mysqldump --defaults-file=$T/mysqldump.opts --opt --skip-lock-tables --single-transaction "<%= @database_params[:name] %>" | lz4 -9 > $T/wiki-<%= @name %>-$D/wiki.sql.lz4
ln -s <%= @directory %> $T/wiki-<%= @name %>-$D/www
export GZIP="--rsyncable -9" #make backup rsyncable
mysqldump --defaults-file=$T/mysqldump.opts --opt --skip-lock-tables --single-transaction "<%= @database_params[:name] %>" | lz4 -9 > $T/wiki-<%= @name %>-$D/wiki.sql.lz4
ln -s <%= @directory %> $T/wiki-<%= @name %>-$D/www
export GZIP="--rsyncable -9" #make backup rsyncable