diff --git a/autotest.sh b/autotest.sh
index 038591368..b53f1d464 100755
--- a/autotest.sh
+++ b/autotest.sh
@@ -114,10 +114,6 @@ done
 
 sync
 
-if [ $(uname -s) = Linux ]; then
-	# Load RAM disk driver if available
-	modprobe brd || true
-fi
 timing_exit cleanup
 
 # set up huge pages
diff --git a/test/bdev/bdev.conf.in b/test/bdev/bdev.conf.in
index bed438645..b80b4fefd 100644
--- a/test/bdev/bdev.conf.in
+++ b/test/bdev/bdev.conf.in
@@ -15,8 +15,7 @@
   Split Malloc2 8 4
 
 [AIO]
-  AIO /dev/ram0 AIO0
-  AIO /tmp/aiofile AIO1 2048
+  AIO /tmp/aiofile AIO0 2048
 
 [QoS]
   # QoS section defines limitation on performance
@@ -35,8 +34,6 @@
   # Assign 100 (MB) bandwidth for the Malloc3 block
   # device
   Limit_BPS Malloc3 100
-  # Assign 50 (MB) read only bandwidth for the AIO0 block device
-  Limit_Read_BPS AIO0 50
 
 [RAID0]
   Name raid0