diff --git a/sysadmin/grid5000/cassandra/ansible/hosts.yml b/sysadmin/grid5000/cassandra/ansible/hosts.yml
index b088121..739482b 100644
--- a/sysadmin/grid5000/cassandra/ansible/hosts.yml
+++ b/sysadmin/grid5000/cassandra/ansible/hosts.yml
@@ -1,152 +1,166 @@
 # Global configuration
 monitoring:
   hosts:
     monitoring1:
     paranoia-3.rennes.grid5000.fr:
     parasilo-19.rennes.grid5000.fr:
     paravance-[1:9].rennes.grid5000.fr:
+    troll[1].grenoble.grid5000.fr:
   vars:
     ansible_connection: local
     install_docker_install_script: false
 
 swh-storage:
   hosts:
     parasilo-[20:28].rennes.grid5000.fr:
     paravance-[10:78].rennes.grid5000.fr:
+    troll[2:4].grenoble.grid5000.fr:
     # local vagrant hosts
     swh-storage1:
   vars:
       ansible_connection: local
       journal:
         brokers:
           - broker1.journal.softwareheritage.org:9093
           - broker2.journal.softwareheritage.org:9093
           - broker3.journal.softwareheritage.org:9093
           - broker4.journal.softwareheritage.org:9093   
         consumer:
           user: swh-vse
           group: swh-vse-grid5000-1
         replayer_count:
           content: 0
           skipped_content: 0
-          directory: 50
-          origin: 0
-          origin_visit: 0
-          origin_visit_status: 0
+          directory: 0
+          origin: 20
+          origin_visit: 20
+          origin_visit_status: 20
           release: 0
           revision: 0
           snapshot: 0
 
 cassandra:
   hosts:
     dahu-[1:32].grenoble.grid5000.fr:
     parasilo-[1:18].rennes.grid5000.fr:
     # local vagrant hosts
     cassandra[1:9]:
+    dahu[1:32]:
   vars:
     ansible_connection: local
     cassandra_config_dir: /etc/cassandra
     cassandra_data_dir_base: /srv/cassandra
     cassandra_data_dir_system: "{{cassandra_data_dir_base}}/system"
     cassandra_data_dir: "{{ cassandra_data_dir_base }}/data"
     cassandra_commitlogs_dir: "{{ cassandra_data_dir_base }}/commitlogs"
 
 
 # Per cluster specificities
 dahu_cluster_hosts:
   hosts:
     dahu[1:32].grenoble.grid5000.fr
   vars:
     cassandra_listen_interface: enp24s0f0
+    zfs_pools:
+      commitlogs:
+        disks:
+          - sdb
+        datasets:
+          commitlogs: /srv/cassandra/commitlogs
+      data:
+        disks:
+          - sdc
+        datasets:
+          data: /srv/cassandra/data
 
 parasilo_cluster_hosts:
   hosts:
     parasilo-[1:28].rennes.grid5000.fr:
   vars:
     cassandra_listen_interface: eno1
     zfs_pools:
       commitlogs:
         disks:
           - sdf
         datasets:
           commitlogs: /srv/cassandra/commitlogs
       data:
         disks:
           - sdb
           - sdc
           - sdd
           - sde
         datasets:
           data: /srv/cassandra/data
 
 paravance_cluster_hosts:
   hosts:
     paravance-[1:78].rennes.grid5000.fr:
   vars:
     cassandra_listen_interface: eno1
     zfs_pools:
       - data:
           disks:
             - sdb
           datasets:
             data: /srv/cassandra
 
 # Vagrant configuration
 vagrant_nodes:
   hosts:
     cassandra1:
       ansible_host: 10.168.180.11
       ansible_user: vagrant
       ansible_ssh_private_key_file: .vagrant/machines/cassandra1/libvirt/private_key
     cassandra2:
       ansible_host: 10.168.180.12
       ansible_user: vagrant
       ansible_ssh_private_key_file: .vagrant/machines/cassandra2/libvirt/private_key
     cassandra3:
       ansible_host: 10.168.180.13
       ansible_user: vagrant
       ansible_ssh_private_key_file: .vagrant/machines/cassandra3/libvirt/private_key
     swh-storage1:
       ansible_host: 10.168.180.14
       ansible_user: vagrant
       ansible_ssh_private_key_file: .vagrant/machines/swh-storage/libvirt/private_key
     monitoring1:
       ansible_host: 10.168.180.15
       ansible_user: vagrant
       ansible_ssh_private_key_file: .vagrant/machines/monitoring/libvirt/private_key
   vars:
     ansible_connection: ssh
     install_docker_install_script: true
     journal:
       brokers:
       # staging
         - broker0.journal.staging.swh.network:9093
       consumer:
         user: swh-vse
         group: swh-vse-grid5000-1
       replayer_count:
         content: 0
         skipped_content: 0
         directory: 5
         origin: 0
         origin_visit: 0
         origin_visit_status: 0
         release: 0
         revision: 0
         snapshot: 0
     cassandra_listen_interface: eth1
     # passed through --extra-vars on grid5000
     cassandra_seed_ips: 10.168.180.11,10.168.180.12,10.168.180.13
     nodes: 10.168.180.11,10.168.180.12,10.168.180.13,10.168.180.14,10.168.180.15,test
     zfs_pools:
       commitlogs:
         disks:
           - vdb
         datasets:
           commitlogs: /srv/cassandra/commitlogs
       data:
         disks:
           - vdc
           - vdd
         datasets:
           data: /srv/cassandra/data
diff --git a/sysadmin/grid5000/cassandra/environment-2021-06-28.cfg b/sysadmin/grid5000/cassandra/environment-2021-06-28.cfg
new file mode 100644
index 0000000..7fa60b6
--- /dev/null
+++ b/sysadmin/grid5000/cassandra/environment-2021-06-28.cfg
@@ -0,0 +1,17 @@
+export G5K_SITE='grenoble.grid5000.fr'
+
+export BEST_EFFORT_CLUSTER='paravance'
+
+export CASSANDRA_HOSTS="dahu-2 dahu-10 dahu-11 dahu-12"
+export CASSANDRA_DISKS_COUNT=2
+export STORAGE_HOSTS="troll-1"
+export JOURNAL_CLIENT_HOSTS=""
+export MONITORING_HOSTS="troll-2 troll-3 troll-4"
+
+# export CASSANDRA_NB_DISK_PER_NODE=5
+export DISK_RESERVATION_DURATION=$((7 * 24)) # 1day during tests
+export NODE_RESERVATION_DURATION=13 # in hours
+
+export SSH_USER=root
+# export SSH_OPTIONS="-o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no"
+export SSH_OPTIONS=""