lucene-solr-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Erick Erickson <erickerick...@gmail.com>
Subject Re: List all Collections together with number of records
Date Fri, 05 Jun 2015 04:03:38 GMT
Have you considered spawning a bunch of threads, one per collection
and having them all run in parallel?

Best,
Erick

On Thu, Jun 4, 2015 at 4:52 PM, Zheng Lin Edwin Yeo
<edwinyeozl@gmail.com> wrote:
> The reason we wanted to do a single call is to improve on the performance,
> as our application requires to list the total number of records in each of
> the collections, and the number of records that matches the query each of
> the collections.
>
> Currently we are querying each collection one by one to retrieve the
> numFound value and display them, but this can slow down the system
> significantly when the number of collection grows. So we are thinking of
> ways to improve the speed in this area.
>
> Any other methods which you can suggest that we can do to overcome this
> speed problem?
>
> Regards,
> Edwin
> On 5 Jun 2015 00:16, "Erick Erickson" <erickerickson@gmail.com> wrote:
>
>> Not in a single call that I know of. These are really orthogonal
>> concepts. Getting the cluster status merely involves reading the
>> Zookeeper clusterstate whereas getting the total number of docs for
>> each would involve querying each collection, i.e. going to the Solr
>> nodes themselves. I'd guess it's unlikely to be combined.
>>
>> Best,
>> Erick
>>
>> On Thu, Jun 4, 2015 at 7:47 AM, Zheng Lin Edwin Yeo
>> <edwinyeozl@gmail.com> wrote:
>> > Hi,
>> >
>> > Would like to check, are we able to use the Collection API or any other
>> > method to list all the collections in the cluster together with the
>> number
>> > of records in each of the collections in one output?
>> >
>> > Currently, I only know of the List Collections
>> > /admin/collections?action=LIST. However, this only list the names of the
>> > collections that are in the cluster, but not the number of records.
>> >
>> > Is there a way to show the number of records in each of the collections
>> as
>> > well?
>> >
>> > Regards,
>> > Edwin
>>

Mime
View raw message