On modern hardware a cow page copy should only take 1-5ms. Redis forks to save t... | Hacker News

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m00x 32 days ago | parent | context | favorite | on: Moving beyond fork() + exec()

On modern hardware a cow page copy should only take 1-5ms. Redis forks to save the db to disk and it's been a solid design choice.

I guess it depends on how sensitive your application is to main thread pauses.

trumpdong 32 days ago | [–]

So like 1000-5000s if you have 4GB of data? Over an hour?

Joker_vD 32 days ago | | [–]

Redis absolutely suffers from long-executing fork() in practice, its developers even griped about it a couple of times on their blog.

tempest_ 32 days ago | [–]

I have found that design choice to be annoying

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