export RSYNC_RSH="ssh -ax"
-nice tar --create --numeric-owner --dereference --directory=$T community-$D | nice gzip --rsyncable -9 > $T/$B
+nice tar --create --numeric-owner --dereference --directory=$T --warning=no-file-changed community-$D | nice gzip --rsyncable -9 > $T/$B
nice rsync --preallocate --fuzzy $T/$B backup::backup
rm -rf $T