diff --git a/web-doc/_sidebar.md b/web-doc/_sidebar.md
index 5199f49..7b7f82d 100644
--- a/web-doc/_sidebar.md
+++ b/web-doc/_sidebar.md
@@ -1,3 +1,4 @@
-* [Home](/)
-* [Vitess](vitess.md "Vitess")
-
+- [Home](/)
+- [GlusterFS](glusterfs.md "GlusterFS")
+- [OpenSSL](openssl.md "OpenSSL")
+- [Vitess](vitess.md "Vitess")
diff --git a/web-doc/glusterfs.md b/web-doc/glusterfs.md
new file mode 100644
index 0000000..ef52c3a
--- /dev/null
+++ b/web-doc/glusterfs.md
@@ -0,0 +1,26 @@
+# GlusterFS cheatsheet
+
+## systemd
+- systemctl enable glusterd
+- systemctl start glusterd
+
+
+## Add nodes
+- gluster peer probe node1 node2 node3
+
+
+## Volume Management
+- gluster volume info
+- gluster volume create gfs0-volume replica 3 node1:/gfs node2:/gfs node3:/gfs force
+- gluster volume start gfs0-volume
+- gluster volume set gfs0-volume auth.allow localhost
+- gluster volume set gfs0-volume performance.cache-size 256MB
+- gluster volume add-brick gfs0-volume replica 5 node4:/gfs node5:gfs
+- gluster volume remove-brick gfs0-volume replica3 node4:/gfs node5:/gfs force
+- gluster volume quota gfs0-volume enable
+- gluster volume quota gfs0-volume limit-usage / 50GB
+- gluster volume stop gfs0-volume force
+- gluster volume delete gfs0-volume
+
+## /etc/fstab
+localhost:gfs0-volume /mnt/gfs-data glusterfs defaults,_netdev,noauto,x-systemd.automount 0 0