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#!/bin/sh
# This script runs over the GlusterFS mountpoint (from just one client)
# to handle the distribution of 'data', after the distribute translator's
# subvolumes count changes.
#
# (c) 2009 Gluster Inc, <http://www.gluster.com/>
#
#
# Make sure the following variables are properly initialized
MOUNTPOINT=/tmp/testdir
directory_to_be_scaled="${MOUNTPOINT}/"
logdir=$(dirname $0)
cd $logdir
LOGDIR=$(pwd)
cd -
# The below command is enough to make sure the new layout will be scaled across new
# nodes.
find ${directory_to_be_scaled} -type d -exec setfattr -x "trusted.glusterfs.dht" {} \;
# Now do a lookup on files so the scaling/re-hashing is done
find ${directory_to_be_scaled} > /dev/null
# copy the defrag (to copy data across for new nodes (for linkfiles))
#
cd ${directory_to_be_scaled};
for dir in *; do
echo "Defragmenting directory ${directory_to_be_scaled}/$dir ($LOGDIR/defrag-store-$dir.log)"
$LOGDIR/defrag.sh $dir >> $LOGDIR/defrag-store-$dir.log 2>&1
echo Completed directory ${directory_to_be_scaled}/$dir
done
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