Rename file and heading

doc.zih.tu-dresden.de/docs/software/containers.md

-# Use of Containers
+# Singularity
 
 [Containerization](https://www.ibm.com/cloud/learn/containerization) encapsulating or packaging up
 software code and all its dependencies to run uniformly and consistently on any infrastructure. On
@@ -15,11 +15,11 @@ systems cannot be granted root permissions. A solution is a Virtual Machine (VM)
 `ml` which allows users to gain root permissions in an isolated environment. There are two main
 options on how to work with Virtual Machines on ZIH systems:
 
-1. [VM tools](virtual_machines_tools.md): Automated algorithms for using virtual machines;
+1. [VM tools](singularity_power9.md): Automated algorithms for using virtual machines;
 1. [Manual method](virtual_machines.md): It requires more operations but gives you more flexibility
    and reliability.
 
-## Singularity
+## Usage of Singularity
 
 If you wish to containerize your workflow and/or applications, you can use Singularity containers on
 ZIH systems. As opposed to Docker, this solution is much more suited to being used in an HPC
@@ -101,7 +101,7 @@ You can create a new custom container on your workstation, if you have root righ
 
     You cannot create containers for the partition `ml`, as it bases on Power9 micro-architecture
     which is different to the x86 architecture in common computers/laptops. For that you can use
-    the [VM Tools](virtual_machines_tools.md).
+    the [VM Tools](singularity_power9.md).
 
 Creating a container is done by writing a **definition file** and passing it to
 

doc.zih.tu-dresden.de/docs/software/virtual_machines_tools.md → doc.zih.tu-dresden.de/docs/software/singularity_power9.md

-# Singularity on Partition `ml`
+# Singularity for Power 9 Architecture
 
 !!! note "Root privileges"
 
@@ -35,7 +35,7 @@ in which case you'd need to change that when moving to ZIH systems.
 
 ## Build a Singularity Container in a Job
 
-To build a Singularity container for the power9-architecture on ZIH systems simply run:
+To build a Singularity container for the Power9 architecture on ZIH systems simply run:
 
 ```console
 marie@login$ buildSingularityImage --arch=power9 myContainer.sif myDefinition.def
@@ -105,7 +105,7 @@ needs to be re-generated on every script run.
 ## Start a Job in a VM
 
 Especially when developing a Singularity definition file, it might be useful to get a shell directly
-on a VM. To do so on the power9-architecture, simply run:
+on a VM. To do so on the Power9 architecture, simply run:
 
 ```console
 startInVM --arch=power9

doc.zih.tu-dresden.de/docs/software/virtual_machines.md

@@ -61,7 +61,7 @@ Last login: Fri Jul 24 13:53:48 2020 from gateway
 
 ## Automation
 
-We provide [tools](virtual_machines_tools.md) to automate these steps. You may just type `startInVM
+We provide [tools](singularity_power9.md) to automate these steps. You may just type `startInVM
 --arch=power9` on a login node and you will be inside the VM with everything mounted.
 
 ## Known Issues
@@ -79,7 +79,7 @@ rm -rf /tmp/sbuild-*
 ```
 
 If that does not help, e.g., because one build alone needs more than the available disk memory, then
-it will be necessary to use the tmp folder on scratch. In order to ensure that the files in the
+it will be necessary to use the `tmp` folder on `scratch`. In order to ensure that the files in the
 temporary folder will be owned by root, it is necessary to set up an image inside `/scratch/tmp`
 instead of using it directly. E.g., to create a 25 GB of temporary memory image:
 

doc.zih.tu-dresden.de/mkdocs.yml

@@ -31,7 +31,7 @@ nav:
     - Containers:
       - Singularity: software/containers.md
       - Singularity Recipes and Hints: software/singularity_recipe_hints.md
-      - Virtual Machines Tools: software/virtual_machines_tools.md
+      - Singularity for Power9: software/singularity_power9.md
       - Virtual Machines: software/virtual_machines.md
       - GPU-accelerated Containers for Deep Learning (NGC Containers): software/ngc_containers.md
     - Applications: