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-1
votes
1answer
80 views

memory mapping to physical ram (hardware)

When the memory management unit translates a logical address to a physical address using the translation table, how does the physical address get mapped to that address in ram. What I mean to say, is ...
0
votes
0answers
130 views

Windows 8.1 Waiting Lock Pool Tag FLwl - High Memory Usage

I am running Windows 8.1 with 8gb of ram and have lately been experiencing crashing issues with windows explorer when RAM utilization is over ~73%. I have run poolmon.exe to see if there are any ...
0
votes
0answers
381 views

PCI Express BAR memory mapping basic understanding

I am trying to understand how PCI Express works so i can write a windows driver that can read and write to a custom PCI Express device with no on-board memory. I understand that the Base Address ...
0
votes
1answer
892 views

Windows - How can I flush modified memory?

This is a follow up on my previous question, here: Windows modified memory without a pagefile - Super User I have no pagefile and a lot of modified memory according to resource monitor (Win 7 x64). ...
0
votes
1answer
253 views

Windows modified memory without a pagefile

How does Windows' modified memory work without a pagefile? The physical memory is modified and then...? I'm running Windows 7 with 16GB of RAM and no pagefile. I have about 2.5GB of modified memory, ...
1
vote
2answers
562 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 ...
13
votes
1answer
790 views

increase desktop responsiveness on linux while swapping

All GNU/Linux distributions I tested so far have the problem that whenever the ram gets filled and the system begins swapping, the whole desktop and graphical user interface becomes unresponsive as ...
2
votes
1answer
4k views

Limit memory allocation for process

I am running Windows Server 2008 R2, and I would like to limit the allocated RAM memory space for a specific process, I have installed "Windows System Resource Manager" but I can only view the ...
0
votes
1answer
118 views

How is HDDM (not RAM!) accessed, modified and addressed in modern computers? [closed]

Warning: yeah, I know that article of Wikipedia. It's just too difficult for me! I hope that there is some person who could explain it more simply... Background: I designed a 6-bit computer. It has ...
0
votes
0answers
36 views

What is the name of the range of cells that are actually loaded into memory in Excel?

I keep thinking it's called Visible Range but I doubt that's actually it. Basically I'm trying to find out what the cells that are selected when you press CTRL+Left Arrow is called.
1
vote
1answer
435 views

Find out the sum of memory hogging process

As I'm always without memory on my PC I'd like to find out once for ever which is the most memory hogging program. The problem is that opening the task manager (I'm on Windows 7) doesn't seem to help. ...
1
vote
2answers
3k views

How to activate swap on Linux? “swapon -a” doesn't seem to work?

My computer has quite some memory (6GB) which is enough for most of what I do. A while back I was messing with my swap, turning it on and off with sudo swapon -a and sudo swapoff -a. In then end I ...
1
vote
3answers
1k 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 ...
0
votes
1answer
296 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?
-1
votes
1answer
368 views

Python - Releasing/replacing a string variable, how does it get handled? [closed]

Say i store a password in plain text in a variable called passWd as a string. How does python release this variable once i discard of it (for instance, with del passWd or passWd= 'new random data')? ...
2
votes
2answers
47 views

8 or 12 gb when dealing with mat

I had a huge problem with my computer BSODying all the time and all the times it seemed to be a memory problem. I have 16 gb RAM (4*4) and checked each of my modules individually with memtest86 and ...
1
vote
0answers
95 views

SQL Server Continues to Swap RAM After Using a Virtual Machine

I have a dev computer running Windows Server 2008 R2 Enterprise and SQL Server 2008 R2 Enterprise, with 8GB of RAM. As I write code and use the database, SQL Server will use more-and-more RAM (which ...
2
votes
0answers
586 views

Random freezing caused by khugepaged?

I have a fairly beefy Arch Linux computer, kernel 3.7.7-1-ARCH. However, recently it's been having random freeze ups. Never common, but it'd freeze for a good 15 seconds where no program is ...
1
vote
1answer
98 views

Sharing RAM/G5 Desktop/iMac [closed]

I have a Mac G5 Desktop with 14GB of RAM installed which I sometimes use as a start up disk. I have a 27" iMac 2.8GHz Core i5 with only 4GB of RAM installed. Is there anyway I can access/utilise the ...
0
votes
1answer
54 views

When Should I Upgrade My AWS MySQL Server?

