Check Line Ending Type with Hex tool like OD – EOL end of line character
Check for line endings with od (also you can use other hex tools with -c option – which is the Printable Characters format) od -c file DOS: \r \n (carriage return andRead More…
Rsync thru SSH Error: protocol version mismatch — is your shell clean?
The problem / error: When doing an rsync over ssh file transfer I get this error. # rsync -avhP -e "ssh -p 22 -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null" file root@someserver.com:file Warning: Permanently added '[root@someserver.com]:22,[24.155.888.155]:2022'Read More…
Resync entry in mdadm / mdstat could mean scrub or drive added back in
(I) Scrub: going thru the raid checking parity and correcting things. There are 2 types. check or repair. *check just reads everything and doesn’t trigger any writes unless a read error isRead More…
NOTE TO SELF: Samba Watch the Locks
Watching samba locks script: smbstatus -L | head -n 2 | tail -n 1 | nl -v0; smbstatus -L | tail -n -3 | grep . | nl; # loop the commandRead More…
mdadm change homehost – mdadm change name
Let say you want to change the homehost and/or the name of a raid, for whatever reason. (one reason might be that you changed your system and so you want to matchRead More…
Ignoring SSH Authenticity of Host Warning
Problem: If you get this warning/error when you run the ssh command: $ ssh infotinks@192.168.0.100 @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ IT IS POSSIBLE THAT SOMEONE IS DOINGRead More…
Mounting Multi Device BTRFS with device option
Mounting a BTRFS filesystem thats made of 2 devices. For example my data volume is made of md125 and md124 I can mount them like this usually # mount /dev/m124 /mnt orRead More…
Repeat Linux Command Until Its Successful – Useful with cp and rsync
Assumption: Assuming your using bash 4. However this will work with bash 3 as im not using anything too special. So your copying alot of things over to a remote system usingRead More…
Compressing and Sending Linux Filesystem via TAR and 7Z and RSYNC
Here we backup a linux folder /data with all of its data to a remote system. 7zip has the best compression (or some of the best), so we want to use that.Read More…
Linux – getting Extension from Filename tricks & Basename & Dirname
Bash comes with commands like basename (extracts filename out of a fullpath filename), and dirname (extracts the directory path out of a fullpath filename). However it doesn’t come with commands to extractRead More…