anchor.diff:      cd /rsync-${RSYNC_VER} && ./configure && make && /usr/bin/install -c  -m 755 rsync /opt/apps/green/bin
   
   # Pipe Viewer - is a terminal-based tool for monitoring the progress of data through a pipeline.
  +# pv 1.6.0, 15 Mar 2015
   RUN curl -LO http://www.ivarch.com/programs/sources/pv-1.6.0.tar.gz  &&\
       tar xvf pv-1.6.0.tar.gz  &&\
       cd /pv-1.6.0 && ./configure && make && /usr/bin/install -c pv /opt/apps/green/bin
   
  -# == qperf =====
  +# == qperf 0.4.9, 2012-11-07 ===
   RUN cd /tmp && curl -LO https://www.openfabrics.org/downloads/qperf/qperf-0.4.9.tar.gz &&\
       tar xvf qperf-0.4.9.tar.gz &&\
       cd /tmp/qperf-0.4.9 && sh autogen.sh && \
  
positive.code:      make install
  
  # ---------- fio http://jrs-s.net/2015/11/23/fio-cheat-sheet/ ------------
  RUN git clone git://git.kernel.dk/fio.git &&\
      cd fio && ./configure --prefix=/opt/apps/green &&\
      make install
  
  # ==== mbuffer =========
  #Version 20151002 md5=b2d20c4d880518c5fb8f8db734962f45
  # http://www.maier-komor.de/software/mbuffer/mbuffer-20151002.tgz
  RUN export MBUFFER_VER="20151002" && echo "mbuffer ver: $MBUFFER_VER" && curl -LO http://www.maier-komor.de/software/mbuffer/mbuffer-${MBUFFER_VER}.tgz &&\
      cd / && tar xvf mbuffer-${MBUFFER_VER}.tgz && cd mbuffer-${MBUFFER_VER} && ./configure --prefix=/opt/apps/green &&\
      make install
  
  
negative.code:    ls -lh /opt/apps/green/bin/logrotate
  
  
  # === rsync 3.1.2, 2015-12-21===
  ENV RSYNC_VER=3.1.2
  RUN mkdir -p /opt/apps/green/bin &&\
      cd / && curl -LO https://download.samba.org/pub/rsync/src/rsync-${RSYNC_VER}.tar.gz &&\
  