Ubuntu BIOS-provided physical RAM map <-- Is that a problem?

I am seeing some strange messages in my dmesg and kern.log logfiles. It appears there is something to do with the memory, but I can't tell whether there is actually a problem or not.One of the first messages in the dmesg log file is this one:[ 0.000000] BIOS-provided physical RAM map:[ 0.000000] BIO ...

Physical RAM stress test

I have a new server where 32GB of RAM is installed and I have user databases on this server.I am using SQL server 2000 Enterprise edition and Platform is Windows 2003 adv server, which supports upto 128GB of memory.sp_configure 'awe enabled' is set to 1 and at OS level, AWE is enabled as well. max s ...

check the amount of ram

Just got a new box and I want to check the amount of ram installed. Any ideas how i do this? ...

Is there any way to treat physical ram address as i/o address?

HelloI want to write a driver to write directly to some specific physical address in the system memory. I am new to driver programming and I used a simple parallel port driver to learn driver writing. This driver uses inb() ant outb() functions to write to the address of parallel port. But these fun ...

Oracle How to check data in physical standby database?

I'm maintaining physical standby database system. everyday, i must check tranfer and apply progress. I known, it operate very good. No archive gap is found.But i want to check data in physical standby database that there is consistant with primary database, there isn't? What method do I use? How to ...

Ubuntu more free physical ram?

lately i've seen my computer's ram usage go up to about 50% out of 2GB. how can i change my system to use a little more swap than physical ram? ...

how check what type of ram in a ubuntu laptop

i am going install some more ram in my ubuntu dell inspiron 8000 laptop but i do not know how check what type of ram i have in my laptop i am new at ubuntu ...

Oracle instances and physical RAM

I am interested to know how Oracle uses the physical memory on a machine.When you size the parameters in the INIT.ORA file you determine the size of the SGA, but how much of this SGA is loaded into physical memory and how much is used by Virtual memory? (or is it more of a case, if the RAM is availa ...

Ubuntu How do I check the amount of RAM?

My problem is this: I keep having programs lock up on me enough so that I can't get the mouse over to force quit. this is a recent problem with my Ubuntu 9.04 install I use to be able to run several programs and it'd be slow but not lock up.So I have a few questions:1) how do I check how much RAM th ...

RE: Physical RAM utilization

I'm looking for a second opinion here (or more!).We have an Intel PIII server running RH7.1. Initially this server had 4GB of ram with the standard RH7.1 kernel. Over a period of days it would eat all the available physical memory and then start to consume the swap space. One this happened the serve ...

Ubuntu how to check what type of ram your computer has

hi, I am running ubuntu 7.10 and I added system monitors to my menu bar and noticed that my RAM is all most max-ed out just on desktop, it runs a few apps at a time fine (I have never tried to do any thing more)but (this is my question) is there a some code or a line or some thing I can put in termi ...

Ubuntu Check How Much Free RAM in C?

Is there any standard way to find out how much free RAM the computer currently has, in C/C++?I guess I can do popen and run free, then parse the output, but this seems kind of 'hackish' (and won't work on BSD/OpenSolaris/etc., necessarily).The reason I need this is I'm trying to make it so an app do ...

Ubuntu physical RAM vs. swapping space

Folks,I run 32-bit Ubuntu with the PAE extension. This enables use of my physical memory as: two slots, 2 GBytes per slot, total 4 GBytes.That is 4 x ( 1024 x 1024 x 1024) or 4,294,967,296. Alternately, that is (2**32) -1 or 4,294,967,295.Suspend features require that swapping space be larger than a ...

Reducing physical RAM consumption by oracle instance in my laptop

I wanted to reduce the amount of RAM consumed by my Oracle Instance in my machine. OS: Windows Server 2003DB version: 10GR2 .So i tried to reduce the sga_max_size to 200mb then restarted the instance. But sga_max_size remains the same. What am i doing wrong? SQL> show parameter sga_max_sizeNAME T ...

Ubuntu How much physical RAM is my system using?

I have Ubuntu Server running but two different programs are reporting differing amounts of RAM being used by the system - how do I know which one to believe?saidar reportsmem total: 1011M Mem Used: 993Mwebmin reportsReal memory: 1011.47 MB total, 138.18 MB usedWhich one do I believe? ...

installing ubuntu desktop live with only 128mb physical ram

im new to ubuntu. i recently installed a copy of the breezy badger onto my system and it worked like a breeze! needless to say without predefined installation restriction everything went smooth, everything that is to say the grub loader, which turned out to be quite annoying given that i want to boo ...

Ubuntu *Exact* Physical RAM amount?

HiI have an AMD64 with 4GB of RAM. Due to PC hardware design issues, only 3.25 GB of this is currently visible (this is a motherboard issue). Doing cat /proc/meminfo shows:MemTotal: 3345184 kBwhich is 3.2GB (during bootup I get 3407872 kB which is 3.25).At my company we also have a dual CPU Opteron ...

