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From Zheng Lin Edwin Yeo <edwinye...@gmail.com>
Subject Re: Indexing in one collection affect index in another collection
Date Fri, 15 Feb 2019 10:40:03 GMT
Hi Shawn,

This issue is also occurring in the new Solr 7.7.0, with only the same data
size of 20 GB.

Regards,
Edwin

On Fri, 8 Feb 2019 at 23:53, Zheng Lin Edwin Yeo <edwinyeozl@gmail.com>
wrote:

> Hi Shawn,
>
> Thanks for your reply.
>
> Although the space in the OS disk cache could be the issue, but we didn't
> face this problem previously, especially in our other setup using Solr
> 6.5.1, which contains much more data (more than 1 TB), as compared to our
> current setup in Solr 7.6.0, in which the data size is only 20 GB.
>
> Regards,
> Edwin
>
>
>
> On Wed, 6 Feb 2019 at 23:52, Shawn Heisey <apache@elyograg.org> wrote:
>
>> On 2/6/2019 7:58 AM, Zheng Lin Edwin Yeo wrote:
>> > Hi everyone,
>> >
>> > Does anyone has further updates on this issue?
>>
>> It is my strong belief that all the software running on this server
>> OTHER than Solr is competing with Solr for space in the OS disk cache,
>> and that Solr's data is getting pushed out of that cache.
>>
>> Best guess is that with only one collection, the disk cache was able to
>> hold onto Solr's data better, and that with another collection present,
>> there's not enough disk cache space available to cache both of them
>> effectively.
>>
>> I think you're going to need a dedicated machine for Solr, so Solr isn't
>> competing for system resources.
>>
>> Thanks,
>> Shawn
>>
>

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