LU-9538 mdt: Lazy size on MDT

[fs/lustre-release.git] / lustre / tests / sanity.sh

diff --git a/lustre/tests/sanity.sh b/lustre/tests/sanity.sh
index 16fd9d9..c3ba48d 100755 (executable)
--- a/lustre/tests/sanity.sh
+++ b/lustre/tests/sanity.sh
@@ -19087,6 +19087,126 @@ test_805() {
 }
 run_test 805 "ZFS can remove from full fs"
 
+# Size-on-MDS test
+check_lsom_data()
+{
+       local file=$1
+       local size=$($LFS getsom -s $file)
+       local expect=$(stat -c %s $file)
+
+       [[ $size == $expect ]] ||
+               error "$file expected size: $expect, got: $size"
+
+       local blocks=$($LFS getsom -b $file)
+       expect=$(stat -c %b $file)
+       [[ $blocks == $expect ]] ||
+               error "$file expected blocks: $expect, got: $blocks"
+}
+
+check_lsom_size()
+{
+       local size=$($LFS getsom -s $1)
+       local expect=$2
+
+       [[ $size == $expect ]] ||
+               error "$file expected size: $expect, got: $size"
+}
+
+test_806() {
+       [ $(lustre_version_code $SINGLEMDS) -lt $(version_code 2.11.52) ] &&
+               skip "Need MDS version at least 2.11.52" && return
+
+       local bs=1048576
+
+       touch $DIR/$tfile || error "touch $tfile failed"
+
+       local save="$TMP/$TESTSUITE-$TESTNAME.parameters"
+       save_lustre_params client "llite.*.xattr_cache" > $save
+       lctl set_param llite.*.xattr_cache=0
+       stack_trap "restore_lustre_params < $save" EXIT
+
+       # single-threaded write
+       echo "Test SOM for single-threaded write"
+       dd if=/dev/zero of=$DIR/$tfile bs=$bs count=1 ||
+               error "write $tfile failed"
+       check_lsom_size $DIR/$tfile $bs
+
+       local num=32
+       local size=$(($num * $bs))
+       local offset=0
+       local i
+
+       echo "Test SOM for single client muti-threaded($num) write"
+       $TRUNCATE $DIR/$tfile 0
+       for ((i = 0; i < $num; i++)); do
+               $MULTIOP $DIR/$tfile Oz${offset}w${bs}c &
+               local pids[$i]=$!
+               offset=$((offset + $bs))
+       done
+       for (( i=0; i < $num; i++ )); do
+               wait ${pids[$i]}
+       done
+       check_lsom_size $DIR/$tfile $size
+
+       $TRUNCATE $DIR/$tfile 0
+       for ((i = 0; i < $num; i++)); do
+               offset=$((offset - $bs))
+               $MULTIOP $DIR/$tfile Oz${offset}w${bs}c &
+               local pids[$i]=$!
+       done
+       for (( i=0; i < $num; i++ )); do
+               wait ${pids[$i]}
+       done
+       check_lsom_size $DIR/$tfile $size
+
+       # multi-client wirtes
+       num=$(get_node_count ${CLIENTS//,/ })
+       size=$(($num * $bs))
+       offset=0
+       i=0
+
+       echo "Test SOM for muti-client ($num) writes"
+       $TRUNCATE $DIR/$tfile 0
+       for client in ${CLIENTS//,/ }; do
+               do_node $client $MULTIOP $DIR/$tfile Oz${offset}w${bs}c &
+               local pids[$i]=$!
+               i=$((i + 1))
+               offset=$((offset + $bs))
+       done
+       for (( i=0; i < $num; i++ )); do
+               wait ${pids[$i]}
+       done
+       check_lsom_size $DIR/$tfile $offset
+
+       i=0
+       $TRUNCATE $DIR/$tfile 0
+       for client in ${CLIENTS//,/ }; do
+               offset=$((offset - $bs))
+               do_node $client $MULTIOP $DIR/$tfile Oz${offset}w${bs}c &
+               local pids[$i]=$!
+               i=$((i + 1))
+       done
+       for (( i=0; i < $num; i++ )); do
+               wait ${pids[$i]}
+       done
+       check_lsom_size $DIR/$tfile $size
+
+       # verify truncate
+       echo "Test SOM for truncate"
+       $TRUNCATE $DIR/$tfile 1048576
+       check_lsom_size $DIR/$tfile 1048576
+       $TRUNCATE $DIR/$tfile 1234
+       check_lsom_size $DIR/$tfile 1234
+
+       # verify SOM blocks count
+       echo "Verify SOM block count"
+       $TRUNCATE $DIR/$tfile 0
+       $MULTIOP $DIR/$tfile oO_TRUNC:O_RDWR:w1048576YSc ||
+               error "failed to write file $tfile"
+       check_lsom_data $DIR/$tfile
+}
+run_test 806 "Verify Lazy Size on MDS"
+
 #
 # tests that do cleanup/setup should be run at the end
 #