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From Erick Erickson <>
Subject Re: Solr TCP layer
Date Tue, 10 Mar 2015 18:18:27 GMT

We certainly don't mean to be overly discouraging, so have at it!
There has been some talk of using Netty in the future as we pull the
war-file distribution out of the distro. Now, I have no technical clue
about the merits .vs. TCP. But that's another possibility you might
want to put into your analysis.


On Tue, Mar 10, 2015 at 11:13 AM, Saumitra Srivastav
<> wrote:
> Thanks everyone for the responses.
> My motivation for TCP is coming from a very heavy indexing pipeline where
> the smallest of optimization matters. I am working on a machine data parser
> which feeds data into Cassandra and Solr and we have SLAs based on how fast
> we can make data available in both the sources. We used to have issues with
> Cassandra as well but we optimized the s**t out of it.
> Now we want to do the same with Solr. While I do realize that this is going
> to be a lot of work, but if its something that will reap benefit in long
> run, then so be it. Datastax provides a netty based layer in their
> enterprise version which folks have reported to be faster. Now just because
> a commercial vendor ships it, doesn't mean we will jump into it without
> thinking. We will definitely do a effect-vs-effort analysis before
> committing to this.
> For majority of users, such high performance might not be a
> requirement/priority, so I understand the reluctance to go down this path.
> I think it would be best at this time that I start exploring this option and
> get back with my analysis.
> Thanks again.
> Saumitra
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