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2answers
50 views

What is an expected behavior when Windows runs out of memory?

When my machine with Windows 8.1 runs out of memory (RAM), Windows displays a message telling that memory is low and that I invites me to terminate an offending application. If I agree, the ...
0
votes
1answer
55 views

Physical memory used space by process in taskmagare

I sum the value of used space memory by each process (all of them) that is showing in TaskManager and I understand that the sum of them is not really 68% of my memory card that is shown in the below! ...
0
votes
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 ...
0
votes
0answers
102 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 ...
0
votes
0answers
469 views

Werfault.exe Error Windows 8.1

I am using Windows 8.1 and two days ago I was playing an online game when suddenly the laptop froze. WerFault.exe-Application Error The Instruction at 0x747193a8 referenced memory at 0x008d23a0.The ...
2
votes
1answer
102 views

Sorted tree view in htop or alternative?

I am running a Debian flavor of Linux, and I use htop to keep track of memory usage, since it is more detailed than top. I can't seem to get it to sort by memory and display process trees at the same ...
1
vote
1answer
540 views

Why does not Windows statically allocate RAM for Intel Integrated Graphics?

I wanted to know how much RAM is being utilized. It said that out of the 12 GB installed, 7 gb was allocated overall and it showed me the split up for each processes. I could not find the RAM ...
1
vote
1answer
47 views

Windows 2008R2 raising low memory events when 50GB of RAM is available

Observed Windows 2008 R2 is generating KernelObjects\LowMemoryCondition events when there is 50GB of RAM available and all processes are using just around 18GB. Not able to find the reason why ...
0
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0answers
28 views

Prevent a closed source chosen process from swapping on Windows [duplicate]

When I run VirtualBox If I don't use VirtualBox for some time and then I come back to using it the virtual machine runs very slowly, obliviously all subsequent operation go enough fast. How I can ...
2
votes
2answers
387 views

Where are Page tables stored

My question is "where are the page tables stored: in physical memory (RAM) or as some data structure in User space". PS: What I have understood so far: A process memory layout has few segments ( ...
2
votes
2answers
258 views

Can I use Nand flash as a swap memory in Embedded Linux?

I have 128 MB of Ram in one of my products, which was sufficient when we released first version of the product. But now we added some extra features in it, So this much Ram may cause a problem of OOM. ...
0
votes
0answers
62 views

ReadyBoost : How a Software Component Helps Boost the System Performance by Exploiting Flash Memory as a Cache?

One of the nice feature of windows 7 for low memory system is ReadyBoost, a software component that uses flash memory as a cache to actually speed up the the performance(Ref-Wikipedia). But If we ...
0
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0answers
130 views

99% used memory, but 70% of unused allocated memory and 97% swap available: what can I do?

In a server with 48GB of RAM, when I run top, I see that less than 500 MB are free (1%), whereas when I sum up the column of % of memory used by each process, it is around 30%. Since only the 2.7% of ...
0
votes
1answer
59 views

Is CPU cache (L1 - Ln) equal to TLB

If we are talking about CPU cache. Is Ln synonym for saying 'TLB (translation lookaside buffer) of type Ln' or does Ln include also somethin else than just TLB?
2
votes
2answers
218 views

Sources of Linux memory usage not in /proc/meminfo

I’m running a Linux server that shows weird patterns in memory usage that I’m trying to investigate. During normal operation, around 200MB of memory are used for applications according to munin, but ...
0
votes
0answers
37 views

BSOD MEMORY_MANAGEMENT

I'm getting a BSOD very frequently on my desktop computer. Is there any way to know what the problem is from the BSOD information? I found the information not really useful. I will try with some new ...
8
votes
1answer
410 views

Which files are cached by linux?

I understand that linux uses unused RAM to keep some files cached. But I wonder, which files it actually caches! If you take a look at free : Gesamt Belegt Frei Gemeinsam Puffer Cached Speicher: ...
-1
votes
1answer
48 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
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0answers
77 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
186 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
174 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
93 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
0answers
63 views

Calculate bandwidth for a crossbar system

Not quite sure which StackExchange community this question would fit it. I had an midterm last week where I had a question I still don't quite understand, and I hope to get some help here. So the ...
0
votes
2answers
340 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 ...
10
votes
1answer
437 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 ...
0
votes
1answer
2k 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
88 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
35 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
265 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
1k 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
206 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
174 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
36 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
79 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
305 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
94 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
43 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
309 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
529 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
623 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 ...
1
vote
2answers
192 views

Best Settings for Windows 7 PC with lots of memory and CPU [closed]

I have a PC with Windows 7 Ultimate (64Bit) with 24 GB of ram and Intel i7 X980 (6 Cores). I would like to know, what are best settings/tweaks I should have for faster performance and efficient ...
0
votes
1answer
72 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
4k 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
3k 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
246 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
4k 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
75 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
457 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
837 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 ...