RAM (random access memory), either RAM hardware or software and operating system use of RAM.

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1.5 volt RAM in a 1.35 RAM compatible laptop

My laptop is asus rog 750jx, it was said that it compatible with 1.35v ram. But i installed a 1.5v ram onto the laptop. Will it be okay?
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170 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 ...
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235 views

What is the exact difference between the parameters (pgpgin, pswpin) and (pswpout, pgpgout) in /proc/vmstat?

Please note that this question is specific to linux only. And by swap space, I mean the dedicated swap partition. I did google a bit on this, and found these definitions: Paging refers to writing ...
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39 views

How to find out what is the “best” RAM for me?

I have an Asus p7p55 lx mobo. Tomorrow I'm finally going to install Win7 and decided to upgrade my RMA to 16GB which is the max. the mobo supports. What I could get from the website is that the RAM is ...
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36 views

POST seems more sensitive than other memory test software

During POST, my computer gives me beeps indicating a memory problem. The beeps occur within a few seconds of pushing the power button. The beeps are followed by nearly two minutes of logo during which ...
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47 views

Why system becomes unresponsive before system reach total memory

Why the system becomes unresponsive before system total memory be reached ? I've 2G DDR3 installed (1802MB usable) but when memory usage reach ~1450MB the system starts to be unresponsive and stay ...
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73 views

How to fetch memory and cpu usage for a process - linux

I wants to fetch all the information about a process ( amount of memory consume, cpu utilization, dump information ) like as displayed in $vmstat I have write down a script but that is not displaying ...
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30 views

0x71ab664d memory error in multiple programs

I am working on a Research PC, for an Agilent LC/MSD trap. The computer has always given the memory error 0x71ab664d on boot, and AFAIK, came with this error when we bought the machine. I have since ...
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267 views

Running Virtual Machines on USB 3.0 drives

There are some pretty interesting USB 3.0 drives out there in the 'stick' variety, notably from Corsair and Mushkin. I'm wondering if anyone can attest to the performance of VMs on these drives, of ...
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1k views

Could not create the Java Virtual Machine on Ubuntu VPS with all the ram allocated to it

I'm trying to run a file on a vps with 384mb of ram, If I run the file with this command on terminal java -jar server.jar It just starts the process but with only 180mb approx allocated to it, I ...
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91 views

My laptop not going to sleep, how to turn deep s3 on?

I have got an Asus x202e laptop. The problem I am facing is the laptop never goes to sleep, hibernates or shuts down. I am facing a real difficulty with this. I updated all my drivers. once I give any ...
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69 views

How should you use Memtest86+ for BSOD the right way

How should i run memtest? should I run memtest while the two or more rams are both installed or 1 ram per memtest? by the way here is the result in my Dump file. I tried the mdsched and my there was ...
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48 views

Running Debian 2.6 in RAM

I am currently trying to setup an embedded computer in order to load its filesystem into RAM, to avoid writing anything on the real disk but to run applications normally though. Everything should run ...
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29 views

Octal Dump is taking too long, and is only using 6% of cpu

I am trying to do an Octal Dump on a large binary file (roughly 50 GB) and it is taking much longer then it should. We are running this on a $7000 4-processor Thinkmate with 4 Core-Intel Xeons and 1 ...
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26 views

RAM Upgrade not working

My motherboard is a Gigabyte GE-H55M-S2H and I was running 2 x 2gb DD3 pc3-10666 but I wanted to upgrade to 8gb so I bought an Adata DDR3 1600 PC3-12800 8gb. Now when I attempt to start the computer ...
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49 views

Windows 7: Intermittent Graphical Errors

Sorry if this is the wrong "Section" to put this question in, if so let me know and I will move it. I seem to be having a intermittent graphical issue with my system which is normally seen as ...
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142 views

Toshiba Satellite P850 - Freezing and Stuttering

I've about exhausted all my known options at this point. I own a Toshiba Satellite p850 which was new in 2012. The laptop frequently (several times per minutes) locks up or stutters the entire system. ...
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50 views

If sort created temporary files, does it mean it's out of RAM memory?

