Pranith Kumar Karampuri
2016-Sep-06 22:51 UTC
[Gluster-users] Gfapi memleaks, all versions
On Wed, Sep 7, 2016 at 12:24 AM, Oleksandr Natalenko < oleksandr at natalenko.name> wrote:> Hello, > > thanks, but that is not what I want. I have no issues debugging gfapi apps, > but have an issue with GlusterFS FUSE client not being handled properly by > Massif tool. > > Valgrind+Massif does not handle all forked children properly, and I believe > that happens because of some memory corruption in GlusterFS FUSE client. >Is this the same libc issue that we debugged and provided with the option to avoid it?> > Regards, > Oleksandr > > On ??????, 3 ??????? 2016 ?. 18:21:59 EEST feihu929 at sina.com wrote: > > Hello, Oleksandr > > You can compile that simple test code posted > > here(http://www.gluster.org/pipermail/gluster-users/2016- > August/028183.html > > ). Then, run the command > > $>valgrind cmd: G_SLICE=always-malloc G_DEBUG=gc-friendly valgrind > > --tool=massif ./glfsxmp the cmd will produce a file like > massif.out.xxxx, > > the file is the memory leak log file , you can use ms_print tool as > below > > command $>ms_print massif.out.xxxx > > the cmd will output the memory alloc detail. > > > > the simple test code just call glfs_init and glfs_fini 100 times to found > > the memory leak, by my test, all xlator init and fini is the main memory > > leak function. If you can locate the simple code memory leak code, maybe, > > you can locate the leak code in fuse client. > > > > please enjoy. > > > _______________________________________________ > Gluster-users mailing list > Gluster-users at gluster.org > http://www.gluster.org/mailman/listinfo/gluster-users >-- Pranith -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://www.gluster.org/pipermail/gluster-users/attachments/20160907/f04af00f/attachment.html>
Correct. On September 7, 2016 1:51:08 AM GMT+03:00, Pranith Kumar Karampuri <pkarampu at redhat.com> wrote:>On Wed, Sep 7, 2016 at 12:24 AM, Oleksandr Natalenko < >oleksandr at natalenko.name> wrote: > >> Hello, >> >> thanks, but that is not what I want. I have no issues debugging gfapi >apps, >> but have an issue with GlusterFS FUSE client not being handled >properly by >> Massif tool. >> >> Valgrind+Massif does not handle all forked children properly, and I >believe >> that happens because of some memory corruption in GlusterFS FUSE >client. >> > >Is this the same libc issue that we debugged and provided with the >option >to avoid it? > > >> >> Regards, >> Oleksandr >> >> On ??????, 3 ??????? 2016 ?. 18:21:59 EEST feihu929 at sina.com wrote: >> > Hello, Oleksandr >> > You can compile that simple test code posted >> > here(http://www.gluster.org/pipermail/gluster-users/2016- >> August/028183.html >> > ). Then, run the command >> > $>valgrind cmd: G_SLICE=always-malloc G_DEBUG=gc-friendly valgrind >> > --tool=massif ./glfsxmp the cmd will produce a file like >> massif.out.xxxx, >> > the file is the memory leak log file , you can use ms_print tool >as >> below >> > command $>ms_print massif.out.xxxx >> > the cmd will output the memory alloc detail. >> > >> > the simple test code just call glfs_init and glfs_fini 100 times to >found >> > the memory leak, by my test, all xlator init and fini is the main >memory >> > leak function. If you can locate the simple code memory leak code, >maybe, >> > you can locate the leak code in fuse client. >> > >> > please enjoy. >> >> >> _______________________________________________ >> Gluster-users mailing list >> Gluster-users at gluster.org >> http://www.gluster.org/mailman/listinfo/gluster-users >>