Enable SPF and DKIM for already created cPanel accounts cPanel script to enable SPF via commandline: Syntax # /usr/local/cpanel/bin/spf_installer $username Where, $username is the cPanel user name. cPanel script to enable DKIM via commandline: Syntax # /usr/local/cpanel/bin/dkim_keys_install $username Replace $username with the actual cPanel username. The above commands will help you to enable email authentications […]
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Mass ownership and permission change – Linux – Find command
How to change the permission of files and folders? Use chmod along with -exec to change the permissions. # find ./ -type f -exec chmod 777 {} \; this command changes all files permission to 777 in PWD. Use “-type d” for directory! How to change ownership? That’s simple. Use the chown command within the […]
See MoreSu: Cannot set user id: Resource temporarily unavailable
Error details: # su – Password: su: cannot set user id: Resource temporarily unavailable Solution: Edit (add) or change the following values in /etc/security/limits.conf # vi /etc/security/limits.conf ————- * soft nproc 2047 * hard nproc 16384 * soft nofile 1024 * hard nofile 65536 ————- It should be okay now!
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