Add log to debug #678 (#733)

* Add log to debug #678

* Rename nsg_mix to RNSG in C++ sdk #735

* [skip ci] change __function__

core/src/index/knowhere/knowhere/index/vector_index/FaissBaseIndex.cpp

@@ -70,6 +70,7 @@ FaissBaseIndex::SealImpl() {
     faiss::Index* index = index_.get();
     auto idx = dynamic_cast<faiss::IndexIVF*>(index);
     if (idx != nullptr) {
+        KNOWHERE_LOG_DEBUG << "Test before to_readonly:" << " IVF READONLY " << std::boolalpha << idx->is_readonly();
         idx->to_readonly();
     }
 #endif

core/src/index/thirdparty/faiss/gpu/impl/IVFFlat.cu

@@ -24,6 +24,7 @@
 #include <thrust/host_vector.h>
 #include <unordered_map>
 #include <numeric>
+#include <chrono>
 
 namespace faiss { namespace gpu {
 
@@ -70,12 +71,14 @@ IVFFlat::copyCodeVectorsFromCpu(const float* vecs,
     // list; the length is in sizeof(char)
     FAISS_ASSERT(deviceData_->size() + lengthInBytes <= std::numeric_limits<int64_t>::max());
 
+    std::chrono::high_resolution_clock::time_point time1 = std::chrono::high_resolution_clock::now();
     deviceData_->append((unsigned char*) vecs,
                             lengthInBytes,
                             stream,
                             true /* exact reserved size */);
+    std::chrono::high_resolution_clock::time_point time2 = std::chrono::high_resolution_clock::now();
     copyIndicesFromCpu_(indices, list_length);
-
+    std::chrono::high_resolution_clock::time_point time3 = std::chrono::high_resolution_clock::now();
     maxListLength_ = 0;
 
     size_t listId = 0;
@@ -94,6 +97,7 @@ IVFFlat::copyCodeVectorsFromCpu(const float* vecs,
         pos += size;
         ++ listId;
     }
+    std::chrono::high_resolution_clock::time_point time4 = std::chrono::high_resolution_clock::now();
 
     deviceListDataPointers_ = hostPointers;
 
@@ -102,6 +106,16 @@ IVFFlat::copyCodeVectorsFromCpu(const float* vecs,
     if (stream != 0) {
         streamWait({stream}, {0});
     }
+    std::chrono::high_resolution_clock::time_point time5 = std::chrono::high_resolution_clock::now();
+
+    double span1 = (std::chrono::duration<double, std::micro>(time2 - time1)).count();
+    double span2 = (std::chrono::duration<double, std::micro>(time3 - time2)).count();
+    double span3 = (std::chrono::duration<double, std::micro>(time4 - time3)).count();
+    double span4 = (std::chrono::duration<double, std::micro>(time5 - time4)).count();
+    std::cout << "Span1: " << span1 * 0.001 << "ms" << std::endl;
+    std::cout << "Span2: " << span2 * 0.001 << "ms" << std::endl;
+    std::cout << "Span3: " << span3 * 0.001 << "ms" << std::endl;
+    std::cout << "Span4: " << span4 * 0.001 << "ms" << std::endl;
 }
 
 void

core/src/sdk/examples/utils/Utils.cpp

@@ -94,7 +94,7 @@ Utils::IndexTypeName(const milvus::IndexType& index_type) {
             return "IVFFLAT";
         case milvus::IndexType::IVFSQ8:
             return "IVFSQ8";
-        case milvus::IndexType::NSG:
+        case milvus::IndexType::RNSG:
             return "NSG";
         case milvus::IndexType::IVFSQ8H:
             return "IVFSQ8H";

core/src/sdk/include/MilvusApi.h

@@ -35,7 +35,7 @@ enum class IndexType {
     FLAT = 1,
     IVFFLAT = 2,
     IVFSQ8 = 3,
-    NSG = 4,
+    RNSG = 4,
     IVFSQ8H = 5,
     IVFPQ = 6,
     SPTAGKDT = 7,