ashrithr

#!/usr/bin/env bash
#
# Simulates mixed workload on HBase using YCSB
# Author: Ashrith (ashrith at cloudwick dot com)
# Date: Wed, 16 2014
#

#
# You may want to tweak these variables to change the workload's behavior
#

ashrithr

package com.cloudwick.hdfs;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

ashrithr

#######BEGIN SCRIPT############
#!/bin/bash
# This checks that the specified file is less than 28 hours old.
# returns 0 if younger than 28 hours.
# returns 1 if older than 28 hours.
 
#funtion arguments -> filename to comapre against curr time
function comparedate() {
if [ ! -f $1 ]; then
  echo "file $1 does not exist"

ashrithr

import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import org.apache.hadoop.yarn.api.records.ApplicationId;
import org.apache.hadoop.yarn.api.records.ApplicationReport;
import org.apache.hadoop.yarn.api.records.YarnApplicationState;
import org.apache.hadoop.yarn.client.api.YarnClient;
import org.apache.hadoop.yarn.conf.YarnConfiguration;
import org.apache.hadoop.yarn.exceptions.YarnException;

ashrithr

# -*- mode: ruby -*-
# vi: set ft=ruby :

boxes = [
  {
    name: "server1.local",
    eth1: "192.168.0.101",
    mem: 1024,
    cpu: 1
  },

ashrithr

#!/bin/sh
# Darkify Slack on Mac OS or Linux.

# curl https://gist.githubusercontent.com/ryanpcmcquen/8a7ddc72460eca0dc1f2dc389674dde1/raw/darkify_slack.sh | sh

if [ "`uname -s`" = "Darwin" ]; then
    SLACK_INTEROP_JS="/Applications/Slack.app/Contents/Resources/app.asar.unpacked/src/static/ssb-interop.js"
else
    SLACK_INTEROP_JS="/usr/lib/slack/resources/app.asar.unpacked/src/static/ssb-interop.js"
fi

ashrithr

Instructions

1. Install Karabiner Elements
2. Open your karabiner.json file (it will be in ~/.config/karabiner/karabiner.json).
3. Find complex_modifications. It will have a key rules that takes a list ("rules": [...]).
4. Inside the square brackets, paste this:

{
    "description": "Change Caps Lock + I/J/K/L to Arrow Keys",

ashrithr

Installing Graphite:

Graphite does two things:

1. Store numeric time-series data
2. Render graphs of this data on demand

What Graphite does not do is collect data for you, however there are some tools out there that know

ashrithr

# 2k was used as warmup

Projects used:

https://github.com/schmitch/performance

Hardware Client: MacBook Pro 11,3 - Intel(R) Core(TM) i7-4850HQ CPU @ 2.30GHz with a Broadcom NetXtreme Gigabit Ethernet Controller
Network Switch: Consumer grade 5 Port
Hardware Server: Intel(R) Xeon(R) CPU E5-2670 0 @ 2.60GHz (HT enabled)

ashrithr

#! /bin/bash

GCC_VERSION="5.2.0"
WORKDIR="$HOME/src/"
INSTALLDIR="/platform"

## NOTE: XCode must be installed (through App Store) and the following run to install command-line tools.
## THIS IS IMPORTANT! Among other things, it creates '/usr/include' and installs the system header files.
# xcode-select --install