anchor.diff:  
   ### fetch zlog and build
   RUN git clone --branch=physical-design https://github.com/noahdesu/zlog.git /src/zlog
  +
  +# for firefly
  +#RUN cd /src/zlog && ./makeconf.sh && ./configure --without-cls-zlog --without-cls-zlog-bench && make
  +# for jewel
   RUN cd /src/zlog && ./makeconf.sh && ./configure --without-cls-zlog && make
   
   ADD entrypoint.sh /entrypoint.sh
  
positive.code: FROM ubuntu:14.04
  
  MAINTAINER Noah Watkins <noahwatkins@gmail.com>
  
  ### base dependencies
  RUN apt-get update && apt-get install -y git wget vim tmux \
  
negative.code: RUN ln -s /src/ceph-deploy/ceph-deploy /usr/bin/ceph-deploy
  
  ### install ceph base and librados
  RUN ceph-deploy install --release ${CEPH_VERSION} `hostname`
  RUN ceph-deploy pkg --install librados-dev `hostname`
  
  ### fetch, build, and install cls_zlog bits
  