diff --git a/bin/extract-final-data.sh b/bin/extract-final-data.sh
new file mode 100755
index 0000000..697b2d6
--- /dev/null
+++ b/bin/extract-final-data.sh
@@ -0,0 +1,24 @@
+#!/bin/sh
+
+if [ $# -ne 1 ]
+then
+	echo "usage: $0 result-directory"
+	exit 0
+fi
+
+d=$1
+
+echo "from data (.d) to truncated data (.t)"
+for i in $d/*.d
+do
+	fname=$(echo $i | sed "s/[.]d$/.t/")
+	awk '{ print $2, $3, $5 }' < $i > $fname
+done
+
+awk '{ print $1 }' < $d/ram_index.d > it
+mkdir data
+
+echo "from truncated data (.t) to graphed data data/XXX.d"
+paste it $d/ram_index.t      $d/cached_index.t      $d/semi_index.t      $d/uncached_index.t      > ./data/index.d
+paste it $d/ram_partitions.t $d/cached_partitions.t $d/semi_partitions.t $d/uncached_partitions.t > ./data/partitions.d
+paste it $d/ram_tags.t       $d/cached_tags.t       $d/semi_tags.t       $d/uncached_tags.t       > ./data/tags.d
diff --git a/bin/rsum2line.awk b/bin/rsum2line.awk
new file mode 100755
index 0000000..e62528d
--- /dev/null
+++ b/bin/rsum2line.awk
@@ -0,0 +1,39 @@
+#!/usr/bin/awk -f
+
+BEGIN {
+	FOUND_95pct = 0
+	FOUND_mean  = 0
+}
+
+FOUND_95pct == 1 {
+	pct_min = $1
+	pct_max = $2
+	FOUND_95pct = 0
+}
+
+FOUND_mean == 1 {
+	mean = $1
+	print pct_min, median, mean, pct_max, t, df, pvalue
+	FOUND_mean = 0
+}
+
+/^t = / {
+	gsub(",", "", $3)
+	t = $3
+	gsub(",", "", $6)
+	df = $6
+	pvalue = $9
+}
+
+/mean of x/ {
+	FOUND_mean = 1
+}
+
+/Median/ {
+	gsub(":", "")
+	median = $2
+}
+
+/95 percent confidence/ {
+	FOUND_95pct = 1
+}
diff --git a/bin/stats.sh b/bin/stats.sh
new file mode 100755
index 0000000..c176365
--- /dev/null
+++ b/bin/stats.sh
@@ -0,0 +1,66 @@
+#!/bin/sh
+
+extract="./bin/extract-final-data.sh"
+summary="./bin/summary.r"
+summary_to_line="./bin/rsum2line.awk"
+
+if [ $# -ne 1 ]
+then
+	echo "usage: $0 result-directory"
+	exit 0
+fi
+
+dir="$1"
+
+raw_to_summary() {
+	for i in $dir/*.raw
+	do
+		summary_with_bad_format=$(echo $i | sed "s/.raw$/.unconveniently_formated_summary/")
+		target=$(echo $i | sed "s/.raw$/.summary/")
+		if [ -f $summary_with_bad_format ]; then
+			echo -n "\r$summary_with_bad_format already exists: skipping                         "
+		else
+			Rscript $summary $i > $summary_with_bad_format
+		fi
+		if [ -f $target ]; then
+			echo -n "\r$target already exists: skipping                         "
+		else
+			$summary_to_line $summary_with_bad_format > $target
+		fi
+	done
+	echo ""
+
+	# Beyond a certain number of entries, retrieving data from partitions and tags isn't tested anymore.
+	# This leads to create "fake entries" with a duration of 0, resulting to causing some problems with
+	# statistical analysis. So, we need to replace "NaN" by "0" in summaries.
+	sed -i "s/NaN/0/g" $dir/*.summary
+}
+
+# List raw files with the number of iterations as a prefix so they can then be sorted.
