Hi,Nikos The attach is the log for 8tps/20tps, both have memory-leaks.
Regards Tony > Date: Sun, 18 Oct 2009 10:32:45 +0300 > From: [email protected] > To: [email protected] > CC: [email protected]; [email protected] > Subject: Re: Memory leaks are observed for libgnutls in multi-thread mode > > tangtong wrote: > > Hi,Nikos and Simon > > > > To verify the issue, I have configured my server to run as signle thread > > mode. Under high TPS, the memory leak still happen in gnutls_handshake, > > which means the root-cause is not caused by multi-thread. > > > > By more logs and analysis, I have the following findings: > > Under high TPS, my server can't serve every session timely, which leads to > > the closure of the sockets by the clients for timeout reason. The write > > operation on the server side of the corresponding socket leads to broken > > pipe error. gnutls_handshake() reports GNUTLS_E_PUSH_ERROR, -53. As a > > result, the hand-shake stage of tls session is not finished successfully. > > > > After repeated testing, It is evident when aborted tls session caused by > > error -53 are observed, the memory leak happen. > > > > I have double check my codes, for these aborted session, I have called the > > gnutls_bye()/gnutls_deinit() function. > > > > My assumption now is for those session which has unfinished hand-shake > > stage, the resourses are not released properly in gnutls_handshake() for > > some reason. > > Could you for this (memory leak) scenario to send us debugging output of > gnutls? To do that just add a logging function such as: > > static void > tls_log_func (int level, const char *str) > { > fprintf (stderr, "|<%d>| %s", level, str); > } > > and call those after initialization of gnutls. > gnutls_global_set_log_function (tls_log_func); > gnutls_global_set_log_level (2); > > > regards, > Nikos _________________________________________________________________ 约会说不清地方？来试试微软地图最新msn互动功能！ http://ditu.live.com/?form=TL&swm=1
gnutls_8tps.log.gz
Description: GNU Zip compressed data
gnutls_20tps.log.gz
Description: GNU Zip compressed data
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