diff --git a/data/hostname/backup01.euwest.azure.internal.softwareheritage.org.yaml b/data/hostname/backup01.euwest.azure.internal.softwareheritage.org.yaml
index 0685c0b4..ce421245 100644
--- a/data/hostname/backup01.euwest.azure.internal.softwareheritage.org.yaml
+++ b/data/hostname/backup01.euwest.azure.internal.softwareheritage.org.yaml
@@ -1,22 +1,36 @@
 swh::apt_config::enable_non_free: true
 
 packages:
   - linux-headers-cloud-amd64
   - zfs-dkms
 
 syncoid::configuration:
   sources:
     dali:
       host: dali.internal.admin.swh.network
       datasets:
         postgresql:
           dataset: data/postgresql
           frequency: 1h
           sync_snap: no # snapshots are managed by sanoid 
         postgresql_wal:
           target: postgresql/wal
           dataset: data/postgresql/wal
           frequency: 1h
           sync_snap: no # snapshots are managed by sanoid 
       target_dataset_base: data/sync
       ssh_key: backup01-azure
+
+sanoid::configuration:
+  local_config:
+    data/sync/dali/postgresql:
+      use_template: backup 
+      hourly: 0
+      monthly: 2
+      daily: 30
+    data/sync/dali/postgresql/wal:
+      use_template: backup 
+      hourly: 0
+      monthly: 2
+      daily: 30
+                                    
\ No newline at end of file
diff --git a/data/hostname/dali.internal.admin.swh.network.yaml b/data/hostname/dali.internal.admin.swh.network.yaml
index 983f3265..29f764e1 100644
--- a/data/hostname/dali.internal.admin.swh.network.yaml
+++ b/data/hostname/dali.internal.admin.swh.network.yaml
@@ -1,49 +1,39 @@
 swh::postgresql::shared_buffers: 8GB
 
 swh::dbs:
   netbox:
     name: "%{alias('netbox::db::database')}"
     user: "%{alias('netbox::db::username')}"
     password: "%{alias('netbox::db::password')}"
   hedgedoc:
     name: "%{alias('hedgedoc::db::database')}"
     user: "%{alias('hedgedoc::db::username')}"
   grafana:
     name: "%{alias('grafana::db::username')}"
     user: "%{alias('grafana::db::username')}"
     password: "%{alias('grafana::db::password')}"
   sentry:
     name: "%{alias('sentry::postgres::dbname')}"
     user: "%{alias('sentry::postgres::user')}"
     password: "%{alias('sentry::postgres::password')}"
   keycloak:
     name: "%{alias('keycloak::postgres::dbname')}"
     user: "%{alias('keycloak::postgres::user')}"
     password: "%{alias('keycloak::postgres::password')}"
 
 prometheus::sql::config_snippets:
   - activity
   - queries
 
 sanoid::configuration:
-
-  storage_config:
-    data/postgresql:
-      use_template: backup 
-    data/postgresql/wal:
-      use_template: backup 
-
   local_config:
     data/postgresql:
       use_template: pg_backup 
       hourly: 0
       monthly: 1
       daily: 7
     data/postgresql/wal:
       use_template: pg_wal_backup 
       hourly: 0
       monthly: 1
       daily: 7
-
-
-
diff --git a/manifests/site.pp b/manifests/site.pp
index 10c5ecd2..6538c05d 100644
--- a/manifests/site.pp
+++ b/manifests/site.pp
@@ -1,220 +1,224 @@
 node /^(pompidou|uffizi)\.(internal\.)?softwareheritage\.org$/
 {
   include role::swh_hypervisor
 }
 
 node /^(beaubourg|hypervisor\d+|branly)\.(internal\.)?softwareheritage\.org$/
 {
   include role::swh_hypervisor_with_ceph
 }
 
 node 'pergamon.softwareheritage.org' {
   include role::swh_sysadmin
 }
 
 node 'grafana0.internal.admin.swh.network' {
   include role::swh_grafana
 }
 
 node 'tate.softwareheritage.org' {
   include role::swh_forge
 }
 
 node 'moma.softwareheritage.org' {
   include role::swh_rp_webapps
 }
 
 node 'webapp1.internal.softwareheritage.org' {
   include role::swh_rp_webapp
 }
 
 node /^search-esnode\d\.internal\.softwareheritage\.org$/ {
   include role::swh_elasticsearch
 }
 
 node /^search\d\.internal\.softwareheritage\.org$/ {
   include role::swh_search_with_journal_client
 }
 
 node /^counters\d\.internal\.softwareheritage\.org$/ {
   include role::swh_counters_with_journal_client
 }
 
 node 'saatchi.internal.softwareheritage.org' {
   include role::swh_scheduler_with_journal_client
 }
 
 node /^(belvedere|somerset).(internal.)?softwareheritage.org$/ {
   include role::swh_database
   include profile::pgbouncer
 }
 
 node 'banco.softwareheritage.org' {
   include role::swh_backup
   include role::postgresql_backup
 }
 
 node /^esnode\d+.(internal.)?softwareheritage.org$/ {
   include role::swh_elasticsearch
 }
 
