On Sun, Sep 3, 2017 at 9:36 AM, Evgenii Zhuravlev <e.zhuravlev...@gmail.com> wrote:
> What about this SO question - I think it could be a good idea to add some > additional validation between nodes configurations at node's start. > Because, if the root of the problem was found correctly, then it means that > nodes were started with inconsistent configurations. What do you think? > Agree. These are exactly the fixes we should start adding to Ignite. > https://stackoverflow.com/questions/45911616/datastreamer-does-not-work- > well/4597234 > - it doesn't relate to DataStreamer, looks like since version 2.1(or > earlier) we have problems with old versions of Java7. I've seen also at > least two same questions on the user list. I've created issue for that: > https://issues.apache.org/jira/browse/IGNITE-6248 Great! I have scheduled this ticket for 2.2. The node must not start on an incompatible Java version. > > https://stackoverflow.com/questions/45034975/apache- > ignite-data-streamer/45035436 > - As he said at the end, I think he didn't properly understand how > DataStreamer should work > Disagree. This is an Ignite issue, not a user issue. We must detect this and either provide a user with a warning message or disallow 2 streamers with identical names. Makes sense? > > http://apache-ignite-users.70518.x6.nabble.com/Failing- > DataStreamer-beacuse-of-minor-version-change-td12142.html > for this issue, we already have an improvement too: > https://issues.apache.org/jira/browse/IGNITE-5195 Argh, what a horrible issue. We spit out an exception 2 pages long, and then telling the poor user to ignore it. This is just sad. I updated the ticket and added a link to the user thread. > > > Evgenii > > 2017-09-03 18:13 GMT+03:00 Dmitriy Setrakyan <dsetrak...@apache.org>: > > > In that case we either provide bad configuration or bad error messages. > > Could we provide a better error message for this SO issue? > > > > Evgenii, can I please ask you to provide links to all the data streamer > > questions you looked at here? This way we may have a chance to spot some > > area for improvement. > > > > D. > > > > On Sun, Sep 3, 2017 at 3:05 AM, Evgenii Zhuravlev < > > e.zhuravlev...@gmail.com> > > wrote: > > > > > Dmitriy, > > > > > > I've seen several questions on StackOverflow and on the user list, that > > > seems to be connected with Data Streamer at first sight, but after some > > > investigation, it was clear that they were not related to Data Streamer > > at > > > all. Usually, as it was in this question on SO, it was a wrong > > > configuration or conflicted configuration between nodes. > > > > > > Evgenii > > > > > > 2017-09-03 2:10 GMT+03:00 Dmitriy Setrakyan <dsetrak...@apache.org>: > > > > > > > Igniters, > > > > > > > > I am noticing quite a few issues on the user list and Stack Overflow > > that > > > > have to do with Data Streamer usability. Here is just one example: > > > > > > > > https://stackoverflow.com/questions/46015833/ > > > datastreamer-adddata-method- > > > > not-work-as-expected-in-cluster > > > > > > > > I think, as a community, we should try to analyze all the issues and > > > figure > > > > out why the users are struggling. > > > > > > > > Does anyone have a good sense for what is happening? > > > > > > > > D. > > > > > > > > > >
