Thanks for the answer, One question, the patch proposed for some memory leaks can be applied in Pgpool-II 3.1.
Regards. -----Mensaje original----- De: Toshihiro Kitagawa [mailto:kitag...@sraoss.co.jp] Enviado el: viernes, 30 de septiembre de 2011 12:18 Para: Lazaro Rubén García Martinez CC: Glyn Astill; pgpool-general@pgfoundry.org Asunto: Re: [Pgpool-general] Pgpool I vs Pgpool II Hi Lazaro, On Thu, 29 Sep 2011 08:44:41 -0430 Lazaro Rubén García Martinez <lgarc...@vnz.uci.cu> wrote: > Hi all, Is there an estimated date for release Pgpool-II version 3.0.5 and > 3.1.1?. pgpool-II 3.0.5 is going to be released by the end of October. The release time of pgpool-II 3.1.1 is undecided now. Regards. -- Toshihiro Kitagawa SRA OSS, Inc. Japan > > Regards. > > -----Mensaje original----- > De: pgpool-general-boun...@pgfoundry.org > [mailto:pgpool-general-boun...@pgfoundry.org] En nombre de Toshihiro Kitagawa > Enviado el: miércoles, 28 de septiembre de 2011 10:38 > Para: Glyn Astill > CC: pgpool-general@pgfoundry.org > Asunto: Re: [Pgpool-general] Pgpool I vs Pgpool II > > Hi Glyn, > > Thank you for your help. > This problem will be fixed in next minor version up(3.0.5/3.1.1). > > -- > Toshihiro Kitagawa > SRA OSS, Inc. Japan > > On Wed, 28 Sep 2011 15:20:51 +0100 (BST) > Glyn Astill <glynast...@yahoo.co.uk> wrote: > > > Hi Toshihiro, > > > > I can confirm that patch works and we no longer see the memory leak. > > > > Thanks > > Glyn > > > > > > > > ----- Original Message ----- > > > From: Toshihiro Kitagawa <kitag...@sraoss.co.jp> > > > To: Glyn Astill <glynast...@yahoo.co.uk>; takizo <paul...@takizo.com> > > > Cc: "pgpool-general@pgfoundry.org" <pgpool-general@pgfoundry.org> > > > Sent: Thursday, 22 September 2011, 10:57 > > > Subject: Re: [Pgpool-general] Pgpool I vs Pgpool II > > > > > > Hi Glyn, takizo, > > > > > > I created a patch to fix a massive memory leak of raw mode. > > > The patch which was posted before by Yoshiyuki seems correct. > > > However, I think it's better to call pool_query_context_destroy() > > > than free_parser(). > > > > > > Would you try an attached patch? > > > > > > The patch is for V3.0_STABLE branch, but it's applicable to > > > pgpool-II 3.0.x too. > > > > > > Regards, > > > > > > -- > > > Toshihiro Kitagawa > > > SRA OSS, Inc. Japan > > > > > > On Thu, 8 Sep 2011 20:14:41 +0900 > > > Toshihiro Kitagawa <kitag...@sraoss.co.jp> wrote: > > > > > >> Hi Glyn, takizo, > > >> > > >> Sorry for delay. > > >> > > >> I fixed some memory leaks in pgpool-II 3.1 and V3_0_STABLE. > > >> But I guess memory leaks are remaining as you say. > > >> > > >> Surely, free_parser() which was commented out might be problem. > > >> However, I think simply uncommenting leads unexpected new problem. > > >> So we have to fix those carefully. > > >> > > >> I will investigate and fix memory problems which was posted to > > >> this ML from now on. > > >> > > >> Regards, > > >> > > >> -- > > >> Toshihiro Kitagawa > > >> SRA OSS, Inc. Japan > > >> > > >> On Thu, 8 Sep 2011 16:22:50 +0800 > > >> takizo <paul...@takizo.com> wrote: > > >> > > >> > Glyn, > > >> > > > >> > Surely, I will try 2.3.3 :) > > >> > Thanks a lot > > >> > > > >> > -- > > >> > Paul Ooi > > >> > > > >> > > > >> > > > >> > On Sep 8, 2011, at 4:00 PM, Glyn Astill wrote: > > >> > > > >> > > Hi takizo, > > >> > > > > >> > > We are currently using Pgpool-II 2.3.3 and it has been really > > > stable for us. Unless you're after a specific feature in Pgpool-II 3.x > > > you > > > could perhaps try it? > > >> > > > > >> > > So far I've had no luck with the patch posted by Yoshiyuki, > > > even with that patch there is still a massive memory leak in 3.0.4. It > > > would > > > appear that pool_proto_modules.c has lots commented out calls to > > > free_parser(), > > > many more than the single case that Yoshiyuki uncommented with his patch, > > > so > > > either there is a bit of a mess there that needs sorting out by someone > > > who > > > knows the overall logic, or the issue is elsewhere. > > >> > > > > >> > > Glyn > > >> > > > > >> > > From: takizo <paul...