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Migrating from AWS to Hetzner

digitalsociety.coop

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Re: Migrating from AWS to Hetzner

#21

I think you can get much farther with dedicated servers. I run a couple of nodes on Hetzner. The performance you get from a dedicated machine even if it is a 3 year old machine that you can get on server auction is absolutely bonkers and cannot be compared to VMs. The thing is that most of the server hardware is focused towards high core count, low clock speed processors that optimize for I/O rather than compute. It…

It can affect system design. Just chuck it all on one box! And it will be crazy fast.

Re: Migrating from AWS to Hetzner

#22

Having deployed servers well before AWS was a thing, AWS alwyas felt incredibly overpriced. The only benefit you get is reliability, temporary network issues on AWS are not a thing. On DigitalOcean they are fairly bad (I lose thousands of requests almost every month and I get pennies in credit back when I complain - while my users churning cost way more), on Hetzner I've heard mixed reviews. Some people complains, so…

> Having deployed servers well before AWS was a thing, AWS alwyas felt incredibly overpriced.

Yeah, I remember when AWS first appeared, and the value proposition was basically "It's expensive but you can press a button and a minute later you have a new instance, so we can scale really quickly". For the companies that know more or less the workload they have during a week don't really get any benefits, just more expensive monthly bills.

But somewhere along the line, people started thinking it was easier to use AWS than the alternatives, and I even heard people saying it's cheaper...

Re: Migrating from AWS to Hetzner

#23

Hetzner is really great until you try to scale with them. We started building our service on top of Hetzner and had couple 100s of VMs running and during peak time we had to scale them to over 1000 VMs. And here couple of problems started, you get pretty often IPs which are black listed, so if you try to connect to services hosted by Google, AWS like S3 etc. you can't reach them. Also at one point there were no VMs a…

Blacklisted by whom?

Re: Migrating from AWS to Hetzner

#24
Related: Michael Kennedy moved TalkPython [0] hosting to Hetner in 2024. There's a blog about the move here [1] and a follow up after Hetzner changed some pricing policy [2].

He's also just released a book on hosting scale production Python apps [3]. Haven't read yet though would assume it'll get covered there in more detail too.

--

[0] https://talkpython.fm/

[1] https://talkpython.fm/blog/posts/we-have-moved-to-hetzner/

[2] https://talkpython.fm/blog/posts/update-on-hetzner-changes-p...

[3] https://talkpython.fm/books/python-in-production

Re: Migrating from AWS to Hetzner

#25

You got me with the title and I was curious at first but then I got to the part where it shows the bill and realized this is just toy project.

You can tell if a project is a toy or not based on the bill? How about actually looking at what they do? https://digitalsociety.coop/

It's literally a agency doing professional development for others, among other services. Clearly not "toys".

HN dismissals are going down in quality, at least they used to be well researched some years ago. Now people just spew out the first thing that comes up in their mind, and zero validation before hitting that "reply" button.

Re: Migrating from AWS to Hetzner

#27

Hetzner is really great until you try to scale with them. We started building our service on top of Hetzner and had couple 100s of VMs running and during peak time we had to scale them to over 1000 VMs. And here couple of problems started, you get pretty often IPs which are black listed, so if you try to connect to services hosted by Google, AWS like S3 etc. you can't reach them. Also at one point there were no VMs a…

Worth noting that this seems to be about Hetzners cloud product, not the dedicated servers. The cloud product is relatively new, and most of the people who move to Hetzner do so because of the dedicated instances, not to use their cloud.

Re: Migrating from AWS to Hetzner

#30

I think you can get much farther with dedicated servers. I run a couple of nodes on Hetzner. The performance you get from a dedicated machine even if it is a 3 year old machine that you can get on server auction is absolutely bonkers and cannot be compared to VMs. The thing is that most of the server hardware is focused towards high core count, low clock speed processors that optimize for I/O rather than compute. It…

Be warned though that, when renting dedicated servers, there are certain issues you might have to deal with that usually aren't a factor when renting a VPS.

For example, I got a dedicated server from Hetzner earlier this year with a consumer Ryzen CPU that had unstable SIMD (ZFS checksums would randomly fail, and mprime also reported errors). Opened a ticket about it and they basically told me it wasn't an issue because their diagnostics couldn't detect it.

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