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

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89 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 ...
1
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2answers
85 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 ...
4
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1answer
953 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. It has a JMicron Technology Corp. JMC250 PCI Express ...
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0answers
84 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
45 views

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

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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0answers
65 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 ...
0
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1answer
41 views

Does using more memory slots equal better bandwidth?

I am thinking of buying a Mac Pro, and I am wondering about the various memory configurations. It can be had with 3x4GB, 4x4GB, 4x8GB or 4x16GB. 3x4GB seems like a weird configuration. I thought DDR ...
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1answer
54 views

Mac pro 2,1 boots up but won't restart?

I am very confused with this problem. So I just recently purchased a 8 core 3.0ghz Mac Pro 2,1 and I upgraded the memory with 16gbs of hynix ram, and everything worked great the computer was reading ...
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0answers
144 views

How to force the Linux kernel reclaiming cache memory rather than using swap?

I have a PostgreSQL-driven web service on two Debian servers, one a vhost running Linux kernel 3.2.0-2 with 2GB RAM and the other a dedicated server running Linux kernel 2.6.26-1 with 6 GB RAM. ...
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1answer
31 views

Increasing number of huge pages exhausted memory

On the box we have 38 GBs of memory. After I have set the number of huge pages (2048k) to 17290, I've found out that nearly all of the memory was used. But I didn't run any process. How could it be? ...
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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
174 views

How to use full bandwidth available?

I'm working on a new kind of proxy server using node.js. With cluster module I'm able to fork the process (which are double the number of cores). The server configuration is 8GB RAM, 8 core Intel ...
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1answer
88 views

Haswell 4770k 1866 or 1600 ram difference?

Hi all i am getting this proccessor and am still not decided on the ram. I was told haswell works best with 1600 and that all 1866 is 1333mhz overcloked to 1866 so its best to get the 1600? I will ...
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1answer
91 views

Use more than 2Gb RAM in Dell Optiplex 320

A while ago I purchased 2*2GB Sticks of RAM for my Dell Optiplex 320. When I inserted them i was greeted with a series of beeps, and a system that would not boot. I checked each stick, and ...
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0answers
34 views

Incompatible RAM with a laptop

Recently, I bought a RAM (Vengeance CMSX8GX3M2A1600C9) for my laptop (eMachines E732G). Yesterday I installed the RAM on my laptop. There was a problem. I could not install any operating system ...
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1answer
29 views

How to find the largest size of memory?

how can I calculate the largest size of memory that can be used with a 16 bit address bus and a 8 bit data bus? Is it 2**16 bytes - with regard to the address bus - or 1 byte - with regard to the ...
1
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1answer
300 views

Laptop won't boot after installing new RAM (compatibility issue?)

I bought some new RAM for my Toshiba Satellite P500-14L laptop (max. memory 8GB according to Toshiba website). Previously I had 2x2GB Samsung M471B5673EH1-CF8 1066MHz DDR3 Now I bought 2x4GB ...
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1answer
31 views

How the data will be stored/saved in memory

Consider I have a USB flash memory with capacity of 8 GB. That is, it can store 8 billion bytes or 8 billion * 8 bits (approximately). How those huge amount of data can be stored in a small USB flash ...
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0answers
42 views

Loads of memory used, but cannot identify where (Ubuntu 14.04)

This is the output to free -m total used free shared buffers cached Mem: 3850 3369 481 2 20 179 -/+ buffers/cache: ...
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1answer
37 views

laptop motherboard processor upgrade

i have a Toshiba satellite pro LAPTOP with 80 GB hod 512 MB ram and 1.8 GHz celeron processor and manufactured in 2007. i was wondering is it possible to upgrade the processor along with the ...
0
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1answer
24 views

Fully-Buffered RAM on a SuperMicro board?

My home server has a SuperMicro X7SBi board. Currently, I have 4GB ECC RAM (4x 1GB) installed. According to the spec page on SuperMicro's site, the board takes unbuffered RAM. A friend has a large ...
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1answer
42 views

The more I use my computer the less it lasts?

I would like to know your opition about the relation between the following 2 variables and 2 outcome measures. The variables are: Time a computer/laptop is on, carrying normal tasks/processes (word ...
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1answer
62 views

What percentage of RAM can I allocate as heap

I have 32 GB RAM on host, where I need to run java program ( On JRE 1.7 64 Bit). Currently I have specified 8 GB as heap memory. I am wondering how much can I increase ? I just run the java webapp on ...
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1answer
44 views

Why memory can't be collected cleanly after a process terminats?

After long time running, computers always become slow. Rebooting generally make them faster. But how does this happen? Initally I thought this might be related to memory usage. But recently I learned ...
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2answers
111 views

Insane Sudden Memory Usage on Windows 8.1

When booting Windows 8.1 my memory usage is about 1,7 GB. Then after some time - less than a minute - it jumps up to around 6 GB. Task Manager does not show anything that would use up that much. ...
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2answers
89 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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5answers
2k views

How can a 80-bit floating point be used by a 32-bit system? [duplicate]

Since a 32bit system can't manage a 2^33 number (because the obvious 32-bit limit), how can manage a 80-bit floating point number? It should require "80-bit"...
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0answers
30 views

Should I add more memory for Dragon NaturallySpeaking & Xactimate?

I have an HP p7-1003 x64 AMD II X4 650 processor 3200 MHz 4 core, 4 logical processors, currently running 8GB of RAM. this computer is really only used for doing my work, and has music on it as ...
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1answer
57 views

Upgrading RAM. Speed compatibility

I have an older machine. I'm planning to upgrade its RAM memory (DDR2-Synch DRAM PC3200). I mostly find memory speeds of 533, 667 and 800 mhz. Does it have a significant impact if I install cards with ...
54
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2answers
6k views

Why did adding memory significantly increase gaming performance on an AMD APU?

