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From David Reiss <dre...@facebook.com>
Subject Re: "TSocket read 0 bytes" when dictionary contains unicode character on 64-bit Ubuntu
Date Mon, 17 May 2010 19:09:10 GMT
It looks like the server closed the connection without sending back
a response.  I would take a look at the server error log.

--David

Francisco Byun wrote:
> Hello. I'm running a BBS written in Python which use Thrift as the
> protocol between Backend & Frontend server. Recently I tried to
> migrate Frontend server. Former Frontend server was 32-bit Ubuntu
> server. New Frontend server is 64-bit Ubuntu server with doubled
> memory.
> 
> But I failed.
> 
> When Frontend ask Backend to send some information, it works fine. But
> when Frontend tries to send some information, it does not work very
> well. For example, I tried to write an article written in English,
> everything was fine. But when I tried to write an article written in
> Korean, it just screwed up with following traceback.
> 
> What should I inspect? Is this reported Thrift problem, or my code is
> wrong? (But identical source works fine with 32-bit Ubuntu server
> 
> .)
> 
> Traceback (most recent call last):
> 
>  File "/usr/local/lib/python2.6/dist-packages/Django-1.2-py2.6.egg/django/core/handlers/base.py",
> line 100, in get_response
>    response = callback(request, *callback_args, **callback_kwargs)
> 
>  File "/home/ara/arara/warara/__init__.py", line 24, in check_error
>    return f(*args, **argv)
> 
>  File "/home/ara/arara/warara/board/views.py", line 118, in write
>    return write_(request, board_name)
> 
>  File "/home/ara/arara/warara/__init__.py", line 24, in check_error
>    return f(*args, **argv)
> 
>  File "/home/ara/arara/warara/board/views.py", line 169, in write_
>    article_id = server.article_manager.write_article(sess, board_name,
> WrittenArticle(**article_dic))
> 
>  File "/home/ara/arara/gen-py/arara_thrift/ArticleManager.py", line
> 607, in write_article
>    return self.recv_write_article()
> 
>  File "/home/ara/arara/gen-py/arara_thrift/ArticleManager.py", line
> 620, in recv_write_article
>    (fname, mtype, rseqid) = self._iprot.readMessageBegin()
> 
>  File "/usr/local/lib/python2.6/dist-packages/Thrift-0.2.0-py2.6-linux-x86_64.egg/thrift/protocol/TBinaryProtocol.py",
> line 126, in readMessageBegin
>    sz = self.readI32()
> 
>  File "/usr/local/lib/python2.6/dist-packages/Thrift-0.2.0-py2.6-linux-x86_64.egg/thrift/protocol/TBinaryProtocol.py",
> line 203, in readI32
>    buff = self.trans.readAll(4)
> 
>  File "/usr/local/lib/python2.6/dist-packages/Thrift-0.2.0-py2.6-linux-x86_64.egg/thrift/transport/TTransport.py",
> line 58, in readAll
>    chunk = self.read(sz-have)
> 
>  File "/usr/local/lib/python2.6/dist-packages/Thrift-0.2.0-py2.6-linux-x86_64.egg/thrift/transport/TTransport.py",
> line 155, in read
>    self.__rbuf = StringIO(self.__trans.read(max(sz, self.DEFAULT_BUFFER)))
> 
>  File "/usr/local/lib/python2.6/dist-packages/Thrift-0.2.0-py2.6-linux-x86_64.egg/thrift/transport/TSocket.py",
> line 94, in read
>    raise TTransportException(type=TTransportException.END_OF_FILE,
> message='TSocket read 0 bytes')
> 
> TTransportException: TSocket read 0 bytes
> 
> <ModPythonRequest
> path:/board/test/write/,
> GET:<QueryDict: {}>,
> POST:<QueryDict: {u'file1': [u'', u''], u'delete_file': [u''],
> u'article_no': [u''], u'title': [u'test'], u'text': [u'--\r\nKAIST
> \ucca0\ud559\uacfc\uc5d0 \uc7ac\ud559\uc911\uc778
> \ubcc0\uaddc\ud64d\uc774\ub77c\uace0 \ud569\ub2c8\ub2e4.'],
> u'article_write': [u'write'], u'board_name': [u'test'], u'write_type':
> [u'write'], u'file1_fi': [u'', u'']}>,

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