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'\" t
.\" Title: cephfs-snap
.\" Author: [see the "AUTHORS" section]
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\" Date: 20171101
.\" Manual: Open Infrastructure
.\" Source: storage-tools
.\" Language: English
.\"
.TH "CEPHFS\-SNAP" "1" "20171101" "storage\-tools" "Open Infrastructure"
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.\" * MAIN CONTENT STARTS HERE *
.\" -----------------------------------------------------------------
.SH "NAME"
cephfs-snap \- create CephFS snapshots periodically
.SH "SYNOPSIS"
.sp
\fBcephfs\-snap\fR
.sp
\fBcephfs\-snap\fR [hourly|daily|weekly|monthly]
.SH "DESCRIPTION"
.sp
CephFS supports creating snapshots of the filesystem as a simple means of backups\&.
.sp
The cephfs\-snap program is a simple tool to do this periodically\&.
.SH "CONFIGURATION"
.sp
cephfs\-snap is configured in /etc/default/storage\-tools\&. The following variables are used:
.PP
\fBCEPHFS_SNAP\fR
.RS 4
Boolean, either true or false\&. If set to false (default), cephfs will do nothing\&.
.RE
.PP
\fBCEPHFS_SNAP_DIRECTORIES\fR
.RS 4
List of one or more space separated directories\&. If no directory is specified, cephfs\-snap will do nothing\&.
.RE
.PP
\fBCEPHFS_SNAP_HOURLY\fR
.RS 4
Integer, number of how many most recent hourly snapshots are to be kept at any given time\&. Any older snapshots will be removed\&. Note: specify one more than you wan to keep, e\&.g\&. 25 for one day of hourly snapshots alongside the most current one\&.
.RE
.PP
\fBCEPHFS_SNAP_DAILY\fR
.RS 4
Integer, number of how many most recent daily snapshots are to be kept at any given time\&.
.RE
.PP
\fBCEPHFS_SNAP_WEEKLY\fR
.RS 4
Integer, number of how many most recent weekly snapshots are to be kept at any given time\&.
.RE
.PP
\fBCEPHFS_SNAP_MONTHLY\fR
.RS 4
Integer, number of how many most recent monthly snapshots are to be kept at any given time\&.
.RE
.PP
\fBCEPHFS_SNAP_YEARLY\fR
.RS 4
Integer, number of how many most recent yearly snapshots are to be kept at any given time\&.
.RE
.PP
\fBIRK_TARGETS\fR
.RS 4
List of space separated IRC channels to send notifications to, e\&.g\&.:
irc://irc\&.oftc\&.net:6668/open\-infrastructure
.RE
.SH "FILES"
.sp
The following files are used:
.PP
\fB/etc/cron\&.d/cephfs\-snap\fR
.RS 4
Cron file\&.
.RE
.PP
\fB/etc/open\-infrastructure/ceph\-tools\&.conf\fR
.RS 4
Configuration file\&.
.RE
.PP
\fB/var/log/storage\-tools/cephfs\-snap\fR
.RS 4
Log files\&.
.RE
.SH "SEE ALSO"
.sp
storage\-tools(7)\&.
.SH "HOMEPAGE"
.sp
More information about storage\-tools and the Open Infrastructure project can be found on the homepage at https://open\-infrastructure\&.net\&.
.SH "CONTACT"
.sp
Bug reports, feature requests, help, patches, support and everything else are welcome on the Open Infrastructure Software Mailing List <software@lists\&.open\-infrastructure\&.net>\&.
.sp
Debian specific bugs can also be reported in the Debian Bug Tracking System at https://bugs\&.debian\&.org\&.
.SH "AUTHORS"
.sp
storage\-tools was written by Daniel Baumann <daniel\&.baumann@open\-infrastructure\&.net>\&.
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