Debian install lvm mirror

We can check with. You can check the status of your mirrored LV with lvdisplay -v command. Just search information concerning the logical volume created earlier as below. You can see Mirrored volumes 2 line which indicates the number of disks used for the logical volume and, we can also deduct another information which is the type of our logical volume: mirrored.

Now that we have created our logical volume, we need to create a filesystem in order to access it. Now we can mount the filesystem to a location of our choice. A mirror maintains identical copies of data on different devices. When data is written to one device, it is written to a second device as well, mirroring the data. This provides protection for device failures.

If the drive fails, both partitions are gone. Its also slow as hell, since one drive has to write two copies of the same data. Once the partitions will be created, we will start the installer and point it to the right partition. Because we are going to modify the hard-drive layout, be aware that you might delete datas. Please make sure you have backed-up all important datas.

Some extra space might be left on the LVM partition allowing you to grow your existing partitions if needed be. At this stage, I consider that you have space available on your disk, if not, please use fdisk or gparted and delete some partitions, when done, refresh the kernel partition table by typing:.

OK, now we have our boot partition and our big LVM partition. I guess Debian 10 is the same… goes without saying really…very well put together, look forward to more content in the future posts… Like Like. Excellent detailed walk-through. Also to anwer lwalinux, it works just fine with Debian Leave a Reply Cancel reply Enter your comment here Fill in your details below or click an icon to log in:.

Email required Address never made public. Name required. If the system has only. In addition, you'll need to specify the method to use. The presently available methods are:. If one of the disks that are going to be automatically partitioned.

This can be preseeded away The same applies to pre-existing software RAID array:. And the same goes for the confirmation to write the lvm partitions. You can choose one of the three predefined partitioning recipes:. This makes partman automatically partition without confirmation, provided.

When disk encryption is enabled, skip wiping the partitions beforehand. This makes partman automatically partition without confirmation.

Controlling how partitions are mounted. The default is to mount by UUID, but you can also choose "traditional" to. Base system installation.

Configure APT to not install recommended packages by default. Use of this. The kernel image meta package to be installed; "none" can be used if no. Apt setup. You can choose to install non-free and contrib software. Select which update services to use; define the mirrors to be used.

Values shown below are the normal defaults. Uncomment this to add multiarch configuration for i Package selection. Individual additional packages to install.