Minor tweaks

Author: scnerd

docker/config/airflow.cfg

@@ -26,7 +26,7 @@ executor = SequentialExecutor
 # This defines the maximum number of task instances that can run concurrently in Airflow
 # regardless of scheduler count and worker count. Generally, this value is reflective of
 # the number of task instances with the running state in the metadata database.
-parallelism = 32
+parallelism = 8
 
 # The maximum number of task instances allowed to run concurrently in each DAG. To calculate
 # the number of tasks that is running concurrently for a DAG, add up the number of running

docker/script/bootstrap.sh

@@ -4,8 +4,8 @@ set -e
 set -x
 
 # install adduser and add the airflow user
-yum update -y
-yum install -y shadow-utils
+dnf update -y
+dnf install -y shadow-utils
 
 #echo 'airflow ALL=(ALL)NOPASSWD:ALL' | sudo EDITOR='tee -a' visudo