CEPHFS−SNAP

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/default/storage−tools

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>.