The best starting points for this would be the iproute2 man page [1], superuser [2] and serverfault [3]. There are potentially also Linux namespaces to consider. There are also some youtube videos that can walk you through the 'ip' command and debugging routes. Start with "debug route linux iproute2" in their search. That's a topic probably too big for HN I think. [1] -... - Source: Hacker News / 12 months ago

See the link to serverfault.com above, that seems the closest advice so far but too early to tell. Source: over 1 year ago

I would but the guys here are a bit lazy so I thought of a script - this is from serverfault.com so I need to change the security descriptor to modify. Source: over 1 year ago

Fundamentally, "dev" and "ops" require different skillsets. Dev experience does not translate to ops. An experienced "ops" might be able to rootcause an issue by pattern matching its markers to previous experience. A green "dev" is just that, green, and will usually operate with the handicap of a huge learning curve ahead. Sites like https://serverfault.com make it a bit easier to poke around, but are not a... - Source: Hacker News / almost 2 years ago

Well, there is https://serverfault.com/ for that, which uses the same stackexchange engine. Source: almost 2 years ago

We're Jiawei and Jialu of Tuli Health (https://tuli.health/). We let people get medical diagnostics quickly and safely in a pharmacy close to home, instead of going to a hospital. We're based in the UK. I have a MD PhD from University College London, and Jialu has been a software engineer for the past 10 years. We’ve lived in London for a decade and while we appreciate the NHS, we also wished for a world where we... - Source: Hacker News / almost 3 years ago