--- /dev/null
+#!/bin/sh -x
+
+set -e
+
+ceph mds set allow_new_snaps true --yes-i-really-mean-it
+
+file=linux-2.6.33.tar.bz2
+wget -q http://download.ceph.com/qa/$file
+
+real=`md5sum $file | awk '{print $1}'`
+
+for f in `seq 1 20`
+do
+ echo $f
+ cp $file a
+ mkdir .snap/s
+ rm a
+ cp .snap/s/a /tmp/a
+ cur=`md5sum /tmp/a | awk '{print $1}'`
+ if [ "$cur" != "$real" ]; then
+ echo "FAIL: bad match, /tmp/a $cur != real $real"
+ false
+ fi
+ rmdir .snap/s
+done
+rm $file