diff --git a/qemu/tests/cfg/boot_order_check.cfg b/qemu/tests/cfg/boot_order_check.cfg
index 9e5b8188934008b3605464065b6bfec76c2ac417..510ba40ff5635f004da70b6ba76ba75f5055bdbd 100644
--- a/qemu/tests/cfg/boot_order_check.cfg
+++ b/qemu/tests/cfg/boot_order_check.cfg
@@ -1,6 +1,7 @@
 - boot_order_check:
     virt_test_type = qemu
     only Linux
+    only i386, x86_64
     type = boot_order_check
     kill_vm = yes
     boot_menu = on
diff --git a/qemu/tests/cfg/ioeventfd.cfg b/qemu/tests/cfg/ioeventfd.cfg
index 943faf91b523a97312fb8814ff5957745d3d82a2..fa03a9dba9a155e187c57ec2ee2f947bed67263c 100644
--- a/qemu/tests/cfg/ioeventfd.cfg
+++ b/qemu/tests/cfg/ioeventfd.cfg
@@ -10,7 +10,7 @@
     test_control_file = iozone.control
     shutdown_method = shell
     subtest_type_dd_test = guests
-    cmd_dd_test = "dd if=/dev/zero of=/home/test bs=1M count=1024 oflag=direct"
+    cmd_dd_test = "dd if=/dev/zero of=/home/test.img bs=1M count=1024 oflag=direct"
     Windows:
         subtests = dd_test boot iozone_windows shutdown
         cmd_dd_test = "D:\coreutils\DummyCMD.exe C:\dd_test 1073741824 1 && del C:\dd_test"
diff --git a/qemu/tests/cfg/live_snapshot_chain.cfg b/qemu/tests/cfg/live_snapshot_chain.cfg
index 8cd11d30ab8cd617334f16b1860c726bcfa1d699..88e9224fc2c986062a48218b2aac4beda93c2846 100644
--- a/qemu/tests/cfg/live_snapshot_chain.cfg
+++ b/qemu/tests/cfg/live_snapshot_chain.cfg
@@ -14,8 +14,6 @@
     check_alive_cmd = "ls"
     kill_vm = yes
     remove_snapshot_images = yes
-    pre_command = "sync && echo 3 > /proc/sys/vm/drop_caches"
-    post_command = "sync && echo 3 > /proc/sys/vm/drop_caches"
     variants:
         - pause:
             file_create =
diff --git a/qemu/tests/cfg/spice.cfg b/qemu/tests/cfg/spice.cfg
index d99f55a095f08d53d9c959fbc9daf2c629caa11a..f3fdbd9f492fe7fa6ca06ffdafa922ad032b9f27 100644
--- a/qemu/tests/cfg/spice.cfg
+++ b/qemu/tests/cfg/spice.cfg
@@ -1,5 +1,6 @@
 - rv:
     no JeOS
+    only i386, x86_64
     vms += " vm2"
     guest_vm = virt-tests-vm1
     client_vm = vm2
diff --git a/qemu/tests/live_snapshot_chain.py b/qemu/tests/live_snapshot_chain.py
index edbbee1b5062b2a31623529948bd02d367ae5a15..81f06bcf86d141b27b852009a8b116fdbe00054e 100644
--- a/qemu/tests/live_snapshot_chain.py
+++ b/qemu/tests/live_snapshot_chain.py
@@ -1,3 +1,4 @@
+import os
 import re
 import logging
 import time
@@ -168,4 +169,7 @@ def run(test, params, env):
             if index != 0:
                 image = qemu_storage.QemuImg(
                     image_params, data_dir.get_data_dir(), image)
+                test.assertTrue(os.path.exists(image.image_filename),
+                                "Produced snapshot is not present in "
+                                "filesystem: %s." % image.image_filename)
                 image.remove()