{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### End to End demo of starting spot instance in AWS"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "%reload_ext autoreload\n",
    "%autoreload 2\n",
    "%matplotlib inline"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [],
   "source": [
    "from aws_setup import *"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "name='fast-ai'"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "vpc = create_vpc(name)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[ec2.Vpc(id='vpc-ee793297')]"
      ]
     },
     "execution_count": 9,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "list(ec2.vpcs.filter(Filters=[{'Name':'tag:Name', 'Values':[name]}]))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Created keypair\n"
     ]
    }
   ],
   "source": [
    "create_ec2_keypair(name)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### Request Spot instance"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 25,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "instance_name = f'{name}-instance'\n",
    "instance_type = 'c5.xlarge'"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 26,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'0.062500'"
      ]
     },
     "execution_count": 26,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "spot_prices = get_spot_prices(); spot_prices[instance_type]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 21,
   "metadata": {
    "collapsed": true
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[('m3.medium', '0.006700'),\n",
       " ('m1.medium', '0.008700'),\n",
       " ('t2.medium', '0.013900'),\n",
       " ('c3.large', '0.027300'),\n",
       " ('c4.large', '0.028700'),\n",
       " ('r3.large', '0.030800'),\n",
       " ('m2.2xlarge', '0.049000'),\n",
       " ('c1.xlarge', '0.052000'),\n",
       " ('t2.xlarge', '0.055700'),\n",
       " ('t2.large', '0.055800'),\n",
       " ('m3.xlarge', '0.057400'),\n",
       " ('c4.xlarge', '0.059300'),\n",
       " ('c3.xlarge', '0.059800'),\n",
       " ('m4.xlarge', '0.060200'),\n",
       " ('c5.xlarge', '0.062500'),\n",
       " ('r3.xlarge', '0.069400'),\n",
       " ('r4.xlarge', '0.085600'),\n",
       " ('m2.4xlarge', '0.098000'),\n",
       " ('i3.xlarge', '0.102600'),\n",
       " ('c3.2xlarge', '0.113000'),\n",
       " ('c5.large', '0.122100'),\n",
       " ('r4.large', '0.123500'),\n",
       " ('m5.large', '0.123600'),\n",
       " ('m4.2xlarge', '0.123600'),\n",
       " ('r3.2xlarge', '0.133300'),\n",
       " ('c5.2xlarge', '0.140600'),\n",
       " ('m5.2xlarge', '0.147600'),\n",
       " ('r4.2xlarge', '0.154700'),\n",
       " ('c4.2xlarge', '0.160700'),\n",
       " ('h1.2xlarge', '0.165000'),\n",
       " ('m1.large', '0.175000'),\n",
       " ('i3.2xlarge', '0.191800'),\n",
       " ('m1.xlarge', '0.219000'),\n",
       " ('c3.4xlarge', '0.235000'),\n",
       " ('c4.4xlarge', '0.241100'),\n",
       " ('g2.2xlarge', '0.250800'),\n",
       " ('m4.4xlarge', '0.288400'),\n",
       " ('r3.4xlarge', '0.299000'),\n",
       " ('c5.4xlarge', '0.304000'),\n",
       " ('h1.4xlarge', '0.330000'),\n",
       " ('r4.4xlarge', '0.354000'),\n",
       " ('i3.4xlarge', '0.377100'),\n",
       " ('p2.xlarge', '0.454000'),\n",
       " ('m3.2xlarge', '0.482600'),\n",
       " ('c3.8xlarge', '0.491400'),\n",
       " ('x1e.2xlarge', '0.500400'),\n",
       " ('c4.8xlarge', '0.506300'),\n",
       " ('i2.2xlarge', '0.511500'),\n",
       " ('r3.8xlarge', '0.521300'),\n",
       " ('m4.10xlarge', '0.601800'),\n",
       " ('f1.2xlarge', '0.628000'),\n",
       " ('d2.2xlarge', '0.635000'),\n",
       " ('g3.8xlarge', '0.699500'),\n",
       " ('r4.8xlarge', '0.700400'),\n",
       " ('i3.8xlarge', '0.797700'),\n",
       " ('p3.2xlarge', '0.933500'),\n",
       " ('x1e.4xlarge', '1.000800'),\n",
       " ('g3.4xlarge', '1.078000'),\n",
       " ('r4.16xlarge', '1.095900'),\n",
       " ('c5.18xlarge', '1.150100'),\n",
       " ('i2.4xlarge', '1.231300'),\n",
       " ('cc2.8xlarge', '1.261500'),\n",
       " ('h1.16xlarge', '1.320000'),\n",
       " ('i3.16xlarge', '1.497600'),\n",
       " ('m5.24xlarge', '1.516500'),\n",
       " ('g2.8xlarge', '1.671100'),\n",
       " ('x1e.8xlarge', '2.001600'),\n",
       " ('i2.8xlarge', '2.046000'),\n",
       " ('h1.8xlarge', '2.132000'),\n",
       " ('p2.8xlarge', '2.160000'),\n",
       " ('c5.9xlarge', '2.197600'),\n",
       " ('d2.8xlarge', '2.334000'),\n",
       " ('cr1.8xlarge', '3.500000'),\n",
       " ('m4.16xlarge', '3.906800'),\n",
       " ('x1.32xlarge', '4.001400'),\n",
       " ('p3.16xlarge', '10.288000'),\n",
       " ('p3.8xlarge', '12.488000'),\n",
       " ('f1.16xlarge', '13.200000'),\n",
       " ('x1e.32xlarge', '26.688000')]"
      ]
     },
     "execution_count": 21,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "sorted(spot_prices.items(), key=lambda x: float(x[1]))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 24,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[('c5.xlarge', '0.062500'),\n",
       " ('c5.large', '0.122100'),\n",
       " ('c5.2xlarge', '0.140600'),\n",
       " ('c5.4xlarge', '0.304000'),\n",
       " ('c5.18xlarge', '1.150100'),\n",
       " ('c5.9xlarge', '2.197600')]"
      ]
     },
     "execution_count": 24,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "sorted([o for o in spot_prices.items() if o[0].startswith('c5')], key=lambda x: float(x[1]))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 27,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "launch_specs = LaunchSpecs(vpc, instance_type=instance_type).build()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 28,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Waiting on spot fullfillment...\n",
      "Fullfillment completed. InstanceId: i-00e902bf70c696999\n",
      "Rebooting...\n",
      "Completed. SSH:  ssh -i ~/.ssh/aws-key-fast-ai.pem ubuntu@35.162.88.124\n"
     ]
    },
    {