+sort_summary_files() {
+	for i in $dir/*.summary ; do f $i ; done | sort -n
+}
+
+f() {
+	echo $* | sed "s/[_./]/ /g" | xargs echo "$* " | awk '{ printf "%s %s/%s_%s %s\n", $4, $2, $3, $5, $1 }'
+}
+
+fill() {
+	while read LINE; do
+		nb_it=$(echo $LINE | awk '{ print $1 }')
+		target=$(echo $LINE | awk '{ print $2 }')
+		fname=$(echo $LINE | awk '{ print $3 }')
+
+		cat $fname | xargs echo "$nb_it " >> $target.d
+	done
+}
+
+raw_to_summary
+
+sort_summary_files | fill
+
+extract_final_data() {
+	$extract $dir
+}
+
+extract_final_data
diff --git a/bin/summary.r b/bin/summary.r
new file mode 100644
index 0000000..a3f18a3
--- /dev/null
+++ b/bin/summary.r
@@ -0,0 +1,14 @@
+# Rscript summary handshake-duration.txt
+
+require(grDevices) # for colours
+
+tbl <- read.table(file=commandArgs(TRUE)[1])
+val <- tbl[1]
+
+summary(val)
+# standarddeviation=sd(unlist(val))
+sd(unlist(val))
+# print (standarddeviation, zero.print="standard deviation: ")
+
+# confint.default (val)
+t.test (val)
diff --git a/graphs/.source-highlight_groff-output-definition b/graphs/.source-highlight_groff-output-definition
new file mode 100644
index 0000000..b7adfd8
--- /dev/null
+++ b/graphs/.source-highlight_groff-output-definition
@@ -0,0 +1,71 @@
+extension "groff"
+doctemplate
+"
+.MT 0
+$header
+.TL 
+$title
+.AU \"\"
+.ND
+.SA 0
+.DS I
+"
+".DE
+$footer
+"
+end
+
+nodoctemplate
+"
+"
+"
+"
+end
+
+bold "\f[CB]$text\fP"
+italics "\f[CI]$text\fP"
+underline "\f[CI]$text\fP"
+fixed "\fC$text\fP"
+color "\m[$style]$text\m[]"
+
+anchor "$infilename : $linenum - $text"
+reference "$text \(-> $infile:$linenum, page : $infilename:$linenum"
+
+#lineprefix "\fC\(em\fP   "
+#lineprefix "\fC\n(ln\fP   "
+
+lineprefix ""
+
+
+colormap
+"green" "green"
+"red" "red"
+"darkred" "darkred"
+"blue" "blue"
+"brown" "brown"
+"pink" "pink"
+"yellow" "yellow"
+"cyan" "cyan"
+"purple" "purple"
+"orange" "orange"
+"brightorange" "brightorange"
+"brightgreen" "brightgreen"
+"darkgreen" "darkgreen"
+"black" "black"
+"teal" "teal"
+"gray" "gray"
+"darkblue" "darkblue"
+default "black"
+end
+
+translations
+"\\" "\\\\"
+##"\n" " \\\\\n"
+##" " "\\ "
+##"\t" "\\ \\ \\ \\ \\ \\ \\ \\ "
+"\t" "    "
+"|" "|"
+"---" "\(em"
+"--" "\(mi"
+end
+
diff --git a/graphs/Makefile b/graphs/Makefile
new file mode 100644
index 0000000..aaa6ef0
--- /dev/null
+++ b/graphs/Makefile
@@ -0,0 +1,5 @@
+SRC ?= graphs
+ODIR ?= /tmp/
+export ODIR SRC
+
+include Makefile.in
diff --git a/graphs/Makefile.in b/graphs/Makefile.in
new file mode 100644
index 0000000..559d2be
--- /dev/null
+++ b/graphs/Makefile.in
@@ -0,0 +1,77 @@
+SRC ?= graphs
+
+ODIR ?= .
+
+BIBLIOGRAPHY ?= bibliography
+ALLSRC = $(shell find .)
+
+SOELIM_OPTS ?=
+SOELIM = soelim $(SOELIM_OPTS)
+
+PRECONV_OPTS ?= -e utf-8
+PRECONV = preconv $(PRECONV_OPTS)
+
+EQN_OPTS ?= -Tpdf
+EQN = eqn $(EQN_OPTS)
+
+# source-highlight stuff
+# GH_INTRO: instructions before each source code provided by source-highlight
+# GH_OUTRO: ------------ after  ---- ------ ---- -------- -- ----------------
+# GH_INTRO/GH_OUTRO: values are separated by ';'
+#
+GH_INTRO := .b1;.nr DI 0;.DS I;.fam C
+GH_OUTRO := .fam;.DE;.b2
+#
+export GH_INTRO
+export GH_OUTRO
+#
+# SHOPTS: cmd line parameter given to source-highlight
+SHOPTS = --outlang-def=.source-highlight_groff-output-definition
+export SHOPTS
+
+# ghighlight brings `source-highlight` to troff
+GHIGHLIGHT_OPTS ?=
+GHIGHLIGHT = ./bin/ghighlight $(GHIGHLIGHT_OPTS)
+
+GRAP_OPTS ?=
+GRAP = grap $(GRAP_OPTS)
+
+PIC_OPTS ?= -Tpdf
+PIC = pic $(PIC_OPTS)
+
+# -P      => move ponctuation after reference
+# -S      => label and bracket-label options
+# -e      => accumulate (use a reference section)
+# -p bib  => bibliography file
+REFER_OPTS ?= -PS -e -p $(BIBLIOGRAPHY)
+REFER = refer $(REFER_OPTS)
+
+# -k     => iconv conversion (did it ever worked?)
