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--- acdsn:daemon_installation [2012/08/21 21:32] – [For a complete installation of the acdsn server] sbolay
+++ acdsn:daemon_installation [2012/10/03 10:02] (current) – [For a complete installation of the acdsn server] sbolay
@@ Line 3: / Line 3: @@
 It first listen to the RS485 network and if there is no backup master (slave)
 this daemon will take the hand!
 ===== For a complete installation of the acdsn server =====
   - ssh to the [[http://www.acmesystems.it/FOXG20|FoxG20]] box and login (root/netusg20)
-  - then keep the server on time to avoid time stamp error<code bash>
+  - update the debian source-list with your favorite debian package mirror<code bash>
+    vi /etc/apt/source.list</code>
+  - keep the server on time to avoid time stamp error<code bash>
     aptitude update && aptitude install ntpdate && ntpdate ntp.metas.ch</code>
   - update the installation<code bash>
@@ Line 14: / Line 15: @@
     aptitude update && aptitude install automake make libtool flex byacc bison g++ libldap2-dev texinfo</code>
   - Compile and install [[http://www.hyperrealm.com/libconfig/|libconfig]]<code bash>
-    ./configure && make && make install)</code>
+    ./configure && make && make install</code>
     * If you get libtool: Version mismatch error.<code bash>
       This is libtool 2.2.6, but the
@@ Line 24: / Line 25: @@
   - Reload libraries<code bash>
     ldconfig</code>
+    *or<code bash>
+    /usr/bin/ldconfig -l /usr/local/lib/libconfig.so.9</code>
   - Configure compile and install acdsn
     * Modify Makefile.am with options: (-DACCESS or -DCONTROL or -DDRIVE)<code bash>
@@ Line 32: / Line 35: @@
   - configure files in /etc/acdsn (especially /dev/ttyS?)
   - modify the [[acdsn:tmpfs#etc_default_tmpfs|/etc/default/tmpfs]] file to mount heavy files/directories into memory
-  - add the [[acdsn:tmpfs#etc_initd_tmpfs|tmpfs init script into /etc/init.d]] and update-rc.d tmpfs defaults 10
+  - add the [[acdsn:tmpfs#etc_initd_tmpfs|tmpfs init script into /etc/init.d]]((http://wiki.debian.org/LSBInitScripts/DependencyBasedBoot))((http://giantdorks.org/alain/managing-services-in-debian/))((http://www.debuntu.org/how-to-manage-services-with-update-rc.d)) and<code bash>
+    chmod +x tmpfs
+    update-rc.d tmpfs defaults 10
+    //OR
+    insserv tmpfs
+    </code>
+  - modify the [[acdsn:networks|/etc/network/interfaces]] to allow hotplug
-If you want to make a automatic reverse ssh tunnel, you can add:
+If you want to make an automatic reverse ssh tunnel, you can add:
   - install expect package to create a remote ssh tunnel<code bash>
     aptitude install expect</code>
@@ Line 46: / Line 55: @@
     */5 * * * * /bin/bash /media/data/connect.sh -u sbolay -t bolay.co -e /media/data/.add-rsa -l 1091 -r 9031
     */5 * * * * /bin/bash /media/data/connect.sh -u sbolay -t bolay.co -e /media/data/.add-rsa -l 22 -r 9023</code>
+===== Fine Tunning =====
+==== apt-xapian-index ====
+=> It is to hard for the kernel
+<code bash>aptitude purge apt-xapian-index</code>
+==== Less is More ====
+http://linux.koolsolutions.com/2009/05/07/how-small-can-you-make-your-linux-system-part-1/
+==== monit ====
+__From man page:__\\
+//[[http://www.google.com/url?sa=t&rct=j&q=debian%20package%20monit&source=web&cd=1&ved=0CB8QFjAA&url=http%3A%2F%2Fpackages.debian.org%2Fmonit&ei=c-xKUJK3GeXR4QTbmoGQCQ&usg=AFQjCNGCng4CbOK-uWPXgJf-wQKs4lhtcw|monit]] is a utility for managing and monitoring processes, files, directories and filesystems on a Unix system.\\
+Monit conducts automatic maintenance and repair and can execute meaningful causal actions in error situations.//
+<code bash>aptitude install monit</code>
-If libconfig is missing, please
+Add configuration in /etc/monit/conf.d/acdsn
-  * configure (./configure) it,
+<code bash>
-  * compile (make) it from the libconfig (1.4b4) folder then,
+check process acdsn with pidfile /var/run/acdsn.pid
-  * check (make check) it and
+start program = "/etc/init.d/acdsn start" with timeout 60 seconds
-  * then install it (sudo make install).
+stop program  = "/etc/init.d/acdsn stop"
-  * Finally you may have to call ldconfig alone or /usr/bin/ldconfig -l /usr/local/lib/libconfig.so.9
+</code>
+=== Reference ===
+  * [[http://www.cyberciti.biz/tips/howto-monitor-and-restart-linux-unix-service.html|Monitor and restart Apache or lighttpd webserver when daemon is killed]]
+  * You my be interested also to the respawn option of the [[http://unixhelp.ed.ac.uk/CGI/man-cgi?inittab+5|inittab]]. (See this [[http://www.linuxquestions.org/questions/linux-general-1/automatic-restart-3541/|post]])