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

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Why have kernel mode drivers and user mode drivers for?

Just one "mode" of a driver for devices would be enough. I do not get why one needs two kinds of drivers when it's the same concept, isn't it? Can't a regular executable call a kernel driver, and ...
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0answers
16 views

What is a memory bank? [closed]

I'm trying to get an introduction to microprocessors and emulation technology (specifically of game consoles) and when looking at the Atari 2600 documentation/specification, it says that the ROM (or ...
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0answers
20 views

Process memory usage: what is this?

When they say process memory usage, what does this actually mean, i.e. what does this memory consist of? There are different kinds of memory, such as Shared Memory, Memory-mapped file, virtual memory ...
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0answers
17 views

asrock h61m-itx Slow boot

I have a problem with my pc. On every first time I turned it on, it seems to boot fine however it gets stuck on the motherboard info screen (not the bios but the one that says "F2/Del to enter setup, ...
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1answer
40 views

Laptop System Technical Issues

I have an HP laptop with Ubuntu 12.10 64-bit installed. Okay, had. Earlier this week, I upgraded from 4gb to 16gb RAM. Cut to two days later: I was happily coding away in Eclipse, when a wild kernel ...
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2answers
51 views

How can I know how much memory a program has used under Linux?

Get process memory consumption this question is about getting the memory usage of running program. I need to know how much RAM a program has used after it has finished. Say I am compiling a C++ ...
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2answers
37 views

Can i install more ram than product specs says it will handle?

I have a Compaq Presario sr2017cl running windows 8 pro 64bit, Athlon 64x2 cpu. Specs. says I can only install 4x1g of ram. I want to know if I can put 4x2g of ram into my machine. If yes do I ...
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0answers
32 views

CentOS 6.4 on Hyper-V memory exhausting issue

I am having an issue where the RAM on the virtualised machine is becoming exhausted after periods of time, the machine itself has 4GB RAM assigned to it and it always seems to be reporting around 15% ...
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0answers
14 views

How much can I recover memory data from memory dump created when BSOD occurred? [closed]

Let's say in Windows 7 every Windows setting is set to default. Computer suddenly goes onto BSOD, and creates memory dump automatically. In this case, how much would one be able to read into memory ...
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0answers
13 views

Web browser with memory management [closed]

Is there any web browser with manual memory management exist? So I can limit memory consumption, also it would be nice if can handle 'infinite' number of tabs.
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1answer
64 views

Should I buy more RAM? [closed]

Working hardly on my PC for a long time, I'm getting such workloads and things are painfully slow. Nevertheless, 1.5 GB is constantly available, no matter what. Moreover, Mark Russinovich is very ...
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1answer
24 views

Does the Sony VAIO VGN-AW11Z/B laptop (Intel PM45 chipset, 2 memory bays) support 16GB of RAM?

I do know that Intel suggests PM45 supports 8GB, but those are rather old specs when 8GB sticks were not available. I wonder if anyone has tried 2x 8GB sticks on the VAIO? or even 2x 16GB sticks for a ...
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1answer
41 views

Memory speed: single and dual channel

I measured memory throughput of my computer with MemTest86+, and one result surprised me. I use DDR3-8500 (533 Mhz) modules. I have one 4 GiB and two 2 GiB. The timings seem to be 7-7-7-20 fixed by ...
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1answer
75 views

How does the microprocessor make the bits move from memory to inside of it? [closed]

I was just wondering, since it only fetches bytes that are read as circuit instructions to process data and the like, but how exactly does it "move", get the bits going, outside of the RAM IC to ...
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1answer
32 views

How big a performance impact on Core i7 Xeon is caused by not installing RAM in pairs?

At work I have a dual CPU workstation (HP Z600) with i7 / Xeon E5620 Gulftowns installed on a Intel 5520 based motherboard. Factory, it was installed with 2x2GB sticks enabling 4GB in dual channel ...
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1answer
35 views

Opera torrent download uses whole memory - no guilty process found

I'm downloading torrent with StackExchange data dump. There was about 40% done, today when I clicked resume, the computer hanged and was practically unusable for about 30 minutes. After a few ...
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0answers
41 views

svchost.exe is consuming 1.6GB of memory

I noticed that svhost.exe was consuming 1.6GB of memory. Here are the services that were associated with this instance: This PC is currently running a VM and also streams content in the house using ...
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1answer
36 views

How is memory mapped to certain hardware? How is MMIO accomplished exactly?