 node /^kafka\d+\./ {
   include role::swh_kafka_broker
 }
 
 node /^cassandra\d+\./ {
   include role::swh_cassandra_node
 }
 
 node 'granet.internal.softwareheritage.org' {
   include role::swh_graph_backend
 }
 
 node 'met.internal.softwareheritage.org' {
   include role::swh_provenance
 }
 
 node /^(unibo-prod|vangogh).(euwest.azure.)?(internal.)?softwareheritage.org$/ {
   include role::swh_vault
 }
 
 node /^saam\.(internal\.)?softwareheritage\.org$/ {
   include role::swh_storage_baremetal
 }
 
 node 'storage01.euwest.azure.internal.softwareheritage.org' {
   include role::swh_storage_cloud
 }
 
 node /^getty.(internal.)?softwareheritage.org$/ {
   include role::swh_journal_orchestrator_with_backfill_config
 }
 
 node /^worker\d+\.(internal\.)?softwareheritage\.org$/ {
   include role::swh_worker_inria
 }
 
 node /^worker\d+\..*\.azure\.internal\.softwareheritage\.org$/ {
   include role::swh_worker_azure
 }
 
 node /^dbreplica(0|1)\.euwest\.azure\.internal\.softwareheritage\.org$/ {
   include role::swh_database
 }
 
 node /^ceph-osd\d+\.internal\.softwareheritage\.org$/ {
   include role::swh_ceph_osd
 }
 
 node /^ceph-mon\d+\.internal\.softwareheritage\.org$/ {
   include role::swh_ceph_mon
 }
 
 node /^ns\d+\.(.*\.azure\.)?internal\.softwareheritage\.org/ {
   include role::swh_nameserver_secondary
 }
 
 node 'thyssen.internal.softwareheritage.org' {
   include role::swh_ci_server
 }
 
 node 'riverside.internal.admin.swh.network' {
   include role::swh_sentry
 }
 
 node /^jenkins-debian\d+\.internal\.softwareheritage\.org$/ {
   include role::swh_ci_agent_debian
 }
 
 node 'logstash0.internal.softwareheritage.org' {
   include role::swh_logstash_instance
 }
 
 node 'kibana0.internal.softwareheritage.org' {
   include role::swh_kibana_instance
 }
 
 node 'kelvingrove.internal.softwareheritage.org' {
   include role::swh_idp_primary
 }
 
 node 'giverny.softwareheritage.org' {
   include role::swh_desktop
 }
 
 node /^db\d\.internal\.staging\.swh\.network$/ {
   include role::swh_database
   include profile::postgresql::server
   include profile::pgbouncer
   include profile::postgresql::client
 }
 
 node 'dali.internal.admin.swh.network' {
   include role::swh_admin_database
 }
 
 node "bardo.internal.admin.swh.network" {
   include role::swh_hedgedoc
 }
 
 node 'scheduler0.internal.staging.swh.network' {
   include role::swh_scheduler_with_journal_client
   include profile::postgresql::client
 }
 
 node 'gateway.internal.staging.swh.network' {
   include role::swh_gateway
 }
 
 node /^storage\d\.internal\.staging\.swh\.network$/ {
   include role::swh_storage_with_journal
 }
 
 node /^worker\d\.internal\.staging\.swh\.network$/ {
   include role::swh_worker_inria
 }
 
 node /^search-esnode\d\.internal\.staging\.swh\.network$/ {
   include role::swh_elasticsearch
 }
 
 node /^search\d\.internal\.staging\.swh\.network$/ {
   include role::swh_search_with_journal_client
 }
 
 node /^counters\d\.internal\.staging\.swh\.network$/ {
   include role::swh_counters_with_journal_client
 }
 
 node 'webapp.internal.staging.swh.network' {
   include role::swh_webapp
 }
 
 node 'deposit.internal.staging.swh.network' {
   include role::swh_deposit
 }
 
 node 'vault.internal.staging.swh.network' {
   include role::swh_vault
 }
 
 node /^rp\d\.internal\.(staging|admin)\.swh\.network$/ {
   include role::swh_reverse_proxy
 }
 
 # Read-only storage for mirrors
 node 'objstorage0.internal.staging.swh.network' {
   include role::swh_remote_objstorage
 }
 
 node 'bojimans.internal.admin.swh.network' {
   include role::swh_netbox
 }
 
 node /^mirror-test\.internal\.staging\.swh\.network$/ {
   include profile::postgresql::client
 }
 
+node 'backup01.euwest.azure.internal.softwareheritage.org' {
+  include role::zfs_snapshots_storage
+}
+
 node default {
   include role::swh_base
 }
diff --git a/site-modules/role/manifests/zfs_snapshots_storage.pp b/site-modules/role/manifests/zfs_snapshots_storage.pp
new file mode 100644
index 00000000..01a1c6bd
--- /dev/null
+++ b/site-modules/role/manifests/zfs_snapshots_storage.pp
@@ -0,0 +1,7 @@
+# role of zfs snapshot storage server
+# only declare a sanoid class to install
+# the configuration to manage the snapshot
+# retention policy
+class role::zfs_snapshots_storage inherits role::swh_base {
+  include profile::sanoid::snapshot
+}