I was sorting a large file (101MB - about 700MB after unzipping) using sort command on server that has 48GB of memory. It was the only heavy job it was doing at that time. However I noticed that sort ...
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38 views

Tested Thoroughly, Still don't know why Computer Locks Up Randomly

I've had this problem and it's been an ongoing battle of diagnosis for months now. My computer will, at seemingly random times, simple freeze up. Mouse stops moving, CTRL-ALT-DLT doesn't do anything, ...
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118 views

OS X does not release external disk cache (in inactive memory)?

While I am using an/any application that does reading from an external disk, free memory continuously decreases and inactive memory increases by the same amount, which is aproximately the amount of ...
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30 views

Linux boot CD with a RAM wipe program on laptop with no hard drive

I'm looking to run a very basic Linux installation (from CD) in RAM on a laptop with no hard drive installed. The purpose of the laptop is to verify the contents of a router as it's recovered from ...
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106 views

Lost Physical Memory, Apparent Memory Leak

I was playing a game the other day, and I then shut it out and put the computer to sleep. I came back the next day and booted the game up, and it froze and unfroze about every 5 seconds. Normally, ...
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139 views

Enabling write cache on my unsupported flash drive

I have recently found that I can improve the performance of my computer by enabling write caching on my external USB flash drive. I have a PNY 8GB flash drive. I have done the following: Right click ...
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39 views

Does file copy pre-allocate memory

I'm trying to understand the file copy system for different OS. There are many posts like this that explaine the move/copy mechanism. What i'm trying to understand is is there any pre-allocation ...
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196 views

Virtualbox: How to use VBoxBalloonCtrl

I am running some virtual machines with Oracle Virtualbox 4.3.10, and they have guest additions installed. I know that you can manually balloon (take away unused memory from the guest) RAM with ...
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175 views

What is using so much RAM (commit) in Windows 2012 R2?

I have a fresh 2012R2 install on a server with 16GB RAM. If I launch a program that constantly reads from a disk (say, uTorrent), the memory usage increases until all memory is used. OK, so Windows ...
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101 views

SQL Server 2008 (64-bit)

I have transaction log backup failures randomly. SQL Server Log says: Memory constraints resulted reduced backup/restore buffer sizes. Proceding with 6 buffers of size 64KB.', and the SQL Server ...
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58 views

high re-purpose memory count in RAMMAP

I have noticed that a server I support has a lot of memory that is being re-purposed in RAMMAP. The prioproty list is 5 and this server has a lot of memory free anyway - it has 32GB of RAM and roughly ...
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36 views

System monitoring tool to diagnose high resource usage

So basically I'm minding my own business: Surfing, developing, watching movies and then all of sudden everything goes slow to a crawl. After painstaking waiting for Task manager to open and finally ...
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56 views

High paged pool RAM usage

I have a computer with 12 GB of RAM and Windows 7 home premium 64-bit. I am using this as a game server hosting system, and 2 weeks ago, the RAM usage (from Task Manager) was 4.7 GB. Right now, I am ...
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367 views

Asus N61JQ - Ram upgrade above officially supprted 8GB

I have an Asus N61JQ laptop (http://www.asus.com/Notebooks_Ultrabooks/N61Jq/specifications/). I have already ugraded the Hard Drive to 1TB with sucess. Now I want to upgrade my RAM. The laptop has 6GB ...
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90 views

16GB USB flash drive turned to 1GB after writing an ISO image onto it

I have a 16GB flash drive for almost seven years. It was all good before not long ago, when I tried to write a Ubuntu image onto it. I made it many times before and had no issues about. But this time, ...
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103 views

Computer not starting, when trying to load startup repair remains on black screen

I've been having trouble with my computer lately. Mainly getting lots of blue screen shutdowns but appear to be fine once I run startup repair and boot it again. I saved the info about the bluescreen ...
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21 views

Loss of memory when system is mistakingly inactive

I have an application (FEM-Simulation) which runs about 24 hours and takes about 60%-70% of my memory. When I keep working or surfing during the simulation, it runs without any problems. But when I ...
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34 views

