2009-03-10 21:39:54 +00:00
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.TH COSD 8
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.SH NAME
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cosd \- ceph object storage daemon
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.SH SYNOPSIS
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.B cosd
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[ \fB\-a\fP ]
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[ \fB\-c\fP\fI ceph.conf\fP ]
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2009-03-10 21:39:54 +00:00
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[ \fB\-\-clobber_old_data\fP ]
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[ \fB\-\-mkbtrfs\fP ]
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.SH DESCRIPTION
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.B mkcephfs
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is used to create an empty Ceph file system, possibly spanning multiple
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hosts. The \fIceph.conf\fP file describes the composition of the
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2009-03-10 21:39:54 +00:00
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Ceph cluster, including which hosts are participating, which daemons
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run where, and which paths are used to store file system data or
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metadata.
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.SH OPTIONS
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.TP
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\fB\-a\fR, \fB\-\-allhosts\fR
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Performs the necessary initialization steps on all hosts in the cluster,
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executing commands via SSH.
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.TP
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2009-03-11 23:03:05 +00:00
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\fB\-c\fI ceph.conf\fR, \fB\-\-conf=\fIceph.conf\fR
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Use the given conf file instead of the default \fI/etc/ceph/ceph.conf\fP.
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2009-03-10 21:39:54 +00:00
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.TP
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\fB\-\-clobber_old_data\fR
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Overwrite any existing data found in monitor or osd paths.
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.TP
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\fB\-\-mkbtrfs\fR
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Create and mount the any btrfs file systems specified in the
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\fBceph.conf\fP for OSD data storage using \fBmkfs.btrfs\fP. The
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"btrfs devs" and (if it differs from
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"osd data") "btrfs path" options must be defined.
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.SH AVAILABILITY
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.B mkcephfs
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is part of the Ceph distributed file system. Please refer to the Ceph wiki at
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http://ceph.newdream.net/wiki for more information.
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.SH SEE ALSO
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.BR ceph (8),
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.BR mkmonfs (8),
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.BR monmaptool (8),
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.BR osdmaptool (8),
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.BR crushmaptool (8)
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