//
long startTime = System.currentTimeMillis();
WriteBlockHeader headerToReceive = new WriteBlockHeader(
versionAndOpcode);
headerToReceive.readFields(in);
int namespaceid = headerToReceive.getNamespaceId();
Block block = new Block(headerToReceive.getBlockId(),
dataXceiverServer.estimateBlockSize, headerToReceive.getGenStamp());
LOG.info("Receiving block " + block +
" src: " + remoteAddress +