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mfschunkserver.8
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.TH mfschunkserver "8" "September 2024" "MooseFS 4.56.6-1" "This is part of MooseFS"
.SH NAME
mfschunkserver \- start, restart or stop MooseFS chunkserver process
.SH SYNOPSIS
.B mfschunkserver
[\fB\-c\fP \fICFGFILE\fP]
[\fB\-f\fP]
[\fB\-d\fP]
[\fB\-u\fP]
[\fB\-n\fP]
[\fB\-t\fP \fILOCKTIMEOUT\fP]
[\fIACTION\fP]
.PP
.B mfschunkserver \-v
.PP
.B mfschunkserver \-h
.SH DESCRIPTION
.PP
\fBmfschunkserver\fP is the data server of MooseFS.
.SH OPTIONS
.TP
\fB\-v\fP
print version information and exit
.TP
\fB\-h\fP
print usage information and exit
.TP
\fB\-c\fP \fICFGFILE\fP
specify alternative path of configuration file (default is
\fBmfschunkserver.cfg\fP in system configuration directory)
.TP
\fB\-f\fP
run in foreground, don't daemonize
.TP
\fB\-d\fP
run with dangerous options (names: DANGEROUS_*)
.TP
\fB\-u\fP
log undefined configuration values (when default is assumed)
.TP
\fB\-n\fP
do not attempt to increase limit of core dump size
.TP
\fB\-t\fP \fILOCKTIMEOUT\fP
how long to wait for lockfile (in seconds; default is 60 seconds)
.TP
\fIACTION\fP
tells chunkserver to perform one of the following actions:
.RS
.IP start 9
Start chunkserver process if the process is not already running, otherwise display error message.
.IP stop
Stop chunkserver process if the process is running, otherwise display error message.
.IP restart
(default action) If the chunkserver process is running, restart it, if it's not running, start it.
.IP reload
Send a signal to chunkserver process to reload config files.
.IP info
Send a singal to chunkserver process to dump debug information file in working directory.
.IP test
Displays "mfschunkserver pid: PID" if the chunkserver is running (and return 0) or "mfschunkserver is not running" otherwise (and return 1).
.IP kill
Send termination signal to chunkserver process.
.IP restore
Not implemented.
.RE
.SH FILES
.TP
\fBmfschunkserver.cfg\fP
configuration file for MooseFS chunkserver process; refer to
\fBmfschunkserver.cfg\fP\|(5) manual for details
.TP
\fBmfshdd.cfg\fP
list of directories (mountpoints) used for MooseFS storage; refer to
\fBmfshdd.cfg\fP\|(5) manual for details
.TP
.BR .mfschunkserver.lock
lock file of running MooseFS chunkserver process
(created in data directory)
.TP
\fBdata.csstats\fP
chunkserver charts state (created in data directory)
.SH "REPORTING BUGS"
Report bugs to <[email protected]>.
.SH COPYRIGHT
Copyright (C) 2024 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 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
.SH "SEE ALSO"
.BR mfsmaster (8),
.BR mfsmount (8),
.BR mfschunkserver.cfg (5),
.BR mfshdd.cfg (5)