usage=$usage"options:\n"
usage=$usage"\t-d, --debug\n"
usage=$usage"\t-s, --standby_mds: Generate standby-replay MDS for each active\n"
+usage=$usage"\t-l, --localhost: use localhost instead of hostname\n"
usage=$usage"\t-n, --new\n"
usage=$usage"\t--valgrind[_{osd,mds,mon}] 'toolname args...'\n"
+usage=$usage"\t--nodaemon: use ceph-run to wrapper\n"
+usage=$usage"\t--smallmds: limit mds cache size\n"
usage=$usage"\t-m ip:port\t\tspecify monitor address\n"
usage=$usage"\t-k keep old configuration files\n"
+usage=$usage"\t-x disable authx\n"
+usage=$usage"\t-o config\t\t add extra config parameters to mds section\n"
usage_exit() {
printf "$usage"