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tuned signature;

Build Log Database Server
=========================

- Ubuntu 16.04 LTS Linux Server standard installation (e.g. on virtual host)
  https://help.ubuntu.com/lts/serverguide

- apt install unattended-upgrades

- special user account:
  useradd -m -s /bin/bash isatest

- SSH access for jsch:
  LOCALHOST$ ssh-keyscan -t rsa DBSERVER
  >> ~/.ssh/known_hosts

- PostgreSQL:

  $ apt install postgresql
  $ apt install postgresql-client

  $ sudo -u postgres psql template1
  ALTER USER postgres with encrypted password '***';

  $ edit /etc/postgresql/9.5/main/pg_hba.conf
  local all postgres md5
  local all all md5

  $ systemctl restart postgresql.service

  $ createuser -U postgres --interactive isatest
  ALTER USER isatest with encrypted password '***';

  $ createdb -E UTF8 -T template0 --locale=en_US.utf8 -U postgres -O isatest isatest


Presentation
============

- gnuplot from original source, since Linux packages (like Gentoo)
  often produce bad data interpolation

  http://gnuplot.sourceforge.net/
  https://sourceforge.net/projects/gnuplot/files/gnuplot/5.0.6/

  $ cd gnuplot-5.0.6
  $ ./configure
  $ make

  edit $ISABELLE_HOME_USER/etc/settings

  ISABELLE_GNUPLOT=".../src/gnuplot"