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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "attribute_vector_explorer.h"
#include "attribute_executor.h"
#include <vespa/searchcommon/attribute/config.h>
#include <vespa/searchlib/attribute/attributevector.h>
#include <vespa/searchlib/attribute/distance_metric_utils.h>
#include <vespa/searchlib/attribute/i_enum_store.h>
#include <vespa/searchlib/attribute/i_enum_store_dictionary.h>
#include <vespa/searchlib/attribute/ipostinglistattributebase.h>
#include <vespa/searchlib/attribute/multi_value_mapping.h>
#include <vespa/searchlib/tensor/i_tensor_attribute.h>
#include <vespa/searchlib/util/state_explorer_utils.h>
#include <vespa/vespalib/data/slime/cursor.h>
using search::AddressSpaceUsage;
using search::AttributeVector;
using search::IEnumStore;
using search::StateExplorerUtils;
using search::attribute::BasicType;
using search::attribute::CollectionType;
using search::attribute::Config;
using search::attribute::DistanceMetricUtils;
using search::attribute::IAttributeVector;
using search::attribute::IPostingListAttributeBase;
using search::attribute::MultiValueMappingBase;
using search::attribute::Status;
using vespalib::AddressSpace;
using vespalib::MemoryUsage;
using namespace vespalib::slime;
namespace proton {
namespace {
void
convertGenerationToSlime(const AttributeVector &attr, Cursor &object)
{
object.setLong("oldest_used", attr.get_oldest_used_generation());
object.setLong("current", attr.getCurrentGeneration());
}
void
convertAddressSpaceToSlime(const AddressSpace &addressSpace, Cursor &object)
{
object.setDouble("usage", addressSpace.usage());
object.setLong("used", addressSpace.used());
object.setLong("dead", addressSpace.dead());
object.setLong("limit", addressSpace.limit());
}
void
convertAddressSpaceUsageToSlime(const AddressSpaceUsage &usage, Cursor &object)
{
for (const auto& entry : usage.get_all()) {
convertAddressSpaceToSlime(entry.second, object.setObject(entry.first));
}
}
void
convertMemoryUsageToSlime(const MemoryUsage &usage, Cursor &object)
{
StateExplorerUtils::memory_usage_to_slime(usage, object);
}
void
convert_enum_store_dictionary_to_slime(const search::IEnumStoreDictionary &dictionary, Cursor &object)
{
if (dictionary.get_has_btree_dictionary()) {
convertMemoryUsageToSlime(dictionary.get_btree_memory_usage(), object.setObject("btreeMemoryUsage"));
}
if (dictionary.get_has_hash_dictionary()) {
convertMemoryUsageToSlime(dictionary.get_hash_memory_usage(), object.setObject("hashMemoryUsage"));
}
}
void
convertEnumStoreToSlime(const IEnumStore &enumStore, Cursor &object)
{
object.setLong("numUniques", enumStore.get_num_uniques());
convertMemoryUsageToSlime(enumStore.get_values_memory_usage(), object.setObject("valuesMemoryUsage"));
convertMemoryUsageToSlime(enumStore.get_dictionary_memory_usage(), object.setObject("dictionaryMemoryUsage"));
convert_enum_store_dictionary_to_slime(enumStore.get_dictionary(), object.setObject("dictionary"));
}
void
convertMultiValueToSlime(const MultiValueMappingBase &multiValue, Cursor &object)
{
object.setLong("totalValueCnt", multiValue.getTotalValueCnt());
convertMemoryUsageToSlime(multiValue.getMemoryUsage(), object.setObject("memoryUsage"));
}
void
convertChangeVectorToSlime(const AttributeVector &v, Cursor &object)
{
MemoryUsage usage = v.getChangeVectorMemoryUsage();
convertMemoryUsageToSlime(usage, object);
}
void
convertPostingBaseToSlime(const IPostingListAttributeBase &postingBase, Cursor &object)
{
convertMemoryUsageToSlime(postingBase.getMemoryUsage(), object.setObject("memoryUsage"));
}
vespalib::string
type_to_string(const Config& cfg)
{
if (cfg.basicType().type() == BasicType::TENSOR) {
return cfg.tensorType().to_spec();
}
if (cfg.collectionType().type() == CollectionType::SINGLE) {
return cfg.basicType().asString();
}
return vespalib::string(cfg.collectionType().asString()) +
"<" + vespalib::string(cfg.basicType().asString()) + ">";
}
void
convert_config_to_slime(const Config& cfg, bool full, Cursor& object)
{
object.setString("type", type_to_string(cfg));
object.setBool("fast_search", cfg.fastSearch());
object.setBool("filter", cfg.getIsFilter());
object.setBool("paged", cfg.paged());
if (full) {
if (cfg.basicType().type() == BasicType::TENSOR) {
object.setString("distance_metric", DistanceMetricUtils::to_string(cfg.distance_metric()));
}
if (cfg.hnsw_index_params().has_value()) {
const auto& hnsw_cfg = cfg.hnsw_index_params().value();
auto& hnsw = object.setObject("hnsw");
hnsw.setLong("max_links_per_node", hnsw_cfg.max_links_per_node());
hnsw.setLong("neighbors_to_explore_at_insert", hnsw_cfg.neighbors_to_explore_at_insert());
}
}
}
}
AttributeVectorExplorer::AttributeVectorExplorer(std::unique_ptr<AttributeExecutor> executor)
: _executor(std::move(executor))
{
}
void
AttributeVectorExplorer::get_state(const vespalib::slime::Inserter &inserter, bool full) const
{
auto& attr = _executor->get_attr();
_executor->run_sync([this, &attr, &inserter, full] { get_state_helper(attr, inserter, full); });
}
void
AttributeVectorExplorer::get_state_helper(const AttributeVector& attr, const vespalib::slime::Inserter &inserter, bool full) const
{
const Status &status = attr.getStatus();
Cursor &object = inserter.insertObject();
if (full) {
convert_config_to_slime(attr.getConfig(), full, object.setObject("config"));
StateExplorerUtils::status_to_slime(status, object.setObject("status"));
convertGenerationToSlime(attr, object.setObject("generation"));
convertAddressSpaceUsageToSlime(attr.getAddressSpaceUsage(), object.setObject("addressSpaceUsage"));
// TODO: Consider making enum store, multivalue mapping, posting list attribute and tensor attribute
// explorable as children of this state explorer, and let them expose even more detailed information.
// In this case we must ensure that ExclusiveAttributeReadAccessor::Guard is held also when exploring children.
const IEnumStore *enumStore = attr.getEnumStoreBase();
if (enumStore) {
convertEnumStoreToSlime(*enumStore, object.setObject("enumStore"));
}
const MultiValueMappingBase *multiValue = attr.getMultiValueBase();
if (multiValue) {
convertMultiValueToSlime(*multiValue, object.setObject("multiValue"));
}
const IPostingListAttributeBase *postingBase = attr.getIPostingListAttributeBase();
if (postingBase) {
convertPostingBaseToSlime(*postingBase, object.setObject("postingList"));
}
const auto* tensor_attr = attr.asTensorAttribute();
if (tensor_attr) {
ObjectInserter tensor_inserter(object, "tensor");
tensor_attr->get_state(tensor_inserter);
}
convertChangeVectorToSlime(attr, object.setObject("changeVector"));
object.setLong("committedDocIdLimit", attr.getCommittedDocIdLimit());
object.setLong("createSerialNum", attr.getCreateSerialNum());
} else {
convert_config_to_slime(attr.getConfig(), full, object);
object.setLong("allocated_bytes", status.getAllocated());
}
}
}
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