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Merge pull request #1389 from SvenDowideit/zfs-notes

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Some things i noticed while i was testing zfs
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Darren Shepherd
2016-11-14 07:45:13 -07:00
committed by GitHub
parent ff51ea0ac8 64d442c2a3
commit 0187b4ff92
1 changed files with 6 additions and 0 deletions
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6
docs/os/storage/using-zfs/index.md
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@@ -13,10 +13,13 @@ In order to start using ZFS, you'll need to first enable one of the [persistent
$ sudo ros console switch ubuntu
$ sudo ros service enable kernel-headers
$ sudo ros service up -d kernel-headers
$ sudo ros service logs kernel-headers
```
When RancherOS console has reloaded, you will have logged into the persistent console. The current kernel headers will need to be downloaded using the `ros service enable` and the service will be started with `ros service up -d kernel-headers`.
You can make sure that the headers are in the right place by looking at the kernel-headers service logs.
#### Installing ZFS on Ubuntu Console
Based on the [Ubuntu ZFS docs](https://wiki.ubuntu.com/Kernel/Reference/ZFS), you only need to install `zfs` package into the Ubuntu console to enable ZFS. All the other necessary packages will be installed as its dependencies.
@@ -26,6 +29,8 @@ $ sudo apt update
$ sudo apt install zfs
```
Then have a look at the zfs dmks build log file - which is likely to be a file similar to `/var/lib/dkms/zfs/0.6.5.6/build/make.log`.
#### Mounting ZFS filesystems on boot
In order for ZFS to load on boot, it needs to be added to `modules` list in the config. Prior to adding it to the list of modules, you'll need to check to see if there are other modules that are currently enabled.
@@ -95,6 +100,7 @@ Now you'll need to remove `-s overlay` (or any other storage driver) from the Do
$ sudo ros config set rancher.docker.storage_driver ''
$ sudo ros config set rancher.docker.graph /zpool1/docker
# After editing Docker daemon args, you'll need to start Docker
$ sudo system-docker stop docker
$ sudo system-docker start docker
```