3 # This test was used in a set of CMD3 tests (cmd3-7 test).
5 # File attribute retrieval rate for small file creation
6 # 3200 ops/sec for single node 29,000 ops/sec aggregate
8 # In a dir containing 10 million non-striped files, the mdsrate Test Program
9 # will perform directory ordered stat's (readdir) for 10 minutes. This test
10 # will be run from a single node for #1 and from all nodes for #2
11 # aggregate test to 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 $TESTDIR -i 0 -c 1
53 if [ -n "$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} --mknod --dir ${TESTDIR}
60 --nfiles ${NUM_FILES} --filefmt 'f%%d'"
63 NUM_CLIENTS=$(get_node_count ${NODES_TO_USE//,/ })
64 NUM_THREADS=$((NUM_CLIENTS * MDSCOUNT))
65 if [ $NUM_CLIENTS -gt 50 ]; then
66 NUM_THREADS=$NUM_CLIENTS
69 mpi_run -np ${NUM_THREADS} -machinefile ${MACHINEFILE} ${COMMAND} 2>&1
70 [ ${PIPESTATUS[0]} != 0 ] && error "Error running mdsrate, aborting..."
74 COMMAND="${MDSRATE} ${MDSRATE_DEBUG} --stat --time ${TIME_PERIOD}
75 --dir ${TESTDIR} --nfiles ${NUM_FILES} --filefmt 'f%%d'
76 ${DIR_ORDER} ${SEED_OPTION}"
79 if [ -n "$NOSINGLE" ]; then
80 echo "NO Test for stats on a single client."
82 log "===== $0 ### 1 NODE STAT ###"
83 echo "Running stats on 1 node(s)."
86 mpi_run -np 1 -machinefile ${MACHINEFILE} ${COMMAND} | tee ${LOG}
88 if [ ${PIPESTATUS[0]} != 0 ]; then
89 [ -f $LOG ] && cat $LOG
90 error "mpirun ... mdsrate ... failed, aborting"
95 if [ -n "$NOMULTI" ]; then
96 echo "NO test for stats on multiple nodes."
98 log "===== $0 ### ${NUM_CLIENTS} NODES STAT ###"
99 echo "Running stats on ${NUM_CLIENTS} node(s)."
102 mpi_run -np ${NUM_CLIENTS} -machinefile ${MACHINEFILE} ${COMMAND} | tee ${LOG}
104 if [ ${PIPESTATUS[0]} != 0 ]; then
105 [ -f $LOG ] && cat $LOG
106 error "mpirun ... mdsrate ... failed, aborting"
110 equals_msg `basename $0`: test complete, cleaning up
111 mdsrate_cleanup $NUM_CLIENTS $MACHINEFILE $NUM_FILES $TESTDIR 'f%%d'
113 check_and_cleanup_lustre