mfsmetalogger.cfg

NAME

mfsmetalogger.cfg - configuration file for mfsmetalogger

DESCRIPTION

The file mfsmetalogger.cfg contains configuration of MooseFS metalogger process.

SYNTAX

Syntax is:

OPTION = VALUE

Lines starting with # character are ignored as comments.

STARTUP OPTIONS

Changes in this section require process restart.

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 only, 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)
FILE_UMASK: set default umask for group and others; user has always 0; default is 027 - block write for group and block all for others
DATA_PATH: where to store metadata files

RUNTIME OPTIONS

Changes in this section require only process reload.

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)
SYSLOG_MIN_LEVEL: minimum level of messages that will be reported by matalogger; levels in order of importance: ERROR, WARNING, NOTICE, INFO, DEBUG (default is INFO)
SYSLOG_ELEVATE_TO: reported messages of level lower than set by this option will be elevated to this level (i.e. if SYSLOG_MIN_LEVEL is set to DEBUG and SYSLOG_ELEVATE_TO is set to NOTICE, all INFO and DEBUG messages will be sent to syslog as NOTICE ; default is NOTICE)

MASTER CONNECTION OPTIONS

Changes in this section require only process reload.

MASTER_RECONNECTION_DELAY: delay in seconds before trying to reconnect to master after disconnection (default is 5)
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 9419)
MASTER_TIMEOUT: timeout (in seconds) for master connections (default is 10)

COPYRIGHT

This file is part of MooseFS.

READ THIS BEFORE INSTALLING THE SOFTWARE. BY INSTALLING, ACTIVATING OR USING THE SOFTWARE, YOU ARE AGREEING TO BE BOUND BY THE TERMS AND CONDITIONS OF MooseFS LICENSE AGREEMENT FOR VERSION 1.7 AND HIGHER IN A SEPARATE FILE. THIS SOFTWARE IS LICENSED AS PROPRIETARY SOFTWARE. YOU DO NOT ACQUIRE ANY OWNERSHIP RIGHT, TITLE OR INTEREST IN OR TO ANY INTELLECTUAL PROPERTY OR OTHER PROPRIETARY RIGHTS.