We have a server system that currently consists of 1 Apache server that is attached to a load balancer and one MySQL server that is by itself. Both servers are AWS Micro Instances. Everything is ...
0
votes
1answer
498 views

How does FileStream appends physically works?

I was dealing with a prepending problem and suddenly leads me to think about this question.... Maybe not only related to FileStream, I want to know how we actually appends binary into a file ...
0
votes
0answers
875 views

Kernel OOM killer been called when plenty of memory left while using malloc

The program is a memory exerciser that request multiple chunks of 512MB to malloc. For some reason the node 0 is been memory exhausted while the others are not been called. MemExerciser cpuset=/ ...
0
votes
2answers
913 views

Empty/dump modified memory to pagefile in windows

I use process hacker to clear out a few gigs of ram before loading large files such as 2GB stack traces so that everything does not freeze up for an hour as stuff gets swapped back and forth. However ...
0
votes
1answer
85 views

Windows7 issue in mutli- tasking and memory

I seeming some problem in my windows OS recently, let me first say my system configuration. processor - Intel(R) Core(TM)2 Quad CPU Q8400 @ 2.66 GHz Installed memory (RAM) - 4.00 GB (3.00 GB usable) ...
0
votes
1answer
6k views

Windows Word says, “There is insufficient memory or disk space. Close extra windows and save your work”

While pasting an image in a Microsoft Word Document, I got this error message: I was only having Microsoft Word, Windows Paint, Google Chrome and Windows Explorer open at that point of time - ...
4
votes
2answers
5k views

What is Paging in memory management?

I was just reading Operating System Principles by Silberschatz et al when I came across paging in memory management.I'm slightly confused about it. It states that Physical Memory(I assume it's RAM) is ...
4
votes
2answers
394 views

About memory cache of Linux

I'm running a python script to do some statistics and the actually memory which used is low,about 10%.And no other process cost more memory.However,when i use free -m and it shows that almost 95% ...
4
votes
1answer
8k views

Why does limiting my virtual memory to 512MB with ulimit -v crash the JVM?

I am trying to enforce maximum memory a program can consume on a Unix system. I thought ulimit -v should do the trick. Here is a sample Java program I have written for testing : import java.util.*; ...
0
votes
0answers
81 views

Forcing suspended jobs to swap all memory in Ubuntu

Is is possible to suspend a job and force all of its memory to swap? I've got six jobs running, and they're competing with each other for resources. So much gets wasted on system swapping that they ...
0
votes
1answer
906 views

Is there an easy fix to this copy/paste into Excel error?

When I attempt to paste a large spreadsheet (from a DB, ~90,000 rows) into Excel, I keep getting this error: Microsoft Excel is waiting for another application to complete an OLE action I ...
2
votes
1answer
1k views

How can I configure Firefox to assume I have less memory?

Firefox has a few different settings that automatically get tuned based on the system ram. This is all great if you're running nothing besides Firefox, but when you're running half a dozen apps at the ...
1
vote
1answer
1k views

High RAM usage by Windows 7

I am running 64-bit Windows on an 2.2GHz 2nd generation i7 and 8GB of RAM. When I first boot up, the RAM usage is 25-30%, which is reasonable, but after about two to four hours, it may go up to ...
0
votes
1answer
774 views

Windows server 2008 CPU load balancing

I have a Windows server 2008 CPU and Active Directory installed. Some how with lot of users and compiling process and many things, the CPU load rise too much and makes the server goes slow. What is ...
3
votes
1answer
17k views

Swaping, Paging, Segmentation, and Virtual memory on x86 PM architecture

Well, this may seem a common or already asked question but after searching various books, online tutorials and even here on SU, I am still puzzled at how these four beasts work together on a x86 ...
-1
votes
1answer
152 views

Mozilla Firefox is eating up my machine memory even when there's only one tab

Check out this video link; it proves that Mozilla Firefox continuously increases the size of memory consumed every moment.. What's the matter?
1
vote
1answer
283 views

Limit the number of inboxes loaded in Thunderbird to save memory? [closed]

I have 3 email accounts I use in Thunderbird, however I only use one of them on a regular basis. Is it possible to selectively load accounts in Thunderbird to save memory? Here is the ...
6
votes
4answers
31k views

How could I limit or even disable file cache on Windows Server 2008R2?