+# -ms    => ms macro
+# -U     => unsafe (because of PDF inclusion)
+# -Tpdf  => output device is PDF
+# -mspdf => include PDF (so, images converted in PDF) in the document
+# NOTE: a custom troffrc (configuration file) is necessary on OpenBSD
+#       to have correctly justified paragraphs. Otherwise, the default
+#       configuration removes this possibility, for bullshit reasons. Sad.
+# -M dir => path to custom troffrc
+# TODO: no change with or without the following options -P -e
+#       This has to be inverstigated: how to make PDFs look nice in browsers?
+# -P -e  => provide "-e" to gropdf to embed fonts
+GROFF_OPTS ?= -ms -t -Tpdf -U -mspdf -mpdfmark -M ./bin -P -e
+GROFF = groff $(GROFF_OPTS)
+
+$(SRC).pdf:
+	$(SOELIM) < $(SRC).ms |\
+		$(PRECONV) |\
+		$(EQN) |\
+		$(GHIGHLIGHT) |\
+		$(GRAP) |\
+		$(PIC) |\
+		$(REFER) |\
+		$(GROFF) > $(ODIR)/$@
+
+# Keep options in memory for the recursive 'make' call
+export SOELIM_OPTS PRECONV_OPTS EQN_OPTS GHIGHLIGHT_OPTS GRAP_OPTS PIC_OPTS REFER_OPTS
+serve:
+	find . -name "*.ms" -or -name "*.d" | entr gmake -B $(SRC).pdf
diff --git a/graphs/bibliography b/graphs/bibliography
new file mode 100644
index 0000000..e69de29
diff --git a/graphs/bin/ghighlight b/graphs/bin/ghighlight
new file mode 100755
index 0000000..d3903d7
--- /dev/null
+++ b/graphs/bin/ghighlight
@@ -0,0 +1,286 @@
+#! /usr/bin/env perl
+
+# ghighlight - A simple preprocessor for adding code highlighting in a groff file
+
+# Copyright (C) 2014-2018 Free Software Foundation, Inc.
+
+# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
+
+my $version = '0.9.0';
+
+# This file is part of 'ghighlight', which is part of 'groff'.
+
+# 'groff' is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+
+# 'groff' is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+
+# You can find a copy of the GNU General Public License in the internet
+# at <http://www.gnu.org/licenses/gpl-2.0.html>.
+
+########################################################################
+
+use strict;
+use warnings;
+#use diagnostics;
+
+# current working directory
+use Cwd;
+
+# $Bin is the directory where this script is located
+use FindBin;
+
+# open3 for a bidirectional communication with a child process
+use IPC::Open3;
+
+
+########################################################################
+# system variables and exported variables
+########################################################################
+
+$\ = "\n";	# final part for print command
+
+########################################################################
+# read-only variables with double-@ construct
+########################################################################
+
+our $File_split_env_sh;
+our $File_version_sh;
+our $Groff_Version;
+
+my $before_make;		# script before run of 'make'
+{
+  my $at = '@';
+  $before_make = 1 if '@VERSION@' eq "${at}VERSION${at}";
+}
+
+my %at_at;
+my $file_perl_test_pl;
+my $groffer_libdir;
+
+if ($before_make) {
+  my $highlight_source_dir = $FindBin::Bin;
+  $at_at{'BINDIR'} = $highlight_source_dir;
+  $at_at{'G'} = '';
+} else {
+  $at_at{'BINDIR'} = '@BINDIR@';
+  $at_at{'G'} = '@g@';
+}
+
+
+########################################################################
+# options
+########################################################################
+
+foreach (@ARGV) {
+  if ( /^(-h|--h|--he|--hel|--help)$/ ) {
+    print q(Usage for the 'ghighlight' program:);
+    print 'ghighlight [-] [--] [filespec...] normal file name arguments';
+    print 'ghighlight [-h|--help]        gives usage information';
+    print 'ghighlight [-v|--version]     displays the version number';
+    print q(This program is a 'groff' preprocessor that handles highlighting source code ) .
