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Dstat: Versatile resource statistics tool Dstat is a versatile replacement for vmstat, iostat, netstat and ifstat. Dstat overcomes some of their limitations and adds some extra features, more counters and flexibility. Dstat is handy for monitoring systems during performance tuning tests, benchmarks or troubleshooting. Dstat allows you to view all of your system resources in real-time, you can eg. compare disk utilization in combination with interrupts from your IDE controller, or compare the network bandwidth numbers directly with the disk throughput (in the same interval)

The biannual Top 500 supercomputer list has been released. Use this graphic to explore the world's fastest number crunchers or find out more about alternative supercomputer powers .

Splunk is the world's leading software used to monitor, report and analyze live streaming IT data as well as terabytes of historical data - located on-premises or in the cloud. More than 1,850 organizations in 70 countries use Splunk to gain valuable insights from their IT data to improve service levels, reduce IT operations costs, mitigate security risks, and drive new levels of operational visibility.