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From Peter Steele <pste...@peaxy.net>
Subject Re: What are the invalid-user.log files?
Date Fri, 18 Mar 2016 14:54:16 GMT
Yes, I see that as well. Also the case for the mesos master. That 
explains the invalid-user, but why isn't these processes picking up $USER?

On 03/18/2016 07:31 AM, Pradeep Chhetri wrote:
> I can see that USER environment variable is not set for mesos-slave 
> process from /proc/<pid>/environ.
>
> On Fri, Mar 18, 2016 at 2:19 PM, Pradeep Chhetri 
> <pradeep.chhetri89@gmail.com <mailto:pradeep.chhetri89@gmail.com>> wrote:
>
>     My mesos cluster also produces logs
>     like mesos-slave.ip-172-31-45-33.invalid-user.log.ERROR. I guess
>     log file name shouldnt affect you all because generally you ship
>     these logs in some centralized logging system like logstash/splunk
>     and search there by tags
>
>     On Fri, Mar 18, 2016 at 1:46 PM, Peter Steele <psteele@peaxy.net
>     <mailto:psteele@peaxy.net>> wrote:
>
>         What would you suggest to troubleshoot this? Clear something
>         isn't quite right if my log files are called "invalid-user".
>         That said, I have managed to get a containerized application
>         up and running so whatever is wrong isn't fatal. Just ugly...
>
>
>         On 03/17/2016 10:42 AM, haosdent wrote:
>>         Not sure why glog could not get USER environment variable
>>         correctly after looking its code. But should not affect you
>>         running mesos.
>>
>>         On Fri, Mar 18, 2016 at 1:11 AM, haosdent <haosdent@gmail.com
>>         <mailto:haosdent@gmail.com>> wrote:
>>
>>             root should be fine.
>>
>>             On Fri, Mar 18, 2016 at 12:53 AM, Peter Steele
>>             <psteele@peaxy.net <mailto:psteele@peaxy.net>> wrote:
>>
>>                 My USER var is root. Do I need to create a non-root
>>                 user for mesos to run under?
>>
>>
>>                 On 03/17/2016 09:22 AM, haosdent wrote:
>>>                 glog get the user name by environment variable
>>>                 "USER" in Linux.
>>>                 https://github.com/google/glog/blob/master/src/utilities.cc#L290-L302
>>>                 I think you could check the environment variable
>>>                 "USER" before you start Mesos slave.
>>>
>>>                 On Fri, Mar 18, 2016 at 12:19 AM, haosdent
>>>                 <haosdent@gmail.com <mailto:haosdent@gmail.com>>
wrote:
>>>
>>>                     invalid-user is from glog
>>>                     https://github.com/google/glog/blob/master/src/logging.cc#L1036
>>>
>>>                     >W0317 06:26:41.178268   915
>>>                     authenticator.cpp:511] No credentials provided,
>>>                     authentication requests will be refused
>>>                     >which I'm thinking might be related. What am I
>>>                     missing?
>>>
>>>                     I think should not related. This is a warning
>>>                     message if you don't pass `credentials` flag
>>>                     when start mesos master.
>>>
>>>                     On Thu, Mar 17, 2016 at 10:07 PM, Peter Steele
>>>                     <psteele@peaxy.net <mailto:psteele@peaxy.net>>
>>>                     wrote:
>>>
>>>                         I'm testing out mesos for the first time and
>>>                         after installing the software I'm seeing
>>>                         numerous log files of the form
>>>
>>>                         mesos-slave.<host>.invalid-user.log.INFO.20160317-062640.918
>>>
>>>                         I don't see any errors in the logs
>>>                         themselves, but the fact that "invalid-user"
>>>                         is part of the name makes me think I'm
>>>                         missing something in my config. The
>>>                         mesos-master.WARNING log has the message
>>>
>>>                         W0317 06:26:41.178268  915
>>>                         authenticator.cpp:511] No credentials
>>>                         provided, authentication requests will be
>>>                         refused
>>>
>>>                         which I'm thinking might be related. What am
>>>                         I missing?
>>>
>>>                         Peter
>>>
>>>
>>>
>>>
>>>                     -- 
>>>                     Best Regards,
>>>                     Haosdent Huang
>>>
>>>
>>>
>>>
>>>                 -- 
>>>                 Best Regards,
>>>                 Haosdent Huang
>>
>>
>>
>>
>>             -- 
>>             Best Regards,
>>             Haosdent Huang
>>
>>
>>
>>
>>         -- 
>>         Best Regards,
>>         Haosdent Huang
>
>
>
>
>     -- 
>     Regards,
>     Pradeep Chhetri
>
>
>
>
> -- 
> Regards,
> Pradeep Chhetri


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