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// Copyright (C) 2014-2019 Daniel Baumann <daniel.baumann@open-infrastructure.net>
//
// SPDX-License-Identifier: GPL-3.0+
//
// This program 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, either version 3 of the License, or
// (at your option) any later version.
//
// This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
CEPHFS-SNAP(1)
==============
:doctype: manpage
:man manual: Open Infrastructure
:man source: storage-tools
:man version: {revnumber}
NAME
----
cephfs-snap - create CephFS snapshots periodically
SYNOPSIS
--------
*cephfs-snap*
*cephfs-snap* [hourly|daily|weekly|monthly]
DESCRIPTION
-----------
CephFS supports creating snapshots of the filesystem as a simple means of
backups.
The cephfs-snap program is a simple tool to do this periodically.
CONFIGURATION
-------------
cephfs-snap is configured in /etc/default/storage-tools. The following variables are used:
*CEPHFS_SNAP*::
Boolean, either true or false. If set to false (default), cephfs will do nothing.
*CEPHFS_SNAP_DIRECTORIES*::
List of one or more space separated directories. If no directory is specified, cephfs-snap will do nothing.
*CEPHFS_SNAP_HOURLY*::
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.
*CEPHFS_SNAP_DAILY*::
Integer, number of how many most recent daily snapshots are to be kept at any given time.
*CEPHFS_SNAP_WEEKLY*::
Integer, number of how many most recent weekly snapshots are to be kept at any given time.
*CEPHFS_SNAP_MONTHLY*::
Integer, number of how many most recent monthly snapshots are to be kept at any given time.
*CEPHFS_SNAP_YEARLY*::
Integer, number of how many most recent yearly snapshots are to be kept at any given time.
*IRK_TARGETS*::
List of space separated IRC channels to send notifications to, e.g.: irc://irc.oftc.net:6668/open-infrastructure
FILES
-----
The following files are used:
*/etc/cron.d/cephfs-snap*::
Cron file.
*/etc/open-infrastructure/ceph-tools.conf*::
Configuration file.
*/var/log/storage-tools/cephfs-snap*::
Log files.
SEE ALSO
--------
storage-tools(7).
HOMEPAGE
--------
More information about storage-tools and the Open Infrastructure project can be
found on the homepage at https://open-infrastructure.net.
CONTACT
-------
Bug reports, feature requests, help, patches, support and everything else
are welcome on the Open Infrastructure Software Mailing List <software@lists.open-infrastructure.net>.
Debian specific bugs can also be reported in the Debian Bug Tracking System at https://bugs.debian.org.
AUTHORS
-------
storage-tools was written by Daniel Baumann <daniel.baumann@open-infrastructure.net>.
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