Large Memory Optimization (Big Pages, Huge Pages)

(Jisheng) Big Pages in RHEL2.1 and Huge Pages in RHEL 3/4 are very useful for large Oracle SGA sizes and in general for systems with large amount of physical memory. It optimizes the use of Translation Lookaside Buffers (TLB), locks these larger pages in RAM, and the system has less bookkeeping work

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