To repair a corrupted MySQL database table, simply do the following steps:
a) Login to your MySQL server using Secure Shell (SSH).
b) Enter the following command at root prompt:
mysqlcheck -r [database name]
How to integrate ClamAV into PureFTPd
Installing ClamAV
ClamAV is not available in the official CentOS repositories, therefore, we enable the EPEL repository (if you haven’t done so already. Start by importing the RPM GPK keys.
rpm –import /etc/pki/rpm-gpg/RPM-GPG-KEY*
Then we enable the EPEL repository on our CentOS system as lots of the packages that we are going to install in the course of this tutorial are not available in the official CentOS 7 repository:
Plesk How to disable recursive DNS queries
Symptoms
I would like to disable DNS recursion; the PCI compliance check fails because recursive DNS queries are allowed.
Resolution
To disable recursive DNS queries follow these steps:
How to Reset MySQL root Password
To reset your MySQL root password, please follow these steps:
1)root@server [~] /etc/init.d/mysqld stop
2) Start MySQL server without password:
root@server [~] mysqld_safe –skip-grant-tables &
3) root@server [~] mysql Read More
Publishing your Custom Docker Image on Docker Hub
Once you have create am image your next option is to publish the created Docker image on the Docker Hub Repository. To do so, you will need to create an account on the Docker Hub signup webpage where you will provide a name, password, and email address for your account. I should also point out that the Docker Hub service is free for public docker images. Once you have created your account, you can push the image that you have previously created, to make it available for others to use.
Building Locally using a Dockerfile
We will create a custom Docker Image using the “Whale say ” image which is a small Docker Image (based on an Ubuntu Image) which when you run it, it says something that you programmed to say back to you.
First, fire up a terminal and create a new folder by typing:
mkdir mywhale
Introduction to Docker Files
Let us introduce ourselves to the Docker Hub and learned that it is a cloud-based centralized resource for container image discovery, image building, and distribution of those images. We also learned that a docker image is a multi-layer image on top of a base image. That said, using a base image removes the hassle of creating from scratch a suitable OS for docker image and gives us the option to customize the upper layers where our software will reside.
Plesk bind DNS zone is not updated
Symptoms
If an SRV record is present in the zone, the DNS zone is not updated due to this error:
Error: Incorrect DNS record values were specified.
Read More
How to resolve the error ‘Table ‘mysql.servers’ doesn’t exist”
After plesk upgrade or with newly installed plesk , if you are not able to set the passwords for the
new database users or not able to do any kind of activity with the database users and mysql error log shows
[ERROR] Can’t open and lock privilege tables: Table ‘mysql.servers’ doesn’t exist
Then here are steps which could be referred:
How to setup HAProxy on CentOS 7
Step 1 – Configure the /etc/hosts files
Log in to the load balancer server and edit the /etc/hosts file.
ssh loadbalancer@192.168.1.102
sudo su