+      q(parts in 'roff' files.);
+    exit;
+  } elsif ( /^(-v|--v|--ve|--ver|--vers|--versi|--versio|--version)$/ ) {
+    print q('ghighlight' version ) . $version;
+    exit;
+  }
+}
+
+my $macros = "groff_mm";
+if ( $ENV{'GHLENABLECOLOR'} ) {
+	$macros = "groff_mm_color";
+} 
+########################################################################
+# input
+########################################################################
+
+my $source_mode = 0;
+
+my @lines = ();
+
+
+sub getTroffLine {
+  my ($opt) = @_;
+  if ($opt =~ /^ps=([0-9]+)/) {".ps $1"}
+  elsif ($opt =~ /^vs=(\S+)/) {".vs $1"}
+  else { print STDERR "didn't recognised '$opt'"; ""}
+}
+
+sub getTroffLineOpposite {
+  my ($opt) = @_;
+  if ($opt =~ /^ps=/) {".ps"}
+  elsif ($opt =~ /^vs=/) {".vs"}
+  else { print STDERR "didn't recognised '$opt'"; ""}
+}
+
+# language for codeblocks
+my $lang = '';
+my @options = ();
+foreach (<>) {
+  chomp;
+  s/\s+$//;
+  my $line = $_;
+  my $is_dot_Source = $line =~ /^[.']\s*(``|SOURCE)(|\s+.*)$/;
+
+  unless ( $is_dot_Source ) {	# not a '.SOURCE' line
+    if ( $source_mode ) {		# is running in SOURCE mode
+      push @lines, $line;
+    } else {			# normal line, not SOURCE-related
+      print $line;
+    }
+    next;
+  }
+
+
+  ##########
+  # now the line is a '.SOURCE' line
+
+  my $args = $line;
+  $args =~ s/\s+$//;	# remove final spaces
+  $args =~ s/^[.']\s*(``|SOURCE)\s*//;	# omit .source part, leave the arguments
+
+  my @args = split /\s+/, $args;
+
+  ##########
+  # start SOURCE mode
+
+  $lang = $args[0] if ( @args > 0 && $args[0] ne 'stop' );
+
+  if ( @args > 0 && $args[0] ne 'stop' ) {
+    # For '.``' no args or first arg 'start' means opening 'SOURCE' mode.
+    # Everything else means an ending command.
+
+    shift @args;
+    @options = @args;
+
+    if ( $source_mode ) {
+      # '.SOURCE' was started twice, ignore
+      print STDERR q('.``' starter was run several times);
+      next;
+    } else {	# new SOURCE start
+      $source_mode = 1;
+      @lines = ();
+      next;
+    }
+  }
+
+  ##########
+  # now the line must be a SOURCE ending line (stop)
+
+  unless ( $source_mode ) {
+    print STDERR 'ghighlight.pl: there was a SOURCE ending without being in ' .
+      'SOURCE mode:';
+    print STDERR '    ' . $line;
+    next;
+  }
+
+  $source_mode = 0;	# 'SOURCE' stop calling is correct
+
+  my $shopts = $ENV{"SHOPTS"} || "";
+
+  ##########
+  # Run source-highlight on lines
+  # Check if language was specified
+  my $cmdline = "source-highlight -f $macros $shopts --output STDOUT";
+  if ($lang ne '') {
+    $cmdline .= " -s $lang";
+  }
+
+  # Start `source-highlight`
+  my $pid = open3(my $child_in, my $child_out, my $child_err, $cmdline)
+    or die "open3() failed $!";
+
+  # Provide source code to `source-highlight` in its standard input
+  print $child_in $_ for @lines;
+  close $child_in;
+
+  if (my $v = $ENV{"GH_INTRO"}) {
+    print for split /;/, $v;
+  }
+
+  for (@options) {
+    my $l = getTroffLine $_;
+    print $l if ($l ne "");
+  }
+
+  # Print `source-highlight` output
+  while (<$child_out>) {
+    chomp;
+    print;
+  }
+  close $child_out;
+
+  for (reverse @options) {
+    my $l = getTroffLineOpposite $_;
+    print $l if ($l ne "");
+  }
+
+  if (my $v = $ENV{"GH_OUTRO"}) {
+    print for split /;/, $v;
+  }
+
+  my @print_res = (1);
+
+  # Start argument processing
+
+  # remove 'stop' arg if exists
+  # shift @args if ( $args[0] eq 'stop' );
+
+  # if ( @args == 0 ) {
+  #   # no args for saving, so @print_res doesn't matter
+  #   next;
+  # }
+  # my @var_names = ();
+  # my @mode_names = ();
+
+  # my $mode = '.ds';
+  # for ( @args ) {
+  #   if ( /^\.?ds$/ ) {
+  #     $mode = '.ds';
+  #     next;
+  #   }
+  #   if ( /^\.?nr$/ ) {
+  #     $mode = '.nr';
+  #     next;
+  #   }
+  #   push @mode_names, $mode;
+  #   push @var_names, $_;
+  # }
+
+  # my $n_vars = @var_names;
+
+  # if ( $n_vars < $n_res ) {
+  #   print STDERR 'ghighlight: not enough variables for Python part: ' .
+  #     $n_vars . ' variables for ' . $n_res . ' output lines.';
+  # } elsif ( $n_vars > $n_res ) {
+  #   print STDERR 'ghighlight: too many variablenames for Python part: ' .
+  #     $n_vars . ' variables for ' . $n_res . ' output lines.';
+  # }
+  # if ( $n_vars < $n_res ) {
+  #   print STDERR 'ghighlight: not enough variables for Python part: ' .
