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Readme for Chameleon

Account

Go to chameleon cloud website and create an account. Once the account is created, get added to project.

Creating an instance

  • Navigate to chameleon cloud website
  • Go to Experiment -> CHI@TACC
  • Go to Compute -> Key Pairs from the left hand side bar and create a key pair.
  • Then go to reservation, click on create-reservation, fill details, and allocate compute_cascadelake nodes from the Hosts section.
  • Then go to compute instances and spawn your instance using Launch Instance. Fill the details and make sure,
    • to select the HARI-UBUNTU-22.04.04-BCC image as the base image
    • select your key pair.

Setting up dependencies for DataCrumbs

Clone the repository

export SPACK_DIR=/opt/spack
export DATACRUMBS_DIR=/home/cc/datacrumbs
export DATACRUMBS_INSTALL_DIR=/home/cc/datacrumbs/install

git clone git@github.com:hariharan-devarajan/datacrumbs.git ${DATACRUMBS_DIR}

Setup spack

This step will clone latest spack into $SPACK_DIR and then install hdf5 dependency

cd ${DATACRUMBS_DIR}/scripts/chameleon
./install_env.sh
cd -

Setting up DataCrumbs Python Dependencies

python3 -m venv --system-site-packages ${DATACRUMBS_INSTALL_DIR}
source ${DATACRUMBS_INSTALL_DIR}/bin/activate
pip install -r ${DATACRUMBS_DIR}/requirements/requirement.chameleon.txt

Setting up DataCrumbs

pushd ${DATACRUMBS_DIR}
mkdir build
cd build
cmake -DCMAKE_INSTALL_PREFIX=${DATACRUMBS_INSTALL_DIR} ..
make install -j
popd

Running the tool

Generating Probes

check your ${DATACRUMBS_DIR}/datacrumbs/configs/module/chameleon.yaml and make neccessary changes.

sudo su
export DATACRUMBS_DIR=/home/cc/datacrumbs
source ${DATACRUMBS_DIR}/scripts/chameleon/server/setup.sh
. ${DATACRUMBS_DIR}/scripts/chameleon/server/init.sh -g

Starting Server

export DATACRUMBS_DIR=/home/cc/datacrumbs
source ${DATACRUMBS_DIR}/scripts/chameleon/server/setup.sh
. ${DATACRUMBS_DIR}/scripts/chameleon/server/run.sh

Running Simple Test

export DATACRUMBS_DIR=/home/cc/datacrumbs
source ${DATACRUMBS_DIR}/scripts/chameleon/client/setup.sh
. ${DATACRUMBS_DIR}/scripts/chameleon/client/tests/test_posix.sh