diff --git a/intervention.md b/intervention.md
index c8fd825..d71dc3d 100644
--- a/intervention.md
+++ b/intervention.md
@@ -60,6 +60,15 @@ And use:
 archive_command = 'copy "%p" "R:\\postgresql\\local\\archivelog\\%f"'
 ```
 
+So both _primary_ and _backup_ could execute `archive_command` without problems.  
+
+That is far from a recommended practice but solves the `archive_command` to be failing all the time.  
+As a consequence, PostgreSQL should start removing _WAL_ files from `pg_wal`.  
+
+I had to restart the _primary_ server to apply that config, sorrry for that.
+
+## To be done
+
 
 
 
@@ -85,4 +94,3 @@ So both server are archiving into "R:\postgresql\local\archivelog"
 I restarted the master instance of postgresql because of this, to apply the new setup.
 
 
-