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Last active November 18, 2018 12:33
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Postgres

init / stop postgres daemon (9.6)

# 1. prepare the destination directory
sudo mkdir /usr/local/pgsql
sudo chmod 775 /usr/local/pgsql
sudo chown $(whoami) /usr/local/pgsql

# 2. initialize postgres daemon. By setting $PGDATA to `/usr/local/pgsql' the -D option is not needed
pg_ctl start -D /usr/local/pgsql

# 2.1 If the initializer failed to create the {$user} database, run:
createdb

# 3. Start psql
psql

# 4. stop the daemon
pg_ctl stop -D /usr/local/pgsql

Tools

Kubernetes

show current context:

kubectl config current-context

Linux

How to find out which distribution I'm in?

Sometimes when running a docker image one is not sure which distro it's running on, for that:

cat /etc/*-release
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