diff --git a/data/hostname/worker02.softwareheritage.org.yaml b/data/hostname/worker02.softwareheritage.org.yaml
index 94cf2ae9..99df36b8 100644
--- a/data/hostname/worker02.softwareheritage.org.yaml
+++ b/data/hostname/worker02.softwareheritage.org.yaml
@@ -1,11 +1,43 @@
 networks:
   private:
     interface: eth1
     address: 192.168.100.22
     netmask: 255.255.255.0
     gateway: 192.168.100.1
   default:
     interface: eth0
     address: 128.93.193.22
     netmask: 255.255.255.0
     gateway: 128.93.193.254
+
+#### loader-svn testing
+swh::deploy::storage::db::dbname: softwareheritage-test-svn
+swh::deploy::storage::config:
+  storage:
+    cls: local
+    args:
+      db: "host=%{hiera('swh::deploy::storage::db::host')} user=%{hiera('swh::deploy::storage::db::user')} dbname=%{hiera('swh::deploy::storage::db::dbname')} password=%{hiera('swh::deploy::storage::db::password')}"
+      objstorage:
+        cls: remote
+        args:
+          url: "http://uffizi.internal.softwareheritage.org:5003/"
+
+swh::deploy::worker::swh_loader_svn::loglevel: debug
+swh::deploy::worker::swh_loader_svn::config:
+  storage:
+    cls: remote
+    args:
+      url: http://127.0.0.1:5002/
+  send_contents: true
+  send_directories: true
+  send_revisions: true
+  send_releases: true
+  send_occurrences: true
+  content_packet_size: 1000
+  content_packet_block_size_bytes: 104857600
+  content_packet_size_bytes: 1073741824
+  directory_packet_size: 250
+  revision_packet_size: 100
+  release_packet_size: 100
+  occurrence_packet_size: 100
+  check_revision: 50
diff --git a/data/hostname/worker03.softwareheritage.org.yaml b/data/hostname/worker03.softwareheritage.org.yaml
index 326eccdb..4dc7570e 100644
--- a/data/hostname/worker03.softwareheritage.org.yaml
+++ b/data/hostname/worker03.softwareheritage.org.yaml
@@ -1,11 +1,43 @@
 networks:
   private:
     interface: eth1
     address: 192.168.100.23
     netmask: 255.255.255.0
     gateway: 192.168.100.1
   default:
     interface: eth0
     address: 128.93.193.23
     netmask: 255.255.255.0
     gateway: 128.93.193.254
+
+#### loader-svn testing
+swh::deploy::storage::db::dbname: softwareheritage-test-svn
+swh::deploy::storage::config:
+  storage:
+    cls: local
+    args:
+      db: "host=%{hiera('swh::deploy::storage::db::host')} user=%{hiera('swh::deploy::storage::db::user')} dbname=%{hiera('swh::deploy::storage::db::dbname')} password=%{hiera('swh::deploy::storage::db::password')}"
+      objstorage:
+        cls: remote
+        args:
+          url: "http://uffizi.internal.softwareheritage.org:5003/"
+
+swh::deploy::worker::swh_loader_svn::loglevel: debug
+swh::deploy::worker::swh_loader_svn::config:
+  storage:
+    cls: remote
+    args:
+      url: http://127.0.0.1:5002/
+  send_contents: true
+  send_directories: true
+  send_revisions: true
+  send_releases: true
+  send_occurrences: true
+  content_packet_size: 1000
+  content_packet_block_size_bytes: 104857600
+  content_packet_size_bytes: 1073741824
+  directory_packet_size: 250
+  revision_packet_size: 100
+  release_packet_size: 100
+  occurrence_packet_size: 100
+  check_revision: 50
diff --git a/data/hostname/worker04.softwareheritage.org.yaml b/data/hostname/worker04.softwareheritage.org.yaml
index f050235c..fe23cf19 100644
--- a/data/hostname/worker04.softwareheritage.org.yaml
+++ b/data/hostname/worker04.softwareheritage.org.yaml
@@ -1,11 +1,43 @@
 networks:
   private:
     interface: eth1
     address: 192.168.100.24
     netmask: 255.255.255.0
     gateway: 192.168.100.1
   default:
     interface: eth0
     address: 128.93.193.24
     netmask: 255.255.255.0
     gateway: 128.93.193.254
+
+#### loader-svn testing