To be clear from the beginning, this is not a problem. This is just something that I really want to know the secret behind. System specifications CPU: AMD A10-6790K 4.0 GHz GPU: AMD ...
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2answers
106 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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0answers
23 views

Kingston RAM not seen in Studio XPS 16

I have a Dell Studio XPS 16 laptop, which supports 8 GB RAM. It currently has 2 x 2GB memory DDR3 SDRAM at 1067 MHz. I bought 2 Kingston Technology System Specific Memory 4GB DDR3 1600MHz modules. ...
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0answers
61 views

1.5 volt RAM in a 1.35 RAM compatible laptop

My laptop is asus rog 750jx, it was said that it compatible with 1.35v ram. But i installed a 1.5v ram onto the laptop. Will it be okay?
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1answer
167 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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1answer
173 views

Why does my computer run slow if it is not using most of its CPU or RAM? [closed]

I have two machines - a relatively cheap laptop and a high end desktop. My laptop sometimes runs slowly doing various tasks that would be quick on my desktop. My first guess is that I'm using most of ...
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1answer
51 views

Does my Memory (RAM) socket type need to match my CPU (RAM) socket type?

I am currently trying to build a PC and Have found the hard drive that I want, but now as I look into the memory ((DDR3)) none of the memory I want matches the CPU memory slot type of 1150; all of ...
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4answers
110 views

MacOS: can't understand what is using all my disk space

I got a MacBook Air with a limited SSD HD: 128 GB. The largest software I have is XCode (3.2 GB) and I do have 2 versions of this (4.5 and previou). My iPhoto library has 1.3GB of photos. My dropbox ...
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1answer
340 views

LogonUI.exe is calling for more RAM then is available to the system (8 GB)

I am receiving low memory warnings and freezes on a regular basis while idling. I've gone through most of the google recommend trouble shooting steps and I'm stuck with a weird recurring error in the ...
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0answers
95 views

Should the CPU usage go up to 100% when swap happens on Linux

I had been running a demo system on Linux with the following kernel: 2.6.32-400.1.1.el5uek #1 SMP Mon Jun 25 20:25:08 EDT 2012 x86_64 x86_64 x86_64 GNU/Linux And as soon as swap happens, the CPU ...
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0answers
88 views

External monitor take more CPU [closed]

My machine seems to hang when I connect an external monitor. My question is, does it take more CPU or Memory if I connect an External monitor to the laptop through the HDMI port? Hardware Specs HP ...
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0answers
103 views

Set maximum memory per process in Windows 8.1

I am using a Toshiba laptop with 6.0 GB of memory running Windows 8.1. I've had it freeze up a couple of times due to a process trying to use more memory than the computer has available. I've been ...
73
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10answers
11k views

Are computers with more RAM potentially faster if not all memory is usually in use?

Let's say I have a computer with 16 GB of memory. If my computer is usually only using about 4 GB and never reaches 8 GB, is it any faster than a computer with only 8 GB of (the same type of) memory? ...
0
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1answer
30 views

Is there a calculable correlation between RAM storage capacity and number of pins?

For example, there are 30-pin and 72-pin SIMMs, which are 32 bits wide. But, 64-bit wide DIMMs might come in 168-pin or 184-pin variants. How can one calculate the number of pins a specific type of ...
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4answers
106 views

Should I trust my laptop manufacturer's website about the maximum RAM my laptop can handle?

Plan to upgrade my Toshiba L300-14X's memory from 2gb to 4. Problem is the manufacturer and Intel (because I have Intel® GL960 Express Chipset with ICH8M) explicitly state that max. memory my laptop ...
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2answers
46 views

Computer is Shutting off Randomly Throughout the Day - Need to Tilt Case to Restart

Throughout the day, my Windows 7 desktop system is shutting down without warning every 2-6 hours or so. The frequency seems to be getting greater, but I'm not yet completely sure of that fact. This is ...
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0answers
135 views

What is the exact difference between the parameters (pgpgin, pswpin) and (pswpout, pgpgout) in /proc/vmstat?

Please note that this question is specific to linux only. And by swap space, I mean the dedicated swap partition. I did google a bit on this, and found these definitions: Paging refers to writing ...
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0answers
31 views

How to find out what is the “best” RAM for me?

I have an Asus p7p55 lx mobo. Tomorrow I'm finally going to install Win7 and decided to upgrade my RMA to 16GB which is the max. the mobo supports. What I could get from the website is that the RAM is ...
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0answers
36 views

POST seems more sensitive than other memory test software

During POST, my computer gives me beeps indicating a memory problem. The beeps occur within a few seconds of pushing the power button. The beeps are followed by nearly two minutes of logo during which ...
0
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1answer
34 views

Maximum RAM restrictions

So I have a eMachines ET1862 with an Intel i3-550 and 2GB DDR3 RAM. Since 2GB is wayyy too slow (quick look at task manger shows it's been running at ~80% RAM since boot) I want to upgrade the RAM. ...
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2answers
266 views

Adding a 1600 MHz RAM to a Laptop with already installed 1333 MHz

I have an HP Pavilion G6 Laptop that came with 4 GB RAM (Samsung). I recently upgraded it with another 2GB of G.Skill RAM 1333MHz with CL 9-9-9, so the memory was 6 GB in total. A few days back, the ...