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Normalize punctuation and create/remove tmp dir

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Mostly fix before console text by using ":" without space.
Create/remove /mnt/new_qube_storage
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zetigu 2021-04-02 09:00:36 -04:00 • committed by GitHub
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user/advanced-configuration/secondary-storage.md
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@ -20,12 +20,12 @@ You want to store a subset of your AppVMs on the HDD.
Qubes 4.0 is more flexible than earlier versions about placing different VMs on different disks. Qubes 4.0 is more flexible than earlier versions about placing different VMs on different disks.
For example, you can keep templates on one disk and AppVMs on another, without messy symlinks. For example, you can keep templates on one disk and AppVMs on another, without messy symlinks.
You can query qvm-pool to list available storage drivers. You can query qvm-pool to list available storage drivers:
``` shell_session ``` shell_session
qvm-pool --help-drivers qvm-pool --help-drivers
``` ```
qvm-pool driver explaination : qvm-pool driver explaination:
```shell_session ```shell_session
<file> refers to using a simple file for image storage and lacks a few features. <file> refers to using a simple file for image storage and lacks a few features.
<file-reflink> refers to storing images on a filesystem supporting copy on write. <file-reflink> refers to storing images on a filesystem supporting copy on write.
@ -61,12 +61,12 @@ qvm-pool --add <pool_name> lvm_thin -o volume_group=<vg_name>,thin_pool=<thin_po
Theses steps assume you have already created a separate Btrfs filesystem for your HDD, that it is encrypted with LUKS and it is mounted. It is recommended to use a subvolume as it enables compression and excess storage can be use for other things. Theses steps assume you have already created a separate Btrfs filesystem for your HDD, that it is encrypted with LUKS and it is mounted. It is recommended to use a subvolume as it enables compression and excess storage can be use for other things.
It is possible to use already available Btrfs storage if it is configured. In dom0, available Btrfs storage can be displayed using : It is possible to use already available Btrfs storage if it is configured. In dom0, available Btrfs storage can be displayed using:
```shell_session ```shell_session
mount -t btrfs mount -t btrfs
btrfs show filesystem btrfs show filesystem
``` ```
To register the storage to qubes : To register the storage to qubes:
```shell_session ```shell_session
# <pool_name> is a freely chosen pool name # <pool_name> is a freely chosen pool name
@ -121,8 +121,7 @@ Reboot the computer so the new luks device appears at /dev/mapper/luks-b209... a
##### For LVM ##### For LVM
First create the physical volume First create the physical volume:
```shell_session ```shell_session
sudo pvcreate /dev/mapper/luks-b20975aa-8318-433d-8508-6c23982c6cde sudo pvcreate /dev/mapper/luks-b20975aa-8318-433d-8508-6c23982c6cde
``` ```
@ -139,41 +138,43 @@ And then use "poolhd0" as the <thin_pool_name> (LVM thin pool name):
sudo lvcreate -T -n poolhd0 -l +100%FREE qubes sudo lvcreate -T -n poolhd0 -l +100%FREE qubes
``` ```
Finally we will tell Qubes to add a new pool on the just created thin pool Finally we will tell Qubes to add a new pool on the just created thin pool:
```shell_session ```shell_session
qvm-pool --add poolhd0_qubes lvm_thin -o volume_group=qubes,thin_pool=poolhd0,revisions_to_keep=2 qvm-pool --add poolhd0_qubes lvm_thin -o volume_group=qubes,thin_pool=poolhd0,revisions_to_keep=2
``` ```
#### For Btrfs #### For Btrfs
First create the physical volume First create the physical volume:
```shell_session ```shell_session
# <label> Btrfs Label # <label> Btrfs Label
sudo mkfs.btrfs -L <label> /dev/mapper/luks-b20975aa-8318-433d-8508-6c23982c6cde sudo mkfs.btrfs -L <label> /dev/mapper/luks-b20975aa-8318-433d-8508-6c23982c6cde
``` ```
Then mount the new Btrfs to a temporary path Then mount the new Btrfs to a temporary path:
```shell_session ```shell_session
sudo mkdir -p /mnt/new_qube_storage
sudo mount /dev/mapper/luks-b20975aa-8318-433d-8508-6c23982c6cde /mnt/new_qube_storage sudo mount /dev/mapper/luks-b20975aa-8318-433d-8508-6c23982c6cde /mnt/new_qube_storage
``` ```
Create a subvolume to hold the data. Create a subvolume to hold the data:
``` ```
sudo btrfs subvolume create /mnt/new_qube_storage/qubes sudo btrfs subvolume create /mnt/new_qube_storage/qubes
``` ```
Unmount the temporary Btrfs filesystem Unmount the temporary Btrfs filesystem:
```shell_session ```shell_session
sudo umount /mnt/new_qube_storage sudo umount /mnt/new_qube_storage
rmdir /mnt/new_qube_storage
``` ```
Mount the subvolume with compression enabled if desired Mount the subvolume with compression enabled if desired:
```shell_session ```shell_session
# <compression> zlib|lzo|zstd # <compression> zlib|lzo|zstd
# <subvol> btrfs subvolume "qubes" in this example # <subvol> btrfs subvolume "qubes" in this example
sudo mount /dev/mapper/luks-b20975aa-8318-433d-8508-6c23982c6cde /var/lib/qubes_newpool -o compress=<compression>,subvol=qubes sudo mount /dev/mapper/luks-b20975aa-8318-433d-8508-6c23982c6cde /var/lib/qubes_newpool -o compress=<compression>,subvol=qubes
``` ```
Finally we will tell Qubes to add a new pool on the just created Btrfs subvolume Finally we will tell Qubes to add a new pool on the just created Btrfs subvolume:
```shell_session ```shell_session
qvm-pool --add poolhd0_qubes file-reflink -o dir_path=/var/lib/qubes_newpool,revisions_to_keep=2 qvm-pool --add poolhd0_qubes file-reflink -o dir_path=/var/lib/qubes_newpool,revisions_to_keep=2