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

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Rail's FileStore with Linux Disk Caching or RAMdisk?

I have a Ruby on Rails application that stores it's catched files on the filesystem (Rails file-system cache). I was thinking about changing to memcached Store, but a short test shows it isn't a big ...
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22 views

Knowing what a Windows application has written on RAM and on disk? [on hold]

Is there any program to show us what a Windows application has written on RAM and on disk ?
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19 views

Mix RAM with different clock rates

I have two PC3200U modules and two PC2700 DDR modules. My mainboard supports both types and has 4 slots which are each color coded. So if I put each pair in the slots of the same color I'm good right? ...
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40 views

What is the swap file for?

I don't get it why is that the more RAM memory you have, the larger the swap file is. Shouldn't it be the other way around? I was under the impression that HDD space is used when there isn't enough ...
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6 views

Smaller internal memory, than expected [migrated]

I have buyed an Alcatel One Touch POP 8 tablet and found, that it has only 2 GB internal storage instead of announced 4 GB(I have seen this on Android Settings page). What causes this problem? Can you ...
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21 views

Analyzing the actions of a running program

Do you know a Windows software (or several) that can analyze what a running program is doing ? For example, detecting if the program is connecting to the Internet (and to what), of sending data via ...
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4answers
31 views

Adding more ram to computer, what kind can I buy

So I've been looking to add more ram to my PC (I have 2 empty slots), and I just want to make sure I don't buy something I can't use, but at the same time want to get a good deal if possible. I read ...
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1answer
13 views

Memory for ASUS 1005 HAB

What is maximum memory I can put in an ASUS 1005 HAB laptop? It presently has 1 GB, can I go to 2 GB and what is the memory specification to order? I want to upgrade to System 7.
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14 views

Strange disk behaviour when running VM on HDD. Chkdsk /f is fine, OS locks up after running VM?

Very strange thing happened on my desktop PC. I Have OS installed on SSD (C:) and also have a 3TB HDD (D:) I Have Win 7 VM on D:\ which was installing updates and then froze. Then I restarted VMware ...
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24 views

Excel consuming absurd amount of memmory

I have a excel file consuming a huge amount of memmory, something ~500mb. The file contains only one sheet, no images or scripts and its size is only 719kb. I have checked all suggested solutions ...
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1answer
28 views

less maximum buffer size?

I was messing around with my system and found a novel way to use up memory, but it seems that the less command only holds a limited amount of data before stopping/killing the command. To test, run ...
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25 views

137 MB hardware reserved memory 64-bit OS with external graphics card

First of all, I have 64-bit OS, so it's not the 32-bit limitation of 3.5 GB. I have 2x2GB RAM sticks, when I was using the iGPU, I was assigning (128MB + 2MB GTT) for it but the hardware reserved ...
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19 views

Physical memory used space by process in taskmagare

I sum the value of used space memory by each process (all of them) that is showing in TaskManager and I understand that the sum of them is not really 68% of my memory card that is shown in the below! ...
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3answers
66 views

Operation System Clone from a Motherboard to Another [on hold]

Lately we had an idea with my Family of building a Super Computer from Scratch. So while we were planning on building our setup, one idea came to my head that it seems possible but i want also your ...
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2answers
20 views

Is this ram compatible with my desktop?

I want to buy this: http://www.newegg.com/Product/Product.aspx?Item=N82E16820148540&cm_re=ram--20-148-540--Product But I don't know if it's compatible with my Dell XPS 8500 which is a desktop. ...
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1answer
18 views

How to identify hardware performance bottleneck in laptop?

Is there any tool that helps to determine the weakest link of my current laptop hardware specification? Any online guide to help me choose nice balanced configuration for the new laptop? I need to ...
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16 views

Will the SuperMicro X7DCA-L take Fully Buffered memory?

