PT-204 Added RocksDB to the list of ignored engines

sandbox/start-sandbox

@@ -174,6 +174,13 @@ make_sandbox() {
       /tmp/$port/use -e "start slave"
    fi
 
+   if [ -x "$PERCONA_TOOLKIT_SANDBOX/bin/ps-admin" ]; then
+       # try to enable RocksDB. Only available on Percona Server 5.7.19+
+       if [ "$version" ">" "5.6" ]; then
+           $PERCONA_TOOLKIT_SANDBOX/bin/ps-admin --enable-rocksdb -u root -pmsandbox -h 127.1 -P $port
+       fi
+   fi
+
    return 0
 }