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Percona vs MySQL – What’s different in Percona and should you use it?
Almost every open source project uses MySQL as its database. It is supported by all hosting providers, is easy to administer, and free. However, MySQL servers often face performance issues, leading to many websites looking for alternate high performance databases....
How to troubleshoot high load in linux web hosting servers
High load, aka high load average is the most common reason for business downtime in the web hosting industry. Applications freeze, websites timeout, and customers abandon cart. Yeah, we hate it too. That's why, here at Bobcares, our Experienced Server Admins monitor...
Setting up Percona high availability database cluster
MySQL is by far the most popular database used for web applications. It is a very easy database to use, but it doesn't have the best uptime record. Many database issues such as corrupted tables, resource limits, or replication errors often lead to website downtime....
Percona load balancing – How to setup and maintain high performance XtraDB clusters
In any web server infrastructure, database servers are often the slowest. This is because databases fetch data from good ol’ hard disks instead of the super fast server memory. High speed storage such as RAID and SSDs have been able to reduce the latency, but if a...
How to setup and maintain Percona backup using XtraBackup
Backups are your insurance against server failures. A well designed backup helps you quickly get back online even if the whole server is lost. For modern websites running WordPress, Magento, etc., the entire information is stored in databases. So, a sound backup...
How to block DROWN attack – Fix SSL vulnerability in Linux, Apache, Nginx, Exim and other servers
On March 1, 2016, a new SSL vulnerability called DROWN (Decrypting RSA with Obsolete and Weakened Encryption) was disclosed by security researchers. This vulnerability (aka CVE-2016-0800) allows attackers to decrypt even strong TLSv1.2 connections, if the server...
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