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author | Alex <alex@adnab.me> | 2021-04-30 15:47:11 +0200 |
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committer | Alex <alex@adnab.me> | 2021-04-30 15:47:11 +0200 |
commit | b1f60579a13d3c5eba7f74b1775c84639ea9b51a (patch) | |
tree | 2581343ea7a97118064191ce06639e72d37bfa20 /doc/talks/2021-04-28_spirals-team/introduction.tex | |
parent | dcfc32cf85bc6276fdff2492898c1cbb527e9b9d (diff) | |
parent | be3b1d8f91b7e9a42dee9083ee0e9ebf52bbc57f (diff) | |
download | garage-b1f60579a13d3c5eba7f74b1775c84639ea9b51a.tar.gz garage-b1f60579a13d3c5eba7f74b1775c84639ea9b51a.zip |
Merge pull request 'created doc/talks subfolder and added my talk and the previous one done at the wide team' (#67) from talks into main
Reviewed-on: https://git.deuxfleurs.fr/Deuxfleurs/garage/pulls/67
Diffstat (limited to 'doc/talks/2021-04-28_spirals-team/introduction.tex')
-rw-r--r-- | doc/talks/2021-04-28_spirals-team/introduction.tex | 99 |
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diff --git a/doc/talks/2021-04-28_spirals-team/introduction.tex b/doc/talks/2021-04-28_spirals-team/introduction.tex new file mode 100644 index 00000000..a977c09b --- /dev/null +++ b/doc/talks/2021-04-28_spirals-team/introduction.tex @@ -0,0 +1,99 @@ +\section{Introduction} + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +\begin{frame}{A very casual motivation} + + +\begin{center} +\Large +I want to host \textbf{resilient web services} with \textbf{acceptable performance} on commodity hardware behind \textbf{household networks}. +\end{center} +\vfill + +\begin{block}{Keywords} +\begin{columns} +\column{.5\columnwidth} + \begin{itemize} + \item Decentralised networks + \item Edge computing + \end{itemize} +\column{.5\columnwidth} + \begin{itemize} + \item Distributed storage + \item Privacy + \end{itemize} +\end{columns} +\end{block} + +\end{frame} + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +\begin{frame}{Context} + +\textbf{Resilience}: Ability to recover quickly from failures and changes. +\vspace{1ex} + +Only achievable through distribution of the hosted applications across several physical locations. +\vfill + + +\begin{block}{Application = \textbf{computations} on \textbf{data}} +\begin{itemize} + \item \textbf{Computation}: Stateless; easy to distribute \& orchestrate. + % where it is performed does not matter as long as the application's state is accessible R/W + %Computation units are "easy" to distribute and orchestrate. + + \item \textbf{Data}: Stateful; hard to distribute \& full of trade-offs. +\end{itemize} +\end{block} + +\end{frame} + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +\begin{frame}{Concurrent writes example}{How to lose vaccines} + +\centering + +\includegraphics[width=.5\columnwidth]{figures/conflict_problem.pdf} +\end{frame} + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +\begin{frame}{The problem} + +% \textbf{Path dependency}: existing data stores are built for data centres. + +% $\implies$ They assume good inter-node connectivity. +% \vfill + +\begin{center} +\Large +Can we design an available data store tailored for adverse network conditions? +\end{center} + +\end{frame} + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +% Maybe more framing of the context. What kind of data storage? Object vs Block vs what? +% \begin{frame}{``Stateless'', ``serverless'', and the elephant in the room} + +% It seems easy to deploy \& administer web services nowadays ... + +% Because the inherent complexity is shadowed by proprietary ``cloud'' solutions. + +% The IT crowd can gloss over ``statelessness'' \emph{ad nauseam} ... + +% But storing \emph{state} remains an open research problem. + +% Data storage is either: + +% \begin{itemize} +% \item A single point of failure; +% \item Delegated to proprietary solutions; +% \item Pain. +% \end{itemize} + +% Today, we will review networked storage's history, and discuss open research questions. + +% \end{frame}
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