fendoukobe

thanks,i get it The KNN index has millions of docs,Knn search fast but,When the number reaches tens of millions, the speed is very slow, more than 20 seconds， How do...

and how to cancel the warmup index? Whether the validity time is related to the parameter "knn.cache.item. Expiry. Minutes ": "10m"？ thanks

hi, I see that KNN has a branch - Faiss Support. Whether this branch queries faster and uses less memory？ How to use it in my Elasticsearch cluster?

Approximate k-NN Search

> 嗨@fendoukobe > > 以下是我们计算内存的方法：[https](https://opendistro.github.io/for-elasticsearch-docs/docs/knn/performance-tuning/#estimating-memory-usage) : [//opendistro.github.io/for-elasticsearch-docs/docs/knn/performance-tuning/#estimating-memory-usage](https://opendistro.github.io/for-elasticsearch-docs/docs/knn/performance-tuning/#estimating-memory-usage)。 > > 在慢查询之后，你能粘贴 knn 统计数据吗？ > `GET /_opendistro/_knn/stats?pretty"` > > 关于 faiss 支持，我们正在[这里](https://github.com/opensearch-project/k-NN/tree/feature/faiss-support)积极工作。我正在研究 RFC，很快就会发布。我们希望支持 faiss 的乘积量化以减少内存消耗。此 repo 上的分支是开发分支，不应在生产中使用。它只包括 faiss 的 HNSW 实现，与 nmslib...

the demension is 1024, There are three nodes, Each node has 512GB of memory, two physical CPUs, and cores for one physical CPU are 16 A server becomes two virtual...