Open Stack

On Wed, Aug 15, 2012 at 7:57 AM, David Kranz <david.kranz at qrclab.com> wrote:
> Having each service provide a healthcheck was an idea discussed by operators
> at the last summit and would be a really good thing.  The intent was that
> monitoring tools would use it and that the healthcheck API should do
> whatever inspection the architects of the system believe is suitable to
> determine health. The architects know better than operators how to poke a
> system to determine if it is healthy.  Of course the posted code is not
> useful for this purpose and work would have to be done by each project to
> support such a common API.

In swift, we use the recon middleware to get detailed information on
backend server status for monitoring.  The healthcheck is mostly
something load balancers can hit to make sure proxies are alive.