dstat: show memory stats

Author: verdimrc

initsmnb/install-cli.sh

@@ -13,6 +13,7 @@ sudo yum-config-manager --add-repo=https://copr.fedorainfracloud.org/coprs/cyqsi
 #sudo yum update -y  # Disable. It's slow to update 100+ SageMaker-provided packages.
 sudo yum install -y htop tree fio dstat dos2unix tig ncdu ripgrep bat git-delta inxi mediainfo git-lfs nvme-cli aria2
 echo "alias ncdu='ncdu --color dark'" | sudo tee /etc/profile.d/initsmnb-cli.sh
+echo 'export DSTAT_OPTS="-cdngym"' | sudo tee -a /etc/profile.d/initsmnb-cli.sh
 
 # This nbdime is broken. It crashes with ModuleNotFoundError: jsonschema.protocols.
 rm ~/anaconda3/bin/nb{diff,diff-web,dime,merge,merge-web,show} ~/anaconda3/bin/git-nb* || true