2022-03-14 12:43:36 -05:00
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#!/bin/bash
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2022-03-14 12:44:16 -05:00
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# free up cache RAM - run as root
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2022-03-14 12:43:36 -05:00
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# http://linux-mm.org/Drop_Caches
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# uname -a
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#Darwin davesimac-2.local 15.6.0 Darwin
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[ `uname -a |grep -ci darwin` -gt 0 ] && exit 1;
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2022-03-14 12:44:16 -05:00
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time sync
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2022-03-14 12:43:36 -05:00
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free
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echo 1 > /proc/sys/vm/drop_caches # free pagecache
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#To free dentries and inodes:
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[ "$*" = "2" ] && echo 2 > /proc/sys/vm/drop_caches
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#To free pagecache, dentries and inodes:
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[ "$*" = "3" ] && echo 3 > /proc/sys/vm/drop_caches
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#echo 3 > /proc/sys/vm/drop_caches
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free
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