+  #     $n_vars . ' variables for ' . $n_res . ' output lines.';
+  # }
+
+  # my $n_min = $n_res;
+  # $n_min = $n_vars if ( $n_vars < $n_res );
+  # exit unless ( $n_min );
+  # $n_min -= 1; # for starting with 0
+
+  # for my $i ( 0..$n_min ) {
+  #   my $value = $print_res[$i];
+  #   chomp $value;
+  #   print $mode_names[$i] . ' ' . $var_names[$i] . ' ' . $value;
+  # }
+}
+
+
+1;
+# Local Variables:
+# mode: CPerl
+# End:
diff --git a/graphs/bin/troffrc b/graphs/bin/troffrc
new file mode 100644
index 0000000..8624241
--- /dev/null
+++ b/graphs/bin/troffrc
@@ -0,0 +1,69 @@
+.\" Startup file for troff.
+.
+.\" This is tested by pic.
+.nr 0p 0
+.
+.\" Load composite mappings.
+.do mso composite.tmac
+.
+.\" Load generic fallback mappings.
+.do mso fallbacks.tmac
+.
+.\" Use .do here, so that it works with -C.
+.\" The groff command defines the .X string if the -X option was given.
+.ie r.X .do ds troffrc!ps Xps.tmac
+.el .do ds troffrc!ps ps.tmac
+.do ds troffrc!pdf pdf.tmac
+.do ds troffrc!dvi dvi.tmac
+.do ds troffrc!X75 X.tmac
+.do ds troffrc!X75-12 X.tmac
+.do ds troffrc!X100 X.tmac
+.do ds troffrc!X100-12 X.tmac
+.do ds troffrc!ascii tty.tmac
+.do ds troffrc!latin1 tty.tmac
+.do ds troffrc!utf8 tty.tmac
+.do ds troffrc!cp1047 tty.tmac
+.do ds troffrc!lj4 lj4.tmac
+.do ds troffrc!lbp lbp.tmac
+.do ds troffrc!html html.tmac
+.do if d troffrc!\*[.T] \
+.	do mso \*[troffrc!\*[.T]]
+.do rm troffrc!ps troffrc!Xps troffrc!dvi troffrc!X75 troffrc!X75-12 \
+troffrc!X100 troffrc!X100-12 troffrc!lj4 troff!lbp troffrc!html troffrc!pdf
+.
+.\" Test whether we work under EBCDIC and map the no-breakable space
+.\" character accordingly.
+.do ie '\[char97]'a' \
+.	do tr \[char160]\~
+.el \
+.	do tr \[char65]\~
+.
+.\" Set the hyphenation language to 'us'.
+.do hla us
+.
+.\" Disable hyphenation:
+.\" Do not load hyphenation patterns and exceptions.
+.\"do hpf hyphen.us
+.\"do hpfa hyphenex.us
+.
+.\" Disable adjustment by default,
+.\" such that manuals look similar with groff and mandoc(1).
+.\".ad l
+.\".de ad
+.\"..
+.\" Handle paper formats.
+.do mso papersize.tmac
+.
+.\" Handle PS images.
+.do mso pspic.tmac
+.do mso pdfpic.tmac
+.
+.\" ====================================================================
+.\" Editor settings
+.\" ====================================================================
+.
+.\" Local Variables:
+.\" mode: nroff
+.\" fill-column: 72
+.\" End:
+.\" vim: set filetype=groff textwidth=72:
diff --git a/graphs/bin/utf8-to-ms.sh b/graphs/bin/utf8-to-ms.sh
new file mode 100755
index 0000000..70337db
--- /dev/null
+++ b/graphs/bin/utf8-to-ms.sh
@@ -0,0 +1,147 @@
+#!/bin/sh
+
+# This program isn't by any mean complete.
+# Most of text markers, accents and ligatures are handled.
+# However, nothing else currently is.
+# Please, do provide more translations.
+
+# Convert input into hexadecimal and a single byte per line.
+to_hex_one_column()  xxd -p -c 1
+
+# Reverse hexadecimal to original value.
