virtual-machine

Where is the VM in LLVM?

Note: marked as community wiki. Where is the Low Level Virtual Machine in LLVM? I see that we have llvm-g++ and c-lang, but to me, a LLVM is something almost like Valgrind of a simulator, where instructions are executed on it, and I can write programs to instrument the running code / interrupt when certain conditions happen / etc ... ...

Microsoft Virtual Server 2005 R2 configuration to install windows 2003 server

I am running windows xp profession os with 2 GB RAM. I want to install windows 2003 server through virtual machine to my external hard disk. 1.How much "Virtual machine memory(in MB) can i allot. 2.How should i configure Virtual hard disk size. ...

In a virtual machine monitor such as VMware's ESXi Server, how are shadow page tables implemented?

My understanding is that VMMs such as VMware's ESXi Server maintain shadow page tables to map virtual page addresses of guest operating systems directly to machine (hardware) addresses. I've been told that shadow page tables are then used directly by the processor's paging hardware to allow memory accesses in the VM to execute without tr...

What application virtual machines are written in high level languages?

What application virtual machines are out there that are written in higher level languages? C/C++ looks like the languages of choice (for obvious reasons). What I have found on google is at least two written in Java (both meta-circular) : JikesRVM and Maxine. Anything else that you have found? ...

Do i have to buy mac for iphone application development?

Is there any MacOS virtual machine that can run on PC? Is there any source to get it? What is the best way to develop apps for iphone? ...

WITH_OBJECT_HEADERS enabled GC from Dalvik?

Hello, As I know Dalvik VM does not support generational GC as default. But, I found "WITH_OBJECT_HEADERS" compilation flag which could be related with generational GC from HeapInternal.h file. typedef struct DvmHeapChunk { #if WITH_OBJECT_HEADERS u4 header; const Object *parent; const Object *parentOld; const Object *m...

How do I set automatic turn off on XenServer?

I want to turn daily my XenServer off on 21pm and turn it on on 6am. How do I do that? ...

SharePoint 2010 Development on Virtual Machine - Windows 7 or Server 2008?

I recently switched to a MacBook Pro for my development machine (for many reasons). I want to setup a Virtual Machine for ASP.NET, IIS, and Visual Studio 2010 development. I also have need to do some development work with SharePoint 2010. What I am wondering is if I should use Windows 7 (64 bit) or Windows Server 2008 (64 bit) as the O...

Looking for a virtual network adapter (virtual interface controller)

I need a software that simulates a network adapter. I need the virtual adapters will be able to communicate with each other. For example, if I i have 2 virtual adapter (on the same computer): interface1-1.1.1.1 and interface2-1.1.1.2. I want the packets that will be send through interface1 will be received in interface2. I have as an o...

How to get started on implementing a virtual machine?

I have recently become interested in implementing a basic x86 virtual machine. I think that it would be one the best ways to completely understand the way an x86 machine works. Other than the code base of open source VMMs like bochs, QEMU, kvm, or xen, what resources would you recommend that I look into to get started? ...

Writing a VM - well formed bytecode?

Hi, I'm writing a virtual machine in C just for fun. Lame, I know, but luckily I'm on SO so hopefully no one will make fun :) I wrote a really quick'n'dirty VM that reads lines of (my own) ASM and does stuff. Right now, I only have 3 instructions: add, jmp, end. All is well and it's actually pretty cool being able to feed lines (doing i...

git can I speed up committing?

I have a big repository in a shared folder. I use git from within a VM on that folder. Everything works nice, but the repository is big and git's searching through all directories and files when committing is slow. I cannot move this repository out of the shared folder. I tried to git add specific files and directories, but when I do gi...

Installing 64-Bit VM on a hyper-v installed on 32 bit machine

Is it possible to install 64-Bit VM on a hyper-v installed on 32 bit machine ? If not is there any trick(like emulator) for doing this ? ...

cannot get ip address on a virtual machine

so i have a code which gets me the ip address of a machine i am wroking on. so if my gui is published on the server and i access it from my local machine it gives me tha address of my local machine and when i access the gui from the server itself it gives me the server address.. which is fine. But when i put the gui on a VM server and ...

What is a faster way to backup and restore a MySQL DB than mysqldump? (faster than 4 hours)

We have a database that is about 3GB (in text) after mysqldump is used to dump a text representation of it, and then mysql < mysqlstatement.sql is used to restore the database. But it takes 4 hours. Is there a way to quickly back up / restore the database instead? It is on a Mac using Ruby on Rails, so one time I set the test en...

VS2010 Developer Image

I am about to create a new developer PC image for developing WPF applications using VS2010, WCF, SQL2008 and SharePoint2010. What OS should I opt for? Windows 7? Windows Server 2008 R2? I'd have thought Windows 7 to make sure that I have a similar experience during development as an end user, however I can't install SharePoint on a cli...

Wastage of resources in Virtualization

I am not sure if this is the write place to ask the question. However i hope it is. When looking for a VPS earlier today, I was trying to understand how each container would work in the background. Keeping in mind the fact that the operating system uses most of the power and power on a system, wouldn't having multiple operating systems ...

Simple VM That allows booting from folder or disk

I was wondering if there was a very simple and free virtual machine that would allow you to boot from a folder or disk image that couldn't damage my hard disk. I am using a MacBook and am looking into operating system programming. I found a tutorial on the internet that looked promising (http://www.viralpatel.net/taj/tutorial/hello_world...

Centos 5 virtual machine (32 bit) installation on Xen

I dnt know how to install centos in xen virtual machine. Any one have some installation step send it to me ? Thanks in advance ...

ORB forwards to a wrong location

I have an orbd started at a virtual host (with the IP A), with some remote object registered. Box that hosts virual boxes has IP B. When client tries to connect to the ORB at A to acquire the NamingContext, ORB replies with a LocationForward message poiniting to host B and port 1049 (like if another ORB would be started at that host). Na...