lucene-solr-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Mikhail Khludnev <m...@apache.org>
Subject Re: Question RE: Contents of Field Value Cache
Date Sat, 04 May 2019 09:01:24 GMT
Hello,
Every FVC entry corresponds to to a field, but capped by max size. So, it's
really odd that its' numbers peaked as some point of time. Note that some
caches support showItems parameter, check the doc.

On Sat, May 4, 2019 at 11:04 AM benrollinger <rollinger.benjamin.c@gmail.com>
wrote:

> Good Evening,
>
> Running into a puzzle with my SOLR instance (bundled with WebSphere
> Commerce).  I understand that FieldValueCache(FVC) roughly corresponds to
> facets on the storefront.  Under normal processing we fill the FVC up to
> 137
> and everything runs happy.  This roughly corresponds to the number of
> facetable attributes on the front end.
>
> But every so often (seems like it might correlate to indexprop timing), we
> see the FVC climb up over 200.
>  When it happens, it drives a bunch of extra CPU as the FVC cache hit ratio
> decreases drastically (at 137 happy mode its right about 100% hit ratio).
>
> So far have been unable to reproduce on demand, but users manage it a
> couple
> times a week.  Since Im not finding how to reproduce, my next thought is
> how
> can I log these entries, or more info about the contents?  So far Google
> search hasnt helped with this much.  Nor did my PMR/IBM support case about
> it.  If anyone has an idea how I can find & log the cache keys as they are
> loaded, I'd very much appreciate it.
>
> Thanks in advance.
>
>
>
> --
> Sent from: http://lucene.472066.n3.nabble.com/Solr-User-f472068.html
>


-- 
Sincerely yours
Mikhail Khludnev

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message