diff options
Diffstat (limited to 'tests/basic/afr/sparse-file-self-heal.t')
| -rw-r--r-- | tests/basic/afr/sparse-file-self-heal.t | 64 |
1 files changed, 62 insertions, 2 deletions
diff --git a/tests/basic/afr/sparse-file-self-heal.t b/tests/basic/afr/sparse-file-self-heal.t index 726af0710d5..04b77c41de1 100644 --- a/tests/basic/afr/sparse-file-self-heal.t +++ b/tests/basic/afr/sparse-file-self-heal.t @@ -2,6 +2,8 @@ #This file checks if self-heal of files with holes is working properly or not #bigger is 2M, big is 1M, small is anything less +#Also tests if non-sparse files with zeroes in it are healed correctly w.r.t +#disk usage. . $(dirname $0)/../../include.rc . $(dirname $0)/../../volume.rc @@ -17,6 +19,7 @@ TEST $GFS --volfile-id=/$V0 --volfile-server=$H0 $M0; TEST dd if=/dev/urandom of=$M0/small count=1 bs=1024k TEST dd if=/dev/urandom of=$M0/bigger2big count=1 bs=2048k TEST dd if=/dev/urandom of=$M0/big2bigger count=1 bs=1024k +TEST truncate -s 1G $M0/FILE TEST kill_brick $V0 $H0 $B0/${V0}0 @@ -38,13 +41,25 @@ bigger2big_md5sum=$(md5sum $M0/bigger2big | awk '{print $1}') TEST truncate -s 2M $M0/big2bigger big2bigger_md5sum=$(md5sum $M0/big2bigger | awk '{print $1}') +#Write data to file and restore its sparseness +TEST dd if=/dev/urandom of=$M0/FILE count=1 bs=131072 +TEST truncate -s 1G $M0/FILE + +#Create a non-sparse file containing zeroes. +TEST dd if=/dev/zero of=$M0/zeroedfile bs=1024 count=1024 + $CLI volume start $V0 force EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 0 EXPECT_WITHIN $PROCESS_UP_TIMEOUT "Y" glustershd_up_status EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status_in_shd $V0 0 EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status_in_shd $V0 1 TEST gluster volume heal $V0 full -EXPECT_WITHIN $HEAL_TIMEOUT "0" afr_get_pending_heal_count $V0 +EXPECT_WITHIN $HEAL_TIMEOUT "0" get_pending_heal_count $V0 + +#If the file system of bricks is XFS and speculative preallocation is on, +#dropping cahce should be done to free speculatively pre-allocated blocks +#by XFS. +drop_cache $M0 big_md5sum_0=$(md5sum $B0/${V0}0/big | awk '{print $1}') small_md5sum_0=$(md5sum $B0/${V0}0/small | awk '{print $1}') @@ -66,6 +81,22 @@ EXPECT "0" has_holes $B0/${V0}0/small EXPECT "0" has_holes $B0/${V0}0/bigger2big EXPECT "1" has_holes $B0/${V0}0/big2bigger +#Check that self-heal has not written 0s to sink and made it non-sparse. +USED_KB=`du -s $B0/${V0}0/FILE|cut -f1` +TEST [ $USED_KB -lt 1000000 ] + +#Check that the non-sparse file has the same file size on both bricks and that +#the disk usage is greater than or equal to the file size. We could have checked +#that the disk usage is just equal to the file size but XFS does speculative +#preallocation due to which disk usage can be more than the file size. +STAT_SIZE1=$(stat -c "%s" $B0/${V0}0/zeroedfile) +STAT_SIZE2=$(stat -c "%s" $B0/${V0}1/zeroedfile) +TEST [ $STAT_SIZE1 -eq $STAT_SIZE2 ] +USED_KB1="$((`stat -c %b $B0/${V0}0/zeroedfile` * `stat -c %B $B0/${V0}0/zeroedfile`))" +TEST [ $USED_KB1 -ge $STAT_SIZE1 ] +USED_KB2="$((`stat -c %b $B0/${V0}1/zeroedfile` * `stat -c %B $B0/${V0}1/zeroedfile`))" +TEST [ $USED_KB2 -ge $STAT_SIZE2 ] + TEST rm -f $M0/* #check the same tests with diff self-heal @@ -74,6 +105,7 @@ TEST $CLI volume set $V0 data-self-heal-algorithm diff TEST dd if=/dev/urandom of=$M0/small count=1 bs=1024k TEST dd if=/dev/urandom of=$M0/big2bigger count=1 bs=1024k TEST dd if=/dev/urandom of=$M0/bigger2big count=1 bs=2048k +TEST truncate -s 1G $M0/FILE TEST kill_brick $V0 $H0 $B0/${V0}0 @@ -95,13 +127,25 @@ bigger2big_md5sum=$(md5sum $M0/bigger2big | awk '{print $1}') TEST truncate -s 2M $M0/big2bigger big2bigger_md5sum=$(md5sum $M0/big2bigger | awk '{print $1}') +#Write data to file and restore its sparseness +TEST dd if=/dev/urandom of=$M0/FILE count=1 bs=131072 +TEST truncate -s 1G $M0/FILE + +#Create a non-sparse file containing zeroes. +TEST dd if=/dev/zero of=$M0/zeroedfile bs=1024 count=1024 + $CLI volume start $V0 force EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status $V0 0 EXPECT_WITHIN $PROCESS_UP_TIMEOUT "Y" glustershd_up_status EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status_in_shd $V0 0 EXPECT_WITHIN $CHILD_UP_TIMEOUT "1" afr_child_up_status_in_shd $V0 1 TEST gluster volume heal $V0 full -EXPECT_WITHIN $HEAL_TIMEOUT "0" afr_get_pending_heal_count $V0 +EXPECT_WITHIN $HEAL_TIMEOUT "0" get_pending_heal_count $V0 + +#If the file system of bricks is XFS and speculative preallocation is on, +#dropping cahce should be done to free speculatively pre-allocated blocks +#by XFS. +drop_cache $M0 big_md5sum_0=$(md5sum $B0/${V0}0/big | awk '{print $1}') small_md5sum_0=$(md5sum $B0/${V0}0/small | awk '{print $1}') @@ -118,4 +162,20 @@ EXPECT "1" has_holes $B0/${V0}0/big2bigger EXPECT "0" has_holes $B0/${V0}0/bigger2big EXPECT "0" has_holes $B0/${V0}0/small +#Check that self-heal has not written 0s to sink and made it non-sparse. +USED_KB=`du -s $B0/${V0}0/FILE|cut -f1` +TEST [ $USED_KB -lt 1000000 ] + +#Check that the non-sparse file has the same file size on both bricks and that +#the disk usage is greater than or equal to the file size. We could have checked +#that the disk usage is just equal to the file size but XFS does speculative +#preallocation due to which disk usage can be more than the file size. +STAT_SIZE1=$(stat -c "%s" $B0/${V0}0/zeroedfile) +STAT_SIZE2=$(stat -c "%s" $B0/${V0}1/zeroedfile) +TEST [ $STAT_SIZE1 -eq $STAT_SIZE2 ] +USED_KB1="$((`stat -c %b $B0/${V0}0/zeroedfile` * `stat -c %B $B0/${V0}0/zeroedfile`))" +TEST [ $USED_KB1 -ge $STAT_SIZE1 ] +USED_KB2="$((`stat -c %b $B0/${V0}1/zeroedfile` * `stat -c %B $B0/${V0}1/zeroedfile`))" +TEST [ $USED_KB2 -ge $STAT_SIZE2 ] + cleanup |