Given that SolrCloud is not even the default mode, I think it is premature to deprecate standalone mode. Let's do this first and maybe consider deprecating standalone after some time?
~ David Smiley Apache Lucene/Solr Search Developer http://www.linkedin.com/in/davidwsmiley On Mon, Aug 9, 2021 at 1:58 PM Mike Drob <[email protected]> wrote: > Could we simulate user managed replication with an embedded zookeeper > on the primary and pull replicas on the followers? > > On Mon, Aug 9, 2021 at 12:56 PM Jason Gerlowski <[email protected]> > wrote: > > > > Hey Marcus, > > > > The places I've worked in the past have all used SolrCloud primarily > > so I can't speak to any specifics, but my impression from reading > > user-list traffic is that a sizable chunk of Solr's user base prefers > > "User-Managed" mode (formerly called "standalone"). Some because they > > don't want to manage a ZooKeeper cluster. Some because the > > replication model in 'user-managed' fits their needs better. Some I > > imagine just haven't bothered to update in many years. > > > > I'm absolutely sympathetic to efforts to streamline development and > > reduce collective debt, but it might be tough to displace such a big > > chunk of users. I'm curious what others think though. Maybe the > > proportion of 'user-managed' users out there is smaller than I > > imagine. > > > > Jason > > > > On Fri, Aug 6, 2021 at 11:59 PM Marcus Eagan <[email protected]> > wrote: > > > > > > Hello again, > > > > > > Has the time come for us to reduce scope to move faster and with more > focus? Even for those not in the cloud, SolrCloud has been the undisputed > performance and usability champ since version 8.0. In version 9.0, I'd like > to propose that the deciders in the community deprecate standalone mode in > favor of SolrCloud. > > > > > > There are a few drivers: > > > > > > We only need to support changes that impact SolrCloud going forward. I > know that this is hard to stomach. But by the time Solr reaches version > 10.0, everyone should have migrated to SolrCloud as there is little reason > to continue to run standalone. > > > The new features keep coming to SolrCloud, but not to standalone. You > can see in a few ways how I embarrassingly discovered this late one night > while trying out a PR. If not careful, users can accidentally start Solr in > standalone mode. Think of all the features that they will see documented > but not in their environment. What a confusing user experience? > > > Last but certainly not least, the number of contributors to the > project, and the velocity of those contributions has dropped. . It does not > have to be that way, though. Two ways are for the community to observe our > push for modernization and improved user experience. Simply eliminating the > need to include the -c flag in the start command would be a huge win for > many engineers.We should make life easier for our users as much as the > maintainers here. We can strive to make the upgrade process from 9 to 10 > very simple. > > > > > > I tried to make one step in this direction last year by re-ordering > the README to show the Solr Cloud command before the standalone command. I > believe that patch died on the vine, but I would be excited to revive it to > document this effort when the time is appropriate. > > > > > > Reason not to do it: > > > > > > Some large company out there might view this move as introducing > risk. I view the risk here as negligible but I welcome any perspective > there. > > > Some things I inevitably don't know. > > > > > > What do you all think? > > > > > > Thank you all for your voluntary contributions, > > > -- > > > Marcus Eagan > > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [email protected] > > For additional commands, e-mail: [email protected] > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > >
