On 11/11/2015 12:00pm, Bryan Talbot wrote: > 1. Will haproxy remove a server from its backend pool if it returns a 500 > response to a request (I'm not talking about the health check, but just a > regular request) > > > > Not by default but haproxy can monitor normal traffic and take action if > desired. See the 'observe' and 'on-error' options.
Ah, then by default it does what I want. Perfect. For others following along, the manual is here: https://cbonte.github.io/haproxy-dconv/configuration-1.5.html#observe That observe feature is really cool and I hadn't seen it before. > 2. Can haproxy be instructed to ignore 500 errors for its health check (I > still want to detect that the server has gone away and doesn't respond, but > the 500 error might be transient or it might just be on one page due to > misconfiguration and doesn't warrant removing the whole server). > > > Probably, but if you don't care about the HTTP request or response, why not > just use TCP health checks? Ah, of course! When looking for complex solutions I missed the simple thing in front of me. Thanks Ari -- --------------------------> Aristedes Maniatis ish http://www.ish.com.au Level 1, 30 Wilson Street Newtown 2042 Australia phone +61 2 9550 5001 fax +61 2 9550 4001 GPG fingerprint CBFB 84B4 738D 4E87 5E5C 5EFA EF6A 7D2E 3E49 102A
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