There is no attachment in the previous email that I can see? Maybe you can post it online?
On Thu, Jan 21, 2021 at 4:54 PM Martynas L <martynas....@gmail.com> wrote: > Hello, > > Are there any comments on this issue? > If there is no workaround, we will be forced to rollback to the 7.5.0 > version. > > Best regards, > Martynas > > On Tue, Jan 12, 2021 at 12:27 PM Martynas L <martynas....@gmail.com> > wrote: > > > Hi, > > > > Please see attached sample. > > IndexGenerator - creates a dummy index. > > IndexReader - retrieves documents - duration time with 7.5.0 version is > > ~2s, while ~6s with 8.7.0 > > > > Regards, > > Martynas > > > > On Tue, Dec 22, 2020 at 3:23 PM Vincenzo D'Amore <v.dam...@gmail.com> > > wrote: > > > >> I think it would be useful to have an example of a document and, if > >> possible, an example of query that takes too long. > >> > >> On Mon, Dec 21, 2020 at 1:47 PM Martynas L <martynas....@gmail.com> > >> wrote: > >> > >> > Hello, > >> > > >> > I am sorry for the delay. > >> > > >> > Not sure what you mean by "workload". We have a performance tests, > which > >> > started failing after upgrading to 8.7.0. > >> > So I just tried to query the index (built form the same source) to get > >> all > >> > documents and compare the performance with 7.5.0. > >> > > >> > Document "size" is a sum of all stored string lengths (3402519 > >> documents): > >> > > >> > doc size 903 - 88s vs 22s > >> > > >> > doc size 36 (only one field loaded, used searcher.doc(docID, > >> > Collections.singleton("fieldName"))) - 78s vs 16s > >> > > >> > doc size 439 (some fields made not stored) - 46s vs 14.5s > >> > > >> > Best regards, > >> > Martynas > >> > > >> > On Fri, Dec 4, 2020 at 12:06 AM Adrien Grand <jpou...@gmail.com> > wrote: > >> > > >> > > Hello Martynas, > >> > > > >> > > There have indeed been changes related to stored fields in 8.7. What > >> does > >> > > your workload look like and how large are your documents on average? > >> > > > >> > > On Thu, Dec 3, 2020 at 3:04 PM Martynas L <martynas....@gmail.com> > >> > wrote: > >> > > > >> > > > Hi, > >> > > > We've migrated from 7.5.0 to 8.7.0 and find out that the index > >> > > "searching" > >> > > > is significantly (4-5 times) slower in the latest version. > >> > > > It seems that > >> > > > org.apache.lucene.search.IndexSearcher#doc(int) > >> > > > is slower. > >> > > > > >> > > > Is it possible to have similar performance with 8.7.0? > >> > > > > >> > > > Best regards, > >> > > > Martynas > >> > > > > >> > > > >> > > > >> > > -- > >> > > Adrien > >> > > > >> > > >> > >> > >> -- > >> Vincenzo D'Amore > >> > > >