How do I get my raid array back and mounted after reboot
I had created a raid-1 array for two drives (sde and sdf) using the normal mdadm process and had created it under md1 and mounted it to /mnt/storage. After a reboot md1 no longer exists. My /mnt/plex...
View Articlesystemd-gpt-auto-generator doesn't mount EFI system partition
according to the documentation, the systemd-gpt-auto-generator should automatically find the EFI system partition and generate a mount unit to mount it on /efi. However this does not appear to work on...
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CentOS LVM Extension Trouble
We have a CentOS 8 server that has recently had a lvm fill up on available space. This was not our monitoring system since it watches the disk space and not the volume space. Regardless I am having...
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Different size of disk in disk management and my computer, after extend in...
I have a problem after live extend disk from Hyper-V on running machine.I normally increase the disk size from Hyper-V (300GB->1.3TB), then on system using disk management for extend.In this case,...
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How do I merge 2 partitions on AWS after expanding the volume and filesystem...
I have the original volume showing at 8GB on the default instance when i created it on AWS. Then I went through the process of expanding the existing volume to 500GB and then expanding the filesystem...
View ArticleWhat do the 3 numbers mean in manual partitioning of HDD in Ubuntu preseed?
I see in official documentation this:#d-i partman-auto/expert_recipe string \# boot-root :: \# 40 50 100 ext3 \# $primary{ } $bootable{ } \# method{ format } format{ } \# use_filesystem{ } filesystem{...
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How to rescue an encrypted LUKS partition that was partially modified by a...
On a system with dual boot, the Windows tool Dell SupportAssist started to modify partitions now I ended up with a broken Linux installation.The Linux installation is/was Ubuntu with an encrypted LUKS...
View ArticleUnable to run e2fsck on partition. Claims the partition is "in use"
My system claims my partition is in use, but I can't figure out why:root@racknerd-05beb8:~# e2fsck -fvy /dev/vda1e2fsck 1.46.2 (28-Feb-2021)/dev/vda1 is in use.e2fsck: Cannot continue,...
View ArticleWhat is the recommended size for a Linux /boot partition?
What is the recommended size for a Linux /boot partition?And is it safe to not have a /boot partition?I see some servers don't have a /boot partition while some servers have a 128 MB /boot partition. I...
View ArticleHow to extend a Linux PV partition online after virtual disk growth
VMware allows to extend the size of a virtual disk online - when the VM is running.The next expected steps for Linux system are:extend the partition: delete and create a larger one with fdiskextend the...
View Articlecreating and mounting a logical volume
I don't know if my question makes any sense. I have never tried this sort of thing before. What I would like to do is create one logical volume spanning multiple physical partitions like /dev/sdb1,...
View ArticleBest way to copy large amount of data between partitions
I'm looking to transfer data across 2 lv of an HP-UX server. I have a couple of those transfers to do, some of which are mostly binary (Oracle tablespace...) and some others are more text files...
View ArticleLinux special device does not exist when I mount
I am using Centos8 with standard specs like 8GB ram and 4CPU and 250 GB Space.When I finished the installation I get automatically 2 folders, 1 70GB and 1 with 160GB.I want to merge them both to one.I...
View ArticleCannot initialize disk in PowerShell : Initialize-Disk throws "The disk has...
I'm trying to change the flash drive's partition style to GPT using PowerShell, but the cmdlet throws "The disk has already been initialized" (even though I've cleaned the drive):PS...
View ArticleExpand primary partition with additional Volume on OVH instance with Linux...
I'm trying to setup a VPS on OVH. I've chosen the smallest public cloud general purpose instance and installed Ubuntu 22.04. Here are the system specifications:8 GB RAM 2 vCore (2.3 GHz) 50 GB NVMe 500...
View ArticleHow to extend an ext4 partition and filesystem?
I have a 400GB disk with a 320GB ext4 partition.I would like to grow the ext4 partition to use the left space (80GB of free space).+--------------------------------+--------+| ext4 | Free...
View ArticleI gave a 2.2 TB hard disk but only 100GB (sda->sda3->ubuntu--vg-ubuntu--lv)...
I have ubuntu 22.04 server on my vm in esxi and iam new for thisThe size of my current directory(/home/<username>) after login is only 100GBdf -h .Filesystem Size Used Avail Use% Mounted...
View ArticleResize /var partition on a remote system (Linux Debian Lenny)
At a server that I only have access via ssh and vnc to (which means no booting from a "live" CD/DVD is possible), I would like to shrink the partition assigned to /var (in order to free some space for...
View ArticleShould I create ZFS zpools with whole disks or partitions?
I am making zpools on FreeBSD machine. While creating zpools I observe these two cases:If I take raw disks and create zpool then I am able to form zpools and they are working perfectly.If I format...
View ArticleReread partition table without rebooting?
Sometimes, when resizing or otherwise mucking about with partitions on a disk, cfdisk will say:Wrote partition table, but re-read table failed. Reboot to update table.(This also happens with other...
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