5 LUSTRE=${LUSTRE:-`dirname $0`/..}
6 . $LUSTRE/tests/test-framework.sh
8 . ${CONFIG:=$LUSTRE/tests/cfg/$NAME.sh}
11 file_count=${file_count:-150000}
12 dir_count=${dir_count:-4}
16 [ "$SLOW" = no ] && { file_count=50000; dir_count=2; thrhi=4; }
19 ALWAYS_EXCEPT="$MDS_SURVEY_EXCEPT"
21 MDSSURVEY=${MDSSURVEY:-$(which mds-survey 2>/dev/null || true)}
22 [ -z ${MDSSURVEY} ] && skip_env "mds-survey not found"
24 if [ $(lustre_version_code $SINGLEMDS) -lt $(version_code 2.3.51) ]; then
25 skip_env "Need MDS version at least 2.3.51"
29 check_and_setup_lustre
33 local avail_mdt_inode=0
34 local avail_ost_inode=0
36 require_inode=$((file_count * thrhi))
37 # get available inode for mdt
38 avail_mdt_inode=$(mdt_free_inodes 0)
39 avail_mdt_inode=$((avail_mdt_inode * 9 / 10))
41 # get available inode for ost
42 for i in $($LFS df -i | grep ${FSNAME}-OST | awk '{print $4}'); do
43 avail_ost_inode=$((avail_ost_inode + i))
45 avail_ost_inode=$((avail_ost_inode * 9 / 10))
47 ((require_inode > avail_mdt_inode)) && require_inode=$avail_mdt_inode
48 ((require_inode > avail_ost_inode)) && require_inode=$avail_ost_inode
50 if ((require_inode == 0)); then
51 error "Fail to get the inode count"
53 # convert it back to per thread inode
54 require_inode=$((require_inode / thrhi))
60 file_count=$(adjust_inode)
61 ost_count=$($LCTL dl | grep -c osc)
63 # first unmount all the lustre clients
73 mdts=$(do_node $node "$LCTL dl" |
74 awk "{if (\$2 == \"UP\" && \$3 == \"mdt\") {print \$4}}")
77 target+="${target:+ }$node:$mdt"
87 for node in $(mdts_nodes); do
88 targets+="${targets:+ }$(get_target $node)"
96 local stripe_count=${2:-0}
99 rm -f ${TMP}/mds_survey*
101 local cmd="file_count=$file_count thrlo=$thrlo thrhi=$thrhi"
102 cmd+=" dir_count=$dir_count layer=$layer stripe_count=$stripe_count"
103 cmd+=" rslt_loc=${TMP} targets=\"$(get_targets)\" $MDSSURVEY"
105 trap cleanup_echo_devs EXIT ERR
109 cat ${TMP}/mds_survey*
110 rm -f ${TMP}/mds_survey*
111 ((rc == 0)) || error "mds-survey failed"
115 mds_survey_run "mdd" "0"
117 run_test 1 "Metadata survey with zero-stripe"
120 local mdscount=$(get_node_count "$(mdts_nodes)")
122 [ $mdscount -gt 1 ] && skip_env "Only run this test on single MDS"
123 [ $ost_count -eq 0 ] && skip_env "Need to mount OST to test"
125 mds_survey_run "mdd" "1"
127 run_test 2 "Metadata survey with stripe_count = 1"
129 # remount the clients
134 check_and_cleanup_lustre