Operating Systems

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Questions related to Operating Systems

Why should we say GNU/Linux not just Linux for the O.S.?

GNU/Linux

09 September 2013 4,951 6 View

Is there an alternative to time-in-state statistics offered by cpufreq that works on virtual machines?

Cpufreq is usually not supported when running on virtual machines, but is it possible to access cpu statistics of the host?

09 September 2013 3,539 3 View

What would be the advantages and disadvantages of using Dynamic Time slicing concept for scheduling?

Round robin techniques is one of the most popular scheduling algorithms but the problem with that is more context switches, more waiting time. And yes the response time is good in this case. But...

25 August 2013 3,254 2 View

For a given set of disk requests, is there any possibility that disk rotation delay is different for each request?

For example... if disk head is at 100 and disk requests are 55,58,39,18,90,160,150,184, and disk rotation delay is different for 55, different for 58, and so on..

09 July 2013 5,944 4 View

What are the current issues with the operating system?

Seeking special issues in "Distributed File System??" May any body help me or give suggestion in any relevant articles??

07 July 2013 9,383 3 View

For a given set of disk requests, is there any possibility that disk rotation delay is different for each request?

For example... if disk head is at 100 and disk requests are 55,58,39,18,90,160,150,184, and disk rotation delay is different for 55, different for 58, and so on..

07 July 2013 3,768 5 View

Can we reduce the energy consumption of MBR by integrating MFC? How much can we reduce, what are the main obstacles?

Scale up MFC is challenging, can we reduce cost of electrode, and configure a simple but efficient reactor?

06 June 2013 4,628 0 View

How to trace process start up or termination system wide?

Icesword ARK tools can trace process start up and termination, but it cannot be use in newer operating system or other systems, like windows 7 and linux

06 June 2013 7,562 1 View

Is it possible to restore a Snow Leopard backup on a Mountain Lion?

Are there any well known pitfalls/tricks?

04 April 2013 4,814 0 View

Multitasking operating systems for multicore processor and/or multiprocessor hardware

The standing definition of multiprocessing or multi-programming in operating systems is that they share processor time to a number of programs. When a computer has one processor, sharing time is...

17 March 2013 9,723 9 View

How to install gcc 4.3 in fedora16?

because fedora9 is not loaded on intel corei3, I have loaded fedora16. But I want my program run with gcc4.3.

03 March 2013 9,634 1 View

Is the change in compiler version effect the program execution speed?

The program was executed successfully with gcc 4.3 but if I use gcc 4.6, will the execution speed vary ?

03 March 2013 6,585 2 View

I want sources for cache replacement policy such as segmented LRU , Pseudo-LRU, Random Replacement , Low Inter-reference Recency Set & ...

03 March 2013 627 2 View

Multitasking operating systems for multicore processor and/or multiprocessor hardware

The standing definition of multiprocessing or multi-programming in operating systems is that they share processor time to a number of programs. When a computer has one processor, sharing time is...

03 March 2013 2,284 10 View

How to install gcc 4.3 in fedora16?

because fedora9 is not loaded on intel corei3, I have loaded fedora16. But I want my program run with gcc4.3.

02 March 2013 1,475 1 View

Is Linux secure or not?

In terms of how linux provide authenitication.

02 February 2013 4,239 11 View

Does anybody know how the windows 7 RDP (remote desktop protocol) protocol works?

Could anyone suggest any publications in this area?

02 February 2013 4,671 1 View

Triple booting with Windows Vista, fedora Core and Aros. How do you solve the problem with Aros of preventing the other OS from installing?

Aros takes over the entire hard drive preventing installations and removing all partitions.

12 December 2012 432 1 View

Can the user time, system time increase with parallelization and memory mapped files concepts when compared to serial execution?

Do the system need to maintain any data structures or perform any extra system calls?

20 November 2012 2,254 2 View

Which tools do you recommend for visual presentation (animation) of process scheduling in an operating system course?

11 November 2012 711 5 View

Can the user time, system time increase with parallelization and memory mapped files concepts when compared to serial execution?

Do the system need to maintain any data structures or perform any extra system calls?

11 November 2012 9,821 2 View

What is the procedure of tripe booting with a boot manager?

Triplebooting3OS

11 November 2012 9,560 3 View

What is the reason for mmap function taking more time than fread function?

In my application, I need to search the entire data file many number of times. I am testing my program with fread and mmap functions of unix separately for reading or accessing data from the...

11 November 2012 3,634 3 View

Which tools do you recommend for visual presentation (animation) of process scheduling in an operating system course?

08 November 2012 9,923 4 View

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