Method CreateCacheFile

be/src/runtime/io/data-cache.cc:647–657

}

Status DataCache::Partition::CreateCacheFile() {
  DCHECK(!trace_replay_);
  lock_.DCheckLocked();
  const string& path =
      JoinPathSegments(path_, CACHE_FILE_PREFIX + PrintId(GenerateUUID()));
  unique_ptr<CacheFile> cache_file;
  RETURN_IF_ERROR(CacheFile::Create(path, &cache_file));
  cache_files_.emplace_back(std::move(cache_file));
  LOG(INFO) << "Created cache file " << path;
  return Status::OK();
}

Status DataCache::Partition::DeleteUntrackedFiles() const {
  DCHECK(!trace_replay_);