     "data": {
      "text/plain": [
       "ec2.Instance(id='i-00e902bf70c696999')"
      ]
     },
     "execution_count": 28,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "instance = create_spot_instance(instance_name, launch_specs); instance"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Request on demand instance (if spot error)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 68,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "# instance = create_instance(instance_name, vpc, instance_type='t2.micro'); instance"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 29,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "ec2.Instance(id='i-00e902bf70c696999')"
      ]
     },
     "execution_count": 29,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "instance = get_instance(f'{instance_name}'); instance"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### Attach EBS volume (Optional)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 30,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "volume_tag = f'{name}-ebs-volume'"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 40,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'us-west-2b'"
      ]
     },
     "execution_count": 40,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "az = list(vpc.network_interfaces.all())[0].availability_zone\n",
    "az"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 42,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'us-west-2b'"
      ]
     },
     "execution_count": 42,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "az"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 43,
   "metadata": {
    "collapsed": true
   },
   "outputs": [
    {
     "ename": "ClientError",
     "evalue": "An error occurred (InvalidParameterValue) when calling the CreateVolume operation: 'null' is not a valid taggable resource type for this operation.",
     "output_type": "error",
     "traceback": [
      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[0;31mClientError\u001b[0m                               Traceback (most recent call last)",
      "\u001b[0;32m<ipython-input-43-5d225daaeb7c>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m()\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0mvolume\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mcreate_volume\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mvolume_tag\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0maz\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0maz\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0msize\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0;36m100\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
      "\u001b[0;32m/mnt/c/Users/j/git/imagenet-fast/aws/aws_setup.py\u001b[0m in \u001b[0;36mcreate_volume\u001b[0;34m(name, az, size, volume_type)\u001b[0m\n\u001b[1;32m    238\u001b[0m     }]\n\u001b[1;32m    239\u001b[0m     volume = ec2.create_volume(Size=size, VolumeType=volume_type, TagSpecifications=tag_specs,\n\u001b[0;32m--> 240\u001b[0;31m                               AvailabilityZone=az)\n\u001b[0m\u001b[1;32m    241\u001b[0m     \u001b[0;32mreturn\u001b[0m \u001b[0mvolume\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    242\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n",
      "\u001b[0;32m~/anaconda3/lib/python3.6/site-packages/boto3/resources/factory.py\u001b[0m in \u001b[0;36mdo_action\u001b[0;34m(self, *args, **kwargs)\u001b[0m\n\u001b[1;32m    518\u001b[0m             \u001b[0;31m# instance via ``self``.\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    519\u001b[0m             \u001b[0;32mdef\u001b[0m \u001b[0mdo_action\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0;34m*\u001b[0m\u001b[0margs\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0;34m**\u001b[0m\u001b[0mkwargs\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 520\u001b[0;31m                 \u001b[0mresponse\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0maction\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0;34m*\u001b[0m\u001b[0margs\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0;34m**\u001b[0m\u001b[0mkwargs\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    521\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    522\u001b[0m                 \u001b[0;32mif\u001b[0m \u001b[0mhasattr\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0;34m'load'\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
      "\u001b[0;32m~/anaconda3/lib/python3.6/site-packages/boto3/resources/action.py\u001b[0m in \u001b[0;36m__call__\u001b[0;34m(self, parent, *args, **kwargs)\u001b[0m\n\u001b[1;32m     81\u001b[0m                     operation_name, params)\n\u001b[1;32m     82\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 83\u001b[0;31m         \u001b[0mresponse\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mgetattr\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mparent\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mmeta\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mclient\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0moperation_name\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m**\u001b[0m\u001b[0mparams\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m     84\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     85\u001b[0m         \u001b[0mlogger\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mdebug\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m'Response: %r'\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mresponse\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
