Better apache configs

Dockerfile

@@ -24,15 +24,16 @@ RUN wget https://github.com/FreshRSS/Extensions/archive/${EXTENSIONS_VERSION}.ta
     && ln -s /app/data/extensions /app/code/extensions \
     && ln -s /app/data/extensions/ttrss.php /app/code/p/api/ttrss.php
 
-ADD apache2.conf /etc/apache2/sites-available/freshrss.conf
+# configure apache
+RUN rm /etc/apache2/sites-enabled/*
+RUN sed -e 's,^ErrorLog.*,ErrorLog "|/bin/cat",' -i /etc/apache2/apache2.conf
+COPY apache/mpm_prefork.conf /etc/apache2/mods-available/mpm_prefork.conf
 
-RUN rm /etc/apache2/sites-enabled/* \
-    && sed -e 's,^ErrorLog.*,ErrorLog "/dev/stderr",' -i /etc/apache2/apache2.conf \
-    && sed -e "s,MaxSpareServers[^:].*,MaxSpareServers 5," -i /etc/apache2/mods-available/mpm_prefork.conf \
-    && a2disconf other-vhosts-access-log \
-    && echo "Listen 8000" > /etc/apache2/ports.conf \
-    && a2enmod headers expires \
-    && a2ensite freshrss
+RUN a2disconf other-vhosts-access-log
+ADD apache/freshrss.conf /etc/apache2/sites-enabled/freshrss.conf
+RUN echo "Listen 8000" > /etc/apache2/ports.conf
+
+RUN a2enmod headers expires
 
 RUN rm -rf /var/lib/php \
     && ln -s /run/php /var/lib/php \

apache/mpm_prefork.conf

@@ -0,0 +1,17 @@
+<IfModule mpm_prefork_module>
+    # On startup, start these many servers
+	StartServers	2
+
+    # At any given time, keep atleast these many servers
+	MinSpareServers	2
+
+    # At any given time, keep atmost these many idle servers (this is always >= MinSpareServers+1)
+	MaxSpareServers 3
+
+    # Maximum number of servers at any given instant. Requests will be queued after this
+	MaxRequestWorkers	  6
+
+    # Recycle process after handling these many requests. This protected against accidental memory leaks
+	MaxConnectionsPerChild   100
+</IfModule>
+