diff --git a/infrastructure_and_operations/rathouse.myco b/infrastructure_and_operations/rathouse.myco
index be74af0..a804082 100644
--- a/infrastructure_and_operations/rathouse.myco
+++ b/infrastructure_and_operations/rathouse.myco
@@ -43,2 +43,13 @@ to re-attach a disconnected disk, do this:
mdadm --manage /dev/md0 --add /dev/<disk><partition>
+```
+
+
+#### benchmarks
+
+mdadm + ext4 using `disk-benchmark`
+```
+ hostname | write throughput | write iops | read throughput | read iops
+------------------------------------------------------------------------
+ rathouse | 434MB/s | 21k | 1110MB/s | 116k
+ alpine | 278MB/s | 18.2k | 15.7GB/s (wat) | 55.4k
```
\ No newline at end of file