I have a lot of Fully Buffered DDR2 memory http://www.hynix.com/datasheet/spd/HYMP351F72AMP4N3_SPD.pdf My question is, would it work on SuperMicro X7DCA-L motherboard or do I have to purchase ...
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1answer
28 views

What's the difference between dd's command options bs=1024 count=1 and bs=1 count=1024

Consider the following two commands both creating a dumb 1KB file dd if=/dev/urandom of=test.file bs=1024 count=1 dd if=/dev/urandom of=test.file bs=1 count=1024 The first command uses a block ...
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1answer
20 views

“Not responding” error while CPU and Memory are free

Sometimes, while CPU and Physical memory are free, some program's status change to Not responding! Why?! For example as you see below, 80% of CPU and 25% of RAM are free! but VMware went to Not ...
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18 views

GIMP slows down my Ubuntu 14.04 over time

I have some problems with my GIMP recently. When I start GIMP it runs perfectly fine, but over time, say about 15 minutes, it's starting to slow down my Ubuntu (14.04). After checking my system ...
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26 views

Virtualbox Memory Overcommit

I need to run a VM appliance that wants access to more RAM than available on the physical host (16GB needed). I understand there are performance penalties, but I plan to run this VM as a background ...
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31 views

Not sure if it's my motherboard or CPU. Some insight?

I am worried that buying a new CPU may fry it if motherboard has problems. When I power on with the CPU I suspect doesn't work, there are no beeping sounds but the fans speed. There are no LED ...
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16 views

Linux OOM killer does not release memory immediately

We have a Ubuntu 12.04 VM on ESXi 5.1 with 4 GBs of RAM and the swap is turned off. One of our Java processes eats a lot of RAM and naturally OOM killer kills it but although the Java process is ...
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41 views

Where Is My Memory Wasted?

I have 8 GB Random Access Memory. And have no idea where the major (6 GB) part of it is disappeared (or usually disappears). Total sum of all the MBs listed in the Task Manager (I know not all of the ...
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1answer
19 views

Ram frequency in laptop [closed]

I have Lenovo Thinkpad T440p with intel I7 Haswell 4600M. My quetion is: makes sense to buy Kingston HyperX Impact Black 16GB (2x8GB) DDR3 2133 SODIMM for this laptop? Or is the same like 1600MHz ram? ...
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1answer
49 views

Can RAM with significantly lowered temperature still be accessed normally?

If I significantly lower the temperature of RAM using those dust cleaners (I'm following the method outlined in this paper: ...
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1answer
36 views

Asus P7P55D-E LX motherboard — over 16GB RAM?

We have a FreeNAS server with a P7P55D-E LX motherboard. We've added a lot more disk space since building, and need to upgrade the RAM. Specs say 16GB is the max ... (4x4GB) ... but is this true ...
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1answer
30 views

What happens to the rest of my RAM if I limit Windows to a lowered amount?

I've been experiencing a little bit of system instability, so right now I'm going about limiting my CPU and RAM usage within Windows to see if I can pinpoint anything. I've found how to limit CPU ...
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1answer
61 views

A very clever virus?

This happened after I'd deleted all my system restore points to save disk space on my 60GB SSD, and run a MBAM scan the day before. Yesterday I downloaded a video file that would not play, though it ...
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1answer
40 views

Creating a RAM disk out of an existing folder on a hard drive

I know there's a lot of software that will allow you to create a RAM disk, but I have a specific situation. I'd like to put my installation of League of Legends onto a RAM disk. The issue is that ...
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30 views

How is the burned BIOS/firmware code executed from the CPU? [closed]

Let's use simple Intel and "generic PC" memory-mapping/engineered boards to get the gist of this. BIOS/firmware is hardwired to a certain address; an address from which is immediately ...
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2answers
65 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
29 views

Using a new memory ram and almost a broken memory ram together

I just bought a new memory ram(TwinMOS,2GB,DDR3,1333 MHz),I tested it using memtest and it passed the test without any error but I have another memory ram (GEIL, 2GB,DDR3, 1333MHz) which I used it ...
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25 views

Process tree CPU history usage, process tree memory usage (aggregated) on Windows 8.1

This question is general for Windows OS, but I would like to see a software for Windows 8.1, since this is what I use. I'm looking for software, that will take a process tree (e.g. Chrome.exe ...
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1answer
19 views

Picking the right ram [duplicate]

I informed myself of picking the right ram, but there are still questions. I am currently running a AMD Phenom II x4 965 (Black Edition) on an ASUS M4A87TD EVO. I'm planning to switch my core as soon ...
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48 views

Is creating page files on separate HDDs a good thing or unnecessary with lots of RAM on Win7x64?

