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TLB miss

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  • CPU cache — Cache memory redirects here. For the general use, see cache. A CPU cache is a cache used by the central processing unit of a computer to reduce the average time to access memory. The cache is a smaller, faster memory which stores copies of the… …   Wikipedia

  • Translation lookaside buffer — A Translation lookaside buffer (TLB) is a CPU cache that is used by memory management hardware to improve the speed of virtual address translation. All current desktop and server processors (such as x86) use a TLB. A TLB has a fixed number of… …   Wikipedia

  • Memory management unit — This 68451 MMU could be used with the Motorola 68010 A memory management unit (MMU), sometimes called paged memory management unit (PMMU), is a computer hardware component responsible for handling accesses to memory requested by the CPU. Its… …   Wikipedia

  • Page table — A page table is the data structure used by a virtual memory system in a computer operating system to store the mapping between virtual addresses and physical addresses. Virtual addresses are those unique to the accessing process. Physical… …   Wikipedia

  • PA-8000 — HP PA 8000. The PA 8000 (PCX U), code named Onyx, is a microprocessor developed and fabricated by Hewlett Packard (HP) that implemented the PA RISC 2.0 instruction set architecture (ISA).[1] It was a completely new design with no circuitr …   Wikipedia

  • UltraSPARC IIi — Processeur UltraSPARC IIi L UltraSPARC IIi, successeur de l UltraSPARC, est un microprocesseur 64 bits de Sun Microsystems dont la distribution commença en 1997. L UltraSPARC IIi est basé sur les spécifications SPARC version 9, et équipe… …   Wikipédia en Français

  • Page (computer memory) — Page size redirects to this article. For information on paper see Paper size A page, memory page, or virtual page is a fixed length contiguous block of virtual memory that is the smallest unit of data for the following: memory allocation… …   Wikipedia

  • Page (computing) — In a context of computer virtual memory, a page, memory page, or virtual page is a fixed length block of main memory, that is contiguous in both physical memory addressing and virtual memory addressing. A page is usually a smallest unit of data… …   Wikipedia

  • Data structure alignment — is the way data is arranged and accessed in computer memory. It consists of two separate but related issues: data alignment and data structure padding. When a modern computer reads from or writes to a memory address, it will do this in word sized …   Wikipedia

  • Classic RISC pipeline — In the history of computer hardware, some early reduced instruction set computer central processing units (RISC CPUs) used a very similar architectural solution, now called a classic RISC pipeline. Those CPUs were: MIPS, SPARC, Motorola 88000,… …   Wikipedia

  • PA-RISC family — PA RISC is a microprocessor architecture developed by Hewlett Packard s Systems VLSI Technology Operation . As the name implies, it is an implementation using a RISC ( Reduced Instruction Set Computing ) design, where the PA stands for Precision… …   Wikipedia

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