Oracle out of process memory but system has 8 GB of physical RAM

my OS is Window server 2003 Enterprise with 8gb of ramwhy oracle DB showing Out of Process memoryi am using oracle 10g r2 pls help me ...

Ubuntu How do you Check the ammount of RAM installed?

I upgraded from 96 MB to 256 MB and I'm not seeing an increase in speed. I'm using Debian. ...

Ubuntu Weekly Newsletter Issue 233

http://fridge.ubuntu.com/wp-content/uploads/2011/07/newspaper-icon4.jpgWelcome to the Ubuntu Weekly Newsletter, Issue 233 for the week September 12 - 18, 2011.In This IssueCommunity Council: NominationsAnnouncing Ubuntu User Days: September 24thUbuntu StatsLoCo NewsVictor Tuson Palau: Ubuntu Certifi ...

Ubuntu RAM check

Is There a Command i Can Use To Check What Type Of RAM Have?ECC,, Non ECC ...

Ubuntu terminal command to check memory [Ram] ?

How can I check how much memory [Ram] my computer has [or can still take] ? ...

Ubuntu how to check amount of RAM

which linux commando can I use to check amount of available RAM? ...

How to do memory(RAM) test when linux is running..?

My question is about linux in embedded systems.I understand that normally Memory test or RAM test is done in bootloaders, but I would like to bring up the memory test routine when the kernel starts running and not in the boot loader.More specifically, I will have some services running and interrupts ...

locking buffers in NT for a driver HELP Please.

is working on a driver in NT for a PCI image capture card doing DMA to many large buffers. We need to keep large amounts of memory resident in physical RAM (~500MB) to meet throughput requirements. If anyone out there knows how to keep memory buffers locked and non-paged please let me knowIf you or ...

Confusion over total physical memory reporting

I'm trying to determine the total amount of physical RAM in the system and report it for a user. I use the following approach:MEMORYSTATUSEX msx;msx.dwLength = sizeof (msx);if(GlobalMemoryStatusEx(&msx)){CString strSz;unsigned __int64 ulDiv = 1024 * 1024 * 1024; //Or should it be: 1000 * 1000 * ...

How Much Physcial RAm Per Server?

While I'm on the waiting list, a few questions...I was wondering how much physical RAM is typically installed per server? (I didn't see this in your hardware specs.) And how much of that RAM is reserved for system use as opposed to being dedicated to slices?Also, is there a methodology to how slices ...

Bad Motherboard, processor, ram

I'm working on this computer for a friend. It's dead in the water; won't turn on. I bought a new power supply hoping the simplest fix would be the answer, but no, no life. So, the next thing to check will be the RAM, then the processor; can't think of anything else that might make the computer a dea ...

have 1 GB RAM but shows less than 1 GB

I have 1 GB physical RAM.BIOS shows = 1048576 Kilobyte = 1024 Megabyte = 1 GigabyteSlackware 10.2 shows = 904496 kilobyte = 883 Megabyte1024 - 883 = 140Where is my 140 Megabyte?How can i fix this? ...

Problem with RAM (?) and L3 cache ubuntu 10.10

Installed Ubuntu 10.10 to try it out but stumbled on some weird memory related errors in the logs. Also, when I look up my system specs it doesnt show the L3 cache for my AMD Phenom II x4 955.This is my first Linux install, always worked with Windows in the past, but I like Ubuntu so far, exept for ...

Dell Inspiron 2600 Notebook RAM/Mainboard trouble

all, I'm hoping someone can shine some light on this problem.Recently my dell inspiron 2600 notebook started locking up and BSODing randomly.. Upon the restart from one of these failures, the computer would refuse to POST, and would emit a beep code of 1-3-3-1. Dell tech support identifes this as a ...

RAM Issue

I'm running OpenSuSE 11.0 RC1 with kernel 2.6.25.5-1.1, and top & System Monitor say I have ~512MB of Physical RAM. I have ~892 MB Physical RAM, and I can prove this by doing a 'dmesg | grep emory'. I'm running SuSE as a dom0 on Xen, but that shouldn't matter as all this is once SuSE is loaded. ...

NT Groups

Is there a way to check NT/2000 group memebership using T-SQL? I don't want to bother the network admins. ...

Ubuntu WHere is all my ram???

Ok, I know for a fact that I have 4 gigs of physical ram, but Ubuntu tells me I only have 2.8. Why is this??? Any help would be appreciated. ...

how to check system spec?

i want to know how to check system spec (command line) in linux like right clicking "my computer" in windows and click on "properties"some system i know i can do #cat /proc/cpuinfo but how do i check like how much ram the machine has? some system i can't do #cat /proc/cpuinfo eve ...

Ubuntu Adding more RAM to a laptop, any known issues?

