Clocks

Distributed Snapshots

Snapshot in distributed systems, i.e. on all the nodes in a cluster, is a challenging problem because nodes in a cluster don’t have a global clock.

Sep 13, 2022 •

Clocks: Logical Clocks(II)

Vector clocks are an extension of Lamport clocks, where each node knows about the logical time of all the other nodes.

Aug 5, 2022 •

Clocks: Logical Clocks

Logical clocks represent time through a virtual implementation, that represents a monotonically increasing value.

Jul 30, 2022 •

Clocks: Physical Clock Synchronization

NTP is an internet protocol used to synchronize with computer clock time sources in a network. NTP leverages UDP protocol

Jul 7, 2022 •

Clocks: It’s not that simple!

A real-time clock (RTC) is a computer clock, usually in the form of an integrated circuit(IC) that is solely built for keeping time.

Jul 5, 2022 •

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