I have set the page file to custom using the recommended mbs and noticed on my two other hdds that they were blank and was wondering if it would be necessary to set up page files on those hdds. I have ...
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17 views

Understanding MB, MiB, Mb in real life [duplicate]

I have a lot of problems understanding the various ways we can measure data on the internet. The one I "get" the best is MB = megabyte, because I can compare it with real-life stuff (700 MB of movie, ...
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2answers
36 views

Computer doesn't start after installing new Corsair DDR2 RAM

I have a new memory stick (CORSAIR 2 GB of RAM) and I have an older set of 2 sticks of RAM that are 512MB and 256 MB. (I bought it 1GB actually but the Computer tells that it has 256MB of RAM only). ...
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1answer
67 views

Adobe photoshop “not enough ram” message opening a 60 MB TIFF file

I am working with Windows 7 x64 on a full HD monitor, Intel i5-2500K and 8 GB RAM, currently available 5,5GB. I tried to extend photoshop's memory usage and scratch disk settings as following: But ...
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1answer
30 views

My RAMs shrunk with no apparent damage. 8gb to 4gb on both rams.

My computer recently started rebooting randomly, or whenever there's a bit of shock on the table. I thought probably one of the slots are loose. And I found on my OS that my 8 x 2 = 16GB RAM was ...
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1answer
23 views

ASUS 797-AR BSOD when two DIMM channels are in use

I've run into a very strange issue. Built a new machine this past weekend and everything was running smoothly for about four days. Then I had a stick of RAM die. Exchanged them for a new pair and now ...
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2answers
56 views

even if we have enough RAM space, why OS will use SWAP memory?

from the above pic, you can see we have 3191 RAM free, but at the same swap is also using about 661 bytes. why it is occurring ? can any give a glance regarding this. Thanks
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1answer
22 views

RAM buffer access makes beep/screech

When I execute dd if=/dev/zero of=/dev/null bs=1G count=1, I hear a curious, very soft- screeching sound (think HD spinup but shorter, softer, and higher pitched) from where I know my RAM is located ...
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35 views

Computer slow when there is over 8GB RAM

My motherboard is a Sapphire pure black X58, with 6 ram slots ( tri-channel ) and 3x 2GB G.Skill PC12800 PI series on them, and when I received for free 6x 2BG G.skill PC12800 NQ series I wanted to ...
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82 views

How to increase swap memory in Windows? [duplicate]

I bought a new system with 4 GB of RAM. I don't know how do I check how much swap memory I have allocated. I know that we can increase RAM physically. I want to increase swap memory on windows. How ...
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2answers
66 views

When is swap memory useful? Why do we need to set it to twice the amount of RAM? [duplicate]

I know that memory will be swapped whenever RAM usage is high. And I read that we need to set swap to be twice of the amount of RAM. But why? How will it shift from RAM to swap? If we do not have swap ...
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1answer
204 views

What is using up all my memory? - Ubuntu 14.04 LTS Server

This is a physical server, not a VPS, it is a Shuttle mini server with Intel(R) Atom(TM) CPU D525 @ 1.80GHz and a single stick of 2GB ram. The server works fine for a few weeks proxying RTSP video ...
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29 views

Why formatted flash memory has used space

I format my flash memory and select its file system format as FAT32 : And then take a look at the flash memory drive properties : As you see above, there is a 16KB used space. I change ...
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3answers
32 views

If RAM Disk had continuous power, even if the computer was turned off, would it still be volatile?

I am planning to host a Minecraft server and discovered RAM Disks. They are fast, but volatile(meaning if it lost power, then it would lose all data). I am a tinkerer myself so I thought, "Maybe I can ...
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24 views

Apache vs nginx Memory Consumption with PHP

I want to start by saying that I know the debate regarding PHP performance under Apache and nginx is still a bit undecided, as PHP is generally the bottleneck on performance. I have my application ...