+from_hex()           xxd -p -r
+
+regroup_lines() awk '
+	BEGIN {
+		line_start=1
+	}
+
+	{
+		if (line_start == 1)
+			line = $1;
+		else
+			line = line " " $1;
+
+		line_start = 0;
+		if ($1 == "0a") {
+			print line;
+			line_start = 1
+		}
+	}
+
+	END {
+		if (line_start == 0)
+			print line
+	}
+	'
+
+accents() sed \
+	-e "s/c3 81/5c 5b 27 41 5d/g"\
+	-e "s/c3 89/5c 5b 27 45 5d/g"\
+	-e "s/c3 8d/5c 5b 27 49 5d/g"\
+	-e "s/c3 93/5c 5b 27 4f 5d/g"\
+	-e "s/c3 9a/5c 5b 27 55 5d/g"\
+	-e "s/c3 9d/5c 5b 27 59 5d/g"\
+	-e "s/c3 a1/5c 5b 27 61 5d/g"\
+	-e "s/c3 a9/5c 5b 27 65 5d/g"\
+	-e "s/c3 ad/5c 5b 27 69 5d/g"\
+	-e "s/c3 b3/5c 5b 27 6f 5d/g"\
+	-e "s/c3 ba/5c 5b 27 75 5d/g"\
+	-e "s/c3 bd/5c 5b 27 79 5d/g"\
+	-e "s/c3 84/5c 5b 3a 41 5d/g"\
+	-e "s/c3 8b/5c 5b 3a 45 5d/g"\
+	-e "s/c3 8f/5c 5b 3a 49 5d/g"\
+	-e "s/c3 96/5c 5b 3a 4f 5d/g"\
+	-e "s/c3 9c/5c 5b 3a 55 5d/g"\
+	-e "s/c3 a4/5c 5b 3a 61 5d/g"\
+	-e "s/c3 ab/5c 5b 3a 65 5d/g"\
+	-e "s/c3 af/5c 5b 3a 69 5d/g"\
+	-e "s/c3 b6/5c 5b 3a 6f 5d/g"\
+	-e "s/c3 bc/5c 5b 3a 75 5d/g"\
+	-e "s/c3 bf/5c 5b 3a 79 5d/g"\
+	-e "s/c3 82/5c 5b 5e 41 5d/g"\
+	-e "s/c3 8a/5c 5b 5e 45 5d/g"\
+	-e "s/c3 8e/5c 5b 5e 49 5d/g"\
+	-e "s/c3 94/5c 5b 5e 4f 5d/g"\
+	-e "s/c3 9b/5c 5b 5e 55 5d/g"\
+	-e "s/c3 a2/5c 5b 5e 61 5d/g"\
+	-e "s/c3 aa/5c 5b 5e 65 5d/g"\
+	-e "s/c3 ae/5c 5b 5e 69 5d/g"\
+	-e "s/c3 b4/5c 5b 5e 6f 5d/g"\
+	-e "s/c3 bb/5c 5b 5e 75 5d/g"\
+	-e "s/c3 80/5c 5b 60 41 5d/g"\
+	-e "s/c3 88/5c 5b 60 45 5d/g"\
+	-e "s/c3 8c/5c 5b 60 49 5d/g"\
+	-e "s/c3 92/5c 5b 60 4f 5d/g"\
+	-e "s/c3 99/5c 5b 60 55 5d/g"\
+	-e "s/c3 a0/5c 5b 60 61 5d/g"\
+	-e "s/c3 a8/5c 5b 60 65 5d/g"\
+	-e "s/c3 ac/5c 5b 60 69 5d/g"\
+	-e "s/c3 b2/5c 5b 60 6f 5d/g"\
+	-e "s/c3 b9/5c 5b 60 75 5d/g"\
+	-e "s/c3 83/5c 5b 7e 41 5d/g"\
+	-e "s/c3 91/5c 5b 7e 4e 5d/g"\
+	-e "s/c3 95/5c 5b 7e 4f 5d/g"\
+	-e "s/c3 a3/5c 5b 7e 61 5d/g"\
+	-e "s/c3 b1/5c 5b 7e 6e 5d/g"\
+	-e "s/c3 b5/5c 5b 7e 6f 5d/g"\
+	-e "s/c3 87/5c 5b 2c 43 5d/g"\
+	-e "s/c3 a7/5c 5b 2c 63 5d/g"\
+	-e "s/c3 85/5c 5b 6f 41 5d/g"\
+	-e "s/c3 a5/5c 5b 6f 61 5d/g"\
+	-e "s/c5 b8/5c 5b 3a 59 5d/g"\
+	-e "s/c5 a0/5c 5b 76 53 5d/g"\
+	-e "s/c5 a1/5c 5b 76 73 5d/g"\
+	-e "s/c5 bd/5c 5b 76 5a 5d/g"\
+	-e "s/c5 be/5c 5b 76 7a 5d/g"
+
+# Ligatures.
+ligatures() sed \
+	-e "s/ef ac 80/5c 5b 66 66 5d/g"\
+	-e "s/ef ac 81/5c 5b 66 69 5d/g"\
+	-e "s/ef ac 82/5c 5b 66 6c 5d/g"\
+	-e "s/ef ac 83/5c 5b 46 69 5d/g"\
+	-e "s/ef ac 84/5c 5b 46 6c 5d/g"\
+	-e "s/c5 81/5c 5b 2f 4c 5d/g"\
+	-e "s/c5 82/5c 5b 2f 6c 5d/g"\
+	-e "s/c3 98/5c 5b 2f 4f 5d/g"\
+	-e "s/c3 b8/5c 5b 2f 6f 5d/g"\
+	-e "s/c3 86/5c 5b 41 45 5d/g"\
+	-e "s/c3 a6/5c 5b 61 65 5d/g"\
+	-e "s/c5 92/5c 5b 4f 45 5d/g"\
+	-e "s/c5 93/5c 5b 6f 65 5d/g"\
+	-e "s/c4 b2/5c 5b 49 4a 5d/g"\
+	-e "s/c4 b3/5c 5b 69 6a 5d/g"\
+	-e "s/c4 b1/5c 5b 2e 69 5d/g"\
+	-e "s/c8 b7/5c 5b 2e 6a 5d/g"
+
+# Text markers.
