diff --git a/sensors/grafana.py b/sensors/grafana.py
new file mode 100644
index 0000000..9823fac
--- /dev/null
+++ b/sensors/grafana.py
@@ -0,0 +1,47 @@
+import json
+
+
+query = """
+select value from "{series}"
+where $timeFilter and
+host='{host}' and device='{device}'
+order asc
+"""
+
+
+def make_dashboard_file(config):
+    series = ['writes_completed', 'sectors_written']
+    dashboards = []
+
+    for serie in series:
+        dashboard = dict(title=serie, type='graph',
+                         span=12, fill=1, linewidth=2,
+                         tooltip={'shared': True})
+
+        targets = []
+
+        for ip, devs in config.items():
+            for device in devs:
+                params = {
+                    'series': serie,
+                    'host': ip,
+                    'device': device
+                }
+
+                target = dict(
+                    target="disk io",
+                    query=query.replace("\n", " ").format(**params).strip(),
+                    interval="",
+                    alias="{0} io {1}".format(ip, device),
+                    rawQuery=True
+                )
+                targets.append(target)
+
+        dashboard['targets'] = targets
+        dashboards.append(dashboard)
+
+    fc = open("grafana_template.js").read()
+    return fc % (json.dumps(dashboards),)
+
+
+print make_dashboard_file({'192.168.0.104': ['sda1', 'rbd1']})