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From Walter Underwood <>
Subject Re: Solr TCP layer
Date Tue, 10 Mar 2015 18:25:25 GMT
I would strongly recommend taking a look at HTTP/2. It might not be fast enough for you, but
it is fast enough for Google and there are already implementations.

Walter Underwood  (my blog)

On Mar 10, 2015, at 11:18 AM, Erick Erickson <> wrote:

> Saumitra:
> 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.
> Best,
> Erick
> 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
>> --
>> View this message in context:
>> Sent from the Solr - User mailing list archive at

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