Weird slowing down of any process

I've got Windows 7 and there is a weird problem with it. After approximately 3 minutes of using it slows down severely, as if all the RAM has been suddenly taken by some process. Yet it isn't. Not ...
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42 views

Image of somewhat proprietary linux distro boots with only ~ 1G RAM in vmware instead of full assigned capacity

I've booted a Linux box in VMWare Player, and assigned 4GB of RAM memory to it. However Linux can't seem to find more than 885MB. I've tried to boot with mem=4096M parameter to both kernel and ...
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213 views

4gb ram installed only 2gb ram usable

Maybe 5 hours ago, everything was good. PC was using 4 gb of 4 gb ram. I shut down the PC and after maybe hour again turned it on again. I saw that only 2gb ram is usable (I checked because PC was ...
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32 views

Guess correct stable memory/RAM CAS?

I have several APACER 8GB UNB PC3-12800 CL11 but i could not find any document about correct CAS . Usually the CAS written on piece of paper which attached to RAM . Motherboard bios shows the part ...
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83 views

Interference of noise when playing audio/video

A sort of noise is getting interfered when I play audio/video in any player. During some instance the audio or video is played very slowly for some seconds(along with noise)and plays normally after ...
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35 views

How can I find out what speeds are supported by my SDRAM module?

I have an Corsair XM3 2000 MHz (PC3-16000) memory module and want to replace my motherboard with one that claims support for "DDR3-1866". How can I find out the different speed levels that are ...
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77 views

Run Python program to use all available memory in a LAN cluster

I have access to 20 LAN connected computers each running Ubuntu 12.04 lts(SSH installed and password less authentication enabled). Each of the computer has 2 GB RAM. I am running a python program that ...
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115 views

Why does the same RAM chip benchmark 2x faster on Intel CPUs?

Compare memorybenchmark.net's benchmarks for the "Kingston KHX2133C11D3/4GX 4GB" chip in the read uncached ddr3 intel vs read uncached ddr amd benchmarks. The Intel speed is listed at 14,881 MB/s , ...
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55 views

DDR2 DIMM only works if alone in channel

I'm trying to use 4 DDR2-800 DIMMs together: 2*1GB 5-5-5-15 1.9V and 2*2GB 5-4-4-15 2.1V. Either set works fine by itself at 5-5-5-15 at either 1.9V or 2.1V, but combining the sets doesn't work. I've ...
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37 views

Sdram Cas Latency

Between the cpu and sdram communication, how does cpu know how many cycles to wait for response from memory(sdram)? I mean they both use fsb clock for communication so the communication is ...
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154 views

Mount Error (mount: page allocation failure. order:5, mode:0x40d0)

I am trying to mount mtd block on temporary file system(part of RAM). Some times mount command fails and below error comes in dmesg logs. Command: mount -t jffs2 /dev/mtdblock7 /temp/configuration/ ...
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31 views

Alocating Higher CPU and RAM to Virtual box

I am using Virtual Box. I have a real computer that has 4 cores and 4Gb RAM. Within it, I am trying to create a virtual computer with a specification, which is as similar as possible with the real ...
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445 views

IBM x3650 7979-B1U Memory Configuration

Hi we have IBM x3650 7979-B1U server. We have purchased 3 quantities of the following RAM: (2x 4 GB) PC2-5300 CL5 ECC DDR2 Chipkill FB-DIMM 667 So in total, the server should recognize 24 GiGs of ...
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208 views

Windows-Services Memory Leak

I have a problem with a few services that take up more and more ram. I usually let the computer on without restarts and after a while some of the services take very big chunks. The services are split ...
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34 views

When doing IDE DMA on x86, can other CPUs access the memory?

I am unfamiliar with hardware. I am studying the IDE disk I/O and DMA on x86. I want to know that when doing a IDE disk I/O with DMA, can other CPUs access the memory (or exactly, the same memory ...
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32 views

Windows 7 - out of memory when mounting harddrives

I am having a problem on Windows 7 (pro, 64bit, latest updates) when mounting hard-drives: Windows becomes unresponsive will show out-of-memory-errors will advice to close all programs and restart ...