Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [memory-management]

Memory management is the act of managing computer memory at the system level. Questions tagged with Memory Management can cover Applications and Operating Systems

0
votes
0answers
8 views

Out of memory error in Matlab

I'm using Matlab (version R2013b on MacOS 10.13.6), and running into a strange memory error. In particular, I've entered the following sequence of commands >> A = rand(2); >> [q,~] = qr(...
4
votes
3answers
359 views

How to fix MEMORY_MANAGEMENT and ATTEMPTED_WRITE_TO_READONLY_MEMORY BSOD on Windows 10

So after 3 years of using a fresh install of Windows 7 x64, I've to upgrade to Windows 10 because of job reasons. I downloaded the latest Windows 10 Pro build image (1803) from Microsoft and used ...
1
vote
0answers
125 views

Understanding Windows Process Memory Layout [closed]

I find many blogs and documents explaining process memory layout. All of them describe a memory layout of following kind: But when I look at the VMMap tool in windows, I find pages of stack, heap etc....
0
votes
2answers
164 views

Virtual and Physical address mapping in 32 bit Windows

Correct me I am wrong. Q1) My understanding is that in 32 bit mode we get 4GB virtual address space. Is this because 32 bit Windows can only support 4 GB physical RAM.? Q2) Every process get its own ...
0
votes
0answers
43 views

Memory exhaustion with apparently no process exhausting it

I am suffering memory exhaustions on a Windows 10 computer nearly every three days, with no pattern to reproduce (sometimes after PC is powered on for days, sometimes just after power on, sometimes ...
0
votes
3answers
127 views

Memory management in 32-bit Windows

In a 32-bit system is the 4GB virtual address space for the whole OS or is it for individual process? If it is for the whole OS, then does the OS fools every process that it has its own 4GB of ...
0
votes
0answers
73 views

Virtualbox consuming all of my memory

System specs are as follows: 62.8GB of RAM 1TB of Hard drive space - Samsung 960 Pro M.2 CPU is an AMD Threadripper 1950x - 16Core Running Ubuntu 17.10 Virtualbox 5.1.34_Ubuntur121010 So I started ...
3
votes
0answers
177 views

What to do about the vmmap process in Mac OS X always hogging the CPU?

Hi I am running Mac OS X 10.13.5 High Sierra, and I have always had my Activity Monitor up. My computer would every now and then freeze for a few seconds completely and then act normal again. When ...
-2
votes
4answers
256 views

Why turning off Virtual Memory doesn't improve my computer's performance?

I'm studying computer architecture, more specifically, virtual memory. One thing that I can't seem to uderstand is why turning off Virtual Memory doesn't improve my computer's performance? I know ...
0
votes
0answers
19 views

Does VMware Workstation use special large pages/huge pages by default?

According to some pretty old source, ESX is using special large pages by default, but ESX is some kind of OS in itself and therefore has full control of memory management. That is different for VMware ...
0
votes
1answer
76 views

Windows 8 High System Memory Usage

My problem seems simple. My computer is using more physical memory than is actually accounted for in the sum of my programs. !(Running windows 8.1, latest patches) I use 7.5 GB. Total usage is 12GB....
0
votes
1answer
21 views

I/O and Memory in Windows System Information

How to interpreter I/O and Memory in windows System information Msinfo32? Do I/O addresses represent memory location that mapped I/O device register and how about addresses in memory? If there are ...
1
vote
1answer
33 views

Is garbage collection in programming language used for collecting heap memory nothing else? [closed]

The garbage collection to recycle object that is no longer used is to deallocate heap memory? Does Memory leak represent no enough heap memory space for the program to run? So what we normally say "...
0
votes
2answers
903 views

rammap issues - does not show up anything (win10 pro build 17120)

I'm having some issues with the windows rammap tool. It used to work fine but by going to recent builds 17115/17120 it stopped working - when i start it up it does not show up anything. Refreshing it ...
1
vote
0answers
54 views

Libvirt memory management host and guest

I have set up two guest oses a ubuntu box dedicated to be a vm host. It has two physical cpus (with 6 cores each), 16 GB RAM, and 3 harddisks. Host os is on a 60GB SSD, while the guest oses are on ...

15 30 50 per page