“MySQL server has gone away” error – Solution(s)

MySQL server has gone away error means that MySQL server (mysqld) timed out and closed the connection. By default, MySQL will close connections after eight hours (28800 seconds) if nothing happens. However, in some cases, your web host, DBA, or app developer may have decreased this timeout setting, discussed below. MySQL server has gone away, can be […]

Linux top: Here’s how to customize it

The top command – referred to below as Linux top – provides a dynamic real-time view of a running system. It can display system summary information as well as a list of processes or threads currently being managed by the Linux kernel. The types of system summary information shown by Linux top command and the order […]

Free Linux Server Monitoring and APM solutions for SysAdmins

Today’s software applications require developers, testers, and SysAdmins to work together (DevOps) more seamlessly than ever before. A single line of code or poorly configured service can negatively impact your application’s performance, causing crippling slowdowns for end-users. This is where application performance monitoring (APM), comes in. APM is also referred to as application performance measurement or application performance management. […]

Logagent: The Swiss Army Knife for Log Processing?

Guest post by Stefan Thies DevOps Evangelist at Sematext Group Inc. Dealing with log files or extracting data from various data sources is a daily task in the IT administration. Users ask about statistics or details of their technical or business operations. The relevant data is often present in log files, databases or message queues. Converting […]

Monitoring PHP Performance and Diagnosing Bottlenecks

Last week, we took a quick look at PHP-FPM, reducing process manager (PM) overhead and maxing out PHP-FPM’s throughput by attempting to keep processes in-memory using pm.static. However, beyond development server benchmarks, on our production servers, we also want to drill down into all services and components called up by each user’s interaction. This allows us the opportunity to diagnose PHP and other […]

Accelerate Time to Value for Log Analytics with the Oracle Management Cloud

Guest post by Philip Brown, Director of Cloud Strategy @ Red Stack Tech. Oracle Management Cloud is the latest innovation from Oracle, a unique on-premise and in cloud suite of monitoring, management and analytics services, meeting the individual needs of each business. This unified suite enables you to improve IT stability, prevent application outages, increase DevOps […]

APM Showdown: Which APM tool is right for you?

Guest post by Anand Akela, Director of Product Marketing, AppDynamics. In an ever-increasing digital world, IT Operations teams are struggling to monitor their application landscapes and third-party dependencies. A major key in their toolbelts is an application performance monitoring (APM) solution, which can provide business and user context and correlation to their application performance. Choosing the […]

Using New Relic to Monitor Nginx. Here’s how.

Back in 2013 New Relic introduced Plugin Central, where New Relic’s partners, third-party vendors, and users can publish plugin agents that collect selected metric data, and users can install and view the plugin data on their dashboards as a set of summary metrics, charts, and tables. This allows you to use a single platform to monitor […]

How to get 50% off New Relic’s regular price.

After managing many New Relic accounts for various clients – many of which use New Relic as per my recommendation, I’ve become quite adept at getting the most out of the service. As such, I’ve noticed repeatedly that clients who let the free “Pro” trial expire instead of upgrading to New Relic Pro, eventually receive […]