Syntax is:
OPTION " = " VALUE
Lines starting with # character are ignored as comments.
DATA_PATH where to store metadata files
LOCK_FILE (deprecated) daemon lock/pid file
WORKING_USER user to run daemon as
WORKING_GROUP group to run daemon as (optional - if empty then default user group will be used)
SYSLOG_IDENT name of process to place in syslog messages (default is mfsmetalogger)
LOCK_MEMORY whether to perform mlockall() to avoid swapping out mfsmetalogger process (default is 0, i.e. no)
LIMIT_GLIBC_MALLOC_ARENAS limit malloc arenas to given value - prevents server from using huge amount of virtual memory (Linux onty, default is 4)
DISABLE_OOM_KILLER disable out of memory killer (Linux only, default is 1)
NICE_LEVEL nice level to run daemon with (default is -19 if possible; note: process must be started as root to increase priority)
BACK_LOGS number of metadata change log files (default is 50)
BACK_META_KEEP_PREVIOUS number of previous metadata files to be kept (default is 3)
META_DOWNLOAD_FREQ metadata download frequency in hours (default is 24, at most BACK_LOGS/2)
BIND_HOST local address to use for master connections; default is *, i.e. default local address
MASTER_HOST address of MooseFS master host to connect with (default is mfsmaster)
MASTER_PORT number of MooseFS master port to connect with (default is 9420)
MASTER_RECONNECTION_DELAY delay in seconds before trying to reconnect to master after disconnection (default is 5)
MASTER_TIMEOUT timeout (in seconds) for master connections (default is 10)