Pages

• urandom Blog
• Overview

Posts by category

• Category: Android
  • Android Apps under Windows 11 (non Insider Nov 2021)
  • Android / Linux: Dualboot entries in /boot/grub/menu.lst
  • Android: Play (Market) no connection (can not connect even with wifi or mobile internet on)
• Category: Best Practices
  • Virtual Business Cards via QR Code
  • Getting things done: Making your Gmail (or Googlemail) Inbox a business functional CRM for “free”
  • Protect your Lastpass Vault to make it more harden against attacks
• Category: General
  • Google Chrome App Launcher didn’t disappear. Here is how to install it for Windows and Linux.
  • www.solaris-cookbook.com is now solaris-cookbook.eu
  • RedHat / Ubuntu / Solaris / Linux: Slow SSH logins (5 second delay)
• Category: Hardware
  • Windows 10 – Conexant smartaudio HD no sound even though the driver is installed and OK
  • QNap NAS and BTSync qpkg: How to manually update BTSync
  • Windows – Check the battery charging cycle and health
  • Ubuntu / Mint: Install latest Nvidia drivers
  • Hardware lister lshw
• Category: Linux
  • Ubuntu 22.04 – Gnome Hacks – Remove Mounted Drives From the Dock
  • Ubuntu 22.04 – Gnome Hacks – Minimize Apps on Click
  • Ubuntu 22.04 – Fix grub dual boot with windows
  • Ubuntu/Centos – Install 2-factor authentication for ssh login
  • Ubuntu – Revamping and optimizing the Ubuntu update process with apt-fast & debdelta
  • World of Tank on Linux (Wine) – Disable torrent on the new launcher post Oct 28 2015 (2015-10-28) updated
  • Remmina & Windows 10- fixed: Unable to connect to RDP server
  • Ubuntu : zram memory compression (compressed swap in ram)
  • Debian / Ubuntu – Install apt-cacher-NG as package proxy for Debian / Ubuntu and Centos Fedora clients
  • Overview of the Support Lifecycle for a few selected Enterprise Linux Distributions
  • Debian 7: Installing iSCSI LUN as raw disk (iSCSI initiator)
  • ZFS: Fun with ZFS – is compression and deduplication useful for my data and how much memory do I need for zfs dedup?
  • Ubuntu / DigitalOcean indicator applet
  • Import MySQL Dumpfile *.sql into my Database
  • Owncloud: Updating self hosted Owncloud to latest version
  • Centos / Debian / LVM: Add a new disk as a LVM volume
  • Debian 7.0 Wheezy / Proxmox 3.x: Install ZFS Native
  • CentOS / RedHat: Quick Network Bonding eth0 and eth1
  • Centos 6.x: How to install Spacewalk
  • RedHat: Quick Postfix install and configure
  • Nagios: Install Nagios Core on Centos 6.x
  • RedHat 6.x/ Centos 6.x: How to install in OwnCloud 4.5.1 (5.x) in less than 10 minutes
  • RedHat 6.x / Centos 6.x: How to install in WordPress in less than 10 minutes
  • RedHat/CentOS/Scientific Linux/Debian/Ubuntu/Solaris: Quick NTP Client config
  • NagiosXI: Install on CentOS 6.x in an OpenVZ container
  • RedHat / CentOS: reboot with fsck check
  • RedHat / RHN Satellite: usefull commands
  • RedHat 6.x/CentOS 6.x: Rename RHN Satellite (Spacewalk) Server
  • RedHat 6.x/CentOS 6.x: Rename or change the hostname temporarily or permanently
  • Debian / Kanotix / Proxmox: Install ZFS Native
  • Linux: Install Proxmox Virtual Environment on Debian 6.0 Squeeze Distro (Kanopix)
  • Ubuntu/Debian: Fix NO_PUBKEY Error For The Repositories
  • Linux: Howto show the Servers IP address at the login console
  • Linux / VMware: Howto Increase a / (Root) LVM partition on a single vmdk without adding another partition
  • Cinnamon in Ubuntu 11.11 (OneiricOcelot) and 12.04 (PrecisePangolin)
  • Ubuntu: reduce swappiness
  • Ubuntu: How to uninstall VMWare Player or VMWare Workstation
  • Unity optimisation
  • Ubunty Unity-2D
  • Safe erase harddrives on Ubuntu
  • Solaris: High performance scp
  • Ubuntu: Howto drastically speed up Firefox
  • Ubuntu: Powersaving Tweak for Netbooks
  • Ubuntu: OPTIMIZING SSD PERFORMANCE
  • Ubuntu: Reduce SSD Disk wear
  • Ubuntu: Some Usefull Commands
  • Ubuntu encrypt the home directory and swap
  • Ubuntu: enable Backport Modules
  • Category: BTRFS
    • BTRFS: Fun with BTRFS enabling compression
    • BTRFS How to make a snapshot and rollback
    • BTRFS and filling up / filesystem with snapshots (@apt-snapshot)
  • Category: RedHat / CentOS
    • Centos: How to make splunkstorm forwarder autostart at boot.
    • VPS : Basic checks for performance of a VPS and or a Server
    • CentOS 7.X: How To Install The EPEL Repository
    • (Obsolete) CentOS 6.x / Nginx / Zpanel: Install Zpanel with Nginx on Centos 6.x server (and a few additional modules)
