Top "Cpu-architecture" questions

The hardware microarchitecture (x86, x86_64, ARM, ...) of a CPU or microcontroller.

What are stalled-cycles-frontend and stalled-cycles-backend in 'perf stat' result?

Does anybody know what is the meaning of stalled-cycles-frontend and stalled-cycles-backend in perf stat result ? I searched on the internet …

linux performance optimization computer-architecture cpu-architecture
What is locality of reference?

I am having problem in understanding locality of reference. Can anyone please help me out in understanding what it means …

caching memory cpu-architecture cpu-cache
Cycles/cost for L1 Cache hit vs. Register on x86?

I remember assuming that an L1 cache hit is 1 cycle (i.e. identical to register access time) in my architecture …

performance x86 cpu-architecture cpu-cache micro-optimization
What is the difference between "soft reset" and "hard reset" in embedded field?

In my opinion: soft reset: boots from the reset vector. hard reset: pull the electrical level of the cpu.

embedded cpu-architecture reset motherboard chipset
Main difference between Shared memory and Distributed memory

I'm a bit confused between about the difference between shared memory and distributed memory. Can you clarify? Is shared memory …

memory multiprocessing distributed shared cpu-architecture
How to target multiple architectures using NDK?

Background I've recently started to develop some code using the NDK, and I've thought of a possible portability problem that …

android android-ndk java-native-interface cpu-architecture
TLB misses vs cache misses?

Could someone please explain the difference between a TLB (Translation lookaside buffer) miss and a cache miss? I believe I …

performance caching operating-system cpu-architecture tlb
what is a store buffer?

can anyone explain what is load buffer and how it's different from invalidation queues. and also difference between store buffers …

architecture hardware intel cpu-architecture
Difference between memory bus and address bus

Can someone very briefly point out the differences between the memory bus and address bus in computer architectures ? Also when …

cpu-architecture pci-e bus pci-bus
How to find the size of the L1 cache line size with IO timing measurements?

As a school assignment, I need to find a way to get the L1 data cache line size, without reading …

c++ c performance caching cpu-architecture