ERROR a2enconf

Hoai-Thu Vuong thuvh87 at gmail.com
Tue Dec 19 18:38:27 CET 2017


Have you run update-grup? (Remember that this command need root or sudo)
On Wed, Dec 20, 2017, 00:33 Nguyễn Văn Quân <nguyenvanquan7826 at gmail.com>
wrote:

> OK. I forgot run *bin/judgedaemon* again.
> Now judgehost work but complie alway error with message:
>
> Compiling failed with exitcode 255, compiler output:
> /opt/domjudge/judgehost/bin/runguard: creating cgroup: Failed to remove a non-empty group(50029)
> Try `/opt/domjudge/judgehost/bin/runguard --help' for more information.
> Error: failed to set /sys/fs/cgroup/memory/domjudge/dj_cgroup_30296/memory.memsw.limit_in_bytes: Cgroup, requested group parameter does not exist
>
>
> I see a post here:
> https://www.domjudge.org/pipermail/domjudge-devel/2015-March/001628.html
> But same. I did run the create_cgroups script. I see
> /cgroup/memory/domjudge and /cgroup/cpuset/domjudge, so that looks good.
> Before i change grup:
>
> GRUB_CMDLINE_LINUX_DEFAULT="quiet cgroup_enable=memory swapaccount=1"
>
> and reboot ok, no errors or anything.
> I chek kernel command line: cat /proc/cmdline
> But it show: BOOT_IMAGE=/boot/vmlinuz-4.4.0-1044-aws
> root=UUID=512611f4-b05a-4d8a-b743-438b71c5385d ro console=tty1 console=ttyS0
>
>
> On Tue, Dec 19, 2017 at 11:20 PM, Nguyễn Văn Quân <
> nguyenvanquan7826 at gmail.com> wrote:
>
>> I just check. But I submit by C language, so I thing it not need. But now
>> I do it and then status still pending.
>> I see judgehosts, have one and status it is off like photo.
>> https://i.imgur.com/zks2eRf.png
>>
>> On Tue, Dec 19, 2017 at 11:04 PM, Hoai-Thu Vuong <thuvh87 at gmail.com>
>> wrote:
>>
>>> Please read the section about chroot
>>> https://www.domjudge.org/docs/admin-manual.html#toc8.1
>>>
>>> On Tue, Dec 19, 2017, 22:57 Nguyễn Văn Quân <nguyenvanquan7826 at gmail.com>
>>> wrote:
>>>
>>>> Hi, thanks for reply. I fixed it by copy apache.conf file.
>>>> Now it run ok. But when I submit a problem, I still pending and not
>>>> compile or run.
>>>>
>>>> I was run *bin/judgedaemon *before and it show:
>>>>
>>>> [Dec 19 15:48:01.453] judgedaemon[2052]: Judge started on
>>>> ip-172-31-24-224 [DOMjudge/5.3.0]
>>>> [Dec 19 15:48:01.456] judgedaemon[2052]: Pre-built chroot tree
>>>> '/chroot/domjudge' not found and no chroot-dir set, exiting.
>>>>
>>>>
>>>>
>>>> On Tue, Dec 19, 2017 at 4:21 PM, Hoai-Thu Vuong <thuvh87 at gmail.com>
>>>> wrote:
>>>>
>>>>> You should not install domjudge to /root, this is a home directory of
>>>>> root, need highest privilege. Move to /opt, /usr/local or somethink like
>>>>> that.
>>>>>
>>>>> On Tue, Dec 19, 2017 at 2:36 PM Jaap Eldering <jaap at jaapeldering.nl>
>>>>> wrote:
>>>>>
>>>>>> Hi,
>>>>>>
>>>>>> On 19/12/17 06:15, Nguyễn Văn Quân wrote:
>>>>>> > Hi,
>>>>>> > ​​After config ln -s ln -s /root/domserver/etc/apache.conf
>>>>>> /etc/apache2/conf-available/domjudge.conf
>>>>>> > Then I type command
>>>>>> > sudo a2enconf domjudge
>>>>>> > And I get answer *ERROR : Conf domjudge does not Exist*
>>>>>> >
>>>>>> > I find a post about this error at here:
>>>>>> >
>>>>>> https://www.domjudge.org/pipermail/domjudge-devel/2016-April/001943.html
>>>>>> >
>>>>>> > But I don't know how to fix it by change the permissions. Please
>>>>>> help.
>>>>>> > Thanks!
>>>>>>
>>>>>> First, the very same warning as there applies: you should really
>>>>>> *not* install DOMjudge as root, but as a normal user.
>>>>>>
>>>>>> Then you can either change the permissions by running
>>>>>>
>>>>>> chmod a+rx $HOME
>>>>>>
>>>>>> or you can just copy the file instead:
>>>>>>
>>>>>> cp $HOME/domserver/etc/apache.conf
>>>>>> /etc/apache2/conf-available/domjudge.conf
>>>>>>
>>>>>> Best,
>>>>>> Jaap
>>>>>> _______________________________________________
>>>>>> DOMjudge-devel mailing list
>>>>>> DOMjudge-devel at domjudge.org
>>>>>> https://www.domjudge.org/mailman/listinfo/domjudge-devel
>>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> DOMjudge-devel mailing list
>>>>> DOMjudge-devel at domjudge.org
>>>>> https://www.domjudge.org/mailman/listinfo/domjudge-devel
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> _________________________
>>>> Name: Nguyen Van Quan
>>>> Come from: OTVINA company
>>>> Email: nguyenvanquan7826 at gmail.com
>>>> Blog: nguyenvanquan7826.com
>>>> Phone: +84.96.567.7826
>>>>
>>>
>>
>>
>> --
>> _________________________
>> Name: Nguyen Van Quan
>> Come from: OTVINA company
>> Email: nguyenvanquan7826 at gmail.com
>> Blog: nguyenvanquan7826.com
>> Phone: +84.96.567.7826
>>
>
>
>
> --
> _________________________
> Name: Nguyen Van Quan
> Come from: OTVINA company
> Email: nguyenvanquan7826 at gmail.com
> Blog: nguyenvanquan7826.com
> Phone: +84.96.567.7826
>
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