am using windows 32 bit VLC media player in 64 bit pc. It is working fine. but my question is that won't it allocate memory according to 32 bit structure? That means though i have 64 bit PC, i ...
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Win 7 w/ 8 GB memory, unable to use more than 4 GB

After much debate, I bought a computer strictly for gaming. It is a Windows 7 64-bit OS and has 8 GB of physical memory, and an AMD FX(tm)-4130 Quad-core processor, and the game itself recommends an ...
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907 views

Maximum Memory for Acer Aspire 5672wlmi

I wanted to upgrade the memory in my Acer Aspire 5672wlmi. By default, there are 2 x 1GB DDR2 installed and I wanted to upgrade to 3GB, so I bought a 2GB DDR2 PC667. When I replace one of the ...
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59 views

RAM for Laptop, Configuration

i've a Dell 1545 and i need to put additional RAM. The laptop normally uses DDR2-667, PC2-5300 200pin. Can i use a RAM 2GB PC2-6400 DDR2 800 SODIMM in it?
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855 views

Computer Lags/Freezes after a while desktop black screens

This has happened for a while now. If i leave my computer on over night or something I'll start to get memory errors (close programs to prevent information less) and also lags when accessing files ...
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447 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 ...
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Using the right Memory speeds

I am building up a new system and the intel mother board I am using specs DDR3 1333 memory, is there a problem with using DDR3 1600?
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Upgrade RAM on Compaq Presario 5000

I've got a Compaq Presario and it has got only 640 mb of RAM memory. Can I upgrade it to 1 or 2 gb without any problems? (The computer has got a Pentium 4 at 2 ghz and Ubuntu 11.10, but it is a little ...
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memory usage by using ps in linux

I am trying to compare memory usage between my program and sample program which is given by using ps in linux mine and sample is written by c++ and I am not sure how to compare how much memory those ...
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Why would installing 8GB in a Macbook Pro crash Windows 7 (running under Bootcamp)?

I bought a MacBook Pro earlier this year (Early 2011 model), with i7 and 4GB RAM (2 x 2GB). This was to be used as my work computer, running Windows 7 most of the time. This setup has worked great ...
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369 views

Expanding memory on an Aspire T180-OA7Z computer

My computer is displaying the error message "insufficient memory." This is the current spec: AMD SEMPRON 3400 + 80 GB SATA 512 MB DDR11 DVD RW DUAL DOUBLE LAYER I found some 1 GB modules. How ...
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185 views

Mixing memory modules

We have Fujitsu RX100 S6 server. Originally there was a single 1066 MHz 4GB registered DDR3 module. We've bought 2x 4GB 1333 MHz registered modules. After plugging-in the new modules overall ...
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411 views

Out of memory Problem

I'm running a C++ program in Ubuntu 10.04 (32-bit system architecture). If I calculate the amount of memory that my program uses, it comes up to 800MB. I have a 4GB RAM in place. But still before the ...