diff --git a/Merlin-and-Ra-cluster.md b/Merlin-and-Ra-cluster.md
index 59a1a3e..b135bfd 100644
--- a/Merlin-and-Ra-cluster.md
+++ b/Merlin-and-Ra-cluster.md
@@ -10,4 +10,17 @@ GPU cluster: gmerlin6 : [GPU-Nodes](https://lsm-hpce.gitpages.psi.ch/gmerlin6/sl
 
 ### RA
 
-Ra Cluster: [Nodes](https://hpc-sysadmins.gitpages.psi.ch/ra/compute.html)
\ No newline at end of file
+Ra Cluster: [Nodes](https://hpc-sysadmins.gitpages.psi.ch/ra/compute.html)
+
+## Personal user storage on Merlin (Ra) 
+
+Merlin storage documentation: https://lsm-hpce.gitpages.psi.ch/merlin6/storage.html
+
+Ra storage documentation: https://hpc-sysadmins.gitpages.psi.ch/ra/storage.html
+
+Most important info: 
+
+- `/data/user/$username:` 1TB , no backup 
+- `/psi/home/$username:` 10GB , Backup 
+
+Data, Data Processing , Conda etc. should be in `/data/user/$username`, as it needs quite some storage, very important things that need to be backup-ed and are small go to `/psi/home/$username`