Ambud ambud

Distributed Systems

ambud / deploy-topology.sh

Created August 23, 2016 00:00

Checks if topology exists and kills it to deploy a new version of the topology

	#!/bin/bash
	#
	# Author: Ambud Sharma
	#
	set -eu

	export STORM_LOC=/tmp/apache-storm-1.0.2

	CONFIG=""

ambud / Reader.java

Last active September 23, 2016 23:34

OpenTSDB Java Embedded Read Write

	import java.util.Calendar;
	import java.util.HashMap;
	import java.util.Map;

	import net.opentsdb.core.Aggregators;
	import net.opentsdb.core.DataPoints;
	import net.opentsdb.core.Query;
	import net.opentsdb.core.TSDB;
	import net.opentsdb.utils.Config;

ambud / flux.html

Created February 3, 2017 01:42

Flux Viewer

	<html>
	<!--
	Copyright 2017 Ambud Sharma

	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

ambud / docker-compose.yml

Created February 21, 2017 22:02

Docker Compose - Elasticsearch Kibana

ambud / fio.fio

Last active February 27, 2017 23:46

FIO

	# Test job that demonstrates how to use the latency target
	# profiling. Fio will find the queue depth between 1..128
	# that fits within the latency constraints of this 4k random
	# read workload.

	[global]
	bs=4k
	rw=randrw
	random_generator=lfsr
	direct=1

ambud / benchmark.sh

Created March 20, 2017 16:10

Kafka Benchmark

	#!/bin/bash
	#
	# Author: Ambud Sharma
	#
	# Purpose: To run kafka Kafka Producer / Consumer benchmark and create results
	#
	export NUM_RECORDS=10000000
	export TOPIC_NAME_PREFIX="perf"
	export CLUSTER_SIZE=3
	export DRIVE_COUNT=1

ambud / install-driver.sh

Last active January 4, 2023 07:15

AWS ENA Driver Installation

	#!/bin/bash
	#
	# Author: Ambud Sharma
	# Purpose: Install AWS ENA driver for Enhanced Networking
	#
	sudo yum -y install kernel-devel-$(uname -r)
	sudo yum -y install gcc git

	git clone https://github.com/amzn/amzn-drivers.git
	cd amzn-drivers/kernel/linux/ena

ambud / NodeRecovery.java

Last active June 13, 2018 19:13

AWS EBS Instance Autostart

	package com.srotya.lambda.noderecovery;

	import java.util.Arrays;
	import java.util.HashMap;
	import java.util.Map;

	import com.amazonaws.auth.AWSCredentialsProvider;
	import com.amazonaws.auth.DefaultAWSCredentialsProviderChain;
	import com.amazonaws.services.ec2.AmazonEC2;
	import com.amazonaws.services.ec2.AmazonEC2ClientBuilder;

ambud / harden.sh

Last active August 16, 2019 07:39

HDP Kafka ZK Hardening script

ambud / RegexPrincipalToLocal.java

Created April 10, 2017 23:15

Storm Regex Principal Mapper

	/**
	* Copyright 2017 Ambud Sharma
	*
	* 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