diff options
| author | Douglas B. Rumbaugh <doug@douglasrumbaugh.com> | 2024-12-22 15:12:13 -0500 |
|---|---|---|
| committer | Douglas B. Rumbaugh <doug@douglasrumbaugh.com> | 2024-12-22 15:12:13 -0500 |
| commit | ba65c8976f54d4da2467074235a12f5be0bd5ebc (patch) | |
| tree | 955d5995f211d8a7a24f7b106912773db5e3a5ba /include/framework/reconstruction/LevelingPolicy.h | |
| parent | 5617bed5257506d3dfda8537b16f44b3e40f1b42 (diff) | |
| download | dynamic-extension-ba65c8976f54d4da2467074235a12f5be0bd5ebc.tar.gz | |
Continued development
Diffstat (limited to 'include/framework/reconstruction/LevelingPolicy.h')
| -rw-r--r-- | include/framework/reconstruction/LevelingPolicy.h | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/include/framework/reconstruction/LevelingPolicy.h b/include/framework/reconstruction/LevelingPolicy.h index 00f2cff..8bf5645 100644 --- a/include/framework/reconstruction/LevelingPolicy.h +++ b/include/framework/reconstruction/LevelingPolicy.h @@ -16,7 +16,7 @@ namespace de { template <ShardInterface ShardType, QueryInterface<ShardType> QueryType> -class LevelingPolicy : ReconstructionPolicy<ShardType, QueryType> { +class LevelingPolicy : public ReconstructionPolicy<ShardType, QueryType> { typedef std::vector<std::shared_ptr<InternalLevel<ShardType, QueryType>>> LevelVector; @@ -25,8 +25,8 @@ public: : m_scale_factor(scale_factor), m_buffer_size(buffer_size) {} ReconstructionVector - get_reconstruction_tasks(Epoch<ShardType, QueryType> *epoch, - size_t incoming_reccnt) override { + get_reconstruction_tasks(const Epoch<ShardType, QueryType> *epoch, + size_t incoming_reccnt) const override { ReconstructionVector reconstructions; auto levels = epoch->get_structure()->get_level_vector(); @@ -41,7 +41,7 @@ public: for (level_index i = target_level; i > source_level; i--) { size_t target_reccnt = - (i < levels.size()) ? levels[i]->get_record_count() : 0; + (i < (level_index)levels.size()) ? levels[i]->get_record_count() : 0; size_t total_reccnt = levels[i - 1]->get_record_count() + target_reccnt; reconstructions.add_reconstruction(i - 1, i, total_reccnt, @@ -52,29 +52,29 @@ public: } ReconstructionTask - get_flush_task(Epoch<ShardType, QueryType> *epoch) override { + get_flush_task(const Epoch<ShardType, QueryType> *epoch) const override { return ReconstructionTask{ - {{buffer_shid}}, 0, m_buffer_size, ReconstructionType::Flush}; + {{buffer_shid}}, 0, m_buffer_size, ReconstructionType::Merge}; } private: - level_index find_reconstruction_target(LevelVector &levels) { + level_index find_reconstruction_target(LevelVector &levels) const { level_index target_level = 0; size_t incoming_records = m_buffer_size; - for (size_t i = 0; i < (level_index)levels.size(); i++) { - if (levels[i].get_record_count() + incoming_records < capacity(i)) { + for (level_index i = 0; i < (level_index)levels.size(); i++) { + if (levels[i]->get_record_count() + incoming_records < capacity(i)) { target_level = i; break; } - incoming_records = levels[i].get_record_count(); + incoming_records = levels[i]->get_record_count(); } return target_level; } - inline size_t capacity(level_index level) { + inline size_t capacity(level_index level) const { return m_buffer_size * pow(m_scale_factor, level + 1); } |