Lucene 6.5.1 memory consumption on 64 bit linux System

Hi, I am facing GC issues while fetching search response from Lucene. Below are the details of how I am using Lucene. Server Details - Linux 64 bit, 12 cores 32 GB Ram Total number of applications running on box - 4(there are 2 other application running on same box with lesser configurations) *J

Re: Lucene 6.5.1 memory consumption on 64 bit linux System

ok, So have gone through few more searching. I have found that *MMap uses only virtual memory not JVM allocated memory*. But what about SearcherManager or ScoreDocs? I can see in heap dump most of the space is taken by either multiple scoredoc[] or searchermanager object. Can you guys help me her

Re: Lucene 6.5.1 memory consumption on 64 bit linux System

Application is hit with average 11-12 TPS only currently with max as 20 TPS. Currently searcherManager is acquired and released per request/Thread. What do you mean by sharing searchermanager among multiple threads can you please give more details on this and how this can help me here? -- Sent f

Re: Lucene 6.5.1 memory consumption on 64 bit linux System

Currently I am hitting Lucene only 1 time per request, yes I have single searcherManager instance which i am using to acquire/release per request. I have 2 indexes, hence 2 searcherManager for respective indexReaders. -- Sent from: http://lucene.472066.n3.nabble.com/Lucene-Java-Users-f532864.ht

Re: Lucene 6.5.1 memory consumption on 64 bit linux System

Hi Adrien and others, Any suggestions here? Thanks Ankur Bansal -- Sent from: http://lucene.472066.n3.nabble.com/Lucene-Java-Users-f532864.html - To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional

Re: Lucene 6.5.1 memory consumption on 64 bit linux System

Hi Adrian, I am hitting lucene once per request and getting back one document. I have attached a sample I took some time back. Let me know if you need any other details. -- Sent from: http://lucene.472066.n3.nabble.com/Lucene