test_mkdir -p $dir || error "failed to mkdir $dir"
$LFS setstripe -c 1 -i 0 $dir/$tfile ||
error "failed to setstripe $dir/$tfile"
+ mdt_idx=$($LFS getdirstripe -i $dir)
dd if=/dev/zero of=$dir/$tfile bs=1M count=1
stack_trap "rm -f $tmp" EXIT
- $LFS find --size +100K --ost 0 $dir 2>&1 | tee $tmp
- [ -z "$(cat $tmp | grep "obd_uuid: ")" ] ||
+ $LFS find --size +100K --ost 0 $dir |& tee $tmp
+ ! grep -q obd_uuid $tmp ||
error "failed to find --size +100K --ost 0 $dir"
- $LFS find --size +100K --mdt $mdt_idx $dir 2>&1 | tee $tmp
- [ -z "$(cat $tmp | grep "obd_uuid: ")" ] ||
+ $LFS find --size +100K --mdt $mdt_idx $dir |& tee $tmp
+ ! grep -q obd_uuid $tmp ||
error "failed to find --size +100K --mdt $mdt_idx $dir"
}
run_test 56rb "check lfs find --size --ost/--mdt works"
}
run_test 64c "verify grant shrink"
+import_param() {
+ local tgt=$1
+ local param=$2
+
+ $LCTL get_param osc.$tgt.import | awk "/$param/ { print \$2 }"
+}
+
# this does exactly what osc_request.c:osc_announce_cached() does in
# order to calculate max amount of grants to ask from server
want_grant() {
local tgt=$1
- local nrpages=$($LCTL get_param -n osc.${tgt}.max_pages_per_rpc)
- local rpc_in_flight=$($LCTL get_param -n osc.${tgt}.max_rpcs_in_flight)
+ local nrpages=$($LCTL get_param -n osc.$tgt.max_pages_per_rpc)
+ local rpc_in_flight=$($LCTL get_param -n osc.$tgt.max_rpcs_in_flight)
- ((rpc_in_flight ++));
+ ((rpc_in_flight++));
nrpages=$((nrpages * rpc_in_flight))
- local dirty_max_pages=$($LCTL get_param -n osc.${tgt}.max_dirty_mb)
+ local dirty_max_pages=$($LCTL get_param -n osc.$tgt.max_dirty_mb)
dirty_max_pages=$((dirty_max_pages * 1024 * 1024 / PAGE_SIZE))
local undirty=$((nrpages * PAGE_SIZE))
local max_extent_pages
- max_extent_pages=$($LCTL get_param osc.${tgt}.import |
- grep grant_max_extent_size | awk '{print $2}')
+ max_extent_pages=$(import_param $tgt grant_max_extent_size)
max_extent_pages=$((max_extent_pages / PAGE_SIZE))
local nrextents=$(((nrpages + max_extent_pages - 1) / max_extent_pages))
local grant_extent_tax
- grant_extent_tax=$($LCTL get_param osc.${tgt}.import |
- grep grant_extent_tax | awk '{print $2}')
+ grant_extent_tax=$(import_param $tgt grant_extent_tax)
undirty=$((undirty + nrextents * grant_extent_tax))
local max_brw_size
local grant_extent_tax
- max_brw_size=$($LCTL get_param osc.${tgt}.import |
- grep max_brw_size | awk '{print $2}')
+ max_brw_size=$(import_param $tgt max_brw_size)
- grant_extent_tax=$($LCTL get_param osc.${tgt}.import |
- grep grant_extent_tax | awk '{print $2}')
+ grant_extent_tax=$(import_param $tgt grant_extent_tax)
echo $(((max_brw_size + grant_extent_tax) * 2))
}
test_64d() {
- [ $OST1_VERSION -lt $(version_code 2.10.56) ] &&
+ [ $OST1_VERSION -ge $(version_code 2.10.56) ] ||
skip "OST < 2.10.55 doesn't limit grants enough"
- local tgt=$($LCTL dl | grep "0000-osc-[^mM]" | awk '{print $4}')