      "\u001b[0;32m~/anaconda3/lib/python3.6/site-packages/botocore/client.py\u001b[0m in \u001b[0;36m_api_call\u001b[0;34m(self, *args, **kwargs)\u001b[0m\n\u001b[1;32m    312\u001b[0m                     \"%s() only accepts keyword arguments.\" % py_operation_name)\n\u001b[1;32m    313\u001b[0m             \u001b[0;31m# The \"self\" in this scope is referring to the BaseClient.\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 314\u001b[0;31m             \u001b[0;32mreturn\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m_make_api_call\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0moperation_name\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mkwargs\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    315\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    316\u001b[0m         \u001b[0m_api_call\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m__name__\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mstr\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mpy_operation_name\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
      "\u001b[0;32m~/anaconda3/lib/python3.6/site-packages/botocore/client.py\u001b[0m in \u001b[0;36m_make_api_call\u001b[0;34m(self, operation_name, api_params)\u001b[0m\n\u001b[1;32m    610\u001b[0m             \u001b[0merror_code\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mparsed_response\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mget\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m\"Error\"\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0;34m{\u001b[0m\u001b[0;34m}\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mget\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m\"Code\"\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    611\u001b[0m             \u001b[0merror_class\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mexceptions\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mfrom_code\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0merror_code\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 612\u001b[0;31m             \u001b[0;32mraise\u001b[0m \u001b[0merror_class\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mparsed_response\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0moperation_name\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    613\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    614\u001b[0m             \u001b[0;32mreturn\u001b[0m \u001b[0mparsed_response\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
      "\u001b[0;31mClientError\u001b[0m: An error occurred (InvalidParameterValue) when calling the CreateVolume operation: 'null' is not a valid taggable resource type for this operation."
     ]
    }
   ],
   "source": [
    "volume = create_volume(volume_tag, az=az, size=100)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "_ = attach_volume(instance, volume_tag, device='/dev/xvdf')"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### Create EFS"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 45,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "efs_tag = f'{name}-efs'"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 47,
   "metadata": {},
   "outputs": [],
   "source": [
    "efs = create_efs(efs_tag, vpc)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### SSH into instance"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 48,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Connecting to SSH...\n",
      "Connected!\n"
     ]
    }
   ],
   "source": [
    "client = connect_to_instance(instance)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### Mount EBS"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 49,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "('', '')"
      ]
     },
     "execution_count": 49,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "upload_path = Path.cwd()/'upload_scripts/mount_ebs.sh'\n",
    "upload_file(client, str(upload_path), 'mount_ebs.sh')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 50,
   "metadata": {},
   "outputs": [],
   "source": [
    "out, _ = run_command(client, 'chmod 755 mount_ebs.sh')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 51,
   "metadata": {},
   "outputs": [],
   "source": [
    "out, _ = run_command(client, './mount_ebs.sh --device /dev/xvdf') # no reformatting\n",
    "# out, _ = run_command(client, './mount_ebs.sh --device /dev/xvdf --reformat true')"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### Mount EFS"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 52,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'fs-080292a1.efs.us-west-2.amazonaws.com'"
      ]
     },
     "execution_count": 52,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "efs_addr = get_efs_address('fast-ai-efs'); efs_addr"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 53,
   "metadata": {},
   "outputs": [],
   "source": [
    "out, _ = run_command(client, 'mkdir ~/efs_mount')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 54,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "mount_opts = 'nfsvers=4.1,rsize=1048576,wsize=1048576,hard,timeo=600,retrans=2'\n",
    "efs_mount_cmd = f'sudo mount -t nfs -o {mount_opts} {efs_addr}:/ ~/efs_mount'"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 59,
   "metadata": {},
   "outputs": [],
   "source": [
    "out, _ = run_command(client, efs_mount_cmd)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 60,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "''"
      ]
     },
     "execution_count": 60,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "out"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 61,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "client.close()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 63,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'ssh -i /home/jhoward/.ssh/aws-key-fast-ai.pem ubuntu@35.162.88.124'"
      ]
     },
     "execution_count": 63,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "keypath=f'{Path.home()}/.ssh/aws-key-fast-ai.pem'\n",
    "username='ubuntu'\n",
    "f'ssh -i {keypath} {username}@{instance.public_ip_address}'"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": []
  }
 ],
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