AkumuliConnection::AkumuliConnection(const char *path,
bool hugetlb,
Durability durability,
uint32_t compression_threshold,
uint64_t window_width,
uint64_t cache_size)
: dbpath_(path)
{
aku_FineTuneParams params = {};
params.debug_mode = 0;
params.durability = (uint32_t)durability;
params.enable_huge_tlb = hugetlb ? 1u : 0u;
params.logger = &db_logger;
params.compression_threshold = compression_threshold;
params.window_size = window_width;
params.max_cache_size = cache_size;
db_ = aku_open_database(dbpath_.c_str(), params);
aku_Status status = aku_open_status(db_);
if (status != AKU_SUCCESS) {
std::stringstream fmt;
fmt << "can't open database, error: `" << aku_error_message(status) << "`";
std::runtime_error err(fmt.str());
BOOST_THROW_EXCEPTION(err);
}
}
virtual void open()
{
if (db_ != nullptr) {
std::logic_error err("Database allready opened");
BOOST_THROW_EXCEPTION(err);
}
aku_FineTuneParams params;
params.durability = durability_;
params.enable_huge_tlb = enable_huge_tlb_ ? 1 : 0;
params.logger = &aku_console_logger;
params.compression_threshold = compression_threshold_;
params.window_size = sliding_window_size_;
std::string path = get_db_file_path();
db_ = aku_open_database(path.c_str(), params);
auto status = aku_open_status(db_);
throw_on_error(status);
}
