mamun67’s gists

mamun67 / Troubleshoot

Created September 4, 2018 11:13

EC2 Troubleshooting Commands

	To view the status of all instances, use the following command:

	aws ec2 describe-instance-status
	To get the status of all instances with a instance status of impaired:

	aws ec2 describe-instance-status --filters Name=instance-status.status,Values=impaired
	To get the status of a single instance, use the following command:

	aws ec2 describe-instance-status --instance-ids i-1234567890abcdef0

mamun67 / Google Maps Simple Multiple Marker Example

Created September 18, 2018 18:51 — forked from parth1020/Google Maps Simple Multiple Marker Example

Google Maps Simple Multiple Marker Example

	<html>
	<head>

	<title>Google Maps Multiple Markers</title>
	<script src="http://maps.google.com/maps/api/js?sensor=false" type="text/javascript"></script>
	</head>
	<body>
	<div id="map" style="height: 400px; width: 500px;">
	</div>
	<script type="text/javascript">

mamun67 / gist:a9a9e182b1fd5a086ec544f7d3d9ca9c

Created October 30, 2018 09:18 — forked from mikepfeiffer/gist:4d9386afdcceaf29493a

EC2 UserData script to install CodeDeploy agent

	#!/bin/bash
	yum install -y aws-cli
	cd /home/ec2-user/
	aws s3 cp 's3://aws-codedeploy-us-east-1/latest/codedeploy-agent.noarch.rpm' . --region us-east-1
	yum -y install codedeploy-agent.noarch.rpm

mamun67 / setup-kubernetes-ubuntu-16.md

Created November 10, 2018 16:16 — forked from ruanbekker/setup-kubernetes-ubuntu-16.md

Install a 3 Node Kubernetes Cluster on Ubuntu 16

Master: Dependencies

apt update && apt upgrade -y
curl https://packages.cloud.google.com/apt/doc/apt-key.gpg | apt-key add -

cat <<EOF > /etc/apt/sources.list.d/kubernetes.list
deb http://apt.kubernetes.io/ kubernetes-xenial main
EOF

mamun67 / docker_registry

Last active July 11, 2020 07:03

Docker Registry Setup

	docker run -d -p 5000:5000 --restart always --name registry registry:2
	docker run --rm -it -p 5000:5000 registry:2

	http://localhost:5000/v2/_catalog


	//format to to push image into the registry
	format: source image registry:port/repository [:tag]
	docker tag mongo localhost:5000/mongo
	docker push localhost:5000/mongo

mamun67 / aws

Last active December 27, 2018 08:56

AWS NOTES

	EC@ instnace types
	On Spot:
	Suitable for developmentand flexibility, also for application with unpredictable load or spiky workloads
	Reserverd Instance
	Suitable for steady and predictable usage, also schduled instance available
	Spot Instance
	Suitable for flexible start and end time , also needing large amount of additional computing capacity with urgent need
	Dedicated Hosts
	It is good for deployments which does not support multitenance and cloud deployments

mamun67 / kubernetes

Last active January 10, 2019 06:51

kubernetes_notes

	What is kubernetes
	(An orchetrator for microservice apps)
	system for running many different containers over multiple different machines

	Why user kubernetes?

	when you need to run many different conatiners with different images

	kubectl -> used for managing containers in the node and interact with node

mamun67 / docker_network

Created January 2, 2019 05:18

Docker Networking

	docker network
	docker network ls

	docker network inspect <networkname>

	dcoker network create -d bridge --subnet 10.0.0.1/24 ps-bridge

	//tutorial link

	https://docs.docker.com/network/

mamun67 / sysops

Created January 5, 2019 10:56

aws_sysops

	AWS Cloudwatch- is used for monitoring the aws services as well as the applications running on aws

	Cloudwatch can monitor things like
	Compute:
	AUto scaling
	ELB
	Route 53 healthcheck
	Storage and content Delivery
	EBS volumne
	Storgae gateway

mamun67 / hadoop

Created January 13, 2019 20:28

Hadoop Basics

	Pre Hadoop 2.2

	Two main components
	-disstributed file system
	-MapReduce Engine


	HDFS runs on top of the existing file system

	Designed to handle very large files

SK MAMUN ARFIN mamun67

Master: Dependencies