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 . $LUSTRE/tests/test-framework.sh
16 assert_env CLIENTS MDSRATE SINGLECLIENT MPIRUN
18 # Do not use name [df][0-9]* to avoid cleanup by rm, bug 18045
19 BASEDIR=$MOUNT/mdsrate
20 TESTDIR=$BASEDIR/lookup
23 NUM_FILES=${NUM_FILES:-1000000}
24 TIME_PERIOD=${TIME_PERIOD:-600} # seconds
26 LOG=${TESTSUITELOG:-$TMP/$(basename $0 .sh).log}
28 NODES_TO_USE=${NODES_TO_USE:-$CLIENTS}
29 NUM_CLIENTS=$(get_node_count ${NODES_TO_USE//,/ })
33 [ ! -x ${MDSRATE} ] && error "${MDSRATE} not built."
35 log "===== $0 ====== "
37 check_and_setup_lustre
41 mdsrate_STRIPEPARAMS=${mdsrate_STRIPEPARAMS:-${fs_STRIPEPARAMS:-"-c 1"}}
42 setstripe_getstripe $BASEDIR $mdsrate_STRIPEPARAMS
44 IFree=$(mdsrate_inodes_available)
45 if [ $IFree -lt $NUM_FILES ]; then
49 generate_machine_file $NODES_TO_USE $MACHINEFILE || error "can not generate machinefile"
51 if [ -n "$NOCREATE" ]; then
52 echo "NOCREATE=$NOCREATE => no file creation."
54 mdsrate_cleanup $NUM_CLIENTS $MACHINEFILE $NUM_FILES $TESTDIR 'f%%d' --ignore
56 log "===== $0 Test preparation: creating ${NUM_FILES} files."
58 NUM_CLIENTS=$(get_node_count ${NODES_TO_USE//,/ })
59 NUM_THREADS=$((NUM_CLIENTS * MDSCOUNT))
60 if [ $NUM_CLIENTS -gt 50 ]; then
61 NUM_THREADS=$NUM_CLIENTS
63 COMMAND="${MDSRATE} ${MDSRATE_DEBUG} --mknod --dir ${TESTDIR}
64 --nfiles ${NUM_FILES} --filefmt 'f%%d'"
66 mpi_run ${MACHINEFILE_OPTION} ${MACHINEFILE} -np ${NUM_THREADS} \
69 # No lockup if error occurs on file creation, abort.
70 if [ ${PIPESTATUS[0]} != 0 ]; then
71 error_noexit "mdsrate file creation failed, aborting"
72 mdsrate_cleanup $NUM_THREADS $MACHINEFILE $NUM_FILES \
73 $TESTDIR 'f%%d' --ignore
78 COMMAND="${MDSRATE} ${MDSRATE_DEBUG} --lookup --time ${TIME_PERIOD} ${SEED_OPTION}
79 --dir ${TESTDIR} --nfiles ${NUM_FILES} --filefmt 'f%%d'"
82 if [ -n "$NOSINGLE" ]; then
83 echo "NO Test for lookups on a single client."
85 log "===== $0 ### 1 NODE LOOKUPS ###"
87 mpi_run ${MACHINEFILE_OPTION} ${MACHINEFILE} -np 1 ${COMMAND} |
90 if [ ${PIPESTATUS[0]} != 0 ]; then
91 [ -f $LOG ] && sed -e "s/^/log: /" $LOG
92 error_noexit "mdsrate lookup on single client failed, aborting"
93 mdsrate_cleanup $NUM_CLIENTS $MACHINEFILE $NUM_FILES \
94 $TESTDIR 'f%%d' --ignore
100 [ $NUM_CLIENTS -eq 1 ] && NOMULTI=yes
101 if [ -n "$NOMULTI" ]; then
102 echo "NO test for lookups on multiple nodes."
104 log "===== $0 ### ${NUM_CLIENTS} NODES LOOKUPS ###"
106 mpi_run ${MACHINEFILE_OPTION} ${MACHINEFILE} -np ${NUM_CLIENTS} \
107 ${COMMAND} | tee ${LOG}
109 if [ ${PIPESTATUS[0]} != 0 ]; then
110 [ -f $LOG ] && sed -e "s/^/log: /" $LOG
111 error_noexit "mdsrate lookup on multiple nodes failed, aborting"
112 mdsrate_cleanup $NUM_CLIENTS $MACHINEFILE $NUM_FILES \
113 $TESTDIR 'f%%d' --ignore
119 mdsrate_cleanup $NUM_CLIENTS $MACHINEFILE $NUM_FILES $TESTDIR 'f%%d'
120 rmdir $BASEDIR || true
122 check_and_cleanup_lustre