What are the caveats regarding the copy of a collection?

At this time DIH takes only about 10 minutes. So in case of accidental
delete we can just re-run the DIH. The reason I am thinking about backup is
just in case records are deleted accidentally and the DIH cannot be run
because the database is unavailable.

Our collection is simple: 2 nodes - 1 collection - 2 shards with 2 replicas
each

So a simple copy (cp command) for both the nodes/shards might work for us?
How do I restore the data back?



On Tue, Nov 17, 2015 at 4:56 PM, Jeff Wartes <jwar...@whitepages.com> wrote:

>
> https://github.com/whitepages/solrcloud_manager supports 5.x, and I added
> some backup/restore functionality similar to SOLR-5750 in the last
> release.
> Like SOLR-5750, this backup strategy requires a shared filesystem, but
> note that unlike SOLR-5750, I haven’t yet added any backup functionality
> for the contents of ZK. I’m currently working on some parts of that.
>
>
> Making a copy of a collection is supported too, with some caveats.
>
>
> On 11/17/15, 10:20 AM, "Brian Narsi" <bnars...@gmail.com> wrote:
>
> >Sorry I forgot to mention that we are using SolrCloud 5.1.0.
> >
> >
> >
> >On Tue, Nov 17, 2015 at 12:09 PM, KNitin <nitin.t...@gmail.com> wrote:
> >
> >> afaik Data import handler does not offer backups. You can try using the
> >> replication handler to backup data as you wish to any custom end point.
> >>
> >> You can also try out : https://github.com/bloomreach/solrcloud-haft.
> >>This
> >> helps backup solr indices across clusters.
> >>
> >> On Tue, Nov 17, 2015 at 7:08 AM, Brian Narsi <bnars...@gmail.com>
> wrote:
> >>
> >> > I am using Data Import Handler to retrieve data from a database with
> >> >
> >> > full-import, clean = true, commit = true and optimize = true
> >> >
> >> > This has always worked correctly without any errors.
> >> >
> >> > But just to be on the safe side, I am thinking that we should do a
> >>backup
> >> > before initiating Data Import Handler. And just in case something
> >>happens
> >> > restore the backup.
> >> >
> >> > Can backup be done automatically (before initiating Data Import
> >>Handler)?
> >> >
> >> > Thanks
> >> >
> >>
>
>

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