+1 On Sun, Aug 30, 2026 at 7:22 AM Jason Gerlowski <[email protected]> wrote:
> Solr has an API called the "PingRequestHandler" > (/solr/<coreName>/admin/ping). This API is meant to serve as a > load-balancer healthcheck, but it has a few surprising quirks. Most > significantly it operates at the core level rather than the > node-level, so it requires load-balancers be aware of Solr's topology > to some extent (which of course, very few off-the-shelf load balancers > are.) > > In my experience, PingRequestHandler has long been superseded by less > idiosyncratic alternatives like the HealthcheckHandler or even the > SystemInfoHandler. > > **I propose we deprecate PingRequestHandler in 10.x and remove in > 11**, unless there's a compelling use-case that someone can bring to > our attention. Not only is it needless maintenance burden, but > PingRequestHandler also has some security baggage (i.e. "qt" usage) > that makes it slightly risky to keep around if it's not providing > value. > > Absent any use-cases for it that I'm not seeing currently, I'll create > a ticket for this in a few days and start working towards > deprecation+removal. Let me know what you guys think! Does anyone > here use PingRequestHandler in a way that couldn't be replaced by > HealthcheckHandler or normal querying? > > Best, > > Jason > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > >
