The memory-management tag has no wiki summary.
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3answers
53 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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0answers
18 views
Windows 8 and memory consumption [duplicate]
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
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1answer
43 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
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1answer
57 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
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2answers
34 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 ...
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0answers
37 views
Top res vs java heap memory usage?
We have a java application running on Centos 6.4 what we notice is that the RES is around 400m which is more then the allocated max that is 256m. Does this signify that we the application is leaking? ...
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0answers
42 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 ...
0
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0answers
58 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
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1answer
85 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
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1answer
28 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
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0answers
113 views
How to limit the maximum size of buffercache in linux?
I am trying to benchmark the performance of a memory based object caching system. Basically this caching system is fronting a database application, which has cache of its own. So in total I have three ...
0
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1answer
106 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 ...
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0answers
275 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=/ ...
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2answers
165 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
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2answers
129 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 ...
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1answer
44 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
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1answer
927 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 - ...
2
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2answers
783 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 ...
3
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2answers
98 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
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1answer
1k 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.*;
...
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0answers
43 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
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1answer
187 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
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1answer
316 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 ...
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1answer
488 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
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1answer
371 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 ...
2
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1answer
2k 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 ...
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1answer
125 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?
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1answer
114 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 ...
3
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4answers
6k 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
178 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
75 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 ...
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2answers
847 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 ...
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1answer
383 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?
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2answers
254 views
Atomic operation. How does it guarantee consistency from hardware perspective?
Atomic operation. How does it guarantee consistency from hardware perspective ? How is it implemented in HW ?
As far as I know, atomic instruction makes sure that when it is executed, no other ...
0
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1answer
328 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
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1answer
151 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
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1answer
133 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 ...
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1answer
81 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: ...
1
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1answer
914 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
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1answer
2k 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
161 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
1k 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 ...
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4answers
908 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?
...
1
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4answers
915 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 ...
1
vote
1answer
169 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
307 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 ...
2
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1answer
687 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 ...
37
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4answers
16k 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
2k 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 ...
2
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4answers
149 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 ...
