Ardb is a mostly protocol compatible relacement for Redis for the times that keeping everything in memory is just not an option.
To build on ubuntu will need to run:
apt-get install build-essential autoconf libbz2-dev zlib1g-dev
Other wise you may see errors like
make: *** [/home/user/projects/ds/ardb/src/../deps/jemalloc-3.6.0/lib/libjemalloc.a] Error 127
/usr/bin/ld: cannot find -lbz2
As described here: Here