---
title: "Discussion on \"The disaggregated write-ahead log\" | Hashnode"
description: "Discussion on \"The disaggregated write-ahead log\". The traditional way replicated systems are architected is to physically co-locate the write-ahead log (WAL) on the nodes where the state is being maintained. Then a consensus protocol like Paxos or Raft is used to make sure the log on each replica ag..."
url: "https://hashnode.com/posts/disaggregated-wal/654bbaf8c6b1d39625596aec"
---

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# [The disaggregated write-ahead log](https://blog.schmizz.net/disaggregated-wal?utm_source=hashnode&utm_medium=feed)

The traditional way replicated systems are architected is to physically co-locate the write-ahead log (WAL) on the nodes where the state is being maintained. Then a consensus protocol like Paxos or Raft is used to make sure the log on each replica ag...

Nov 8, 2023 · 4 min read · blog.schmizz.net  
Updated Feb 23, 2024  
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-   [#distributed-system](https://hashnode.com/tag/distributed-system)
-   [#databases](https://hashnode.com/tag/databases)
-   [#distributed-database](https://hashnode.com/tag/distributed-database)
-   [#streaming](https://hashnode.com/tag/streaming)
-   [#system-design](https://hashnode.com/tag/system-design)

## Written by

[Shikhar Bhushan](https://hashnode.com/@shikhrr)

@shikhrr

  
[View profile](https://hashnode.com/@shikhrr)

Founder, Stream Store

Building S2

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