diff --git a/doc/tint2.1 b/doc/tint2.1
index 040c2be..c745986 100644
--- a/doc/tint2.1
+++ b/doc/tint2.1
@@ -831,19 +831,19 @@ execp_markup = 1
 .PP
 .RS
 .nf
+# Note the use of "stdbuf \-oL" to force the program to flush the output line by line.
 execp = new
-execp_command = free | awk '/^\-/ { printf "Mem: '$(free \-h | awk '/^Mem:/ { print $2 }')' %.0f%%\\n", 100*$3/($3+$4); fflush(stdout) }'
-execp_interval = 5
-execp_continuous = 0
+execp_command = free -b -s1 | stdbuf -oL awk '/^Mem:/ { printf "Mem: %s %.0f%%\n", $2, 100 * ($2 - $7) / $2 }' | stdbuf -oL numfmt --to=iec-i --field=2 -d' '
+execp_interval = 1
+execp_continuous = 1
 .fi
 .RE
 .SS Network load
 .PP
 .RS
 .nf
-# Note the use of "stdbuf \-oL" to force the program to flush the output line by line.
 execp = new
-execp_command = stdbuf \-oL bwm\-ng \-o csv \-t 1000 | awk \-F ';' '/total/ { printf "Net: %.0f Mb/s\\n", ($5*8/1.0e6) }; fflush(stdout)'
+execp_command = stdbuf \-oL bwm\-ng \-o csv \-t 1000 | stdbuf -oL awk \-F ';' '/total/ { printf "Net: %.0f Mb/s\\n", ($5*8/1.0e6) }'
 execp_continuous = 1
 execp_interval = 1
 .fi
diff --git a/doc/tint2.html b/doc/tint2.html
index 033dc77..2acd5ea 100644
--- a/doc/tint2.html
+++ b/doc/tint2.html
@@ -372,14 +372,14 @@ execp_continuous = 1
 execp_interval = 1
 execp_markup = 1
 </code></pre>
-<h5 id="memory-usage">Memory usage<a name="memory-usage" href="#memory-usage" class="md2man-permalink" title="permalink"></a></h5><pre class="highlight plaintext"><code>execp = new
-execp_command = free -s 2 | awk '/^-/ { printf "Mem: '$(free -h | awk '/^Mem:/ { print $2 }')' %.0f%\n", 100*$3/($3+$4); fflush(stdout) }'
+<h5 id="memory-usage">Memory usage<a name="memory-usage" href="#memory-usage" class="md2man-permalink" title="permalink"></a></h5><pre class="highlight plaintext"><code># Note the use of "stdbuf -oL" to force the program to flush the output line by line.
+execp = new
+execp_command = free -b -s1 | stdbuf -oL awk '/^Mem:/ { printf "Mem: %s %.0f%%\n", $2, 100 * ($2 - $7) / $2 }' | stdbuf -oL numfmt --to=iec-i --field=2 -d' '
 execp_interval = 1
 execp_continuous = 1
 </code></pre>
-<h5 id="network-load">Network load<a name="network-load" href="#network-load" class="md2man-permalink" title="permalink"></a></h5><pre class="highlight plaintext"><code># Note the use of "stdbuf -oL" to force the program to flush the output line by line.
-execp = new
-execp_command = stdbuf -oL bwm-ng -o csv -t 1000 | awk -F ';' '/total/ { printf "Net: %.0f Mb/s\n", ($5*8/1.0e6) }; fflush(stdout)'
+<h5 id="network-load">Network load<a name="network-load" href="#network-load" class="md2man-permalink" title="permalink"></a></h5><pre class="highlight plaintext"><code>execp = new
+execp_command = stdbuf -oL bwm-ng -o csv -t 1000 | stdbuf -oL awk -F ';' '/total/ { printf "Net: %.0f Mb/s\n", ($5*8/1.0e6) }'
 execp_continuous = 1
 execp_interval = 1
 </code></pre>
diff --git a/doc/tint2.md b/doc/tint2.md
index 313f815..af52798 100644
--- a/doc/tint2.md
+++ b/doc/tint2.md
@@ -694,18 +694,18 @@ execp_markup = 1
 ##### Memory usage
 
 ```
+# Note the use of "stdbuf -oL" to force the program to flush the output line by line.
 execp = new
-execp_command = free | awk '/^-/ { printf "Mem: '$(free -h | awk '/^Mem:/ { print $2 }')' %.0f%%\n", 100*$3/($3+$4); fflush(stdout) }'
-execp_interval = 5
-execp_continuous = 0
+execp_command = free -b -s1 | stdbuf -oL awk '/^Mem:/ { printf "Mem: %s %.0f%%\n", $2, 100 * ($2 - $7) / $2 }' | stdbuf -oL numfmt --to=iec-i --field=2 -d' '
+execp_interval = 1
+execp_continuous = 1
 ```
 
 ##### Network load
 
 ```
-# Note the use of "stdbuf -oL" to force the program to flush the output line by line.
 execp = new
-execp_command = stdbuf -oL bwm-ng -o csv -t 1000 | awk -F ';' '/total/ { printf "Net: %.0f Mb/s\n", ($5*8/1.0e6) }; fflush(stdout)'
+execp_command = stdbuf -oL bwm-ng -o csv -t 1000 | stdbuf -oL awk -F ';' '/total/ { printf "Net: %.0f Mb/s\n", ($5*8/1.0e6) }'
 execp_continuous = 1
 execp_interval = 1
 ```