3 # This test was used in a set of CMD3 tests (cmd3-8 test).
5 # File attribute retrieval rate for large file creation
6 # 3300 ops/sec/OST for single node 28500 ops/sec/OST aggregate
8 # In a dir containing 10 million striped files, the mdsrate Test Program will
9 # perform directory ordered stat's (readdir) for 10 minutes. This test will be
10 # run from a single node for #1 and from all nodes for #2 aggregate test to
11 # measure stat performance.
13 LUSTRE=${LUSTRE:-`dirname $0`/..}
14 . $LUSTRE/tests/test-framework.sh
16 . ${CONFIG:=$LUSTRE/tests/cfg/$NAME.sh}
18 assert_env CLIENTS MDSRATE SINGLECLIENT MPIRUN
20 MACHINEFILE=${MACHINEFILE:-$TMP/$(basename $0 .sh).machines}
24 NUM_FILES=${NUM_FILES:-1000000}
25 TIME_PERIOD=${TIME_PERIOD:-600} # seconds
27 # --random_order (default) -OR- --readdir_order
28 DIR_ORDER=${DIR_ORDER:-"--readdir_order"}
30 LOG=${TESTSUITELOG:-$TMP/$(basename $0 .sh).log}
32 NODES_TO_USE=${NODES_TO_USE:-$CLIENTS}
33 NUM_CLIENTS=$(get_node_count ${NODES_TO_USE//,/ })
37 [ ! -x ${MDSRATE} ] && error "${MDSRATE} not built."
39 log "===== $0 ====== "
41 check_and_setup_lustre
43 IFree=$(inodes_available)
44 if [ $IFree -lt $NUM_FILES ]; then
48 generate_machine_file $NODES_TO_USE $MACHINEFILE || error "can not generate machinefile"
50 $LFS setstripe $TESTDIR -c -1
53 if [ -n "$NOCREATE" ]; then
54 echo "NOCREATE=$NOCREATE => no file creation."
56 log "===== $0 Test preparation: creating ${NUM_FILES} files."
57 echo "Test preparation: creating ${NUM_FILES} files."
59 COMMAND="${MDSRATE} ${MDSRATE_DEBUG} --create --dir ${TESTDIR}
60 --nfiles ${NUM_FILES} --filefmt 'f%%d'"
64 NUM_CLIENTS=$(get_node_count ${NODES_TO_USE//,/ })
65 NUM_THREADS=$((NUM_CLIENTS * MDSCOUNT))
66 if [ $NUM_CLIENTS -gt 50 ]; then
67 NUM_THREADS=$NUM_CLIENTS
70 mpi_run -np ${NUM_THREADS} -machinefile ${MACHINEFILE} ${COMMAND} 2>&1
71 [ ${PIPESTATUS[0]} != 0 ] && error "mpirun ... mdsrate ... file creation failed, aborting"
75 COMMAND="${MDSRATE} ${MDSRATE_DEBUG} --stat --time ${TIME_PERIOD}
76 --dir ${TESTDIR} --nfiles ${NUM_FILES} --filefmt 'f%%d'
77 ${DIR_ORDER} ${SEED_OPTION}"
80 if [ -n "$NOSINGLE" ]; then
81 echo "NO Test for stats on a single client."
83 log "===== $0 ### 1 NODE STAT ###"
84 echo "Running stats on 1 node(s)."
87 mpi_run -np 1 -machinefile ${MACHINEFILE} ${COMMAND} | tee ${LOG}
89 if [ ${PIPESTATUS[0]} != 0 ]; then
90 [ -f $LOG ] && cat $LOG
91 error "mpirun ... mdsrate ... failed, aborting"
96 if [ -n "$NOMULTI" ]; then
97 echo "NO test for stats on multiple nodes."
99 log "===== $0 ### ${NUM_CLIENTS} NODES STAT ###"
100 echo "Running stats on ${NUM_CLIENTS} node(s)."
103 NUM_THREADS=$(get_node_count ${NODES_TO_USE//,/ })
104 mpi_run -np ${NUM_THREADS} -machinefile ${MACHINEFILE} ${COMMAND} | tee ${LOG}
106 if [ ${PIPESTATUS[0]} != 0 ]; then
107 [ -f $LOG ] && cat $LOG
108 error "mpirun ... mdsrate ... failed, aborting"
112 equals_msg `basename $0`: test complete, cleaning up
113 mdsrate_cleanup $NUM_CLIENTS $MACHINEFILE $NUM_FILES $TESTDIR 'f%%d'
115 check_and_cleanup_lustre