diff --git a/hosts b/hosts
index f4abeba..57688d2 100644
--- a/hosts
+++ b/hosts
@@ -1,55 +1,55 @@
 test-machines:
   hosts:
     vlorentz-desktop:
       ansible_host: vlorentz-desktop.internal.softwareheritage.org
       ansible_user: vlorentz-cassandra
       cassandra_data_root: /srv/softwareheritage/cassandra-test-0
       cassandra_max_heap_size: 8G
-      cassandra_heap_newsize: 1200M
+      cassandra_heap_newsize: 1000M
       listen_address: 128.93.66.190
       swh_storage_ports: [12301, 12302, 12303, 12304, 12305, 12306, 12307, 12308, 12309, 12310, 12311, 12312]
     ardumont-desktop:
       ansible_host: ardumont-desktop.internal.softwareheritage.org
       ansible_user: vlorentz-cassandra
       cassandra_data_root: /data
       cassandra_max_heap_size: 8G
-      cassandra_heap_newsize: 1200M
+      cassandra_heap_newsize: 400M
       listen_address: 128.93.66.187
-      swh_storage_ports: [12301, 12302, 12303, 12304, 12305, 12306]
+      swh_storage_ports: [12301, 12302, 12303, 12304, 12305]
     ddouard-desktop:
       ansible_host: ddouard-desktop.internal.softwareheritage.org
       ansible_user: vlorentz
       cassandra_data_root: /data/vlorentz
       cassandra_max_heap_size: 8G
-      cassandra_heap_newsize: 1200M
+      cassandra_heap_newsize: 400M
       listen_address: 128.93.66.191
-      swh_storage_ports: [12301, 12302, 12303, 12304, 12305, 12306]
+      swh_storage_ports: [12301, 12302, 12303, 12304, 12305, 12306, 12307, 12308]
     seirl-desktop:
       ansible_host: grandpalais.internal.softwareheritage.org
       ansible_user: vlorentz
       cassandra_data_root: /mnt/cassandra-test-0
       cassandra_max_heap_size: 8G
-      cassandra_heap_newsize: 800M
+      cassandra_heap_newsize: 400M
       listen_address: 128.93.64.42
       swh_storage_ports: [12301, 12302, 12303, 12304, 12305, 12306]
     ftigeot-desktop:
       ansible_host: petitpalais.internal.softwareheritage.org
       ansible_user: vlorentz
       seed_address: 128.93.66.190
       swh_storage_ports: [12301, 12302, 12303, 12304, 12305, 12306]
     odroidn2-02:
       ansible_host: odroidn2-02
       ansible_user: vlorentz
       seed_address: 128.93.66.190
-      swh_storage_ports: [12301, 12302, 12303, 12304, 12305, 12306, 12307, 12308, 12309, 12310]
+      swh_storage_ports: [12301, 12302, 12303, 12304, 12305, 12306, 12307]
 
 cassandra-servers:
   hosts:
     vlorentz-desktop: {}
     ardumont-desktop: {}
     ddouard-desktop: {}
     seirl-desktop: {}
 
 cassandra-clients:
   children:
     test-machines