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mfschunkserver(8) This is part of MooseFS mfschunkserver(8) NAME mfschunkserver - start, restart or stop MooseFS chunkserver process SYNOPSIS mfschunkserver [-c CFGFILE] [-f] [-d] [-u] [-n] [-t LOCKTIMEOUT] [ACTION] mfschunkserver -v mfschunkserver -h DESCRIPTION mfschunkserver is the data server of MooseFS. OPTIONS -v print version information and exit -h print usage information and exit -c CFGFILE specify alternative path of configuration file (default is mf- schunkserver.cfg in system configuration directory) -f run in foreground, don't daemonize -d run with dangerous options (names: DANGEROUS_*) -u log undefined configuration values (when default is assumed) -n do not attempt to increase limit of core dump size -t LOCKTIMEOUT how long to wait for lockfile (in seconds; default is 60 seconds) ACTION tells chunkserver to perform one of the following actions: start Start chunkserver process if the process is not already running, otherwise display error message. stop Stop chunkserver process if the process is running, other- wise display error message. restart (default action) If the chunkserver process is running, restart it, if it's not running, start it. reload Send a signal to chunkserver process to reload config files. info Send a signal to chunkserver process to dump debug informa- tion file in working directory. test Displays "mfschunkserver pid: PID" if the chunkserver is running (and return 0) or "mfschunkserver is not running" otherwise (and return 1). kill Send termination signal to chunkserver process. restore Not implemented. FILES mfschunkserver.cfg configuration file for MooseFS chunkserver process; refer to mf- schunkserver.cfg(5) manual for details mfshdd.cfg list of directories (mountpoints) used for MooseFS storage; refer to mfshdd.cfg(5) manual for details .mfschunkserver.lock lock file of running MooseFS chunkserver process (created in data directory) chunkserverid.mfs chunkserver ID, assigned by MooseFS master during first connection (created in data directory) csstats.mfs chunkserver charts stats (created in data directory) .mfschunkserver_info.txt chunkserver info file, created by sending the process INFO signal, with work parameters that can be used for debugging/support purposes (created in data directory) REPORTING BUGS Report bugs to <bugs@moosefs.com>. COPYRIGHT Copyright (C) 2026 Jakub Kruszona-Zawadzki, Saglabs SA 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 Soft- ware 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 de- tails. You should have received a copy of the GNU General Public License along with this program; if not, see <https://www.gnu.org/licenses/>. SEE ALSO mfsmaster(8), mfsmount(8), mfschunkserver.cfg(5), mfshdd.cfg(5) MooseFS 4.59.1-1 May 2026 mfschunkserver(8)
NAME | SYNOPSIS | DESCRIPTION | OPTIONS | FILES | REPORTING BUGS | COPYRIGHT | SEE ALSO
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