+1
On January 24, 2018 at 16:28:42, Nick Allen (n...@nickallen.org) wrote: +1 to a standard prefix for all Metron indices. I've had the same thought myself and you laid out the advantages well. On Wed, Jan 24, 2018 at 3:47 PM zeo...@gmail.com <zeo...@gmail.com> wrote: > I agree with having a metron_ prefix for ES indexes, and the timing. > > Jon > > On Wed, Jan 24, 2018 at 3:20 PM Michael Miklavcic < > michael.miklav...@gmail.com> wrote: > > > With the completion of https://github.com/apache/metron/pull/840 > > (METRON-939: Upgrade ElasticSearch and Kibana), we have the makings for a > > major release rev of Metron in the upcoming release (currently slotted to > > 0.4.3, I believe). Since there are non-backwards compatible changes > > pertaining to ES indexing, it seems like a good opportunity to revisit > our > > index naming standards. > > > > I propose we add a simple prefix "metron_" to all Metron indexes. There > are > > numerous reasons for doing so > > > > - removes the likelihood of index name collisions when we perform > > operations on index wildcard names, e.g. "enrichment_*, indexing_*, > > etc.". > > - ie, this allows us to be more friendly in a multi-tenant ES > > environment for relatively low engineering cost. > > - simplifies the Kibana dashboard a bit. We currently needed to > create a > > special index pattern in order to accommodate multi-index pattern > > matching > > across all metron-specific indexes. Using metron_* would be much > simpler > > and less prone to error. > > - easier for customers to debug and identify Metron-specific indexes > and > > associated data > > > > > > The reason for making these changes now is that we already have breaking > > changes with ES. Leveraging existing indexed data rather than deleting > > indexes and starting from scractch already requires a > re-indexing/migration > > step, so there is no additional effort on the part of users if they > choose > > to attempt a migration. It further makes sense with our current work > > towards upgrading Solr. > > > > We already have a battery of integration and manual tests after the ES > > upgrade work that can be leveraged to validate the changes. > > > > Mike Miklavcic > > > > > -- > > Jon >
