Frantisek

Sorted by hot?

https://lemmy.world/post/1700925

Sorted by hot? - Lemmy.world

What algorithm is used to sort the posts on lemmy? This is [https://i.imgur.com/cjrDqLt.jpg] the 10th entry on my home feed sorted as Hot. It’s a 2 years old post. Why it is “hot” now?

Jul 18, 2023 at 7:58amWeb
Show threadBrikoXJul 18, 2023
join-lemmy.org/docs/…/07-ranking-algo.html
Ranking Algorithm

Show threadphoenix591Jul 18, 2023
a bug that was/will be fixed that mostly stoped posts from aging properly.
Optimize hot rank updates by sunaurus · Pull Request #3617 · LemmyNet/lemmy

Currently, hot ranks are only updated in our scheduled tasks for content up to a week old. This means that if content older than a week has not decayed to a hot rank of 0 yet (or if for some reason...

GitHub
Show threadBlackEcoJul 18, 2023
I believe there will need an additional commit to increase the frequency of the age update (as I understand it, it’s only once a week because the update query was too slow before this PR was merged)
Show threadphoenix591Jul 18, 2023
it does the hot update every 15 minutes now and it pretty much instantly nuked the ancient posts when I started running with it.
Show threadBlackEcoJul 18, 2023
Oh, nice! Can’t wait for the next Lemmy release the.
Show threadphoenix591Jul 18, 2023
if you’re impatient like me you could just grab the latest code from git; there’s another change in there that dramatically reduces the database size: my one person instance went from having a database dump taking 1.3 Gb to 250Mb.
Split activity table into sent and received parts (fixes #3103) by Nutomic · Pull Request #3583 · LemmyNet/lemmy

The received activities are only stored in order to avoid processing the same incoming activity multiple times. For this purpose it is completely unnecessary to store the data. So we can split the ...

GitHub
Show threadKururinJul 18, 2023
Lemmy’s algorithm is broken, it will take time to fix it. Just sort by new for now.