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4answers
2k views

Upgraded RAM Leading to Memory(?) Issues In Windows 7

I was super excited to upgrade my computer from 4GB to 8GB, so much so, I made a pretty amateur mistake: I swapped out the memory while my computer was asleep, and not shut down. Now, I'm not sure ...
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1answer
520 views

vmstat's Total Memory Statistic

I am analyzing memory usage on a Linux system. When I run vmstat -s, I see the following: waffleman@waffle-iron:~$ vmstat -s 3549184 K total memory 3206708 K used memory 1918012 K ...
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3answers
348 views

New Memory Power Management options in Power Options?

These options are listed under Memory Power Management in the Power Options on my laptop: Backoff channel heat break tolerance Consecutive time units to mark a page as cold Backoff channel heat ...
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1answer
1k views

RAM is showing 2.99 GB instead of 3.25 GB in Windows XP Professional 32-bit [duplicate]

Possible Duplicate: Why does Windows only show about 3.5GB of my 4GB+ of RAM? I have an Intel Core 2 Duo CPU E6550 with 4 GB of RAM. At that time, the system properties was showing RAM info ...
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5answers
34k 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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1answer
6k views

Wired Memory vs. Active Memory in OS X

I'm having trouble understanding the difference between Wired Memory and Active Memory in OS X. Do not talk about the four types of memory (don't talk about free or inactive memory, because I ...
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4answers
180 views

Can I track down what is consuming more and more memory on Windows XP?

I use XP at work and if I don't restart every day the system gradually uses more and more memory with roughly the same processes running. I use Windows 7 at home and I don't experience the same ...
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1answer
2k views

Understanding RAM usage on Linux

I'm completely new to Linux and I'm just trying to understand where all my RAM is going. I've got a pretty fresh install of Xubuntu running as a VMWare guest, and I've given it 1.5GB RAM to play with. ...
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2answers
578 views

32-bit OS with 3GB Ram and 1GB GPU [duplicate]

Possible Duplicate: Making full use of memory on graphic cards Hello! Does anyone know if 32-bit OS will be able to fully utilize 4GB of memory (3GB Ram + 1GB GPU)? I know that out of 4GB ...
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3answers
6k views

Why does my 32bit ubuntu see 8GB of RAM?

I have just installed a fresh copy of ubuntu 11.04 32 bit and I was surprised to see that the OS can see my 8GB of RAM not like Windows 32 bit OS. How does it work? How is the address mapping ...
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2answers
12k views

How to setup Windows 7 to effectively use 24GB RAM

I need to know the best strategy to let Windows 7 use 24GB RAM in the most effective way, so it does as few reads from disk drive as possible. I once read there is some setting in Windows but I can't ...
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2answers
3k views

Why won't Ubuntu use swap?

I'm running 32-bit Ubuntu 10.04 on a 4-core AMD Phenom machine with 4GB of RAM. With normal use (a dozen or so Chrome tabs, 1 VirtualBox machine, 2 or 3 instances of QtCreator, ) the memory will ...
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1answer
12k views

How do I allocate more RAM to Java?

A java application I'm using keeps crashing, when I had a problem with a similar application I managed to fix it by allocating more of my RAM to Java. How do I do that? (I recently upgraded to 16 GB ...
2
votes
1answer
344 views

A profile makes mozilla firefox killed. How to repair?

Mozilla firefox fills system memory and gets killed during startup if I use my "default" profile, even when started in safe mode. I'm using Kubuntu Linux. $ firefox -safe-mode Killed $ Upgrading ...
2
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1answer
468 views

What I should know about memory management?

first of all: I don't use stackadmin or similar so please don't vote for moving there, I'm reading man top and paper "what every programmer should know about memory ..." I need really simple ...
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1answer
126 views

what typically consumes more ram on a website?

i have a mac and im using the new firefox 4 just testing to see if it will use less ram usage than before. when i open facebook and flickr the usage flys up. what is typically sucking more ram? im ...
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votes
2answers
418 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 ...
2
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4answers
287 views

What could cause a computer to slow down over time?

I have an application/game that ran smoothly a few months ago but lately I've realized it runs more sluggish than usual (the frames per second get quite low). I thought maybe something I installed is ...
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2answers
2k views

Memory management (segmentation and paging) in 80286 and 80386: How does it work?

I found lots of Web sites and books explaining how memory management worked on the 8086 and later x86 CPUs in Real Mode. I understand, I think, how two 16 bit values, segment address and offset are ...
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1answer
495 views

Filling memory slots to allow dual channel

I have Gigabyte P55 motherboard and an Intel i7-860 cpu running Windows 7-64Bit. I have 2 sticks of 1GB RAM and one stick of 2GB RAM. With four dual-channel memory slots on the motherboard, what ...
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2answers
4k views

How do I resolve BSOD: PAGE_FAULT_IN_NONPAGED_AREA?

