3 # This test was used in a set of CMD3 tests (cmd3-5 test).
5 # Directory lookup retrieval rate single directory 10 million files
6 # 5900 random lookups/sec per client node 62,000 random lookups/sec aggregate
8 # In a dir containing 10 million non-striped files the mdsrate Test Program will
9 # perform lookups for 10 minutes. This test can be run from a single node for
10 # #1 and from all nodes for #2 aggregate test to measure lookup performance.
12 LUSTRE=${LUSTRE:-`dirname $0`/..}
13 . $LUSTRE/tests/test-framework.sh
15 . ${CONFIG:=$LUSTRE/tests/cfg/$NAME.sh}
16 assert_env CLIENTS MDSRATE SINGLECLIENT MPIRUN
18 MACHINEFILE=${MACHINEFILE:-$TMP/$(basename $0 .sh).machines}
22 NUM_FILES=${NUM_FILES:-1000000}
23 TIME_PERIOD=${TIME_PERIOD:-600} # seconds
24 SINGLE_TARGET_RATE=5900 # ops/sec
25 AGGREGATE_TARGET_RATE=62000 # ops/sec
27 LOG=${TESTSUITELOG:-$TMP/$(basename $0 .sh).log}
29 NODES_TO_USE=${NODES_TO_USE:-$CLIENTS}
30 NUM_CLIENTS=$(get_node_count ${NODES_TO_USE//,/ })
34 [ ! -x ${MDSRATE} ] && error "${MDSRATE} not built."
36 log "===== $0 ====== "
38 check_and_setup_lustre
40 generate_machine_file $NODES_TO_USE $MACHINEFILE || error "can not generate machinefile"
42 $LFS setstripe $TESTDIR -c 1
45 if [ -n "$NOCREATE" ]; then
46 echo "NOCREATE=$NOCREATE => no file creation."
48 log "===== $0 Test preparation: creating ${NUM_FILES} files."
49 echo "Test preparation: creating ${NUM_FILES} files."
51 NUM_CLIENTS=$(get_node_count ${NODES_TO_USE//,/ })
52 NUM_THREADS=$((NUM_CLIENTS * MDSCOUNT))
53 if [ $NUM_CLIENTS -gt 50 ]; then
54 NUM_THREADS=$NUM_CLIENTS
56 COMMAND="${MDSRATE} ${MDSRATE_DEBUG} --mknod --dir ${TESTDIR}
57 --nfiles ${NUM_FILES} --filefmt 'f%%d'"
59 $MPIRUN -np ${NUM_THREADS} -machinefile ${MACHINEFILE} \
60 ${MPIRUN_OPTIONS} ${COMMAND} 2>&1
62 # No lockup if error occurs on file creation, abort.
63 [ ${PIPESTATUS[0]} != 0 ] && error "mpirun ... mdsrate ... file creation failed, aborting"
66 COMMAND="${MDSRATE} ${MDSRATE_DEBUG} --lookup --time ${TIME_PERIOD} ${SEED_OPTION}
67 --dir ${TESTDIR} --nfiles ${NUM_FILES} --filefmt 'f%%d'"
70 if [ -n "$NOSINGLE" ]; then
71 echo "NO Test for lookups on a single client."
73 log "===== $0 ### 1 NODE LOOKUPS ###"
74 echo "Running lookups on 1 node(s)."
76 $MPIRUN -np 1 -machinefile ${MACHINEFILE} \
77 ${MPIRUN_OPTIONS} ${COMMAND} | tee ${LOG}
79 if [ ${PIPESTATUS[0]} != 0 ]; then
80 [ -f $LOG ] && cat $LOG
81 error "mpirun ... mdsrate ... failed, aborting"
83 check_rate lookup ${SINGLE_TARGET_RATE} 1 ${LOG} || true
87 if [ -n "$NOMULTI" ]; then
88 echo "NO test for lookups on multiple nodes."
90 log "===== $0 ### ${NUM_CLIENTS} NODES LOOKUPS ###"
91 echo "Running lookups on ${NUM_CLIENTS} node(s)."
93 $MPIRUN -np ${NUM_CLIENTS} -machinefile ${MACHINEFILE} \
94 ${MPIRUN_OPTIONS} ${COMMAND} | tee ${LOG}
96 if [ ${PIPESTATUS[0]} != 0 ]; then
97 [ -f $LOG ] && cat $LOG
98 error "mpirun ... mdsrate ... failed, aborting"
100 check_rate lookup ${AGGREGATE_TARGET_RATE} ${NUM_CLIENTS} ${LOG} || true
103 equals_msg `basename $0`: test complete, cleaning up
105 zconf_umount_clients $NODES_TO_USE $MOUNT
106 check_and_cleanup_lustre