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Man Pages
mfsmaster(8) This is part of MooseFS mfsmaster(8)

mfsmaster - start, restart or stop Moose File System master process

mfsmaster [ -c CFGFILE] [ -u] [ -i] [ -a] [ -e] [ -x[x]] [ -t LOCKTIMEOUT] [ ACTION]
mfsmaster -v
mfsmaster -h

mfsmaster is the master program of Moose File System.

-v
print version information and exit
-h
print usage information and exit
-c CFGFILE
specify alternative path of configuration file (default is mfsmaster.cfg in system configuration directory)
-u
log undefined configuration values (when default is assumed)
-f
run in foreground, don't daemonize
-t LOCKTIMEOUT
how long to wait for lockfile (in seconds; default is 1800 seconds)
-i
ignore some metadata structure errors
-a
automatically restore metadata from change logs
-e
start without metadata (usable only in pro version - used to start additional masters)
-x
produce more verbose output
-xx
even more verbose output
ACTION
is the one of start, stop, restart, reload, test or kill. Default action is restart. The test action will yeld one of two responses: "mfsmaster pid: PID" or "mfsmaster is not running". The kill action will send a SIGKILL to the currently running master process. SIGHUP or reload action forces mfsmaster to reload all configuration files.

mfsmaster.cfg
configuration file for MooseFS master process; refer to mfsmaster.cfg(5) manual for details
mfsexports.cfg
MooseFS access control file; refer to mfsexports.cfg(5) manual for details
mfstopology.cfg
Network topology definitions; refer to mfstopology.cfg(5) manual for details
.mfsmaster.lock
lock file of running MooseFS master process (created in data directory)
metadata.mfs, metadata.mfs.back
MooseFS filesystem metadata image (created in data directory)
changelog.*.mfs
MooseFS filesystem metadata change logs (created in data directory; merged into metadata.mfs once per hour)
data.stats
MooseFS master charts state (created in data directory)

Report bugs to <bugs@moosefs.com>.

Copyright (C) 2018 Jakub Kruszona-Zawadzki, Core Technology Sp. z o.o.
This file is part of MooseFS.
MooseFS is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2 (only).
MooseFS is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with MooseFS; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02111-1301, USA or visit http://www.gnu.org/licenses/gpl-2.0.html

mfschunkserver(8), mfsmount(8), mfsmaster.cfg(5), mfsexports.cfg(5), mfstopology.cfg(5)
July 2018 MooseFS 3.0.101-1

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