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# mem_used: grab the current memory usage
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# Copyright (C) 2008 Canonical Ltd.
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# Authors: Dustin Kirkland <kirkland@canonical.com>
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, version 3 of the License.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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if [ "$1" = "--detail" ]; then
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free | awk '/buffers\/cache:/ {printf "\005{=b gW}%.0f\005{-}\005{= gW}%%\005{-} ", 100*$3/($3 + $4)}'