Practice of Cloud System Administration, The: DevOps and SRE Practices for Web Services, Volume 2

by Thomas A. Limoncelli

Tasks classified as rare/easy can remain manual. If they are easy, anyone should be able to do them successfully. A team’s culture will influence if the person does the right thing. • Tasks classified as rare/difficult should be documented and tools should be created to assist the process. Documentation and better tools will make it easier to do the tasks correctly and consistently. This quadrant includes troubleshooting and recovery tasks that cannot be automated. However, good documentation can assist the process and good tools can remove the burden of repetition or human error. • Tasks classified as frequent/easy should be automated. The return on investment is obvious. Interestingly enough, once something is documented, it becomes easier to do, thus sliding it toward this quadrant. • Tasks classified as frequent/difficult should be automated, but it may be best to acquire that automation rather than write it yourself. Purchasing