- local file=$DIR/$tfile
+ local tgt=$($LCTL dl | awk '/OST0000-osc-[^mM]/ { print $4 }')
- [[ $($LCTL get_param osc.${tgt}.import |
- grep "connect_flags:.*grant_param") ]] ||
+ [[ "$($LCTL get_param osc.${tgt}.import)" =~ "grant_param" ]] ||
skip "no grant_param connect flag"
- local olddebug=$($LCTL get_param -n debug 2> /dev/null)
+ local olddebug="$($LCTL get_param -n debug 2> /dev/null)"
+
+ $LCTL set_param -n -n debug="$OLDDEBUG" || true
+ stack_trap "$LCTL set_param -n debug='$olddebug'" EXIT
- $LCTL set_param debug="$OLDDEBUG" 2> /dev/null || true
local max_cur_granted=$(($(want_grant $tgt) + $(grant_chunk $tgt)))
- stack_trap "rm -f $file" EXIT
+ stack_trap "rm -f $DIR/$tfile && wait_delete_completed" EXIT
- $LFS setstripe $file -i 0 -c 1
- dd if=/dev/zero of=$file bs=1M count=1000 &
+ $LFS setstripe $DIR/$tfile -i 0 -c 1
+ dd if=/dev/zero of=$DIR/$tfile bs=1M count=1000 &
ddpid=$!
- while true
- do
- local cur_grant=$($LCTL get_param -n osc.${tgt}.cur_grant_bytes)
- if [[ $cur_grant -gt $max_cur_granted ]]
- then
+ while kill -0 $ddpid; do
+ local cur_grant=$($LCTL get_param -n osc.$tgt.cur_grant_bytes)
+
+ if [[ $cur_grant -gt $max_cur_granted ]]; then
kill $ddpid
error "cur_grant $cur_grant > $max_cur_granted"
fi
- kill -0 $ddpid
- [[ $? -ne 0 ]] && break;
- sleep 2
- done
- rm -f $DIR/$tfile
- wait_delete_completed
- $LCTL set_param debug="$olddebug" 2> /dev/null || true
+ sleep 1
+ done
}
run_test 64d "check grant limit exceed"
+check_grants() {
+ local tgt=$1
+ local expected=$2
+ local msg=$3
+ local cur_grants=$($LCTL get_param -n osc.$tgt.cur_grant_bytes)
+
+ ((cur_grants == expected)) ||
+ error "$msg: grants mismatch: $cur_grants, expected $expected"
+}
+
+round_up_p2() {
+ echo $((($1 + $2 - 1) & ~($2 - 1)))
+}
+
+test_64e() {
+ [ $PARALLEL == "yes" ] && skip "skip parallel run"
+ [ $OST1_VERSION -ge $(version_code 2.11.56) ] ||
+ skip "Need OSS version at least 2.11.56"
+
+ # Remount client to reset grant
+ remount_client $MOUNT || error "failed to remount client"
+ local osc_tgt="$FSNAME-OST0000-osc-$($LFS getname -i $DIR)"
+
+ local init_grants=$(import_param $osc_tgt initial_grant)
+
+ check_grants $osc_tgt $init_grants "init grants"
+
+ local extent_tax=$(import_param $osc_tgt grant_extent_tax)
+ local max_brw_size=$(import_param $osc_tgt max_brw_size)
+ local gbs=$(import_param $osc_tgt grant_block_size)
+
+ # write random number of bytes from max_brw_size / 4 to max_brw_size
+ local write_bytes=$(shuf -i $((max_brw_size / 4))-$max_brw_size -n 1)
+ # align for direct io
+ write_bytes=$(round_up_p2 $write_bytes PAGE_SIZE)
+ # round to grant consumption unit
+ local wb_round_up=$(round_up_p2 $write_bytes gbs)
+
+ local grants=$((wb_round_up + extent_tax))
+
+ $LFS setstripe -c 1 -i 0 $DIR/$tfile || error "lfs setstripe failed"
+
