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Update HA resource descriptions 

* Use `GiB memory` to describe memory needs.
* Add local storage recommendation for monitoring node.
* Better align CPU/Memory to match common cloud provider instnace types.
* Update requirements based on the new 10k user standard.
This commit is contained in:
Ben Kochie 2019-07-23 18:14:35 +02:00
parent cbceb1ce7e
commit b0d9b9fc7b
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2 changed files with 18 additions and 22 deletions
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16
doc/administration/high_availability/README.md
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@ -172,14 +172,14 @@ environment that supports about 10,000 users. The specifications below are a
representation of the work so far. The specifications may be adjusted in the
future based on additional testing and iteration.
- 3 PostgreSQL - 4 CPU, 8GB RAM per node
- 1 PgBouncer - 2 CPU, 4GB RAM
- 2 Redis - 2 CPU, 8GB RAM per node
- 3 Consul/Sentinel - 2 CPU, 2GB RAM per node
- 4 Sidekiq - 4 CPU, 8GB RAM per node
- 5 GitLab application nodes - 20 CPU, 64GB RAM per node
- 1 Gitaly - 20 CPU, 64GB RAM
- 1 Monitoring node - 4 CPU, 8GB RAM
- 3 PostgreSQL - 4 CPU, 16GiB memory per node
- 1 PgBouncer - 2 CPU, 4GiB memory
- 2 Redis - 2 CPU, 8GiB memory per node
- 3 Consul/Sentinel - 2 CPU, 2GiB memory per node
- 4 Sidekiq - 4 CPU, 16GiB memory per node
- 5 GitLab application nodes - 16 CPU, 64GiB memory per node
- 1 Gitaly - 16 CPU, 64GiB memory
- 1 Monitoring node - 2 CPU, 8GiB memory, 100GiB local storage
### Fully Distributed

24
doc/install/requirements.md
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@ -63,13 +63,11 @@ NOTE: **Note:** Since file system performance may affect GitLab's overall perfor
### CPU
- 1 core supports up to 100 users but the application can be a bit slower due to having all workers and background jobs running on the same core
- **2 cores** is the **recommended** number of cores and supports up to 500 users
- 4 cores supports up to 2,000 users
- 8 cores supports up to 5,000 users
- 16 cores supports up to 10,000 users
- 32 cores supports up to 20,000 users
- 64 cores supports up to 40,000 users
- More users? Run it on [multiple application servers](https://about.gitlab.com/high-availability/)
- **2 cores** is the **recommended** minimum number of cores and supports up to 100 users
- 4 cores supports up to 500 users
- 8 cores supports up to 1,000 users
- 32 cores supports up to 5,000 users
- More users? Run it high-availability on [multiple application servers](https://about.gitlab.com/high-availability/)
### Memory
@ -80,13 +78,11 @@ less memory GitLab will give strange errors during the reconfigure run and 500
errors during usage.
- 4GB RAM + 4GB swap supports up to 100 users but it will be very slow
- **8GB RAM** is the **recommended** memory size for all installations and supports up to 100 users
- 16GB RAM supports up to 2,000 users
- 32GB RAM supports up to 4,000 users
- 64GB RAM supports up to 8,000 users
- 128GB RAM supports up to 16,000 users
- 256GB RAM supports up to 32,000 users
- More users? Run it on [multiple application servers](https://about.gitlab.com/high-availability/)
- **8GB RAM** is the **recommended** minimum memory size for all installations and supports up to 100 users
- 16GB RAM supports up to 500 users
- 32GB RAM supports up to 1,000 users
- 128GB RAM supports up to 5,000 users
- More users? Run it high-availability on [multiple application servers](https://about.gitlab.com/high-availability/)
We recommend having at least [2GB of swap on your server](https://askubuntu.com/a/505344/310789), even if you currently have
enough available RAM. Having swap will help reduce the chance of errors occurring