cephfs-snap1
Create cephfs snapshots periodically
Usage
cephfs-snap
cephfs-snap [{hourly | daily | weekly | monthly}]
Overview
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.
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 <[email protected]>.
Debian specific bugs can also be reported in the Debian Bug Tracking System at https://bugs.debian.org.
Releases
4 releases since Debian 10 (Buster); the text changed 2 times.