Cockpit packages

Package Name Purpose cockpit-docker Managing Docker Containers cockpit-kubernetes Visualizing and Configuring Kubernetes Cluster cockpit-machines Manage KVM Virtual Machines cockpit-sosreport Create diagnostic report with the sosreport tool cockpit-selinux Troubleshoot SELinux Issues cockpit-kdump Configure Kernel Crash Dumps cockpit-subscriptions Manage System subscription cockpit-machines-ovirt Manage oVirt Virtual Machines cockpit-pcp Reading PCP metrics and Loading PCP archives

How to Backup AWS S3 Buckets The S3 Backup Challenge When migrating a large file system to AWS S3, One of the surprising challenges is the implementation of a backup strategy.  With file-system based storage, you often back up the disk with periodic snapshots (daily, weekly, monthly, etc).   There is comfort in knowing that you have a plethora of time capsuled copies stored away and, in […]

Install minio Ubuntu

Minio is a self-hosted solution for creating your own Object storage. It is an alternative for AWS S3, if you have used that service before. The Minio software itself is shipped as a plain binary and even the official documentation suggests you to use it that way, instead of using a package manager. There are, […]

Proxmox storage tips/HDD pass through

Check/list hdd hw ls /dev/disk/by-id/ lsblk Check MD raid status cat /proc/mdstat Remove a hdd from software raid md0 mdadm –fail /dev/md0 /dev/sdx1mdadm –remove /dev/md0 /dev/sdx1 mdadm –remove /dev/md0 /dev/sdx2 udevadm info –query=all –name=/dev/sdx | grep ID_SERIAL zfs list zpool status zfstorage Remove a hdd from zpool zpool detach zfstorage /dev/disk/by-id/…. zpool status zfstorage clear […]

Adding a second HDD to Proxmox This really is an odd failing that has been around since Proxmox moved to their new interface. So here are three ways you can do this, all of which involve ssh’ing into your Proxmox box. Assuming /dev/sdb is your new disk. If you want to use LVM.ssh into your Proxmox box and do, pvcreate […]

Colection of Opensource Project Protocols IMAP/POP3 Dovecot ( IMAP and POP3 server written primarily with security in mind. Cyrus ( Intended to be run on sealed servers, where normal users are not permitted to log in. Qpopper ( One of the oldest and most popular server implementations of POP3. DBMail ( Fast and scalable email services, storage of mail messages in a […]