+ # define OBD_FAIL_TGT_NO_GRANT 0x725
+ # make the server not grant more back
+ do_facet ost1 $LCTL set_param fail_loc=0x725
+ dd if=/dev/zero of=$DIR/$tfile bs=$write_bytes count=1 oflag=direct
+
+ do_facet ost1 $LCTL set_param fail_loc=0
+
+ check_grants $osc_tgt $((init_grants - grants)) "dio w/o grant alloc"
+
+ rm -f $DIR/$tfile || error "rm failed"
+
+ # Remount client to reset grant
+ remount_client $MOUNT || error "failed to remount client"
+ osc_tgt="$FSNAME-OST0000-osc-$($LFS getname -i $DIR)"
+
+ $LFS setstripe -c 1 -i 0 $DIR/$tfile || error "lfs setstripe failed"
+
+ # define OBD_FAIL_TGT_NO_GRANT 0x725
+ # make the server not grant more back
+ do_facet ost1 $LCTL set_param fail_loc=0x725
+ $MULTIOP $DIR/$tfile "oO_WRONLY:w${write_bytes}yc"
+ do_facet ost1 $LCTL set_param fail_loc=0
+
+ check_grants $osc_tgt $((init_grants - grants)) "buf io w/o grant alloc"
+}
+run_test 64e "check grant consumption (no grant allocation)"
+
+test_64f() {
+ [ $PARALLEL == "yes" ] && skip "skip parallel run"
+
+ # Remount client to reset grant
+ remount_client $MOUNT || error "failed to remount client"
+ local osc_tgt="$FSNAME-OST0000-osc-$($LFS getname -i $DIR)"
+
+ local init_grants=$(import_param $osc_tgt initial_grant)
+ local extent_tax=$(import_param $osc_tgt grant_extent_tax)
+ local max_brw_size=$(import_param $osc_tgt max_brw_size)
+ local gbs=$(import_param $osc_tgt grant_block_size)
+ local chunk=$(grant_chunk $osc_tgt)
+
+ # write random number of bytes from max_brw_size / 4 to max_brw_size
+ local write_bytes=$(shuf -i $((max_brw_size / 4))-$max_brw_size -n 1)
+ # align for direct io
+ write_bytes=$(round_up_p2 $write_bytes PAGE_SIZE)
+ # round to grant consumption unit
+ local wb_round_up=$(round_up_p2 $write_bytes gbs)
+
+ local grants=$((wb_round_up + extent_tax))
+
+ $LFS setstripe -c 1 -i 0 $DIR/$tfile || error "lfs setstripe failed"
+ dd if=/dev/zero of=$DIR/$tfile bs=$write_bytes count=1 oflag=direct ||
+ error "error writing to $DIR/$tfile"
+
+ check_grants $osc_tgt $((init_grants - grants + chunk)) \
+ "direct io with grant allocation"
+
+ rm -f $DIR/$tfile || error "rm failed"
+
+ # Remount client to reset grant
+ remount_client $MOUNT || error "failed to remount client"
+ osc_tgt="$FSNAME-OST0000-osc-$($LFS getname -i $DIR)"
+
+ $LFS setstripe -c 1 -i 0 $DIR/$tfile || error "lfs setstripe failed"
+
+ local cmd="oO_WRONLY:w${write_bytes}_yc"
+
+ $MULTIOP $DIR/$tfile $cmd &
+ MULTIPID=$!
+ sleep 1
+
+ check_grants $osc_tgt $((init_grants - grants)) \
+ "buffered io, not write rpc"
+
+ kill -USR1 $MULTIPID
+ wait
+
+ check_grants $osc_tgt $((init_grants - grants + chunk)) \
+ "buffered io, one RPC"
+}
+run_test 64f "check grant consumption (with grant allocation)"
+
# bug 1414 - set/get directories' stripe info
test_65a() {
[ $PARALLEL == "yes" ] && skip "skip parallel run"