Realize that I am NOT asking about how MMIO (memory mapped input/output) is set up, but asking how it is mapped, I.e, what maps it exactly? Not what is mapped to what, I can Google a memory map for ...
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2answers
89 views

Install too much RAM - and then? [closed]

I saw some already asked if its possible to install more than max. specified RAM capacity. I want to go a bit further. I have a laptop (Vaio VPCF11C5e) with currently 2x4GB 1066Mhz installed. ...
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0answers
20 views

Probable issues with upgrading RAM to 8GB for Asus S400CA-CA028H Ultrabook [closed]

Will my laptop work without issues if I add Corsair Vengeance DDR3 4GB (1 x 4 GB) Laptop RAM (CMSX4GX3M1A1600C9) to it? I have a Asus S400CA-CA028H Ultrabook with 4GB integrated into motherboard, ...
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3answers
56 views

Windows 8 and memory consumption [closed]

My current system should have enough memory (4GB), but it's the lower average right now and if I want to run multiple applications at once - which is needed - memory is getting scarce. In addition to ...
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1answer
31 views

Windows fails to start after RAM upgrade

I have a alienware m11x r2 and I recently bought some new RAM for it. However after installing it, when windows boots up a "Windows fails to start" page appears. I am then giving the option to repair ...
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5answers
263 views

How many memory addresses can we get with a 32-bit processor and 1gb ram?

How many memory addresses can we get with a 32-bit processor and 1gb ram and how many with a 64-bit processor? I think that it's something like this: 1GB of ram divided by 32bits or divided by 4? to ...
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1answer
46 views

Calculate performance of RAM using timing and speed

if an 8gb DDR3 SDRAM 1600MHz has a timing of 8-8-8-24, how can I calculate if it will have a better performance than a 2x4gb DDR3 SDRAM 1866MHz with a timing of 9-10-9-28? Also, will a 2x4gb DDR3 ...
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1answer
31 views

What RAM do I need to get?

I can't work out what RAM I need. I'm not even sure what laptop I have! All I know is: It's a Sony VIAO, and there is a small marking "VPCF11JOE" just below the screen. The installed memory is 6GB ...
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5answers
107 views

Where did my memory go after having a long up-time?

I have a Windows 7 Professional computer with 12GB of RAM. On a fresh start up, the amount of RAM is more than adequate for my needs. However, a couple of weeks into up-time and it appears that the ...
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1answer
48 views

Allocating more RAM to Integrated Intel HD Graphics

I am concerned about power consumption on my Asus laptop. I have allocated 512MB (maximum allowed) of RAM to the graphics card, and I wanted to know if the more you allocate the more power it ...
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0answers
28 views

To analyse the space taken by one pdf page? [closed]

I have OCR-filtered by Abbyy Fileexpress PDF-document which has 777 pages. I takes about 150 Mb memory. There are dummy colours at the sides of the pages, which I think most of the space in memory. ...
2
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4answers
103 views

What is the easiest method to check if I have DDR3?

I want to find out if my mother-in-law's computer has DDR3. She is living quite far away, and she is not completly computer illiterate, but downloading, installing and running a program might be too ...
1
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1answer
46 views

How to blacklist a particular bad RAM area in Windows? [duplicate]

I have found a RAM error with MemTest86+ (the version included with Ubuntu 13.04), it says: Failing address: 002f796c48 - 759.5 MB I have no money to buy new RAM now and the error seems to be ...
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2answers
394 views

Does the 4 GB RAM limit on 32-bit systems also affect the swap space?

It is well known that 32-bit systems can only handle 4 GB as maximum amount of RAM. Under Linux, does this limit also apply to swap partitions? If my RAM + swap exceeds 4 GB, will it be fully used? ...
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1answer
49 views

Exhaustive Windows 7 troubleshooting procedure?

I have been using this laptop for almost two years now. Its an Intel 2nd Gen i3 with 4 GB of RAM with a 512 MB of ATI Radeon 5470 GPU running the 64-bit version of Windows 7 ultimate (Not too ...
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2answers
111 views

Custom built PC slowly freezes up [closed]

So this is probably one of the weirdest PC issues I have ever experienced. I built my PC in the winter of 2011, so about 1.5 years ago. Here are the stats: ASUS P8P67 (REV 3.1) LGA 1155 Intel P67 ...
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2answers
39 views

CPU Bottlenecking GPU?

