diff --git a/sensors/io_sensors.py b/sensors/io_sensors.py
new file mode 100644
index 0000000..2fdd24e
--- /dev/null
+++ b/sensors/io_sensors.py
@@ -0,0 +1,46 @@
+from discover import provides
+from utils import SensorInfo, is_dev_accepted
+
+#  1 - major number
+#  2 - minor mumber
+#  3 - device name
+#  4 - reads completed successfully
+#  5 - reads merged
+#  6 - sectors read
+#  7 - time spent reading (ms)
+#  8 - writes completed
+#  9 - writes merged
+# 10 - sectors written
+# 11 - time spent writing (ms)
+# 12 - I/Os currently in progress
+# 13 - time spent doing I/Os (ms)
+# 14 - weighted time spent doing I/Os (ms)
+
+io_values_pos = [
+    (3, 'reads_completed', True),
+    (5, 'sectors_read', True),
+    (6, 'rtime', True),
+    (7, 'writes_completed', True),
+    (9, 'sectors_written', True),
+    (10, 'wtime', True),
+    (11, 'io_queue', False),
+    (13, 'io_time', True)
+]
+
+
+@provides("block-io")
+def io_stat(disallowed_prefixes=('ram', 'loop'), allowed_prefixes=None):
+    results = {}
+    for line in open('/proc/diskstats'):
+        vals = line.split()
+        dev_name = vals[2]
+
+        dev_ok = is_dev_accepted(dev_name,
+                                 disallowed_prefixes,
+                                 allowed_prefixes)
+
+        if dev_ok:
+            for pos, name, accum_val in io_values_pos:
+                sensor_name = "{0}.{1}".format(dev_name, name)
+                results[sensor_name] = SensorInfo(int(vals[pos]), accum_val)
+    return results