Beispiel #1
0
    def load(path, log_header='Loading a heap profile dump: '):
        """Loads a heap profile dump.

    Args:
        path: A file path string to load.
        log_header: A preceding string for log messages.

    Returns:
        A loaded Dump object.

    Raises:
        ParsingException for invalid heap profile dumps.
    """
        dump = Dump(path, os.stat(path).st_mtime)
        with open(path, 'r') as f:
            dump.load_file(f, log_header)
        return dump
Beispiel #2
0
  def load(path, log_header='Loading a heap profile dump: '):
    """Loads a heap profile dump.

    Args:
        path: A file path string to load.
        log_header: A preceding string for log messages.

    Returns:
        A loaded Dump object.

    Raises:
        ParsingException for invalid heap profile dumps.
    """
    dump = Dump(path, os.stat(path).st_mtime)
    with open(path, 'r') as f:
      dump.load_file(f, log_header)
    return dump
 def load_basic_files(dump_path,
                      multiple,
                      no_dump=False,
                      alternative_dirs=None):
     prefix = SubCommand._find_prefix(dump_path)
     # If the target process is estimated to be working on Android, converts
     # a path in the Android device to a path estimated to be corresponding in
     # the host.  Use --alternative-dirs to specify the conversion manually.
     if not alternative_dirs:
         alternative_dirs = SubCommand._estimate_alternative_dirs(prefix)
     if alternative_dirs:
         for device, host in alternative_dirs.iteritems():
             LOGGER.info('Assuming %s on device as %s on host' %
                         (device, host))
     symbol_data_sources = SymbolDataSources(prefix, alternative_dirs)
     symbol_data_sources.prepare()
     bucket_set = BucketSet()
     bucket_set.load(prefix)
     if not no_dump:
         if multiple:
             dump_list = DumpList.load(
                 SubCommand._find_all_dumps(dump_path))
         else:
             dump = Dump.load(dump_path)
     symbol_mapping_cache = SymbolMappingCache()
     with open(prefix + '.cache.function', 'a+') as cache_f:
         symbol_mapping_cache.update(
             FUNCTION_SYMBOLS, bucket_set,
             SymbolFinder(FUNCTION_SYMBOLS, symbol_data_sources), cache_f)
     with open(prefix + '.cache.typeinfo', 'a+') as cache_f:
         symbol_mapping_cache.update(
             TYPEINFO_SYMBOLS, bucket_set,
             SymbolFinder(TYPEINFO_SYMBOLS, symbol_data_sources), cache_f)
     with open(prefix + '.cache.sourcefile', 'a+') as cache_f:
         symbol_mapping_cache.update(
             SOURCEFILE_SYMBOLS, bucket_set,
             SymbolFinder(SOURCEFILE_SYMBOLS, symbol_data_sources), cache_f)
     bucket_set.symbolize(symbol_mapping_cache)
     if no_dump:
         return bucket_set
     elif multiple:
         return (bucket_set, dump_list)
     else:
         return (bucket_set, dump)
Beispiel #4
0
 def load_basic_files(
     dump_path, multiple, no_dump=False, alternative_dirs=None):
   prefix = SubCommand._find_prefix(dump_path)
   # If the target process is estimated to be working on Android, converts
   # a path in the Android device to a path estimated to be corresponding in
   # the host.  Use --alternative-dirs to specify the conversion manually.
   if not alternative_dirs:
     alternative_dirs = SubCommand._estimate_alternative_dirs(prefix)
   if alternative_dirs:
     for device, host in alternative_dirs.iteritems():
       LOGGER.info('Assuming %s on device as %s on host' % (device, host))
   symbol_data_sources = SymbolDataSources(prefix, alternative_dirs)
   symbol_data_sources.prepare()
   bucket_set = BucketSet()
   bucket_set.load(prefix)
   if not no_dump:
     if multiple:
       dump_list = DumpList.load(SubCommand._find_all_dumps(dump_path))
     else:
       dump = Dump.load(dump_path)
   symbol_mapping_cache = SymbolMappingCache()
   with open(prefix + '.cache.function', 'a+') as cache_f:
     symbol_mapping_cache.update(
         FUNCTION_SYMBOLS, bucket_set,
         SymbolFinder(FUNCTION_SYMBOLS, symbol_data_sources), cache_f)
   with open(prefix + '.cache.typeinfo', 'a+') as cache_f:
     symbol_mapping_cache.update(
         TYPEINFO_SYMBOLS, bucket_set,
         SymbolFinder(TYPEINFO_SYMBOLS, symbol_data_sources), cache_f)
   with open(prefix + '.cache.sourcefile', 'a+') as cache_f:
     symbol_mapping_cache.update(
         SOURCEFILE_SYMBOLS, bucket_set,
         SymbolFinder(SOURCEFILE_SYMBOLS, symbol_data_sources), cache_f)
   bucket_set.symbolize(symbol_mapping_cache)
   if no_dump:
     return bucket_set
   elif multiple:
     return (bucket_set, dump_list)
   else:
     return (bucket_set, dump)