Volker Lendecke
2017-May-05 09:34 UTC
[Samba] Memory leak in samba-ad-dc on 4.5.x not related to aio?
On Fri, May 05, 2017 at 10:21:05AM +0200, Sven Schwedas wrote:> On 2017-05-05 10:09, Volker Lendecke wrote: > > On Fri, May 05, 2017 at 09:42:47AM +0200, Sven Schwedas via samba wrote: > >>> root 9988 0.8 59.4 1571936 606488 ? S Apr26 114:41 /usr/sbin/samba > > > > Can you post /proc/9988/smaps somewhere? > > Sure, http://up.tao.at/-0242609d03e69298bb27155078663d51/smaps.9988.txtOk, it's actually the heap. I was hoping that it's a mmap'ed ldb. So we do have something fishy going on that. Sorry, I con't have an easy recipe. Volker -- SerNet GmbH, Bahnhofsallee 1b, 37081 Göttingen phone: +49-551-370000-0, fax: +49-551-370000-9 AG Göttingen, HRB 2816, GF: Dr. Johannes Loxen http://www.sernet.de, mailto:kontakt at sernet.de
Sven Schwedas
2017-May-05 09:40 UTC
[Samba] Memory leak in samba-ad-dc on 4.5.x not related to aio?
On 2017-05-05 11:34, Volker Lendecke wrote:> On Fri, May 05, 2017 at 10:21:05AM +0200, Sven Schwedas wrote: >> On 2017-05-05 10:09, Volker Lendecke wrote: >>> On Fri, May 05, 2017 at 09:42:47AM +0200, Sven Schwedas via samba wrote: >>>>> root 9988 0.8 59.4 1571936 606488 ? S Apr26 114:41 /usr/sbin/samba >>> >>> Can you post /proc/9988/smaps somewhere? >> >> Sure, http://up.tao.at/-0242609d03e69298bb27155078663d51/smaps.9988.txt > > Ok, it's actually the heap. I was hoping that it's a mmap'ed ldb. So > we do have something fishy going on that. Sorry, I con't have an easy > recipe.I guess I'll open a bug report for it then. Any other information you need from me for it? -- Mit freundlichen Grüßen, / Best Regards, Sven Schwedas, Systemadministrator Mail/XMPP sven.schwedas at tao.at | Skype sven.schwedas TAO Digital | Lendplatz 45 | A8020 Graz https://www.tao-digital.at | Tel +43 680 301 7167
Sven Schwedas
2017-May-08 08:45 UTC
[Samba] Memory leak in samba-ad-dc on 4.5.x not related to aio?
On 2017-05-05 11:40, Sven Schwedas via samba wrote:> On 2017-05-05 11:34, Volker Lendecke wrote: >> On Fri, May 05, 2017 at 10:21:05AM +0200, Sven Schwedas wrote: >>> On 2017-05-05 10:09, Volker Lendecke wrote: >>>> On Fri, May 05, 2017 at 09:42:47AM +0200, Sven Schwedas via samba wrote: >>>>>> root 9988 0.8 59.4 1571936 606488 ? S Apr26 114:41 /usr/sbin/samba >>>> >>>> Can you post /proc/9988/smaps somewhere? >>> >>> Sure, http://up.tao.at/-0242609d03e69298bb27155078663d51/smaps.9988.txt >> >> Ok, it's actually the heap. I was hoping that it's a mmap'ed ldb. So >> we do have something fishy going on that. Sorry, I con't have an easy >> recipe. > > I guess I'll open a bug report for it then. Any other information you > need from me for it?We managed to "reproduce" the issue on another DC (i.e., it popped up without us doing anything), so I filed a bug report with the data for both machines/runaway processes: https://bugzilla.samba.org/show_bug.cgi?id=12778 -- Mit freundlichen Grüßen, / Best Regards, Sven Schwedas, Systemadministrator Mail/XMPP sven.schwedas at tao.at | Skype sven.schwedas TAO Digital | Lendplatz 45 | A8020 Graz https://www.tao-digital.at | Tel +43 680 301 7167