test_230j() {
[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs"
- [ $MDS1_VERSION -lt $(version_code 2.11.52) ] &&
+ [ $MDS1_VERSION -lt $(version_code 2.13.52) ] &&
skip "Need MDS version at least 2.11.52"
$LFS mkdir -m 0 -c 1 $DIR/$tdir || error "mkdir $tdir failed"
error "create $tfile failed"
cat /etc/passwd > $DIR/$tdir/$tfile
- $LFS migrate -m 1 $DIR/$tdir
+ $LFS migrate -m 1 $DIR/$tdir || error "migrate failed"
cmp /etc/passwd $DIR/$tdir/$tfile ||
error "DoM file mismatch after migration"
}
run_test 230n "Dir migration with mirrored file"
+test_230o() {
+ [ $MDSCOUNT -ge 2 ] || skip "needs >= 2 MDTs"
+ [ $MDS1_VERSION -ge $(version_code 2.13.52) ] ||
+ skip "Need MDS version at least 2.13.52"
+
+ local mdts=$(comma_list $(mdts_nodes))
+
+ local restripe_status
+ local delta
+ local i
+ local j
+
+ # in case "crush" hash type is not set
+ do_nodes $mdts "$LCTL set_param lod.*.mdt_hash=crush"
+
+ restripe_status=$(do_facet mds1 $LCTL get_param -n \
+ mdt.*MDT0000.enable_dir_restripe)
+ do_nodes $mdts "$LCTL set_param mdt.*.enable_dir_restripe=1"
+ stack_trap "do_nodes $mdts $LCTL set_param \
+ mdt.*.enable_dir_restripe=$restripe_status"
+
+ mkdir $DIR/$tdir
+ createmany -m $DIR/$tdir/f 100 ||
+ error "create files under remote dir failed $i"
+ createmany -d $DIR/$tdir/d 100 ||
+ error "create dirs under remote dir failed $i"
+
+ for i in $(seq 2 $MDSCOUNT); do
+ do_nodes $mdts "$LCTL set_param mdt.*.md_stats=clear > /dev/null"
+ $LFS setdirstripe -c $i $DIR/$tdir ||
+ error "split -c $i $tdir failed"
+ wait_update $HOSTNAME \
+ "$LFS getdirstripe -H $DIR/$tdir" "crush" 100 ||
+ error "dir split not finished"
+ delta=$(do_nodes $mdts "lctl get_param -n mdt.*MDT*.md_stats" |
+ awk '/migrate/ {sum += $2} END { print sum }')
+ echo "$delta files migrated when dir split from $((i - 1)) to $i stripes"
+ # delta is around total_files/stripe_count
+ [ $delta -lt $((200 /(i - 1))) ] ||
+ error "$delta files migrated"
+ done
+}
+run_test 230o "dir split"
+
+test_230p() {
+ [ $MDSCOUNT -ge 2 ] || skip "needs >= 2 MDTs"
+ [ $MDS1_VERSION -ge $(version_code 2.13.52) ] ||
+ skip "Need MDS version at least 2.13.52"
+
+ local mdts=$(comma_list $(mdts_nodes))
+
+ local restripe_status
+ local delta
+ local i
+ local j
+
+ do_nodes $mdts "$LCTL set_param lod.*.mdt_hash=crush"
+
+ restripe_status=$(do_facet mds1 $LCTL get_param -n \
+ mdt.*MDT0000.enable_dir_restripe)
+ do_nodes $mdts "$LCTL set_param mdt.*.enable_dir_restripe=1"
+ stack_trap "do_nodes $mdts $LCTL set_param \
+ mdt.*.enable_dir_restripe=$restripe_status"
+
+ test_mkdir -c $MDSCOUNT -H crush $DIR/$tdir
+ createmany -m $DIR/$tdir/f 100 ||
+ error "create files under remote dir failed $i"
+ createmany -d $DIR/$tdir/d 100 ||
+ error "create dirs under remote dir failed $i"
+
+ for i in $(seq $((MDSCOUNT - 1)) -1 1); do
+ local mdt_hash="crush"
+
