IntroductionToParallelProgramming-rise.ipynb

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   "source": [
    "# Introduction to Parallel Programming\n"
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    "# Terminology\n",
    "\n",
    "* **Node** A standalone \"computer\" - Comprised of multiple CPUs/cores/processors.  Nodes are networked together to form a \"supercomputer\"\n",
    "\n",
    "* **CPU/Socket/Processor/Core** - A singular execution point in a computer.\n",
    "\n",
    "* **Task** - A logically discrete section of computational work.  A parallel program consists of multiple tasks running on multiple processors simultaneously.\n"
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    "# Parallel Architectures\n",
    "\n",
    "<table>\n",
    "    <tr style=\"background-color:transparent\">\n",
    "        <td><img src=\"images/distributed_mem.png\" width=300/></td>\n",
    "        <td><img src=\"images/shared_mem.png\" width=300/></td>\n",
    "    </tr>\n",
    "    <tr style=\"background-color:transparent\">\n",
    "        <td>[Image Source](https://computing.llnl.gov/tutorials/parallel_comp/images/distributed_mem.gif)</td>\n",
    "        <td>[Image Source](https://computing.llnl.gov/tutorials/parallel_comp/images/shared_mem.gif)</td>\n",
    "    </tr>\n",
    "    <tr style=\"background-color:transparent\">\n",
    "        <td style=\"text-align:center\"><font size=\"4\">Distributed Memory</font></td>\n",
    "        <td style=\"text-align:center\"><font size=\"4\">Shared Memory</font></td>\n",
    "    </tr>\n",
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    "# Hybrid-Parallel Architectures\n",
    "\n",
    "<table>\n",
    "    <tr style=\"background-color:transparent\">\n",
    "        <td><img src=\"images/hybrid_mem.png\" width=300/></td>\n",
    "        <td><img src=\"images/hybrid_mem2.png\" width=300/></td>\n",
    "    </tr>\n",
    "    <tr style=\"background-color:transparent\">\n",
    "        <td>[Image Source](https://computing.llnl.gov/tutorials/parallel_comp/images/hybrid_mem.gif)</td>\n",
    "        <td>[Image Source](https://computing.llnl.gov/tutorials/parallel_comp/images/hybrid_mem2.gif)</td>\n",
    "    </tr>\n",
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    "# Common Parallel Progamming Models\n",
    "\n",
    "* Shared Memory \n",
    "  * CPU (POSIX Threads, OpenMP, OpenACC, Intel TBB)\n",
    "  * GPGPU (CUDA, OpenCL, OpenACC)\n",
    "  * Intel MIC (Offloading, MYO)\n",
    "  \n",
    "* Distrubed Memory\n",
    "  * MPI (*the de facto standard*)\n",
    "\n",
    "* Hybrid\n",
    "  * MPI + Shared\n"
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    "# Design of Parallel Programs\n",
    "\n",
    "Partitioning is the most common design in engineering applications\n",
    "\n",
    "<table>\n",
    "    <tr style=\"background-color:transparent\">\n",
    "        <td><img src=\"images/domain_decomp.png\" width=400/></td>\n",
    "    </tr>\n",
    "</table>\n",
    "[Image Source](https://computing.llnl.gov/tutorials/parallel_comp/images/domain_decomp.gif)\n"
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   "source": [
    "# Resources\n",
    "\n",
    "https://computing.llnl.gov/tutorials/parallel_comp/\n"
   ]
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