AlmaLinux borg backup installation
If you upgraded your Centos8 to AlmaLinux8 and then decided to install borgbackup – you might run into this error: [root@wp ~]# yum install borgbackup […]
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Set EXIM to deliver more emails in a single moment
updated on 12.feb.2023 This is especially cPanel related post. With many senders and especially when someone is sending newsletters – you want your EXIM to […]
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Basic PostgreSQL usage notes
Just keeping few useful PostgreSQL commands for myself. 🙂 Login to PostgreSQL admin intereface # switch to linux user postgres. su postgres # enter admin […]
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MySQL Tuner
Just a small note about amazing tool, that can analyze runtime variables of your MySQL server (also MariaDB) and give overview and recommendations – based […]
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View active Dovecot sessions
To view active dovecot sessions – try running : doveadm who *@visanor.com More about this amazing tool is here https://wiki.dovecot.org/Tools/Doveadm
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Change all MyISAM tables to InnoDB from shell
A very handy command to change all MyISAM tables for specific database to InnoDB. Just put correct database name instead of dbName . mysql -u […]
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cPanel host certificate expired
This happenned few times – for some reason host SSL certificate was not renewed or was not installed properly, that lead to WHM/cPanel and mail […]
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SSH connection to old servers
When you are on a newer Linux distribution and try to connect to older server, you might run into a problem and get message like: […]
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Stuff, that helped me to add IP-subnet to KVM host
I had a server, that run Centos8 and had several KVM-virtualized machnies. Most of virtual servers had dedicated IPs and when one customer wanted to […]
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Using telnet to test SMTP server
By this you should understand why you need it, so here is just a bunch of commands, mainly for myself, so I don’t loose them. […]
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