Readme: remove outdated manual installation instructions (#165)

README.md

@@ -29,81 +29,10 @@ In most cases, running `./install.sh` should be sufficient to install all packag
 - `--py-ver=VERSION`: Replace the Python version specified in the conda environment file with `VERSION` (e.g., `--py-ver=3.10`).
 - `--help`: Print this help text.
 
-## Testing the installation
+# Testing the installation
 
 Testing can be done by:
 
 ```bash
 $ mirgecom/examples/run_examples.sh mirgecom/examples/
 ```
-
-## Running on systems with lots of nodes (>256)
-On large systems, the file system can become a bottleneck for loading Python
-packages. On these systems, it is recommended to create a zip file with the
-modules to speed up the startup process. This can be done by specifying the
-`--modules` parameter to `install.sh`, or by running `makezip.sh` after
-installation.
-
-See https://github.com/illinois-ceesd/planning/issues/26 for more details.
-
-
-# Manual installation
-
-Please use the instructions above instead.
-
-## Running wavelet0
-
-
-### Prerequesites
-
-#### Install POCL
-
-##### Installation with conda-miniforge
-
-```bash
-$ wget https://github.com/conda-forge/miniforge/releases/latest/download/Miniforge3-Linux-x86_64.sh
-# For Power8/9:
-# $ wget https://github.com/conda-forge/miniforge/releases/latest/download/Miniforge3-Linux-ppc64le.sh
-# For MacOS:
-# $ wget https://github.com/conda-forge/miniforge/releases/latest/download/Miniforge3-MacOSX-x86_64.sh
-
-# Install Miniforge/conda:
-$ bash ./Miniforge3-Linux-x86_64.sh
-
-# Optional: create conda environment
-$ export MY_CONDA=/path/to/installed/conda # Default installation path: $HOME/miniforge3
-$ $MY_CONDA/bin/conda create -n ceesd
-$ . $MY_CONDA/bin/activate ceesd
-
-# Install required conda packages:
-$ conda install pip pocl numpy pyopencl islpy flake8 mypy pudb
-
-# Install optional conda packages:
-$ conda install clinfo
-
-# In a new session, you may reactivate this environment using:
-. $MY_CONDA/bin/activate ceesd
-```
-
-##### Installation with Spack
-
-```bash
-$ git clone git@github.com:spack/spack
-$ source spack/share/spack/setup-env.sh
-# Maybe edit your Spack config
-# $ spack config edit packages
-$ spack install pocl
-```
-
-#### Install Python packages
-
-```bash
-$ pip install pyvisfile
-$ for m in pytools pymbolic dagrt leap loopy meshmode grudge mirgecom; do cd $m && pip install -e . && cd ..; done
-```
-
-### Run wavelet0
-
-```bash
-$ cd mirgecom/examples; python wave-eager.py
-```