I just wanted to check if adding more RAM on a computer with already installed Ubuntu could cause any problems.I am using Dell Inspiron laptop with Ubuntu 9.10. I currently have 512 MB of RAM and thinking about adding 1 GB more. Apart from regular Ubuntu software I also want to install Virtual Machi ...

Allocate 500MB of RAM for a data structure in Oracle

Our application contains a dedicated read process, consider a stock price retreival read, that is used by 90% of the traffic to the application. Within the database the stored procedure executes the read by accessing a Materialized view, a very simple four line select statement, though of course the ...

RAM and SWAP Question?

Before I start, here are some relevant specs:Red Hat 91GB RAM1GB AMD Athlon2GB Swap partition2GB /boot partition34GB / partition110GB /home partition using 3 IDE HD's. Using linux's software raid.The box acts primarily as a serverI recently add 512mb of RAM bring my total physical ram up to 1GB. Aft ...

What is technique for application to use large (over 2GB physical) memory in XP?

I'm dabbling in making an application that would use a large amount of physical RAM (up to 2.5 GB). I have searched the forum and found some interesting things I wouldn't have thought about before. I've seen that a process can only have so much RAM, mostly read about Win 2000. I've noticed in XP, I ...

How does the kernel differentiate between ram and i/o addresses?

How does the kernel know that these are addresses on physical ram and these are i/o memory addresses? I want to make some of my physical ram memory addresses to be treated as i/o memory addresses by the kernel. How can I tell the kernel that THIS address belongs to i/o memory not physical ram? ...

System RAM relocation to address higher than 4G

I have running 2.6.26. Linux on x86 system that has the following BIOS mappings:BIOS-provided physical RAM map:[ 0.000000] BIOS-e820: 0000000000000000 – 000000000009c000 (usable)[ 0.000000] BIOS-e820: 000000000009c000 - 00000000000a0000 (reserved)[ 0.000000] BIOS-e820: 00000000000e0000 - 0000000000 ...

Ubuntu how to check whether tsc is stable or not?

We have set our clocksource to TSC on two laptops: Compaq Presario V3000 and IBM Thinkpad.After about half an hour, the clocks of both the laptops drift by about 10 min. We observed the BIOS settings where the system time on both the laptops was accurate upto seconds.So is this hapening due to Chang ...

Ubuntu hwo to use more RAM in 9.10

currently have 9.10 clean install to 120gb hdd with 1gb ram and checked the box during install to encrypt home directory. system is slow, bogs down, and apps freeze frequently. after i wait a bit, the apps unfreeze for my next command but freeze again. cant run more than one app at a time.used to ha ...

Ubuntu RAM and SWAP question...

1st things first, My system Specs:Pentium D 2.66GHZ1GB RAMIntel 945G graphics chipsetx2 80GB SATA HD'sUltimate Edition 2.3 Gamers(Ubuntu 9.04 with 2.26.32 Kernel)If I could then I would have already migrated to 9.10 but the silly tandem of my monitor and graphics card prevents me from doing so. The ...

Hi Experts! I've a custom progress bar showing the amt. of RAM but my code doesn't work that well!

This is my dialog-based program question and I hope u can help: It's about a custom progress bar drawn using regions. void CCuteProgramDlg::OnPaint() {.....//blah blah blah........... else{CPaintDC dc(this);MEMORYSTATUS memstat;GlobalMemoryStatus(&memstat);int nTotalAvail = memstat.dwAvailPhys / ...

Ubuntu What is sucking up all my RAM?

I've been using my PC for about 6 hours today. I have 10 applications open the fattest being open office Calc (which I haven't actively used for 5 hours). Top tells me that I've soaked up all my physical ram (4GB) and that I'm using 10% of swap. It also tells me that 8 of the active processes are ow ...

Oracle Physical storage Checks

Can any body forward me the PL/SQL commands to check Physical storage.I want to check how much physical storage we have free, Secondly , i want to check other storage like tablespace & any other storage we should keep checking for our db maintenance...Neep suggestions ...

Memory consumption in RAM

Why does simple MFC application which was generated by AppWizard take up nearly 1.4 MB RAM space during runtime, is it a vc bug or anything else u try to create VC dialog based App and check memory consumtion in RAM ...

How much ram does Ubuntu use?

How much Physical ram does Ubuntu use when Idle? When I had Windows Vista on my laptop, it used between 64-70%. I just wondered what % does Ubuntu use? I have 1gb of ram. Is there a program I can get to show how much is used and processor? ...

Incorrect RAM Reporting in System Monitor and top (Ubuntu 9.10 Karmic)

My BIOS reports 4096 MB of RAM, as expected. The Ubuntu system monitor (Karmic) only reports 2.4 GiB, and the top program reports only 2539260k. Is the reporting in error, or does my system not have access to all of my physical RAM? How can I fix this?Thanks for your help. Please let me know if I ca ...