iotop is a nice tool to monitor I/O usage information output by the Linux kernel (requires 2.6.20 or later). To install iotop with yum as root (for RedHat / Fedora / Centos based systems only)&nb [ ... ]

There are many ways how to get the current bandwidth usage on Linux. This is a very simple shell script that lists the network statistic every second: #!/bin/bash
if [ -z "$1" ]; then
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