●●●● ●●●● ●●●● ●●●● Directed searches ●●●● ●●●● o Idea Assign particular nodes to hold particular content (or know where it is) o When a node wants this content, go to the node that is supposes to hold it (or know where it is ● Challenges Avoid bottlenecks: distribute the responsibilities evenly' among the existing nodes o Adaptation to nodes joining or leaving(or failing Give responsibilities to joining nodes Redistribute responsibilities from leaving nodes Peer-to-Peer Networks -P. FelberPeer-to-Peer Networks — P. Felber 5 Directed Searches ⚫ Idea ⚫ Assign particular nodes to hold particular content (or know where it is) ⚫ When a node wants this content, go to the node that is supposes to hold it (or know where it is) ⚫ Challenges ⚫ Avoid bottlenecks: distribute the responsibilities “evenly” among the existing nodes ⚫ Adaptation to nodes joining or leaving (or failing) ⚫ Give responsibilities to joining nodes ⚫ Redistribute responsibilities from leaving nodes