Who uses JRuby

Hmm.
I use JRuby but mainly for cmd line apps on multiple 16/32 core boxes
with 32Gb+ RAM and 100Tb+ plus file systems.
(I’m a dinosaur from the 70’s before we had graphics - I live at the
command line :slight_smile:
Currently have record label reports going through a large number of
cronned jobs that use ActiveRecord in a Rails project with no front end
(yet).
These thrash the daylights out of a dozen databases on a load of boxes
with oodles of tables and 100s of millions of rows and do a great job.
One table has 140+ million rows in it for example and JRuby chomps down
and relishes it.
No dramas.
Ok. One. I had to add -J-Xmx2000m on one script due to legacy issues.
But in general no dramas.
Real time ETA minutes instead of hours for the archaic,
un-frickin-believably long and un-maintanable PHP scripts.
Managers are happy
Scored a badass Ubuntu box free for home use based on latest results.
Sweet.

Ms Kimberley Scott
Senior Software Engineer

I work on a jruby on rails application at IBM in the Big Data department
and I know of another jruby on rails deployment in the Information
Management department plus a bunch internal applications.

Thank you Charles and the rest of the JRuby team for all of the hard
work
you have done over the years to make JRuby so awesome.

Rohit

On Sat, Nov 17, 2012 at 11:05 AM, Charles Oliver N.
<[email protected]

At Groupon we use MRI for a lot of our tooling / site, but I’ve setup
some
internal services using JRuby in the past 6 months. We definitely had
teething pains setting it up (picking an app server, setting up a
deploy,
getting consoles/rake tasks do have a ruby env, JVM tuning, …), but
it’s
been working well after we ironed most of those out. I personally expect
having access to the JVM ecosystem will be a huge asset long-term.

Thank you Charles and the rest of the JRuby team for all of the hard
work

you have done over the years to make JRuby so awesome.

+1

ThoughtWorks
Sears
Annai Systems

On 2012-11-17 05:05, Charles Oliver N. wrote:

[email protected] wrote:

relishes it.
Senior Software Engineer
http://xircles.codehaus.org/manage_email


Ola B. (http://olabini.com)
Ioke - JRuby - ThoughtWorks

“Yields falsehood when quined” yields falsehood when quined.

Duolog.com is happily using JRuby in its System On Chip(EDA) tools and
user-oriented DSLs.

Thank you Charles and the rest of the JRuby team for all of the hard
work

you have done over the years to make JRuby so awesome.

+1

+1

Hello,

We at Vinci Energies/Actemium use JRuby in SCADA system for :

  • coding web service : data in JSON, treatment in JRuby, data
    in memory(pojo) and Hibernate
  • macro language : use JRuby for synoptics (animations, command
    interpret) server side, SVG/javascript client side
  • gateway for protocol adapter (when data flow com from serial line
    protocol)

Scripting install/run/stop/redundant (Oups, ruby 1.9 for that)

This SCADA base is use in transport systeme, video supervisor, gateway.

I am an independent consultant that works in the Enterprise software
space and I use jruby for almost anything that I would have used perl,
awk or shell scripts for in the past. Since there is no requirements
other than Java I have been able to bring it into the environments I
work without issue.

It has been a huge help to me. 1+ for sure on the thank the jruby team
for all the tremendous work they have put into this.

On Sun, 2012-11-18 at 18:59 -0600, Richie V. wrote:

    the hard work you have done over the years to make JRuby so


            16/32 core boxes with
            > oodles of tables and 100s of millions of rows and do
            > un-frickin-believably long and un-maintanable PHP
            >


Bob L.

Email: [email protected]
Mobile: (503)888-1471

We at Tata Consultancy Services use JRuby (on Rails) in one of the
internal applications & it is running strong since past 1 and a half
years now.

Thank heavens that Charles & team invented JRuby! :slight_smile:

-Darshan.

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