dhis2-devs team mailing list archive

[Bob Jolliffe <bobjolliffe@xxxxxxxxx>]

If it is running for 15 minutes then almost certainly it is stuck in some
kind of loop.  Find the pid of the running jvm and also the owner of the
java process.  Then run:

sudo -u <process owner> jstack <pid>  > jstack.txt

That might give an idea of what the threads are up to ...

On 21 January 2015 at 18:26, Morten Olav Hansen <mortenoh@xxxxxxxxx> wrote:

> 18k is not really that much.. is it giving you any kind of errors? given
> the SL demo db... we can easily export much more objects that that..
>
> --
> Morten
>
> On Thu, Jan 22, 2015 at 12:42 AM, Bob Jolliffe <bobjolliffe@xxxxxxxxx>
> wrote:
>
>> Can you try and get a jstack dump while it is busy chomping cpu.  That
>> will probably indicate where in the code it is spinning.  There was a
>> problem earlier with a weakness in the paging code but should have been
>> fixed by that build.
>>
>> On 21 January 2015 at 15:00, Jason Pickering <jason.p.pickering@xxxxxxxxx
>> > wrote:
>>
>>>
>>> In one DHIS2 instance, we have a rather large number of data elements,
>>> more than 18,000. During the detailed metadata export, a request is made to
>>> "api/dataElements.json?paging=false&links=false". This throws the CPU of
>>> the server through the roof, with the operation taking many minutes (has
>>> been running for 15 minutes now with no response).There are no errors in
>>> the logs or the browser. Build revision is not known, but  it is 2.17 from
>>> from 2015-01-17 02:03.
>>>
>>> Any idea what might be going on here?
>>>
>>> Regards,
>>> Jason
>>>
>>> --
>>> Jason P. Pickering
>>> email: jason.p.pickering@xxxxxxxxx
>>> tel:+46764147049
>>>
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>>>
>>
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>>
>