harris-ahmad
diff --git a/‎Lecture 23.md
+290 b/‎Lecture 23.md
+290
diff --git a/‎README.md
+1 b/‎README.md
+1
diff --git a/‎img/Diagrams.pptx
2.02 KB b/‎img/Diagrams.pptx
2.02 KB
diff --git a/‎img/L23 Equivalent Terms.png
101 KB b/‎img/L23 Equivalent Terms.png
101 KB
diff --git a/‎img/L23 FT Hierarchy.png
15.4 KB b/‎img/L23 FT Hierarchy.png
15.4 KB
diff --git a/‎img/L23 Rados Fig 2.png
152 KB b/‎img/L23 Rados Fig 2.png
152 KB
diff --git a/‎papers/Alsberg and Day.pdf
731 KB b/‎papers/Alsberg and Day.pdf
731 KB
diff --git a/‎papers/Frank Schmuck PhD Paper.pdf
4.02 MB b/‎papers/Frank Schmuck PhD Paper.pdf
4.02 MB
diff --git a/‎papers/Ladin and Liskov.pdf
927 KB b/‎papers/Ladin and Liskov.pdf
927 KB
diff --git a/‎papers/Paxos vs RAFT.pdf
176 KB b/‎papers/Paxos vs RAFT.pdf
176 KB
diff --git a/‎papers/TCOEDS.pdf
829 KB b/‎papers/TCOEDS.pdf
829 KB
diff --git a/‎papers/VS Replication.pdf
1.32 MB b/‎papers/VS Replication.pdf
1.32 MB
diff --git a/‎papers/VirtTime_GlobState.pdf
191 KB b/‎papers/VirtTime_GlobState.pdf
191 KB
diff --git a/‎papers/birman91multicast.pdf
4.86 MB b/‎papers/birman91multicast.pdf
4.86 MB
diff --git a/‎papers/fidge88timestamps.pdf
549 KB b/‎papers/fidge88timestamps.pdf
549 KB
diff --git a/‎papers/paxoscommit-tods2006.pdf
247 KB b/‎papers/paxoscommit-tods2006.pdf
247 KB
diff --git a/‎papers/pbft.pdf
744 KB b/‎papers/pbft.pdf
744 KB
diff --git a/‎papers/rados.pdf
213 KB b/‎papers/rados.pdf
213 KB
diff --git a/‎papers/raft.pdf
554 KB b/‎papers/raft.pdf
554 KB
@@ -28,3 +28,4 @@ Due to the Covid-19 lockdown being enforced at the time, these lectures had to b
 | [Lecture 20](./Lecture%2020.md)<br>May&nbsp;18<sup>th</sup>,&nbsp;2020 | Online systems vs. Offline systems<br>Raw data vs. Derived data<br>Introduction to Google's MapReduce framework<br>MapReduce example: transform a forward index into an inverted index
 | [Lecture 21](./Lecture%2021.md)<br>May&nbsp;20<sup>th</sup>,&nbsp;2020 | MapReduce<ul><li>Types</li><li>Approach to fault tolerance</li><li>Combine functions</li><li>More examples</li></ul> | MapReduce phases
 | [Lecture 22](./Lecture%2022.md)<br>May&nbsp;29<sup>th</sup>,&nbsp;2020 | The math behind replica conflict resolution<ul><li>Upper bounds</li><li>Least upper bounds</li><li>Join-semilattices</li></ul> | Strong convergence<br>Partial orders
+| [Lecture 23](./Lecture%2023.md)<br>June&nbsp;1<sup>st</sup>,&nbsp;2020 | Filling in the gaps: Overviews of 2-phase commit and Practical Byzantine Fault Tolerance (PBFT)<br>Quick overview of the history of:<ul><li>Lamport and Vector Clocks</li><li>Replication Strategies</li><li>Consensus</li><li>Replication Needs Consensus</li></ul>