I have been trouble shooting this for a few days and cannot fix this anyhow. Computer specifications Mobo: ASUS Sabertooth X58 LGA 1366 Intel X58 SATA 6Gb/s USB 3.0 ATX Intel Motherboard CPU: ...
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3answers
2k views

Detecting source of memory usage on a Linux box

I have a toy Linux box with 256mb RAM running Ubuntu 10.04.1 LTS. Here is the output of free -m: total used free shared buffers cached Mem: 245 ...
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3answers
5k views

What is my peak total memory usage? How much of my RAM is actually being actively used?

Is there an app or utility in Windows that shows me the peak value of in-use memory (i.e., the total of the shareable and private memory of processes, drivers and the operating system) (not standby ...
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votes
1answer
391 views

Why RAM usage is much bigger than Virtual Memory usage

I am running some tests on a very powerful machine ( 24GB RAM, Window 2008 64bit ) I checked my task manager: Physical memory: 98% ( RAM is 24GB ) But the totally "Memory(Private working set)" usage ...
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6answers
25k views

Where exactly L1, L2 and L3 Caches located in computer?

Where exactly L1, L2 and L3 Caches Located in computer ? I know, we use Cache to increase performance by picking DATA and INSTRUCTIONS from Cache rather than Main Memory. Following are my questions ...
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2answers
5k views

What's the advantage of 'hardware reserved' RAM?

I have Windows 7 64-bit, 8GB RAM and 1152MB is hardware reserved. This leaves me with 7039MB of physical memory available as I can see on the Task Manager. What are the advantages or disadvantages of ...
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1answer
239 views

Two Firefox windows vs two browsers? Ram Consumption

I don't know enough about Ram & sharing to know what the difference is here. Normally, I run Chrome in one desktop for personal use, and Firefox on a second desktop for business. I like the ...
1
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2answers
297 views

PC multi-core architecture, scheduling of cores access to system memory

My office computer has 8 cores. I recently upgraded the system from 4Gb of RAM (in two modules) to 24Gb of RAM (in six modules) and noticed a considerable increase in performance when multiple cores ...
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3answers
122 views

Resources of minimized programs in Linux

When a program is minimized to the taskbar in Linux does it use less resources?
5
votes
1answer
3k views

How to show memory usage in Netbeans?

I would like to know if there is an option in Netbeans (v. 6.9) to show its memory usage. For example, how much got allocated to it and how much it has used.
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votes
3answers
862 views

How to know which program or service take long time at and after PC Starting?

I want to identify which program consumes and takes computer resources on a Windows 7 during start up and after logging in, because after I log in my hard disk LED stays lit for almost 5 minutes. I ...
2
votes
1answer
957 views

Making full use of memory on graphic cards

Onboard graphics cards often reserve some of the system main memory for their own use. For a computer with a separate graphics card which has its own memory, is this possible that some of it be ...
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3answers
400 views

Mozilla Firefox memory Problem

When i run Firefox.. with the passage of time it continuously keeps on increasing its size in memory until it has consumed all the RAM.. no matter if i open and close 20 tabs or there is just one tab ...
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1answer
6k views

How do I limit the memory usage of a specific process in linux?

I've written a program for a class that my professor will be testing in various low memory environments to see how it behaves when the program runs out of memory. Is there a way I can simulate the ...
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2answers
743 views

Is ReadyBoost necessary when Windows 7 has enough memory?

According to Microsoft ReadyBoost is designed to help when your PC's memory is running low. Low memory can make your computer sluggish because Windows, which needs a place to stash data, turns to ...
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votes
4answers
825 views

Firefox Tab Recycling

I have a somewhat academical question. When using Firefox, would it be better for memory usage if, when going to a website, with an unused tab available, I: Close that tab, then open a new one with ...
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vote
1answer
533 views

Optimum memory settings for Parallels 4 on a MacBook?

I've got a last-generation black MacBook with a 2.4 GHz Core Duo processor and 2GB RAM. Parallels 4 is running all right, but holds the rest of the machine hostage in terms of performance, even ...
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2answers
2k views

Clarification on the Shared Memory column in the Linux top utility

We are having a memory allocation issues with a program running under Linux. We are using the top utility to try and determine the root cause of the problem. One thing that we have noticed is that ...
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votes
3answers
719 views

Windows x86 physical memory is 24-bit?

I am reading the new book, Windows Internals 5 about memory management (chapter 9 in Physical Address Extension PAE section). It is mentioned "A 32-bit system represents physical addresses internally ...
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1answer
880 views

A ramdisk for Vista with “unlimited space”

I am using PostgreSQL and I want to explicitly place a database with 4 gb of data in memory. I have read a lot of forums discussing whether this is a good idea and I have decided that I want to give ...