anchor.diff:  % Timeout for re-replicating a single blob over HTTP PUT.  This
   % depends on the largest blobs hosted by DDFS, and the speed of the
   % cluster network.
  --define(GC_PUT_TIMEOUT, 180 * ?MINUTE).
  +-define(GC_PUT_TIMEOUT, (180 * ?MINUTE)).
   
   % Delete !partial files after this many milliseconds.
   -define(PARTIAL_EXPIRES, ?DAY).
  
positive.code: % How long to wait before timing out a tag retrieval.  This should be
  % large enough to read a large tag object off the disk and send it
  % over the network.
  -define(GET_TAG_TIMEOUT, 5 * ?MINUTE).
  
negative.code: % This value _must_ be larger than the other time-related DDFS
  % parameters listed in this file.  In particular, it must be larger
  % than ORPHANED_TAG_EXPIRES.
  -define(DELETED_TAG_EXPIRES, (30 * ?DAY)).
  
  % How many times a tag operation should be retried before aborting.
  -define(MAX_TAG_OP_RETRIES, 3).
  