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From Josh Elser <>
Subject Re: State of our RPCs
Date Tue, 01 Dec 2015 19:32:42 GMT
(replying to myself since this was a common sentiment)

I want to be clear that I am most definitely _not_ advocating that we 
rip out Thrift. I am still extremely far removed from that decision.

My question was more how can we make Thrift work better for us, than 
look for a replacement.

Josh Elser wrote:
> Hi --
> My adventures in Thrift as a part of ACCUMULO-4065 are finally coming to
> a close, it seems. The briefest summary I can give is that our hack to
> work around an 0.9.0->0.9.1 compatibility issue ended up creating a bug
> in a very obtuse case (when a server answering a oneway Thrift call
> threw an RTE or an Error).
> Given some other recent chatter in the project, I'm left wondering: what
> next?
> We've long considered Thrift to be a very useful tool, but extremely
> scary to upgrade. I think this is just another sign of this. This leaves
> me asking, how do we fix this?
> Best as I understand it, Thrift is still a relatively active project (at
> least their mailing list archives shows it). My impression is that the
> Java library is much less-so. Most of our issues to me that they
> ultimately stem from incompatibilities between libthrift versions and
> uncaught performance regressions.
> Assuming that to be true, do we need to make a coordinated effort to
> improve the upstream libthrift code? Become a part of their community,
> focusing on preventing these sorts of issues from ever filtering down to
> us? Help them generate and follow compatibility guidelines?
> I feel like our strategy over the past few years has been to "avert your
> eyes" -- if we don't touch it, it'll hopefully be ok. Perhaps we need to
> try something new. Thoughts?
> - Josh

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