diff --git a/dicos/90_redis.xml b/dicos/90_redis.xml
index bd1ac7c..9e67d2a 100644
--- a/dicos/90_redis.xml
+++ b/dicos/90_redis.xml
@@ -86,6 +86,14 @@
             <variable name='rdClMemberSlaveRole' type='string' description="Rôle de l'instance secondaire" hidden='True'/>
             <variable name='rdClMemberSlaveMaster' type='string' description="Noeud du noeud répliquer sur cette instance secondaire"/>
         </family>
+		<family name='Redis tunning' mode='expert'>
+			<variable name='rdCliOutBuffHardLimit' type='number' description="Client output buffer hard limit (for slave)">
+				<value>512</value>
+			</variable>
+			<variable name='rdCliOutBuffSoftLimit' type='number' description="Client output buffer soft limit (for slave)">
+				<value>256</value>
+			</variable>
+		</family>
         <separators>
             <separator name='redisInstanceName'>Instance Principale</separator>
             <separator name='redisSlaveInstanceName'>Instance Secondaire</separator>
diff --git a/tmpl/redis-slave.conf b/tmpl/redis-slave.conf
index 108e86d..b4f6e0e 100644
--- a/tmpl/redis-slave.conf
+++ b/tmpl/redis-slave.conf
@@ -807,7 +807,7 @@ activerehashing yes
 #
 # Both the hard or the soft limit can be disabled by setting them to zero.
 client-output-buffer-limit normal 0 0 0
-client-output-buffer-limit slave 256mb 64mb 60
+client-output-buffer-limit slave %%{rdCliOutBuffHardLimit}mb %%{rdCliOutBuffSoftLimit}mb 60
 client-output-buffer-limit pubsub 32mb 8mb 60
 
 # Redis calls an internal function to perform many background tasks, like
diff --git a/tmpl/redis.conf b/tmpl/redis.conf
index 1d0d730..334e707 100644
--- a/tmpl/redis.conf
+++ b/tmpl/redis.conf
@@ -809,7 +809,7 @@ activerehashing yes
 #
 # Both the hard or the soft limit can be disabled by setting them to zero.
 client-output-buffer-limit normal 0 0 0
-client-output-buffer-limit slave 256mb 64mb 60
+client-output-buffer-limit slave %%{rdCliOutBuffHardLimit}mb %%{rdCliOutBuffSoftLimit}mb 60
 client-output-buffer-limit pubsub 32mb 8mb 60
 
 # Redis calls an internal function to perform many background tasks, like