{
    "cells": [{
        "cell_type": "markdown",
        "metadata": {},
        "source": [
            "# Ray UI\n", "\n",
            "Start the UI with **Kernel -> Restart and Run All**."
        ]
    }, {
        "cell_type": "code",
        "execution_count": null,
        "metadata": {},
        "outputs": [],
        "source": [
            "import os\n", "import ray\n",
            "import ray.experimental.ui as ui\n", "\n",
            "ray.init(redis_address=os.environ[\"REDIS_ADDRESS\"])"
        ]
    }, {
        "cell_type": "markdown",
        "metadata": {},
        "source": ["#### Task trace timeline."]
    }, {
        "cell_type": "markdown",
        "metadata": {},
        "source": [
            "To view arrows, go to View Options and select Flow Events."
        ]
    }, {
        "cell_type": "code",
        "execution_count": null,
        "metadata": {},
        "outputs": [],
        "source": ["ui.task_timeline()"]
    }, {
        "cell_type": "markdown",
        "metadata": {},
        "source": ["#### Object transfer timeline."]
    }, {
        "cell_type": "code",
        "execution_count": null,
        "metadata": {},
        "outputs": [],
        "source": ["ui.object_transfer_timeline()"]
    }, {
        "cell_type": "markdown",
        "metadata": {},
        "source": ["#### Task durations."]
    }, {
        "cell_type": "code",
        "execution_count": null,
        "metadata": {},
        "outputs": [],
        "source": ["ui.task_completion_time_distribution()"]
    }, {
        "cell_type": "markdown",
        "metadata": {},
        "source": ["#### CPU usage."]
    }, {
        "cell_type": "code",
        "execution_count": null,
        "metadata": {},
        "outputs": [],
        "source": ["ui.cpu_usage()"]
    }, {
        "cell_type": "markdown",
        "metadata": {},
        "source": ["#### Cluster usage."]
    }, {
        "cell_type": "code",
        "execution_count": null,
        "metadata": {},
        "outputs": [],
        "source": ["ui.cluster_usage()"]
    }],
    "metadata": {
        "kernelspec": {
            "display_name": "Python 3",
            "language": "python",
            "name": "python3"
        },
        "language_info": {
            "codemirror_mode": {
                "name": "ipython",
                "version": 3
            },
            "file_extension": ".py",
            "mimetype": "text/x-python",
            "name": "python",
            "nbconvert_exporter": "python",
            "pygments_lexer": "ipython3",
            "version": "3.6.1"
        }
    },
    "nbformat": 4,
    "nbformat_minor": 2
}