IMPORTANT: DON’T TRY THIS IN PRODUCTION. As demonstrated by Marko (see comments), it may corrupt your data. In a post, written a few months ago, I found that using EXT4 transactions with the “data=journal” mount option, improves the write performance significantly, by 55%, without putting data at risk. Many people commented on the post mentioning they were not able to reproduce the results and thu
![Update on the InnoDB double-write buffer and EXT4 transactions](https://cdn-ak-scissors.b.st-hatena.com/image/square/b56e86e78d4cf20ae5da5f8f28fac0531d82e826/height=288;version=1;width=512/https%3A%2F%2Fwww.percona.com%2Fblog%2Fwp-content%2Fuploads%2F2020%2F05%2FBlog_SignUp.jpg)