Well In the ticket "Users log-in to OM from Moodle" Moodle is CMS with OM plugin working via REST
So it seems to be same report Will try to to some tests later It is now day-time-job-time On Thu, 26 Mar 2020 at 09:13, Rodolfo Gonzalez <rodolfo.gonza...@gmail.com> wrote: > Hi Maxim, > > I read the ticket. It's not exactly the same problem. In my case, users do > not login from the OM's login window, but the API is used with a generic > user with SOAP rights. Also, the problem is not a constant, which makes > harder to reproduce. I have goten the error randomly. I'll try to do a test > program to list rooms hashes in loop and concurently, to see if I can find > something. > > El mié., 25 mar. 2020 a las 20:00, Maxim Solodovnik (<solomax...@gmail.com>) > escribió: > >> The problem is not reproducible in the clean environment :( >> I have re-opened https://issues.apache.org/jira/browse/OPENMEETINGS-2192 >> But we need to figure out reproducible steps for this :( >> >> On Thu, 26 Mar 2020 at 07:43, Rodolfo Gonzalez < >> rodolfo.gonza...@gmail.com> wrote: >> >>> Hi Maxim, the problem is, in the server output I can not find exceptions >>> other than those refused logins. In the client (PHP) side, I only get that >>> the object which is returned by the login API call is null (so the call to >>> get the room hash crashes, as the method is called from a null). >>> >>> I mean, I find other kind of exceptions, concerning to video stream and >>> other things. But the problem seems to be that the login is being rejected. >>> Another user posted a similar (maybe the same) problem just a moment ago. >>> >>> Regards. >>> >>> El mié., 25 mar. 2020 a las 18:21, Maxim Solodovnik (< >>> solomax...@gmail.com>) escribió: >>> >>>> Hello Rodolfo, >>>> >>>> Debug logging you quoted provide zero info :( >>>> There are no limits for logins in the system >>>> >>>> Could you share error stack trace? >>>> >>>> I might write test foe this >>>> Am I right thinking the use case is: 100 users are trying to get room >>>> hash in parallel? >>>> >>>> >>>> On Thu, 26 Mar 2020 at 00:58, Rodolfo Gonzalez < >>>> rodolfo.gonza...@gmail.com> wrote: >>>> >>>>> Hi, >>>>> >>>>> currently I run an OM 4.0.10 server with a pretty default >>>>> configuration, using >>>>> >>>>> # java -version >>>>> openjdk version "1.8.0_242" >>>>> OpenJDK Runtime Environment (build >>>>> 1.8.0_242-8u242-b08-0ubuntu3~16.04-b08) >>>>> OpenJDK 64-Bit Server VM (build 25.242-b08, mixed mode) >>>>> >>>>> on Ubuntu 16.04 (default values for file handles limits). >>>>> >>>>> I integrated OM with a web app made in PHP with the Yii framework, >>>>> using the SOAP API. I use this library: >>>>> >>>>> https://github.com/hakeem23/open-meetings-soap >>>>> >>>>> The server is on AWS, being a c4d.4xlarge instance, with htop >>>>> reporting 16 cores. CPU usage is reported by AWS to be around 50%, with a >>>>> system load maxing up at the 5-7 range reported by htop. The thing is that >>>>> as many as 100 users try to list rooms or connect to the server at a given >>>>> time. >>>>> >>>>> I'm having several problems with the service, the main one being that >>>>> the users sometimes can not get the room hashes or enter a room. Given the >>>>> flow of the process, my best guess is that the library can not login to >>>>> the >>>>> OM server. The errors in the output are like these, I think (I'm not sure >>>>> if these are the cause of the problem): >>>>> >>>>> DEBUG 03-25 11:44:24.577 o.a.o.d.u.AuthLevelUtil:42 [0.0-5453-exec-7] >>>>> - Level Admin :: [DENIED] >>>>> DEBUG 03-25 11:44:24.632 o.a.o.d.u.AuthLevelUtil:42 [0.0-5453-exec-7] >>>>> - Level Admin :: [DENIED] >>>>> DEBUG 03-25 11:44:24.633 o.a.o.d.u.AuthLevelUtil:42 [0.0-5453-exec-7] >>>>> - Level GroupAdmin :: [DENIED] >>>>> DEBUG 03-25 11:44:24.642 o.a.o.d.u.AuthLevelUtil:42 [0.0-5453-exec-7] >>>>> - Level Admin :: [DENIED] >>>>> DEBUG 03-25 11:44:24.642 o.a.o.d.u.AuthLevelUtil:42 [0.0-5453-exec-7] >>>>> - Level Admin :: [DENIED] >>>>> >>>>> and so on. But I'm unsure if this is the error which causes a cascade >>>>> exceptions which render the web app unable to get the room hashes and so >>>>> (those process relay on being loged in, anyway). The thing is, the SOAP >>>>> library currently does the login process from the app, using and user >>>>> "admin" with SOAP and ADMIN level credentials. And the problem is >>>>> intermitent. >>>>> >>>>> Do you consider that my guess is right? Is there a limit on "logins" >>>>> at any given time? If so, can it be increased? Does the version of java >>>>> affect? >>>>> >>>>> Any other ideas are welcome. >>>>> >>>>> Regards, >>>>> Rodolfo. >>>>> >>>> >>>> >>>> -- >>>> WBR >>>> Maxim aka solomax >>>> >>> >> >> -- >> WBR >> Maxim aka solomax >> > -- WBR Maxim aka solomax