hideojoho

How to increase a VM's disk space

Environments

• Vagrant
• Virtualbox
• CentOS 7

Note

The following steps are based on a Vagrant VM box which does NOT use LVM for a root partition, which seems to be the case for the official CentOS box.

TheDeveloper

# Stack to create EC2 instances for ECS cluster. 
#
# aws cloudformation deploy \
#   --stack-name app-cluster-prod \
#   --template-file ./aws-cluster-stack.yaml \
#   --parameter-overrides \
#       KeyName=DEFAULT \
#       SecurityGroups=group1,group2 \
#       ImageId=ami-123456 \
#       InstanceType=c5.large \

int128

/*
Copyright 2017 Hidetake Iwata

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software

nagataka

import java.net.URI;
import java.net.URISyntaxException;
import java.sql.*;

public class PrestoJDBC {
   // JDBC driver name and database URL
   static final String JDBC_DRIVER = "com.facebook.presto.jdbc.PrestoDriver";
   //static final String JDBC_DRIVER = "com.teradata.presto.jdbc42.Driver";

   static final String DB_URL = "jdbc:presto://ec2-xx-xx-xxx-xxx.ap-northeast-1.compute.amazonaws.com:8889/hive/default";

owainlewis

How to setup docker behing a HTTP proxy

mkdir /etc/systemd/system/docker.service.d

sudo touch /etc/systemd/system/docker.service.d/http-proxy.conf

Add proxy info