+swh::deploy::storage::db::dbname: softwareheritage-test-svn
+swh::deploy::storage::config:
+  storage:
+    cls: local
+    args:
+      db: "host=%{hiera('swh::deploy::storage::db::host')} user=%{hiera('swh::deploy::storage::db::user')} dbname=%{hiera('swh::deploy::storage::db::dbname')} password=%{hiera('swh::deploy::storage::db::password')}"
+      objstorage:
+        cls: remote
+        args:
+          url: "http://uffizi.internal.softwareheritage.org:5003/"
+
+swh::deploy::worker::swh_loader_svn::loglevel: debug
+swh::deploy::worker::swh_loader_svn::config:
+  storage:
+    cls: remote
+    args:
+      url: http://127.0.0.1:5002/
+  send_contents: true
+  send_directories: true
+  send_revisions: true
+  send_releases: true
+  send_occurrences: true
+  content_packet_size: 1000
+  content_packet_block_size_bytes: 104857600
+  content_packet_size_bytes: 1073741824
+  directory_packet_size: 250
+  revision_packet_size: 100
+  release_packet_size: 100
+  occurrence_packet_size: 100
+  check_revision: 50
diff --git a/data/hostname/worker05.softwareheritage.org.yaml b/data/hostname/worker05.softwareheritage.org.yaml
index 58d2d51a..d041f1bc 100644
--- a/data/hostname/worker05.softwareheritage.org.yaml
+++ b/data/hostname/worker05.softwareheritage.org.yaml
@@ -1,11 +1,43 @@
 networks:
   private:
     interface: eth1
     address: 192.168.100.25
     netmask: 255.255.255.0
     gateway: 192.168.100.1
   default:
     interface: eth0
     address: 128.93.193.25
     netmask: 255.255.255.0
     gateway: 128.93.193.254
+
+#### loader-svn testing
+swh::deploy::storage::db::dbname: softwareheritage-test-svn
+swh::deploy::storage::config:
+  storage:
+    cls: local
+    args:
+      db: "host=%{hiera('swh::deploy::storage::db::host')} user=%{hiera('swh::deploy::storage::db::user')} dbname=%{hiera('swh::deploy::storage::db::dbname')} password=%{hiera('swh::deploy::storage::db::password')}"
+      objstorage:
+        cls: remote
+        args:
+          url: "http://uffizi.internal.softwareheritage.org:5003/"
+
+swh::deploy::worker::swh_loader_svn::loglevel: debug
+swh::deploy::worker::swh_loader_svn::config:
+  storage:
+    cls: remote
+    args:
+      url: http://127.0.0.1:5002/
+  send_contents: true
+  send_directories: true
+  send_revisions: true
+  send_releases: true
+  send_occurrences: true
+  content_packet_size: 1000
+  content_packet_block_size_bytes: 104857600
+  content_packet_size_bytes: 1073741824
+  directory_packet_size: 250
+  revision_packet_size: 100
+  release_packet_size: 100
+  occurrence_packet_size: 100
+  check_revision: 50
diff --git a/data/hostname/worker06.softwareheritage.org.yaml b/data/hostname/worker06.softwareheritage.org.yaml
index b8bfa27a..e6102878 100644
--- a/data/hostname/worker06.softwareheritage.org.yaml
+++ b/data/hostname/worker06.softwareheritage.org.yaml
@@ -1,11 +1,43 @@
 networks:
   private:
     interface: eth1
     address: 192.168.100.26
     netmask: 255.255.255.0
     gateway: 192.168.100.1
   default:
     interface: eth0
     address: 128.93.193.26
     netmask: 255.255.255.0
     gateway: 128.93.193.254
+
+#### loader-svn testing
+swh::deploy::storage::db::dbname: softwareheritage-test-svn
+swh::deploy::storage::config:
+  storage:
+    cls: local
+    args:
+      db: "host=%{hiera('swh::deploy::storage::db::host')} user=%{hiera('swh::deploy::storage::db::user')} dbname=%{hiera('swh::deploy::storage::db::dbname')} password=%{hiera('swh::deploy::storage::db::password')}"
+      objstorage:
+        cls: remote
+        args:
+          url: "http://uffizi.internal.softwareheritage.org:5003/"
+
+swh::deploy::worker::swh_loader_svn::loglevel: debug
