If you are SRE coming from software engineering background, chances are you are going to struggle with RCA, specially when it comes to sysadmin skill set. Writing a series about things I wish I knew: Data Collection, Data analysis, Network and OS monitoring. https://adrafiq-52.medium.com/sre-up-to-speed-data-collection-part-1-a869620d55f6 => Unix File Systems, Configurations, State and logs. https://adrafiq-52.medium.com/sre-up-to-speed-part-1-regular-expression-9fc026d433ba => Cant stress enough to revise and mindmap regexp.