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From Brian Tarbox <tar...@cabotresearch.com>
Subject Re: State of Cassandra and Java 7
Date Sat, 15 Dec 2012 15:50:31 GMT
We've reverted all machines back to Java 6 after running into numerous Java
7 issues...some running Cassandra, some running Zookeeper, others just
general problems.  I don't recall any other major language release being
such a mess.


On Fri, Dec 14, 2012 at 5:07 PM, Bill de hÓra <bill@dehora.net> wrote:

> "At least that would be one way of defining "officially supported".
>
> Not quite, because, Datastax is not Apache Cassandra.
>
> "the only issue related to Java 7 that I know of is CASSANDRA-4958, but
> that's osx specific (I wouldn't advise using osx in production anyway) and
> it's not directly related to Cassandra anyway so you can easily use the
> beta version of snappy-java as a workaround if you want to. So that non
> blocking issue aside, and as far as we know, Cassandra supports Java 7. Is
> it rock-solid in production? Well, only repeated use in production can
> tell, and that's not really in the hand of the project."
>
> Exactly right. If enough people use Cassandra on Java7 and enough people
> file bugs about Java 7 and enough people work on bugs for Java 7 then
> Cassandra will eventually work well enough on Java7.
>
> Bill
>
> On 14 Dec 2012, at 19:43, Drew Kutcharian <drew@venarc.com> wrote:
>
> > In addition, the DataStax official documentation states: "Versions
> earlier than 1.6.0_19 should not be used. Java 7 is not recommended."
> >
> > http://www.datastax.com/docs/1.1/install/install_rpm
> >
> >
> >
> > On Dec 14, 2012, at 9:42 AM, Aaron Turner <synfinatic@gmail.com> wrote:
> >
> >> Does Datastax (or any other company) support Cassandra under Java 7?
> >> Or will they tell you to downgrade when you have some problem, because
> >> they don't support C* running on 7?
> >>
> >> At least that would be one way of defining "officially supported".
> >>
> >> On Fri, Dec 14, 2012 at 2:22 AM, Sylvain Lebresne <sylvain@datastax.com>
> wrote:
> >>> What kind of official statement do you want? As far as I can be
> considered
> >>> an official voice of the project, my statement is: "various people run
> in
> >>> production with Java 7 and it seems to work".
> >>>
> >>> Or to answer the initial question, the only issue related to Java 7
> that I
> >>> know of is CASSANDRA-4958, but that's osx specific (I wouldn't advise
> using
> >>> osx in production anyway) and it's not directly related to Cassandra
> anyway
> >>> so you can easily use the beta version of snappy-java as a workaround
> if you
> >>> want to. So that non blocking issue aside, and as far as we know,
> Cassandra
> >>> supports Java 7. Is it rock-solid in production? Well, only repeated
> use in
> >>> production can tell, and that's not really in the hand of the project.
> We do
> >>> obviously encourage people to try Java 7 as much as possible and
> report any
> >>> problem they may run into, but I would have though this goes without
> saying.
> >>>
> >>>
> >>> On Fri, Dec 14, 2012 at 4:05 AM, Rob Coli <rcoli@palominodb.com>
> wrote:
> >>>>
> >>>> On Thu, Dec 13, 2012 at 11:43 AM, Drew Kutcharian <drew@venarc.com>
> wrote:
> >>>>> With Java 6 begin EOL-ed soon
> >>>>> (https://blogs.oracle.com/java/entry/end_of_public_updates_for),
> what's the
> >>>>> status of Cassandra's Java 7 support? Anyone using it in production?
> Any
> >>>>> outstanding *known* issues?
> >>>>
> >>>> I'd love to see an official statement from the project, due to the
> >>>> sort of EOL issues you're referring to. Unfortunately previous
> >>>> requests on this list for such a statement have gone unanswered.
> >>>>
> >>>> The non-official response is that various people run in production
> >>>> with Java 7 and it seems to work. :)
> >>>>
> >>>> =Rob
> >>>>
> >>>> --
> >>>> =Robert Coli
> >>>> AIM&GTALK - rcoli@palominodb.com
> >>>> YAHOO - rcoli.palominob
> >>>> SKYPE - rcoli_palominodb
> >>>
> >>>
> >>
> >>
> >>
> >> --
> >> Aaron Turner
> >> http://synfin.net/         Twitter: @synfinatic
> >> http://tcpreplay.synfin.net/ - Pcap editing and replay tools for Unix
> & Windows
> >> Those who would give up essential Liberty, to purchase a little
> temporary
> >> Safety, deserve neither Liberty nor Safety.
> >>   -- Benjamin Franklin
> >> "carpe diem quam minimum credula postero"
> >
>
>

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