operating-system

operating-system

How does the kernel initialize and access the rest of the hardware on x86/64?

How can I free or delete system data on my Hard drive?

Booting xv6 with qemu

If a 32 bit address processor can access 4GB how does this processor deal with hard disk of size 500 Gb?

Dining savages problem - Semaphores and Mutexes

Is it correct that single-threaded process can use only PCB without touching TCB?

What is the logic behind this deadlock problem answer? [closed]

How often do people use os commands in their programs?

How are BSP and U-Boot different for an embedded dev board?

arm64 ptrace SINGLESTEP: are the steps described in this paper correct?

fixed partitioning without internal/external fragmentation

Is Apples hardware not as customizable as other machines that run on Windows because their OS is built more specifically?

Can SIPI be sent from a BSP running in long mode?

It is necessary for the switch from Kernel mode to User mode to be a previleged instruction?

Can Context Switching happens between ISRs?

Does the kernel ever need to access user data?

In Short Job First (SJF) scheduling algorithm does IO bound jobs get priority over CPU bound jobs?

Deadlock situations

How do operating systems deal with fork bombs?

Hardware support for valid / invalid bit in page table

Does the sleep() function cause a timer interrupt upon completion?

Virtual address vs Physical address [closed]

Initial speed of fast vs slow computer

How does copyout() in xv6 avoid race condition in the page table?

Maintaining History of Commands in xv6

CPU, Disk, RAM, Ethernet Data Flow [closed]

Can we run OS in a gpu only device? (regardless the tradeoff)

elf.h: No such file or directory when using the x86_64-w64-mingw32-gcc cross-compiler

Reading GIC ID IRQ on Rk3328

Why Disabling Interrupts Synchronization Satisfies Bounded Waiting

How does page replacement policies work for systems with a TLB?

Throughput vs latency in computer architecture

Can Someone Give me a high-level overview of the VSWS Algorithm used in Operating Systems?

What and when does the stack and heap actually created?

What are the characters shown on a file after forcefully changing the extension?

Scheduling Process with Semaphores Synchronization

Virtual memory location on hard-disk

Monitors : " At each point in time, at most one thread may be executing any of its methods. "

What fraction of the CPU time is wasted ? (Modern Operating Systems, 4th ed)

Interrupt for a systemcall?

Trying to boot rom

What prevents an user application from being able to "hijack" into kernel mode?

kernel stuck of reboots when loaded

How is data copied from user space to kernel space and vice versa during I/O tasks?

calculating page table levels requires to support x virtual address bits

In Readers-Writers Problem. Why can't a reader enter into critical section when writer is writing

The size of a Page Table entry

Calculate the size of FAT table

Difference between busy waiting and spin lock in OS?

Are i/o device polling intervals often consistent?

During a context switch, does the OS use PCB or kernel stack to restore registers?

importing OVA files using command line tool using FreeBSD as choice for OS flag

mapping virtual address (logical address) to physical address

Is there a way to replicate a preconfigured ubuntu os? [closed]

How can I Write Own Video Driver for My OS?

How is this virtual address calculated in this question? I have the answer but, I don't understand how the answer was reached

installing a signal handler for a process? Can it be clarified that it cannot be uninstalled?

What is the difference between CentOS-7-live-GNOME and CentOS-7-x86_64-DVD?

Output of Forking in C

What does m-mode and s-mode stand for in terms of operating system?

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