diff --git a/docs.it4i/barbora/storage.md b/docs.it4i/barbora/storage.md
index e6fb797b780c0c662bcf68283d278304814036be..ace53a0703b531cc81ba545dddf6f80dddda9aff 100644
--- a/docs.it4i/barbora/storage.md
+++ b/docs.it4i/barbora/storage.md
@@ -234,7 +234,12 @@ Default ACL mechanism can be used to replace setuid/setgid permissions on direct
 
 ### TMP
 
-Each node is equipped with local /tmp directory of few GB capacity. The /tmp directory should be used to work with small temporary files. Old files in /tmp directory are automatically purged.
+Each node is equipped with local /tmp RAMDISK directory. The /tmp directory should be used to work with  temporary files. Old files in /tmp directory are automatically purged.
+
+###  SCRATCH and RAMDISK
+
+Each node is equipped with RAMDISK storage accessible at /tmp, /lscratch and /ramdisk . The RAMDISK capacity is 180GB. Data placed on RAMDISK occupy the node RAM memory of 192GB total. The RAMDISK directory should only be used to work with  temporary files, where very high throughput or I/O performance is required. Old files on RAMDISK directory are automatically purged with jobs end.
+
 
 ## Summary