+swh::deploy::worker::swh_loader_svn::config:
+  storage:
+    cls: remote
+    args:
+      url: http://127.0.0.1:5002/
+  send_contents: true
+  send_directories: true
+  send_revisions: true
+  send_releases: true
+  send_occurrences: true
+  content_packet_size: 1000
+  content_packet_block_size_bytes: 104857600
+  content_packet_size_bytes: 1073741824
+  directory_packet_size: 250
+  revision_packet_size: 100
+  release_packet_size: 100
+  occurrence_packet_size: 100
+  check_revision: 50
diff --git a/data/hostname/worker07.softwareheritage.org.yaml b/data/hostname/worker07.softwareheritage.org.yaml
index 9aac035e..20c9c274 100644
--- a/data/hostname/worker07.softwareheritage.org.yaml
+++ b/data/hostname/worker07.softwareheritage.org.yaml
@@ -1,11 +1,43 @@
 networks:
   private:
     interface: eth1
     address: 192.168.100.27
     netmask: 255.255.255.0
     gateway: 192.168.100.1
   default:
     interface: eth0
     address: 128.93.193.27
     netmask: 255.255.255.0
     gateway: 128.93.193.254
+
+#### loader-svn testing
+swh::deploy::storage::db::dbname: softwareheritage-test-svn
+swh::deploy::storage::config:
+  storage:
+    cls: local
+    args:
+      db: "host=%{hiera('swh::deploy::storage::db::host')} user=%{hiera('swh::deploy::storage::db::user')} dbname=%{hiera('swh::deploy::storage::db::dbname')} password=%{hiera('swh::deploy::storage::db::password')}"
+      objstorage:
+        cls: remote
+        args:
+          url: "http://uffizi.internal.softwareheritage.org:5003/"
+
+swh::deploy::worker::swh_loader_svn::loglevel: debug
+swh::deploy::worker::swh_loader_svn::config:
+  storage:
+    cls: remote
+    args:
+      url: http://127.0.0.1:5002/
+  send_contents: true
+  send_directories: true
+  send_revisions: true
+  send_releases: true
+  send_occurrences: true
+  content_packet_size: 1000
+  content_packet_block_size_bytes: 104857600
+  content_packet_size_bytes: 1073741824
+  directory_packet_size: 250
+  revision_packet_size: 100
+  release_packet_size: 100
+  occurrence_packet_size: 100
+  check_revision: 50
diff --git a/data/hostname/worker08.softwareheritage.org.yaml b/data/hostname/worker08.softwareheritage.org.yaml
index 099c7039..dc71a236 100644
--- a/data/hostname/worker08.softwareheritage.org.yaml
+++ b/data/hostname/worker08.softwareheritage.org.yaml
@@ -1,15 +1,46 @@
 networks:
   private:
     interface: eth1
     address: 192.168.100.28
     netmask: 255.255.255.0
     gateway: 192.168.100.1
   default:
     interface: eth0
     address: 128.93.193.28
     netmask: 255.255.255.0
     gateway: 128.93.193.254
 
 dar::backup::select:
   - home
 
+#### loader-svn testing
+swh::deploy::storage::db::dbname: softwareheritage-test-svn
+swh::deploy::storage::config:
+  storage:
+    cls: local
+    args:
+      db: "host=%{hiera('swh::deploy::storage::db::host')} user=%{hiera('swh::deploy::storage::db::user')} dbname=%{hiera('swh::deploy::storage::db::dbname')} password=%{hiera('swh::deploy::storage::db::password')}"
+      objstorage:
+        cls: remote
+        args:
+          url: "http://uffizi.internal.softwareheritage.org:5003/"
+
+swh::deploy::worker::swh_loader_svn::loglevel: debug
+swh::deploy::worker::swh_loader_svn::config:
+  storage:
+    cls: remote
+    args:
+      url: http://127.0.0.1:5002/
+  send_contents: true
+  send_directories: true
+  send_revisions: true
+  send_releases: true
+  send_occurrences: true
+  content_packet_size: 1000
+  content_packet_block_size_bytes: 104857600
+  content_packet_size_bytes: 1073741824
+  directory_packet_size: 250
+  revision_packet_size: 100
+  release_packet_size: 100
+  occurrence_packet_size: 100
+  check_revision: 50