@takizo.com> > > >> > > To: Glyn Astill <glynast...@yahoo.co.uk> > > >> > > Cc: "pgpool-general@pgfoundry.org" > > > <pgpool-general@pgfoundry.org> > > >> > > Sent: Thursday, 8 September 2011, 1:48 > > >> > > Subject: Re: [Pgpool-general] Pgpool I vs Pgpool II > > >> > > > > >> > > Gyln, > > >> > > > > >> > > Thanks. I happened to read through the thread after posted the > > > mail. It seems like I have to stick with Pgpool I until the developer is > > > free. > > >> > > > > >> > > -- > > >> > > takizo > > >> > > > > >> > > > > >> > > > > >> > > On Sep 7, 2011, at 10:53 PM, Glyn Astill wrote: > > >> > > > > >> > >> Hi takizo, > > >> > >> > > >> > >> Yes this bug has been seen by numerous people on the list, > > > Yoshiyuki Asaba has posted a patch, however there has been no response > > > from the > > > main Pgpool II developers. > > >> > >> > > >> > >> I did ask a few times, and also asked if we'd be better > > > testing 3.1, but alas still no response. I can only assume the devs are > > > busy or > > > otherwise indisposed. > > >> > >> > > >> > >> See the thread below for the patch. > > >> > >> > > >> > >> > > > http://www.mail-archive.com/pgpool-general@pgfoundry.org/msg03141.html > > >> > >> > > >> > >> Glyn > > >> > >> > > >> > >> From: takizo <paul...@takizo.com> > > >> > >> To: pgpool-general@pgfoundry.org > > >> > >> Sent: Wednesday, 7 September 2011, 15:02 > > >> > >> Subject: [Pgpool-general] Pgpool I vs Pgpool II > > >> > >> > > >> > >> Hi all, > > >> > >> > > >> > >> Today I have upgraded Pgpool I to Pgpool II. And I had to > > > roll back to Pgpool I due to memory hunger issue. > > >> > >> > > >> > >> My server is configured with > > >> > >> PostgreSQL 8.2, > > >> > >> running on FreeBSD 8.2 > > >> > >> Intel Xeon box with 4 CPUs with Quad Core, total of 16 cores > > >> > >> Memory with 24GB > > >> > >> > > >> > >> * While running on Pgpool I > > >> > >> I do no have memory hunger issue. On postgresql.conf, I have > > > max_connections=200 and shared_buffers=2GB. > > >> > >> Most of the time, I have 8GB memory in used and 10GB Free and > > > some in cached. Everything run just fine and perfectly good. > > >> > >> > > >> > >> * I tried upgraded to Pgpool II > > >> > >> Same config on postgresql.conf, when I started PgPool II > > > (3.0.4), my active memory started increasing and it didn't drop at all. > > >> > >> I left the server running and after about 20 minutes, 20GB > > > memory is in used, ended up it used swap memory because running out of > > > memory. > > >> > >> > > >> > >> I run a reload/restart on pgpool, I gained back 14GB of free > > > memory, and slowly it started to taken up those freed memory in active > > > memory > > > after about 15-20 minutes. > > >> > >> I tried to bring down max_connections and shared_buffers > > > value, and the memory doesn't stop taking up. It still slowly gaining all > > > the memory it wants. > > >> > >> > > >> > >> Has anyone having that problem as well? I hope I can find > > > some answer here :) > > >> > >> Wanted to try out pgpool II performance but this problem is > > > the stopper for now. > > >> > >> > > >> > >> Hope to get feedback from gurus in the house. > > >> > >> > > >> > >> Thanks! > > >> > >> > > >> > >> -- > > >> > >> takizo > > >> > >> _______________________________________________ > > >> > >> Pgpool-general mailing list > > >> > >> Pgpool-general@pgfoundry.org > > >> > >> http://pgfoundry.org/mailman/listinfo/pgpool-general > > >> > >> > > >> > >> > > >> > > > > >> > > > > >> > > > > >> > > > >> > > >> _______________________________________________ > > >> Pgpool-general mailing list > > >> Pgpool-general@pgfoundry.org > > >> http://pgfoundry.org/mailman/listinfo/pgpool-general > > >> > > > > > > > _______________________________________________ > Pgpool-general mailing list > Pgpool-general@pgfoundry.org > http://pgfoundry.org/mailman/listinfo/pgpool-general _______________________________________________ Pgpool-general mailing list Pgpool-general@pgfoundry.org http://pgfoundry.org/mailman/listinfo/pgpool-general