how many inodes in directory

find /path -xdev -printf '%h\n' | sort | uniq -c | sort -k 1 -n

MySQL uszkodzona tabela

myisamchk -r -f logowanie.MYI

ansible debian update template

http://pastebin.com/raw/4DiYYvq4

openssh ciphers

Ciphers aes256-gcm@openssh.com,aes128-gcm@openssh.com,aes256-ctr,aes128-ctr
MACs hmac-sha2-512-etm@openssh.com,hmac-sha2-256-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-512,hmac-sha2-256,hmac-ripemd160
KexAlgorithms diffie-hellman-group-exchange-sha256,diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1

postfix kasowanie kolejki

postsuper -d ALL

rm -f /var/spool/mqueue/*