Rin
/
snek-tech-blog
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Add notice about dRAID

feature/font
AtelierSnek 2022-10-31 22:33:47 +11:00
parent bb3bd1de60
commit 89592f69c7
1 changed files with 8 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
content/posts/server-build.md
View File

@ -4,6 +4,9 @@ date: 2022-10-31T17:00:00+11:00
draft: false draft: false
showSummary: true showSummary: true
summary: "We've wanted to build a home lab for a long time. Here's how it went." summary: "We've wanted to build a home lab for a long time. Here's how it went."
series:
- "Home Server Build-Out"
series_order: 1
--- ---
# Part One: Specification # Part One: Specification
@ -11,6 +14,7 @@ summary: "We've wanted to build a home lab for a long time. Here's how it went."
## Background ## Background
We've wanted to build a home lab for a long, long time, but never got around to it. We've wanted to build a home lab for a long, long time, but never got around to it.
**(Selene)** However, a certain someone was complaining about disaster recovery and migrating workloads to us, **(Selene)** However, a certain someone was complaining about disaster recovery and migrating workloads to us,
and that turned out to be just the push we needed to get this rolling. and that turned out to be just the push we needed to get this rolling.
@ -127,6 +131,10 @@ good random IO performance, and not too expensive. Two of these sets us back 600
Our final storage array consists of 12 ✕ 16 TB Seagate Exos Drives, and 2 ✕ 500GB Seagate FireCuda 530s. Our final storage array consists of 12 ✕ 16 TB Seagate Exos Drives, and 2 ✕ 500GB Seagate FireCuda 530s.
With 8 data slices, 3 parity slices, and 1 hot spare slice, we should end up with approximately 110 TB of usable space. With 8 data slices, 3 parity slices, and 1 hot spare slice, we should end up with approximately 110 TB of usable space.
{{< alert >}}
**(Ashe)** It is worth mentioning here that dRAID does not allow for variable stripe width due to how sequential
resilvering works, so compression ratios and real vs on-disk utilisation may suffer.
{{< /alert >}}
### The CPU ### The CPU
We're going to make an executive decision and go with an AMD EPYC CPU, because we've always wanted to use one. We're going to make an executive decision and go with an AMD EPYC CPU, because we've always wanted to use one.
That said, we have a few options: That said, we have a few options: