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Asked: 2026-06-02T04:26:06+00:00

How to clear file system cache (e.g. directory cache and inode cache) on a

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How to clear file system cache (e.g. directory cache and inode cache) on a Mac OSX? I would like to do some performance analysis on a cold MacOSX machine. I am wondering that is there any approach like echo 3 > /proc/sys/vm/drop_caches on a Linux box?

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  1. Editorial Team

    is purge(8) any use to you?

    Purge can be used to approximate initial boot conditions with a cold
    disk
    buffer cache for performance analysis. It does not affect anonymous memory that has been allocated through malloc, vm_allocate, etc.

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