Paulo, thanks for the confirmation. I had raised a ticket for this.

https://issues.apache.org/jira/browse/CASSANDRA-14372



On Tue, Apr 10, 2018 at 2:37 AM, Paulo Motta <pauloricard...@gmail.com>
wrote:

> > cassandra.yaml states that "Directories where Cassandra should store
> data on disk. Cassandra will spread data evenly across them, subject to the
> granularity of the configured compaction strategy.". I feel it is not
> correct anymore.  Is it worth updating the doc?
>
> In fact this changed after CASSANDRA-6696, but the comment on
> cassandra.yaml (where the docs is created from) was never updated.
> Would you mind opening a ticket to fix this comment ? Thanks.
>
> 2018-04-09 17:00 GMT-03:00 Venkata Hari Krishna Nukala
> <n.v.harikrishna.apa...@gmail.com>:
> > I spent some time in code (trunk) to understand it better. If I
> understood
> > it correctly DiskBoundaryManager.getDiskBoundaries() method does the
> > partition and it has nothing to do with the compaction strategy. Is it
> > correct?
> >
> > cassandra.yaml states that "Directories where Cassandra should store
> data on
> > disk. Cassandra will spread data evenly across them, subject to the
> > granularity of the configured compaction strategy.". I feel it is not
> > correct anymore.  Is it worth updating the doc?
> >
> >
> >
> > On Tue, Mar 27, 2018 at 9:59 PM, Jonathan Haddad <j...@jonhaddad.com>
> wrote:
> >>
> >> In Cassandra 3.2 and later, data is partitioned by token range, which
> >> should give you even distribution of data.
> >>
> >> If you're going to go into 3.x, please use the latest 3.11, which at
> this
> >> time is 3.11.2.
> >>
> >>
> >> On Tue, Mar 27, 2018 at 8:05 AM Venkata Hari Krishna Nukala
> >> <n.v.harikrishna.apa...@gmail.com> wrote:
> >>>
> >>> Hi,
> >>>
> >>> I am trying to replace machines having HDD with little powerful
> machines
> >>> having SSD in production. The data present in each node is around
> 300gb. But
> >>> the newer machines have 2 X 200GB SSDs instead of a single disk.
> >>>
> >>> "data_file_directories" looks like a multi-valued config which I can
> use.
> >>> Am I looking at the right config?
> >>>
> >>> How does the data is distributed evenly? Leveled Compaction Strategy is
> >>> used for the tables.
> >>>
> >>> Thanks!
> >
> >
>
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