Method dumpSpans

src/traffic_cache_tool/CacheTool.cc:589–647

}

void
Cache::dumpSpans(SpanDumpDepth depth)
{
  if (depth >= SpanDumpDepth::SPAN) {
    for (auto span : _spans) {
      if (nullptr == span->_header) {
        std::cout << "Span: " << span->_path.string() << " is uninitialized" << std::endl;
      } else {
        std::cout << "\n----------------------------------\n"
                  << "Span: " << span->_path.string() << "\n----------------------------------\n"
                  << "#Magic: " << span->_header->magic << " #Volumes: " << span->_header->num_volumes
                  << "  #in use: " << span->_header->num_used << "  #free: " << span->_header->num_free
                  << "  #stripes: " << span->_header->num_diskvol_blks << "  Len(bytes): " << span->_header->num_blocks.value()
                  << std::endl;

        for (auto stripe : span->_stripes) {
          std::cout << "\n>>>>>>>>> Stripe " << static_cast<int>(stripe->_idx) << " @ " << stripe->_start
                    << " len=" << stripe->_len.count() << " blocks " << " vol=" << static_cast<int>(stripe->_vol_idx)
                    << " type=" << static_cast<int>(stripe->_type) << " " << (stripe->isFree() ? "free" : "in-use") << std::endl;

          std::cout << "      " << stripe->_segments << " segments with " << stripe->_buckets << " buckets per segment for "
                    << stripe->_buckets * stripe->_segments * ts::ENTRIES_PER_BUCKET << " total directory entries taking "
                    << stripe->_buckets * stripe->_segments * sizeof(CacheDirEntry) * ts::ENTRIES_PER_BUCKET
                    //                        << " out of " << (delta-header_len).units() << " bytes."
                    << std::endl;
          if (depth >= SpanDumpDepth::STRIPE) {
            Errata r = stripe->loadMeta();
            if (r) {
              // print Meta[A][HEAD]
              std::string MetaCopy[2] = {"A", "B"};
              std::string MetaType[2] = {"HEAD", "FOOT"};
              for (int i = 0; i < 2; i++) {
                for (int j = 0; j < 2; j++) {
                  std::cout << "\n" << MetaCopy[i] << ":" << MetaType[j] << "\n" << std::endl;
                  std::cout << " Magic:" << stripe->_meta[i][j].magic << "\n version: major: " << stripe->_meta[i][j].version._major
                            << "\n version: minor: " << stripe->_meta[i][j].version._minor
                            << "\n create_time: " << stripe->_meta[i][j].create_time
                            << "\n write_pos: " << stripe->_meta[i][j].write_pos
                            << "\n last_write_pos: " << stripe->_meta[i][j].last_write_pos
                            << "\n agg_pos: " << stripe->_meta[i][j].agg_pos << "\n generation: " << stripe->_meta[i][j].generation
                            << "\n phase: " << stripe->_meta[i][j].phase << "\n cycle: " << stripe->_meta[i][j].cycle
                            << "\n sync_serial: " << stripe->_meta[i][j].sync_serial
                            << "\n write_serial: " << stripe->_meta[i][j].write_serial << "\n dirty: " << stripe->_meta[i][j].dirty
                            << "\n sector_size: " << stripe->_meta[i][j].sector_size << std::endl;
                }
              }
              if (!stripe->validate_sync_serial()) {
                std::cout << "WARNING:::::Validity check failed for sync_serials" << std::endl;
              }
              stripe->_directory.clear();
            } else {
              std::cout << r;
            }
          }
        }
      }
    }
  }