btrfs-backup-ng/examples/server.toml at master · berrym/btrfs-backup-ng · GitHub

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# btrfs-backup-ng Server Configuration
#
# Configuration for a server with frequent snapshots and multiple backup targets.
# Copy to /etc/btrfs-backup-ng/config.toml

[global]
snapshot_dir = ".snapshots"
incremental = true
log_file = "/var/log/btrfs-backup-ng.log"
parallel_volumes = 1      # Sequential for servers (less resource contention)
parallel_targets = 2

[global.retention]
min = "6h"
hourly = 48
daily = 14
weekly = 8
monthly = 12
yearly = 2

# Web application data
[[volumes]]
path = "/var/www"
snapshot_prefix = "www-"

[[volumes.targets]]
path = "/mnt/backup/www"

[[volumes.targets]]
path = "ssh://backup@offsite:/backups/server/www"
ssh_sudo = true
ssh_key = "/root/.ssh/backup_key"
compress = "zstd"    # compressed over the wire, decompressed on the
                     # remote before btrfs receive
rate_limit = "50M"

# Database storage
[[volumes]]
path = "/var/lib/mysql"
snapshot_prefix = "mysql-"

# More frequent retention for databases
[volumes.retention]
min = "2h"
hourly = 72
daily = 30
weekly = 12
monthly = 12

[[volumes.targets]]
path = "/mnt/backup/mysql"

[[volumes.targets]]
path = "ssh://backup@offsite:/backups/server/mysql"
ssh_sudo = true
ssh_key = "/root/.ssh/backup_key"
compress = "zstd"    # compressed over the wire, decompressed on the
                     # remote before btrfs receive

# Mail storage
[[volumes]]
path = "/var/mail"
snapshot_prefix = "mail-"

[[volumes.targets]]
path = "/mnt/backup/mail"

[[volumes.targets]]
path = "ssh://backup@offsite:/backups/server/mail"
ssh_sudo = true
ssh_key = "/root/.ssh/backup_key"
compress = "gzip"    # compressed over the wire, decompressed on the
                     # remote before btrfs receive