+ do_nodes $mdts "$LCTL set_param mdt.*.md_stats=clear > /dev/null"
+ $LFS setdirstripe -c $i $DIR/$tdir ||
+ error "split -c $i $tdir failed"
+ [ $i -eq 1 ] && mdt_hash="none"
+ wait_update $HOSTNAME \
+ "$LFS getdirstripe -H $DIR/$tdir" $mdt_hash 100 ||
+ error "dir merge not finished"
+ delta=$(do_nodes $mdts "lctl get_param -n mdt.*MDT*.md_stats" |
+ awk '/migrate/ {sum += $2} END { print sum }')
+ echo "$delta files migrated when dir merge from $((i + 1)) to $i stripes"
+ # delta is around total_files/stripe_count
+ [ $delta -lt $((200 / i)) ] ||
+ error "$delta files migrated"
+ done
+}
+run_test 230p "dir merge"
+
+test_230q() {
+ [ $MDSCOUNT -ge 2 ] || skip "needs >= 2 MDTs"
+ [ $MDS1_VERSION -ge $(version_code 2.13.52) ] ||
+ skip "Need MDS version at least 2.13.52"
+
+ local mdts=$(comma_list $(mdts_nodes))
+ local saved_threshold=$(do_facet mds1 \
+ $LCTL get_param -n mdt.*-MDT0000.dir_split_count)
+ local saved_delta=$(do_facet mds1 \
+ $LCTL get_param -n mdt.*-MDT0000.dir_split_delta)
+ local threshold=100
+ local delta=2
+ local total=0
+ local stripe_count=0
+ local stripe_index
+ local nr_files
+
+ stack_trap "do_nodes $mdts $LCTL set_param \
+ mdt.*.dir_split_count=$saved_threshold"
+ stack_trap "do_nodes $mdts $LCTL set_param \
+ mdt.*.dir_split_delta=$saved_delta"
+ stack_trap "do_nodes $mdts $LCTL set_param mdt.*.dir_restripe_nsonly=1"
+ do_nodes $mdts "$LCTL set_param mdt.*.enable_dir_auto_split=1"
+ do_nodes $mdts "$LCTL set_param mdt.*.dir_split_count=$threshold"
+ do_nodes $mdts "$LCTL set_param mdt.*.dir_split_delta=$delta"
+ do_nodes $mdts "$LCTL set_param mdt.*.dir_restripe_nsonly=0"
+ do_nodes $mdts "$LCTL set_param lod.*.mdt_hash=crush"
+
+ $LFS mkdir -i -1 -c 1 $DIR/$tdir || error "mkdir $tdir failed"
+ stripe_index=$($LFS getdirstripe -i $DIR/$tdir)
+
+ while [ $stripe_count -lt $MDSCOUNT ]; do
+ createmany -m $DIR/$tdir/f $total $((threshold * 3 / 2)) ||
+ error "create sub files failed"
+ stat $DIR/$tdir > /dev/null
+ total=$((total + threshold * 3 / 2))
+ stripe_count=$((stripe_count + delta))
+ [ $stripe_count -gt $MDSCOUNT ] && stripe_count=$MDSCOUNT
+
+ wait_update $HOSTNAME \
+ "$LFS getdirstripe -c $DIR/$tdir" "$stripe_count" 40 ||
+ error "stripe count $($LFS getdirstripe -c $DIR/$tdir) != $stripe_count"
+
+ wait_update $HOSTNAME \
+ "$LFS getdirstripe -H $DIR/$tdir" "crush" 200 ||
+ error "stripe hash $($LFS getdirstripe -H $DIR/$tdir) != crush"
+
+ nr_files=$($LFS getstripe -m $DIR/$tdir/* |
+ grep -w $stripe_index | wc -l)
+ echo "$nr_files files on MDT$stripe_index after split"
+ [ $nr_files -lt $((total / (stripe_count - 1))) ] ||
+ error "$nr_files files on MDT$stripe_index after split"
+
+ nr_files=$(ls $DIR/$tdir | wc -w)
+ [ $nr_files -eq $total ] ||
+ error "total sub files $nr_files != $total"
+ done
+}
+run_test 230q "dir auto split"
+
test_231a()
{
# For simplicity this test assumes that max_pages_per_rpc