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btrfs: new test to run btrfs balance and subvolume test simultaneously

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Run btrfs balance and subvolume create/mount/umount/delete simultaneously,
with fsstress running in background.

Reviewed-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Eryu Guan <eguan@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Eryu Guan
2014-10-14 22:59:37 +11:00
committed by Dave Chinner
parent 82b6904e55
commit edc2d65c4c
4 changed files with 224 additions and 4 deletions
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common/rc
+106 -4
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@@ -585,11 +585,17 @@ _scratch_pool_mkfs()
{
case $FSTYP in
btrfs)
$MKFS_BTRFS_PROG $MKFS_OPTIONS $* $SCRATCH_DEV_POOL > /dev/null
;;
# if dup profile is in mkfs options call _scratch_mkfs instead
# because dup profile only works with single device
if [[ "$*" =~ dup ]]; then
_scratch_mkfs $*
else
$MKFS_BTRFS_PROG $MKFS_OPTIONS $* $SCRATCH_DEV_POOL > /dev/null
fi
;;
*)
echo "_scratch_pool_mkfs is not implemented for $FSTYP" 1>&2
;;
echo "_scratch_pool_mkfs is not implemented for $FSTYP" 1>&2
;;
esac
}
@@ -2486,6 +2492,102 @@ _get_free_inode()
echo $nr_inode
}
# get btrfs profile configs being tested
#
# A set of pre-set profile configs are exported via _btrfs_profile_configs
# array. Default configs can be overridden by setting BTRFS_PROFILE_CONFIGS
# var in the format "metadata_profile:data_profile", multiple configs can be
# seperated by space, e.g.
# export BTRFS_PROFILE_CONFIGS="raid0:raid0 raid1:raid1 dup:single"
_btrfs_get_profile_configs()
{
if [ "$FSTYP" != "btrfs" ]; then
return
fi
# no user specified btrfs profile configs, export the default configs
if [ -z "$BTRFS_PROFILE_CONFIGS" ]; then
# default configs
_btrfs_profile_configs=(
"-m single -d single"
"-m dup -d single"
"-m raid0 -d raid0"
"-m raid1 -d raid0"
"-m raid1 -d raid1"
"-m raid10 -d raid10"
"-m raid5 -d raid5"
"-m raid6 -d raid6"
)
# remove dup/raid5/raid6 profiles if we're doing device replace
# dup profile indicates only one device being used (SCRATCH_DEV),
# but we don't want to replace SCRATCH_DEV, which will be used in
# _scratch_mount/_check_scratch_fs etc.
# and raid5/raid6 doesn't support replace yet
if [ "$1" == "replace" ]; then
_btrfs_profile_configs=(
"-m single -d single"
"-m raid0 -d raid0"
"-m raid1 -d raid0"
"-m raid1 -d raid1"
"-m raid10 -d raid10"
# add these back when raid5/6 is working with replace
#"-m raid5 -d raid5"
#"-m raid6 -d raid6"
)
fi
export _btrfs_profile_configs
return
fi
# parse user specified btrfs profile configs
local i=0
local cfg=""
for cfg in $BTRFS_PROFILE_CONFIGS; do
# turn "metadata:data" format to "-m metadata -d data"
# and assign it to _btrfs_profile_configs array
cfg=`echo "$cfg" | sed -e 's/^/-m /' -e 's/:/ -d /'`
_btrfs_profile_configs[$i]="$cfg"
let i=i+1
done
if [ "$1" == "replace" ]; then
if echo ${_btrfs_profile_configs[*]} | grep -q raid[56]; then
_notrun "RAID5/6 doesn't support btrfs device replace yet"
fi
if echo ${_btrfs_profile_configs[*]} | grep -q dup; then
_notrun "Do not set dup profile in btrfs device replace test"
fi
fi
export _btrfs_profile_configs
}
# stress btrfs by running balance operation in a loop
_btrfs_stress_balance()
{
local btrfs_mnt=$1
while true; do
$BTRFS_UTIL_PROG balance start $btrfs_mnt
done
}
# stress btrfs by creating/mounting/umounting/deleting subvolume in a loop
_btrfs_stress_subvolume()
{
local btrfs_dev=$1
local btrfs_mnt=$2
local subvol_name=$3
local subvol_mnt=$4
mkdir -p $subvol_mnt
while true; do
$BTRFS_UTIL_PROG subvolume create $btrfs_mnt/$subvol_name
$MOUNT_PROG -o subvol=$subvol_name $btrfs_dev $subvol_mnt
$UMOUNT_PROG $subvol_mnt
$BTRFS_UTIL_PROG subvolume delete $btrfs_mnt/$subvol_name
done
}
init_rc()
{
if [ "$iam" == new ]