You can look inside the index.properties. The directory name mentioned in
that properties file is the one being used actively. The rest are old
directories that should be cleaned up on Solr restart but you can delete
them yourself without any issues.
On Mon, Mar 5, 2018 at 11:43 PM, Tom Peters <tpet...@synacor.com> wrote:
> While trying to debug an issue with CDCR, I noticed that the
> /var/solr/data directories on my source cluster have wildly different sizes.
>
> % for i in solr2-{a..e}; do echo -n "$i: "; ssh -A $i du -sh
> /var/solr/data; done
> solr2-a: 9.5G /var/solr/data
> solr2-b: 29G /var/solr/data
> solr2-c: 6.6G /var/solr/data
> solr2-d: 9.7G /var/solr/data
> solr2-e: 19G /var/solr/data
>
> The leader is currently "solr2-a"
>
> Here's the actual index size:
>
> Master (Searching)
> 1520273178244 # version
> 73034 # gen
> 3.66 GB # size
>
> When I look inside /var/solr/data/ on solr2-b, I see a bunch of index.*
> directories:
>
> % ls | grep index
> index.20180223021742634
> index.20180223024901983
> index.20180223033852960
> index.20180223034811193
> index.20180223035648403
> index.20180223041040318
> index.properties
>
> On solr2-a, I only see one index directory (index.20180222192820572).
>
> Does anyone know why this will happen and how I can clean it up without
> potentially causing any issues? We're currently on version Solr 7.1.
>
>
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--
Regards,
Shalin Shekhar Mangar.