There is a machine, with a very fast RAID array, and a fast internet connection. But, it only got 8gb of mem, which runs out really quick, when the upload goes up. Any ideas how could I disable, or ...
2
votes
1answer
480 views

Java: compile and run hanging at command prompt

I'm having an issue that I'm hoping someone can help with. I'm working on netbook running WinXP Pro SP3, 1.6GHz & 1GB of RAM. I've got a relatively simple java program that I'm able to ...
2
votes
1answer
177 views

What resource am I lacking? Causes notepad to be missing menu, or programs to not open

At this point when a notepad window is like that with no menu, I can't open another notepad either. After closing one or a few cmd prompts. Or after closing an add/remove programs window, or a ...
14
votes
3answers
3k views

Is it possible to make the OOM killer intervent earlier?

I try to tweak my development system to maximal reliability. I disabled swap, because for GUI usage it mostly renders the machine unresponsive in such a way not useable anymore. Nevertheless, if ...
1
vote
2answers
3k views

“Empty Working Set” option in RAMMap

What does this option basically do? Does it free the unused memory? If so, how does it affect the performance? In what cases will I use it?
0
votes
1answer
712 views

How to Upgrade Memory From 2Gb To 8Gb? [duplicate]

Possible Duplicate: How can I enable PAE on Windows 7 (32-bit) to support more than 3.5 GB of RAM? I have a laptop which has 2GB DDR III RAM, 520MX 1GB Graphic, and Intel Core i3-2310M CPU ...
0
votes
1answer
270 views

How can I find out the memory usage of a Virtual PC VM through the host?

If I start a VM using Virtual PC then Task Manager does not show the memory usage of the VM. For example, right now I have a Windows 7 VM running. I have: VMWindow.exe 60MB RAM vpc.exe 24MB ...
5
votes
1answer
166 views

Prevent important OS X process being swapped out, without code change?

I want hotkey-based utilities like Quicksilver or Zooom to respond immediately. But if they have been idle for a while, they (I guess) get swapped out, and respond slowly, sometimes not even ...
1
vote
1answer
112 views

Puzzled whether format the partition or simply copy back contents

In my previous question ntfs-partition-gets-auto-corrupt-becomes-raw-and-unreadable, I got some answers, but I am still not clear as to how to solve the problem. To quickly summarize it, Problem: ...
2
votes
1answer
2k views

Mac OS X consumes so much memory

I use a Mac for software development. It has 4GB of RAM (cannot be upgraded), and when I power it on, without any programs run by me, it consumes 2GB of memory. I develop a Rails app and the server ...
1
vote
1answer
5k views

NTFS Partition gets auto-corrupt, becomes RAW and unreadable

I have dual boot on my machine: Windows 8 and Ubuntu 11.10. Suddenly, one of my partitions went corrupt. On Windows, it's showing this error. Location is not available. E:/ is not ...
3
votes
1answer
266 views

Windows equivalent for “cat /proc/iomem”

Is there an equivalent program for Windows that "cat /proc/iomem" gives you under Linux? I'd like an easy way to read the Windows memory map.
2
votes
1answer
2k views

Windows XP only uses 2 GB of my physical 3 GB RAM

At work we still have to use Windows XP 32bit. Slowly we're getting to Windows 7 but for now I'm stuck with Windows XP. My problem is that Windows XP uses only 2 maybe 2.1GB of ram from my physical ...
16
votes
4answers
2k views

Is killing a process still considered bad for memory management?

So I am having a little discussion with my boss about memory management. I've been told that killing a process does not allow it to deallocate memory. Is that still the case, or was that years ago? ...