Re: Performance issue: distributed grouping + dense vector search

2025-04-10 Thread Yue Yu
tainer). However, result grouping works on distributed search (shards) > when a group may span shards. > > If you find a perf bug; PR welcome! > > On Sat, Apr 5, 2025 at 6:49 AM Yue Yu wrote: > > > Hi All, > > > > When running vector search with grouping in multi-s

Performance issue: distributed grouping + dense vector search

2025-04-05 Thread Yue Yu
Hi All, When running vector search with grouping in multi-shard setting, the KnnFloatVectorQuery is executed (2+rows) times. I've observed that Qtime grows linearly when I increase "rows" number The culprit is this function call in https://github.com/apache/solr/blob/main/solr/core/src/java/org/