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…

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…

CP followed by RSYNC to copy what was missed my prefered way to copy is to just use rsync or cp. I noticed cp dies less often (less broken pipes) and whenRead More…

netconsole is like syslog where it sends messages to a remote a system for analysis. syslog sends logs (/var/log/messages & syslog & journalctl). Where as netconsole sends the dmesg output, its literallyRead More…

############################# # Blocked State Cant Reboot # ############################# Working with systems that are in blocked state (D state in “ps” output) – means they are waiting for IO from slow media (drivesRead More…

Trying to start an ssh server. When you encounter this error: # /usr/sbin/sshd Could not load host key: /etc/ssh/ssh_host_rsa_key Could not load host key: /etc/ssh/ssh_host_dsa_key Here is the solution: ssh-keygen -A IfRead More…

The default is 200 The fix is to put this in your samba configs: winbind max clients = 3000 The fix is also explained here: https://access.redhat.com/solutions/53557 The end

smbclient is the command that we want to use for testing ## smbclient comes with the smbclient package which smbclient # /usr/bin/smbclient dpkg -S /usr/bin/smbclient # smbclient: /usr/bin/smbclient First get the shareRead More…

By example I will show you Bash One Time Temporary Functions (I’m not sure if they existed before me, if not, I just invented them) or simply Temp Functions. Take that circleRead More…