    • Centos / RedHat 6.x: Delete / Remove Old Kernels
    • CentOS / Debian: detect a new disk / lun without rebooting linux
    • CentOS 6.x / Debian / Ubuntu: NFS or SMB/CIFS alternative sshfs
    • Debian / Ubuntu / Centos / Zfs on Linux: ZFS Limit Arc Cache
    • CentOS 6.x: VMware Repo for VMware tools x86_64
    • RedHat 6.x / CentOS 6.x: How to Install ZFS native
    • CentOS 6.x: How to install the EPEL repository
    • RedHat 6.x / CentOS 6.x: Configure DHCP client
    • RedHat / Centos 6.x: Upgrade or install MySQL 5.6 (fixed again)
    • CentOS / RedHat: Quick rsh install and configure howto guide
    • Linux / RedHat /CentOS / Ubuntu / Debian /Solaris : Quick Howto SSH login without password (SSH Keys)
  • Category: RHN Satellite
  • Category: Turnkey LInux
  • Category: Ubuntu / Debian
    • Ubuntu: How to get XenCenter running under Wine and connect to a Xenserver
• Category: Nagios
  • Nagios Core Administration Cookbook (reading recommendation)
  • Nagios / CentOS 6.x: How to Install NSTI Nagios SNMP Trap Interface Guide
• Category: Office
  • Office 2013 Preview: Excel and Word Crash or just close after start
  • Category: Excel 2007
    • Excel 2007 – Create Custom Pie Chart (For Example With Horizontal Data)
    • Excel 2007: How To Highlight Duplicate Cells
  • Category: MS Project 2007
    • MS Project 2007 – How To make weekend days working days
  • Category: Office 2013
• Category: Open Source
  • Category: Owncloud
• Category: Sharepoint
  • Sharepoint 2007: Color coding for cells or rows in lists
  • Category: Calculated Columns
    • Sharepoint 2007: list calculated column calculates a 2 way status based on days left between 2 dates
    • Sharepoint 2007: list calculated column calculate days between 2 dates
    • Sharepoint 2007: Calculated Column with 5 hours offset for GMT to EST conversion
  • Category: Sharepoint 2007
• Category: Solaris
  • Solaris – Rolf Kersten: The 20% of Solaris knowledge that solves 80% of your needs
  • Solaris: ZFS encryption with deduplication and compression
  • Sun / Solaris / ALOM : Solaris ILOM / ALOM Cheat Sheet
  • Sun / Solaris / ALOM: Change RSC ALOM Password from the OS
  • Solaris 11 Cheat Sheet and other Oracle Documentation
  • Determine Solaris 32 bit or 64 bit version
  • Solaris: ZPool and ZFS Rename
  • Solaris 10: ZFS Evil Tuning Guide
  • Solaris: Usefull commands
  • Solaris: Administrator’s Quick Reference
  • Solaris 10: Zone Survival Guide
  • Solaris: Operating System Disk Replacement Procedure
  • Category: Disksuite (SDS)
    • Solaris: SDS: Both Metadevices of a mirror have "State: Needs maintenance"
    • Solaris: Procedure to Re-layout the Solaris OS Disk
  • Category: Solaris 11
  • Category: ZFS
  • Category: Zones
• Category: Things you don't expect in a Data-Center
  • A bug in a DataCenter
• Category: Urandom_Blog
• Category: Veritas
  • Category: Netbackup
    • Solaris: Netbackup: bpcd issues
• Category: Virtualisation
  • Category: Docker
    • Proxmox / LXC – Running docker inside a container
    • Debian / Proxmox – Install Docker with Rancher and DockerUI webgui on a Debian / Proxmox Server
  • Category: OpenVZ
    • Proxmox : vzdump performance optimization
    • Proxmox: OpenVZ (OVZ) and Turnkey Appliances root password
  • Category: Proxmox
    • Proxmox: Rename a standalone node (hostname)
    • Proxmox: Getting some performance data from a Proxmox server
    • Proxmox 3.x / Debian 7.0: Backup and Restore (Recover) Proxmox Server configuration
    • Proxmox: Enable Beta (Testing) Repository Channel
  • Category: VMWare
    • VMware Error: Cannot open the disk '…../VMWare/Windows 7/Windows 7-000002.vmdk' or one of the snapshot disks it depends on. Reason: Directory not empty.
  • Category: XenServer
    • Xenserver: Upgrade to Xenserver 6.6 (Alpha3) with XenCenter and over NFS ( the no CD upgrade)
    • Xenserver: Changing poolmaster when old poolmaster is not available
    • Xenserver: failed disk move / cannot delete vdi because of being assigned to control domain
    • Xenserver: Adding a server to a Pool
    • XenServer 6.x: Set a guest VM to Autostart on boot
• Category: Webhosting
  • Category: MySQL
  • Category: VPS
  • Category: Wordpress
    • WordPress: When installing Themes or Plugins its asking me for ftp details
  • Category: ZPanel
• Category: Windows
  • Windows 10 TP (Technical Preview) – Autologin user on boot
  • Windows 10 TP (Technical Preview) – Teamviewer black or flickering screen