Again, these are more tools that we've definitely covered before, but which can be extremely handy when it comes to troubleshooting local problems, specifically those around resources.
Using iotop, top, and vmstat for local resource issues
Getting ready
SSH to your CentOS VM:
$ vagrant ssh centos1
Install the appropriate packages:
$ sudo yum install iotop -y
How to do it...
We'll run through these tools in brief, but hopefully you've already picked up their basic usage from the rest of this book.