anchor.diff:  
   The link:https://pve.proxmox.com/wiki/Package_Repositories[PVE Package Repositories^] can be configured depending on your usage goals. Let's include the non-commercial list of repositories. 
   
  -Run *`nano /etc/apt/sources.list`* and update as follows:
  +Run `nano /etc/apt/sources.list` and update as follows:
   ```
   # main debian repo
   deb http://ftp.us.debian.org/debian stretch main contrib
  
positive.code: 
  === Update PVE
  
  Edit our _resume_ settings: run *`nano /etc/initramfs-tools/conf.d/resume`* and add:
  ```
  RESUME=none
  ```
  
negative.code: 
  Let's start our link:http://open-zfs.org/wiki/Performance_tuning[ZFS configuration^]. As mentioned in our previous post, we are configuring ZFS as striped-mirrored storage. Since we have a 2TB spinning disk that we want to use for backup, we will mirror it as an _automatic_ backup. 
  
  Our drives should all be the same size, otherwise, we will lose storage capacity. Since our SSD drives are 1TB each, we need to partition our 2TB spinning disk to two 1TB partitions. Before partitioning, identify the correct drives; run `lsblk` to get the list of block devices:
  
  [cols="1, 8a, 1"]
  |===
  