SLURM install guide notes slurm.conf path on Red Hat.

[arvados.git] / doc / install / install-compute-node.html.textile.liquid

diff --git a/doc/install/install-compute-node.html.textile.liquid b/doc/install/install-compute-node.html.textile.liquid
index 25d047343b1f9cfe4919ad92c1f3852ff6a661db..9a64ac76d79532d643a895a7df5d2f9971dfd2fc 100644 (file)
--- a/doc/install/install-compute-node.html.textile.liquid
+++ b/doc/install/install-compute-node.html.textile.liquid
@@ -8,6 +8,8 @@ h2. Install dependencies
 
 First, "add the appropriate package repository for your distribution":{{ site.baseurl }}/install/install-manual-prerequisites.html#repos.
 
+{% include 'note_python27_sc' %}
+
 On Debian-based systems:
 
 <notextile>
@@ -22,8 +24,6 @@ On Red Hat-based systems:
 </code></pre>
 </notextile>
 
-{% include 'note_python27_sc' %}
-
 h2. Install Docker
 
 Compute nodes must have Docker installed to run jobs inside containers.  This requires a relatively recent version of Linux (at least upstream version 3.10, or a distribution version with the appropriate patches backported).  Follow the "Docker Engine installation documentation":https://docs.docker.com/ for your distribution.
@@ -54,7 +54,7 @@ Install SLURM following "the same process you used to install the Crunch dispatc
 
 h2. Copy configuration files from the dispatcher (API server)
 
-The @/etc/slurm-llnl/slurm.conf@ and @/etc/munge/munge.key@ files need to be identicaly across the dispatcher and all compute nodes. Copy the files you created in the "Install the Crunch dispatcher":install-crunch-dispatch.html step to this compute node.
+The @slurm.conf@ and @/etc/munge/munge.key@ files need to be identical across the dispatcher and all compute nodes. Copy the files you created in the "Install the Crunch dispatcher":install-crunch-dispatch.html step to this compute node.
 
 h2. Configure FUSE
 
@@ -79,22 +79,16 @@ h2. Configure the Docker cleaner
 The arvados-docker-cleaner program removes least recently used docker images as needed to keep disk usage below a configured limit.
 
 {% include 'notebox_begin' %}
-This also removes all containers as soon as they exit, as if they were run with `docker run --rm`. If you need to debug or inspect containers after they stop, temporarily stop arvados-docker-cleaner or run it with the `--no-remove-stopped-containers` flag.
+This also removes all containers as soon as they exit, as if they were run with @docker run --rm@. If you need to debug or inspect containers after they stop, temporarily stop arvados-docker-cleaner or run it with @--remove-stopped-containers never@.
 {% include 'notebox_end' %}
 
-On Debian-based systems, install runit:
-
-<notextile>
-<pre><code>~$ <span class="userinput">sudo apt-get install runit</span>
-</code></pre>
-</notextile>
-
-On Red Hat-based systems, "install runit from source":http://smarden.org/runit/install.html or use an alternative daemon supervisor.
+Install runit to supervise the Docker cleaner daemon.  {% include 'install_runit' %}
 
 Configure runit to run the image cleaner using a suitable quota for your compute nodes and workload:
 
 <notextile>
-<pre><code>~$ <span class="userinput">cd /etc/sv</span>
+<pre><code>~$ <span class="userinput">sudo mkdir -p /etc/sv</span>
+~$ <span class="userinput">cd /etc/sv</span>
 /etc/sv$ <span class="userinput">sudo mkdir arvados-docker-cleaner; cd arvados-docker-cleaner</span>
 /etc/sv/arvados-docker-cleaner$ <span class="userinput">sudo mkdir log log/main</span>
 /etc/sv/arvados-docker-cleaner$ <span class="userinput">sudo sh -c 'cat &gt;log/run' &lt;&lt;'EOF'
@@ -106,6 +100,7 @@ EOF</span>
 exec python3 -m arvados_docker.cleaner --quota <b>50G</b>
 EOF</span>
 /etc/sv/arvados-docker-cleaner$ <span class="userinput">sudo chmod +x run log/run</span>
+/etc/sv/arvados-docker-cleaner$ <span class="userinput">sudo ln -s "$(pwd)" /etc/service/</span>
 </code></pre>
 </notextile>
 
@@ -152,8 +147,7 @@ if ! test -f /root/node.json ; then
 import arvados, json, socket
 fqdn = socket.getfqdn()
 hostname, _, domain = fqdn.partition('.')
-ip_address = socket.gethostbyname(fqdn)
-node = arvados.api('v1').nodes().create(body={'hostname': hostname, 'domain': domain, 'ip_address': ip_address}).execute()
+node = arvados.api('v1').nodes().create(body={'hostname': hostname, 'domain': domain}).execute()
 with open('/root/node.json', 'w') as node_file:
     json.dump(node, node_file, indent=2)
 EOF
@@ -183,4 +177,3 @@ And remove your token from the environment:
 </code>
 </pre>
 </notextile>
-