+text_markers() sed \
+	-e "s/e2 97 8b/5c 5b 63 69 5d/g"\
+	-e "s/e2 80 a2/5c 5b 62 75 5d/g"\
+	-e "s/e2 80 a1/5c 5b 64 64 5d/g"\
+	-e "s/e2 80 a0/5c 5b 64 67 5d/g"\
+	-e "s/e2 97 8a/5c 5b 6c 7a 5d/g"\
+	-e "s/e2 96 a1/5c 5b 73 71 5d/g"\
+	-e "s/c2 b6/5c 5b 70 73 5d/g"\
+	-e "s/c2 a7/5c 5b 73 63 5d/g"\
+	-e "s/e2 98 9c/5c 5b 6c 68 5d/g"\
+	-e "s/e2 98 9e/5c 5b 72 68 5d/g"\
+	-e "s/e2 86 b5/5c 5b 43 52 5d/g"\
+	-e "s/e2 9c 93/5c 5b 4f 4b 5d/g"
+
+# These markers shouldn't be automatically translated in ms macros.
+# @ "s/40/5c 5b 61 74 5d/g"
+# # "s/23/5c 5b 73 68 5d/g"
+
+# Legal symbols.
+legal_symbols() sed \
+	-e "s/c2 a9/5c 5b 63 6f 5d/g"\
+	-e "s/c2 ae/5c 5b 72 67 5d/g"\
+	-e "s/e2 84 a2/5c 5b 74 6d 5d/g"
+
+hexutf8_to_hexms() {
+	text_markers | accents | ligatures | legal_symbols
+}
+
+to_hex_one_column | regroup_lines | hexutf8_to_hexms | from_hex
diff --git a/graphs/graphs.ms b/graphs/graphs.ms
new file mode 100644
index 0000000..afbc64f
--- /dev/null
+++ b/graphs/graphs.ms
@@ -0,0 +1,232 @@
+.NH
+Graphs for DODB.
+.LP
+.PS
+reset
+.PE
+
+.G1
+label left "Request duration for an index (ns)" "(Median and" "fifth percentiles)"
+label bot "Number of cars"
+
+# minx = 1e12; maxx = -1e12
+n = sigx = sigx2 = sigy = sigxy = 0
+
+obram = obuncache = obcache = obsemi = 0
+cbram = cbuncache = cbcache = cbsemi = 0
+
+coord y -5,75000
+
+copy "../data/index.d" thru X
+	cx = $1*5
+
+	# ram cached semi uncached
+	line from cx,$2  to cx,$4
+	line from cx,$5  to cx,$7
+	line from cx,$8  to cx,$10
+	line from cx,$11 to cx,$13
+
+	#ty = $3
+
+	cx = $1*5
+
+	cbram     = $3
+	cbcache   = $6
+	cbsemi    = $9
+	cbuncache = $12
+
+	if (obram > 0) then {line from cx,cbram to ox,obram}
+	if (obcache > 0) then {line from cx,cbcache to ox,obcache}
+.gcolor blue
+	if (obsemi > 0) then {line from cx,cbsemi to ox,obsemi}
+.gcolor
+.gcolor green
+	if (obuncache > 0) then {line from cx,cbuncache to ox,obuncache}
+.gcolor
+
+	obram = cbram
+	obcache = cbcache
+	obsemi = cbsemi
+	obuncache = cbuncache
+	ox = cx
+
+	# ram cached semi uncached
+.gcolor red
+	bullet at cx,cbram
+.gcolor
+	bullet at cx,cbcache
+.gcolor blue
+	bullet at cx,cbsemi
+.gcolor
+.gcolor green
+	bullet at cx,cbuncache
+.gcolor
+
+	#n = n+1
+	#sigx = sigx+$1; sigx2 = sigx2+$1*$1
+	#sigy = sigy+ty; sigxy = sigxy+$1*ty
+	#minx = min(minx,$1); maxx = max(maxx,$1)
+X
+
+## Calculate least squares fit and draw it
+#slope = (n*sigxy - sigx*sigy) / (n*sigx2 - sigx*sigx)
+#inter = (sigy - slope*sigx) / n
+## print slope; print inter
+#line from minx,slope*minx+inter to maxx,slope*maxx+inter
+.G2
+
+.G1
+label left "Request duration for a partition (ns)" "(Median and" "fifth percentiles)"
+label bot "Number of cars"
+
+# minx = 1e12; maxx = -1e12
+n = sigx = sigx2 = sigy = sigxy = 0
+
+obram = obuncache = obcache = obsemi = 0
+cbram = cbuncache = cbcache = cbsemi = 0
+
+coord y -5,40000
+
+copy "../data/partitions.d" thru X
+	cx = $1*5
+
+	# ram cached semi uncached
+	line from cx,$2  to cx,$4
+	line from cx,$5  to cx,$7
+	line from cx,$8  to cx,$10
+	line from cx,$11 to cx,$13
+
