How do I check ZFS filesystem?
Checking ZFS File system storage pool integrity
- Open the terminal application.
- For remote server use the ssh command.
- Login as root user using the su command or sudo command.
- The syntax to check data integrity is to initiate an explicit scrubbing of all the pools.
- See the current health status for the given ZFS storage:
What is ZFS command?
zFS commands
| zFS command | Release | Reason for change |
|---|---|---|
| zfsadm query | z/OS V1R13 | Release update |
| zfsadm rename | z/OS V2R1 | Removal of multi-file system aggregates and the zFS clone function. |
| zfsadm setquota | z/OS V2R1 | Removal of multi-file system aggregates and the zFS clone function. |
How do I use ZFS Clone?
To create a clone, use the zfs clone command, specifying the snapshot from which to create the clone, and the name of the new file system or volume. The new file system or volume can be located anywhere in the ZFS hierarchy.
How do I list ZFS?
You can list basic dataset information by using the zfs list command with no options. This command displays the names of all datasets on the system and the values of their used, available, referenced, and mountpoint properties. For more information about these properties, see Introducing ZFS Properties.
What command can be used to create a ZFS mirror?
Creating a Mirrored Storage Pool To create a mirrored storage pool, you use the zpool create command followed by the pool name, the mirror keyword, and the storage devices that will compose the mirror. Multiple mirrors can be specified by repeating the mirror keyword on the command line.
Which command is used to configure ZFS storage Pool?
zpool create command
To create a storage pool, use the zpool create command. This command takes a pool name and any number of virtual devices as arguments. The pool name must satisfy the naming requirements in ZFS Component Naming Requirements.
How do you set a mount point in ZFS?
You can override the default mount point by setting the mountpoint property to a specific path by using the zfs set command. ZFS automatically creates this mount point, if needed, and automatically mounts this file system when the zfs mount -a command is invoked, without requiring you to edit the /etc/vfstab file.
How do I mirror a ZFS disk?
Add a Mirror to an Existing ZFS Drive
- A Very Simple ZFS Pool. Let’s say you built the world’s most basic ZFS pool: A single disk.
- Prepare Your Drive. My drive was formatted from the factory, so I had to delete the original partitions: sudo gpart destroy -F /dev/da2.
- Get the Partition IDs.
- Putting It Together.
How do I create a mount point in ZFS?
How do I change the mount point in ZFS?
How to enable ZFS compression in ZFS?
If you want to enable ZFS Compression, you need to use zfs set compression=on tpool/vol01 command. Once enabled, you can check the compression status by running zfs get compression tpool/vol01 command. 10. Enable gzip-9 compression
How to create and delete ZFS file system in Linux?
To create zfs file system, you need to use zfs create rpool/zone1 command. Verify the filesystem created by grepping the filesystem name from zfs list command. 2. Destroy zfs File system If you want to delete already existed zfs file system, you need to use zfs destroy rpool/zone1 command.
What is a ZFS reservation?
A ZFS reservation is an allocation of disk space from the pool that is guaranteed to be available to a dataset. As such, you cannot reserve disk space for a dataset if that space is not currently available in the pool
How to create ZFS dataset under a dataset?
Create ZFS Dataset under a dataset Suppose you need to create a dataset under a dataset, then you need to use the same command as above but under root dataset path. Here we are creating vol02 dataset under vol01 dataset, so you need to use zfs create tpool/vol01/vol02 command.