Set default master memory limit to 1GB

5 jobs for master in 1 minute and 1 second (queued for 3 seconds)
Status Job ID Name Coverage
  Build
passed #20022
build:spark-jupyter-notebook

00:00:17

passed #20023
build:spark-master

00:00:17

passed #20024
build:spark-worker

00:00:17

 
  Test
passed #20025
test:json

00:00:16

 
  Push
passed #20026
push:hub

00:00:26