At the moment I have these specs: BIOSTAR Group, A770E3 motherboard CPU: Processor AMD Athlon(tm) II X3 450 Processor, 3200 Mhz, 3 Core(s), 3 Logical Processor(s) RAM: G.SKILL Ripjaws Series 12GB (3 ...
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0answers
27 views

What are some uses for GPU RAM? [closed]

I have an ATI Radeon 5450 GPU, with 2 GB DDR3 RAM. Is there anything I can do to utilise this RAM? Thanks!
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0answers
12 views

find out what process is using all the RAM? [duplicate]

I met the same problem like this Linux: find out what process is using all the RAM? anybody can tell me why.
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1answer
33 views

How Much Memory [closed]

Goal: Measure in quantity of the client's (client has 6 gb primary memory) usage of primary memory. I'm using Win7 professional. Problem: What methodology or how do you measure the computer's ...
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0answers
73 views

Best Use of 32GB of RAM in Windows 8? [closed]

I went a little nuts and bought 32 GB of RAM for my latest computer build. Besides being able to run a ton of VMs, is there any way I can have Windows 8 utilize all of this memory? Maybe put the ...
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0answers
76 views

Why does launchd keep killing processes

I've noticed my system.log is getting flooded with messages like this: May 5 12:56:08 macpro com.apple.launchd[1] (com.apple.qtkittrustedmoviesservice[8568]): Exited: Killed: 9 May 5 12:56:08 ...
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votes
3answers
294 views

Why do my OSes only recognize 3 GiB of RAM?

Okay, I have 4 RAM slots in my computer - I'd stocked it with 2 2-GiB sticks, and 2 1-GiB sticks, but my OS only showed 3 GiB. This occurred on 32-bit Windows, 32-bit Linux, and 64-bit Linux. The ...
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0answers
31 views

bitcoind failed on my arch linux linode server, where can I find the log telling me what happened?

I have looked in /var/log and I cannot find anything related to bitcoin. I was running bitcoind for a number of hours the other day on my 1GB RAM/8 core linode when bitcoind stopped running ...
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5answers
76 views

Negative impacts of using high CPU And memory for a few seconds?

I built a crawler for my own personal use that queries many pages with curl_multi_exec. It uses 98% CPU and memory for 10 seconds on my laptop. I'm only crawling around a 1000 pages, but I wanted to ...
0
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1answer
25 views

Top command cache vs free memory

When I am running top command (on embedded system with 64 MB RAM) I am getting below description on total memory usage: "Mem: 43468K used, 968K free, 0K shrd, 1280K buff, 21896K cached" It looks ...
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1answer
45 views

Memory usage classification under Darwin (Mac OS X 10.8)

on Mac OS X using Memory Clean, I can behold this memory usage stats chart: While the meaning of active and free seems to be clear, what do "wired" and "inactive" memory refer to?
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1answer
17 views

Does SO-DIMM DDR3 from Macbook fit into normal Motherboard

Do SO-DIMM DDR3 from a macbook pro fit and work on a "normal" motherboard like this one: http://www.asrock.com/mb/overview.de.asp?Model=AD2550B-ITX thanks!
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1answer
13 views

Summary explanation of Windows Diagnostic Report [closed]

This might be very broad and potentially impossible to answer entirely, but it's very important I'm able to understand what everything covered in a Windows Diagnostic Report is telling me. I've ...
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3answers
70 views

BSOD Error Code 1a

For the past couple of months I receive a BSOD Error Code 1a about 1-3 times every single day. It feels like the issue happens a lot when i'm using adobe flash, but i'm sure there is probably a more ...
2
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0answers
58 views

Extreme Kernel Paged Pool Memory Use (Win 7 64-bit)

I'm currently running Win 7 Pro 64-bit on a file server system with 12 hard drives. The drives are connected through 2x IBM M1015 controller cards (flashed to LSI 9211-8i IT mode firmware). I'm ...
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3answers
77 views

What can I do to improve my laptop's performance? [closed]

Core i5 2.67 GHz Processor 2GB RAM 250GB Hard Drive(the C: Drive has a total of 116GB out of which 17.24GB is free) 32bit Windows 7 Professional I have a lot of themes installed plus I also have ...
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0answers
44 views

How to view how much RAM NTFS file cache is using? Any way to see what files are cached?

In effort to figure out why there's a general system performance degradation (Windows OS desktop/application lag) in the below issue (which may be memory-related), I would like for a way to see ...

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