+	#ty = $3
+
+	cbram     = $3
+	cbcache   = $6
+	cbsemi    = $9
+	cbuncache = $12
+
+	if (obram > 0) then {line from cx,cbram to ox,obram}
+	if (obcache > 0) then {line from cx,cbcache to ox,obcache}
+.gcolor blue
+	if (obsemi > 0) then {line from cx,cbsemi to ox,obsemi}
+.gcolor
+.gcolor green
+	if (obuncache > 0) then {line from cx,cbuncache to ox,obuncache}
+.gcolor
+
+	obram = cbram
+	obcache = cbcache
+	obsemi = cbsemi
+	obuncache = cbuncache
+	ox = cx
+
+	# ram cached semi uncached
+.gcolor red
+	bullet at cx,cbram
+.gcolor
+	bullet at cx,cbcache
+.gcolor blue
+	bullet at cx,cbsemi
+.gcolor
+.gcolor green
+	bullet at cx,cbuncache
+.gcolor
+
+	#n = n+1
+	#sigx = sigx+$1; sigx2 = sigx2+$1*$1
+	#sigy = sigy+ty; sigxy = sigxy+$1*ty
+	#minx = min(minx,$1); maxx = max(maxx,$1)
+X
+
+## Calculate least squares fit and draw it
+#slope = (n*sigxy - sigx*sigy) / (n*sigx2 - sigx*sigx)
+#inter = (sigy - slope*sigx) / n
+## print slope; print inter
+#line from minx,slope*minx+inter to maxx,slope*maxx+inter
+.G2
+
+.G1
+label left "Request duration for a tag (ns)" "(Median and" "fifth percentiles)"
+label bot "Number of cars"
+
+# minx = 1e12; maxx = -1e12
+n = sigx = sigx2 = sigy = sigxy = 0
+
+obram = obuncache = obcache = obsemi = 0
+cbram = cbuncache = cbcache = cbsemi = 0
+
+coord y -5,40000
+
+copy "../data/tags.d" thru X
+	cx = $1*5
+
+	# ram cached semi uncached
+	line from cx,$2  to cx,$4
+	line from cx,$5  to cx,$7
+	line from cx,$8  to cx,$10
+	line from cx,$11 to cx,$13
+
+	#ty = $3
+
+	cbram     = $3
+	cbcache   = $6
+	cbsemi    = $9
+	cbuncache = $12
+
+	if (obram > 0) then {line from cx,cbram to ox,obram}
+	if (obcache > 0) then {line from cx,cbcache to ox,obcache}
+.gcolor blue
+	if (obsemi > 0) then {line from cx,cbsemi to ox,obsemi}
+.gcolor
+.gcolor green
+	if (obuncache > 0) then {line from cx,cbuncache to ox,obuncache}
+.gcolor
+
+	obram = cbram
+	obcache = cbcache
+	obsemi = cbsemi
+	obuncache = cbuncache
+	ox = cx
+
+	# ram cached semi uncached
+.gcolor red
+	bullet at cx,cbram
+.gcolor
+	bullet at cx,cbcache
+.gcolor blue
+	bullet at cx,cbsemi
+.gcolor
+.gcolor green
+	bullet at cx,cbuncache
+.gcolor
+
+	#n = n+1
+	#sigx = sigx+$1; sigx2 = sigx2+$1*$1
+	#sigy = sigy+ty; sigxy = sigxy+$1*ty
+	#minx = min(minx,$1); maxx = max(maxx,$1)
+X
+
+## Calculate least squares fit and draw it
+#slope = (n*sigxy - sigx*sigy) / (n*sigx2 - sigx*sigx)
+#inter = (sigy - slope*sigx) / n
+## print slope; print inter
+#line from minx,slope*minx+inter to maxx,slope*maxx+inter
+.G2
+
+.\" .G1
+.\" GROWTHFACTOR=0.07
+.\" grid bot  dotted from 0 to 100 by 10
+.\" grid left dotted from 0 to 800 by 50
+.\" frame ht 2.5 wid 2.8
+.\" define expo { $1+$1*GROWTHFACTOR }
+.\" value = 1
+.\" draw LINEAR solid
+.\" for i from 1 to 100 by 1 do {
+.\"   next LINEAR at i, i
+.\"   times at i, value
+.\"   value = expo(value)
+.\" }
+.\" line from 0,650 to 3,650
+.\" "    linear curve" ljust at 1,650
+.\" "    exponential curve" ljust at 1,600
+.\" times at 1,600
+.\" label top "Exponential curves: growth over time (7%)" up -.2
+.\" .G2