BTRFS – NODATACOW and Reflink Copies and snapshots Read Original: http://www.infotinks.com/btrfs-disabling-cow-file-directory-nodatacow/ How NODATACOW affects Snapshots and Reflink copyies: Although you can take a snapshot when NODATACOW is present on a file, you cannot take Reflink copies,Read More…
SSL Error “… doe NOT match server name!?”
ERROR [warn] RSA server certificate CommonName (CN) `192.168.125.57′ does NOT match server name!? ##################################################### This is a normal error, and it can mean a red flag or something normal. Certificates work byRead More…
Time Difference Between Servers Script – Using SSH and SSHPASS and DATE
apt-get install sshpass ssh-pass allows you to connect without putting in password by keyboard, and not having to have ssh keys. You do have to specify your password on command line though.Read More…
NTP – NTPDATE – history and how to – Set Time without turning off NTP
NTP setting time with NTPDATE or NTP while NTP is running You will most likely have NTP running on your computer syncing time to whatever servers are listed in /etc/ntp.conf. To checkRead More…
More info on Btrfs-image
CITATION: https://btrfs.wiki.kernel.org/index.php/Btrfs-image Text in red is my information/notes. Btrfs-image Makes a compressed image of a btrfs partition (zeroed data). More info by me: This will only backup image the METADATA (and possibly SYSTEM asRead More…
Problems Uninstall Office 365 (office 2013) or Regular Office – DLL files in use OR click to run
My Story: Had office 365 2013 with 1 year subscription it expired. Needed to install office pro 2013 (provided by work). First needed to uninstall 365, so I did. But the installRead More…
btrfs allocation & freespace & enospc bug & commands
This article explains the following. * First we explain the different output of “btrfs fi df” & “btrfs fi show” & “df” and how they compare to each other. * Explanation ofRead More…
BTRFS – Disabling COW on a file or directory – NODATACOW
BTRFS – Disabling COW on a file or directory – NODATACOW Recommend to set nodatacow – turn cow off – for the files that require fast IO and tend to get veryRead More…
FIND MOST FRAGMENTED FILES – mostfragged – using filefrag to analyze file fragmentation
FIND MOST FRAGMENTED FILES mostfragged – using filefrag to analyze file fragmentation (find most fragmented files) The script your looking for are at the bottom (and also in the gist link inRead More…
Debian Kernel Compilation – 2 ways – make-kpkg (new) and make (old)
Debian Kernel Compilation – 2 ways – make-kpkg (new) and make (old) KERNEL COMPILATION IN DEBIAN ############################## ############################## There now exists 2 ways to compile thine kernel. Thine old way thine finestRead More…