diff options
Diffstat (limited to 'tests/features/weighted-rebalance.t')
| -rwxr-xr-x | tests/features/weighted-rebalance.t | 91 | 
1 files changed, 91 insertions, 0 deletions
diff --git a/tests/features/weighted-rebalance.t b/tests/features/weighted-rebalance.t new file mode 100755 index 00000000000..a5e746970ae --- /dev/null +++ b/tests/features/weighted-rebalance.t @@ -0,0 +1,91 @@ +#!/bin/bash + +. $(dirname $0)/../include.rc +. $(dirname $0)/../volume.rc +. $(dirname $0)/../dht.rc + +NFILES=1000 + +touch_files () { +	for i in $(seq 1 $NFILES); do +		touch $(printf $M0/dir/file%02d $i) 2> /dev/null +	done +} + +count_files () { +	found=0 +	for i in $(seq 1 $NFILES); do +		if [ -f $(printf $1/dir/file%02d $i) ]; then +			found=$((found+1)) +		fi +	done +	echo $found +} + +wait_for_rebalance () { +	while true; do +		rebalance_completed +		if [ $? -eq 1 ]; then +			sleep 1 +		else +			break +		fi +	done +} + +get_xattr () { +	cmd="getfattr --absolute-names --only-values -n trusted.glusterfs.dht" +	$cmd $1 | od -tx1 -An | tr -d ' ' +} + +cleanup + +TEST glusterd +TEST pidof glusterd +TEST $CLI volume info + +TEST mkdir ${B0}/${V0}{1,2} + +TEST truncate --size $((40*1024*1024)) ${B0}/disk1 +TEST mkfs.xfs -f -i size=512 ${B0}/disk1 +TEST mount -o loop ${B0}/disk1 ${B0}/${V0}1 + +TEST truncate --size $((80*1024*1024)) ${B0}/disk2 +TEST mkfs.xfs -f -i size=512 ${B0}/disk2 +TEST mount -o loop ${B0}/disk2 ${B0}/${V0}2 + +TEST $CLI volume create $V0 $H0:$B0/${V0}{1,2} +EXPECT "$V0" volinfo_field $V0 'Volume Name' +EXPECT 'Created' volinfo_field $V0 'Status' + +TEST $CLI volume start $V0 +EXPECT 'Started' volinfo_field $V0 'Status' + +# Create some files for later tests. +TEST glusterfs --entry-timeout=0 --attribute-timeout=0 -s $H0 --volfile-id $V0 $M0 +TEST mkdir $M0/dir +TEST touch_files +TEST umount $M0 + +# Check that the larger brick got more of the files. +nfiles=$(count_files ${B0}/${V0}2) +echo $nfiles $(get_xattr ${B0}/${V0}1) $(get_xattr ${B0}/${V0}2) > /dev/tty +TEST [ $nfiles -ge 580 ] + +# Turn off the size-weighted rebalance. +TEST $CLI volume set $V0 cluster.weighted-rebalance off + +# Rebalance again and check that the distribution is even again. +TEST $CLI volume rebalance $V0 start force +TEST wait_for_rebalance +nfiles=$(count_files ${B0}/${V0}2) +echo $nfiles $(get_xattr ${B0}/${V0}1) $(get_xattr ${B0}/${V0}2) > /dev/tty +TEST [ $nfiles -le 580 ] + +exit 0 + +$CLI volume stop $V0 +umount ${B0}/${V0}{1,2} +rm -f ${B0}/disk{1,2} + +cleanup  | 
