Gregory P. Smith added the comment:
The upstream Debian issue contains a fix for the bug in eglibc. Python should
not attempt to work around this. Distros need to fix their libc if they shipped
a broken one.
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components: +Extension Modules
resolution: - not a bug
stage: - resolved
STINNER Victor added the comment:
@Julien.Palard: Ping? Without more information, I would suggest to close the
issue.
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http://bugs.python.org/issue21216
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Changes by STINNER Victor victor.stin...@gmail.com:
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nosy: +haypo
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Python-bugs-list
STINNER Victor added the comment:
It may only be reproductible when your getaddrinfo use a NETLINK to get
informations about your interfaces before doing the DNS query.
What is your operation system? Name and version. What is your version of the C
library? What is your Python version? Can
STINNER Victor added the comment:
test_getaddrinfo.c: C program to run getaddrinfo() concurrently in different
threads, it comes from the Debian issue.
I ran this program with 10 threads, I stopped it after between 3000 and 5000
tries (depending on the thread). I'm running Fedora 20: Linux
STINNER Victor added the comment:
Can you provide the C and Python backtrace of all threads of your program?
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Python tracker rep...@bugs.python.org
http://bugs.python.org/issue21216
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New submission from Julien Palard:
I just found that python consider linux implementation of getaddrinfo thread
safe :
./python2.6-2.6.8/Modules/socketmodule.c:180
/* On systems on which getaddrinfo() is believed to not be thread-safe,
Changes by Gregory P. Smith g...@krypto.org:
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assignee: - gregory.p.smith
nosy: +gregory.p.smith
versions: +Python 2.7, Python 3.4, Python 3.5
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Gregory P. Smith added the comment:
Can you attach some python code that reproduces this for you? According to
both of the references below it doesn't sound like this is supposed to be a
problem.
http://pubs.opengroup.org/onlinepubs/9699919799/functions/freeaddrinfo.html
claims The
