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CollectD Training

CollectD training

Introduction to Collectd Training:

Collectd Training is a daemon, which collects the system and application performance metrics periodically and provides mechanisms to store the values in different ways such as RRD files. They allow the users to measure the values of multiple system metrics and unlike other log collection tools that are designed to measure specific system parameters, Collectd can monitor different parameters in parallel. 

Global Online Trainings offers online CollectD Training for individuals and corporate batches. The entire training session are conducted by expert professionals with real time industry exposure. CollectL Corporate Course not only offers exceptional business insight it helps in enjoying great rewarding career in terms of growth prospect.

CollectL Corporate Course Content:

Topic 01: Introduction to Collectd- CollectD Training
  • Daemon Concept in Collectd
  • Basic Configuration
  • Daemon Starting Concepts- CollectL Corporate Course
  • Graph Creation in Collectd
Topic 02: Networking Concept
  • Overview of Unicast Server
  • Working with Different Ports- CollectD Training
  • Concept of Cryptographic Setup
Topic 03: Working with RRD tool Plugins
  • Introduction to IO-hell
Topic 04: Basic Concept of Notifications and Thresholds
Topic 05. Basic Overview of Chains
  • Basic Mechanism and Terminology
  • Various Built-in Targets- CollectD Training
  • Pre and Post-cache Chains
  • Other Matches and Targets
Topic 06. Migration Concept of Collectd v3 to v4
  • Configuration Migration
  • Existing RRD Files Migration- CollectL Corporate Course

Overview of CollectD Training:

Collectd is one of the most popular and widely deployed OSS system monitoring agents. It is used for everything from basic statistics gathering to performance analysis and capacity planning. Written in C, it is fast, lightweight and included by default in most Linux distributions. It consists of over 90 plugins with quite flexible.

Collectd Training is a small tool that gathers and store the statistics about the system on which they run and are more flexible than other tools. We use these two tools to measure customer performance parameters and ship them to our ELK-as-a-Service platform. We’ve specifically wrapped a Collectl agent in a Docker container and push it with Ansible to all of our servers. It collects the data for every couple of seconds and then ships it to ELK platform to allow us to run reports and send alerts

What does collectd do?
  • collectd Training gathers metrics from various sources like the operating system, logfiles, applications and external devices and stores this data or makes it available over the network.
  • Those statistics can be used to monitor systems to find performance bottlenecks and predict future system load.- CollectL Corporate Course
  • If you are fed up with some homegrown solution, then CollectD Training platform is the best solution for making better graphs of your private server.

Why collectd?

  • If CollectD was written in C for performance and portability, it allows running on systems without scripting language or cron daemon, such as embedded systems.
  • collectdis popular on OpenWrt, a Linux distribution for home routers.- CollectD Training
  • It includes optimizations and features to handle hundreds to thousands of metrics.
  • The daemon comes with over 100 plugins which range from standard cases to very specialized and advanced topics.- CollectL Corporate Course
  • collectd Training is actively developed and supported and well documented. It also provides powerful networking features and is extensible in numerous ways.

Features of CollectD Training:

Modularity / Portability

Everything that present in collectd is done in plugins except parsing the configfile. This means that the main daemon doesn’t have any external dependencies and should run on nearly anything that has heard of POSIX. The daemon has been reported as working on Linux, Mac OS X, Solaris, AIX, NetBSD, FreeBSD and OpenBSD.

Reasonable defaults

collectd Training configuration is kept as easy as possible, Besides which the modules are used to load and you don’t need to configure anything else, but you can customize the daemon to your liking if you want.

High-resolution statistics

collectd is not a script but written in a plain C for performance and portability. As a daemon, it stays in memory. So there is no need to start up a heavy interpreter every time new values should be logged. It runs on small embedded WLAN routers with Open Wrt without much impact on the CPU. The result is very high resolution graphics.

Sophisticated network code- CollectL Corporate Course

collectd Training utilizes a data push model like the data that is collected and sent to a multicast group or server. Thus there is no central instance which queries any values.The network code can use the advanced network technologies IPv6 and Multicast.

Built to scale

collectd is able to handle any number of hosts, from one to several thousand. This is achieved by utilizing the resources as efficient as possible by merging multiple RRD-updates into one update operation, merging the biggest possible number of values into each one network packet and so on. The multithreaded layout allows for multiple plugins to be queried simultaneously without running into problems due to IO-latencies.

SNMP support

The Simple Network Management Protocol (SNMP) is in widespread use with multiple network equipments like switches, routers, rack monitoring systems, thermometers, UPSes and so on. The SNMP plugin provides a generic interface to the SNM-protocol which you can use to query values and dispatch them over collectd Training mechanisms. since it may take a while for a timeout to occur or the device may take a little while to answer a request, the hosts are queried in parallel using multiple threads.

Integration with monitoring solutions

By using version 4.3, the concept of notifications and thresholds has been added to collectd. This allows you to send the notifications through the daemon and it allows for simple threshold checking. We will probably add some features to make the notification system more usable, but at the moment collectd Training is no match for a sophisticated monitoring solution.

About CollectL:

CollectL Corporate Course is a light-weight performance monitoring tool which is capable of reporting interactively as well as logging to disk. It reports statistics on CPU, disk, network, nfs, memory, process, quadrics and more in easy to read format. Unlike, most of the monitoring tools that focus on a small set of statistics, format their output in only one way, run either interactively or as a daemon but not both. collectl can monitor different parameters at the same time and report them in a suitable manner.