Splunk

Splunk is a log, monitoring and reporting tool for IT system administrators. It searches the logs, metrics and other data from applications, servers and network devices, and indexes them in a searchable repository. There can be graphics, generate SQL reports and alerts. Splunk is designed to support system administrators to detect incidents and analyze them. Log data of various systems and software components can be correlated to each other.

Splunk uses as basic MapReduce technology to capture, index and make searchable the relevant data, events and log files. Similarly, the technology also using frameworks such as Hadoop.

Splunk is a horizontal technology that is supported by the availability control, server and network management, e- mail administration, transaction management, and information security / compliance. The term " Splunk " refers to " data analysis " based on the English term " spelunking " ( caving ).

The company is headquartered in San Francisco, with 8 offices worldwide and about 500 employees. Splunk achieved in 2010, approximately 80 million U.S. dollars, in 2011 a turnover of 121 million U.S. dollars. Ignition Partners (Washington) holds a financial interest in the company.

Products

Splunk is next to a commercial version also available in a free version. Anyone who has downloaded Splunk automatically has the " Free Trial Enterprise " version. After 60 days of trial period has expired. No license is recorded, you can convert the version in a free version. It only has to be without some features. The product is substantially limited in the maximum size of the data revenue per day. It can only be received at 500 MB log files per day. If this limit is exceeded 5 times, Splunk will stop the complete data input. A new installation or importing a license will help. Another option is to use ' Input Filter and then allowing the extraction of unwanted logs to slide into a so-called " zero queue ". Thus, the data consumption is minimized. In addition, the Enterprise apps are not available in the free version and the Alerting function is disabled.

The commercial version requires a license. The license costs are based here by the need to log size. For example, 5 GB of log daily receiving, so a 5 GB license.

Patent

Splunk holds the following patents:

• U.S. patent number 7,937,344 " Machine Data Web "