Function ExpandedCompactionByteSizeLimit

src/leveldb/db/version_set.cc:38–40

Maximum number of bytes in all compacted files. We avoid expanding the lower level file set of a compaction if it would make the total compaction cover more than this many bytes.

// the lower level file set of a compaction if it would make the
// total compaction cover more than this many bytes.
static int64_t ExpandedCompactionByteSizeLimit(const Options* options) {
  return 25 * TargetFileSize(options);
}

static double MaxBytesForLevel(const Options* options, int level) {
  // Note: the result for level zero is not really used since we set