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pybind/ceph_daemon: use small chunk for recv #13804

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merged 1 commit into from Mar 20, 2017
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pybind/ceph_daemon: use small chunk for recv #13804

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6 changes: 5 additions & 1 deletion src/pybind/ceph_daemon.py
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Expand Up @@ -21,6 +21,7 @@

COUNTER = 0x8
LONG_RUNNING_AVG = 0x4
READ_CHUNK_SIZE = 4096


def admin_socket(asok_path, cmd, format=''):
Expand All @@ -45,7 +46,10 @@ def do_sockio(path, cmd_bytes):

got = 0
while got < l:
bit = sock.recv(l - got)
# recv() receives signed int, i.e max 2GB
# workaround by capping READ_CHUNK_SIZE per call.
want = min(l - got, READ_CHUNK_SIZE)
bit = sock.recv(want)
sock_ret += bit
got += len(bit)

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