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From Jarek Gawor <jga...@gmail.com>
Subject Re: Hi CPU load on idle server
Date Wed, 19 Sep 2012 16:57:22 GMT
For now, you can always adjust the polling period to something really
large or 0 or disable it altogether.

Jarek

On Wed, Sep 19, 2012 at 7:03 AM, weberjn <weberjn@gmail.com> wrote:
> After a day my idle Geronimo 3 server has already used over one cpu hour.
> This is a serious bug, which forbids using Geronimo on CPU-restricted
> machines (e.g. z/OS) and should be fixed.
>
> Geronimo also could look if it runs under a JRE 7 and use the Watch Service
> API, so idle CPU usage could be zero.
>
> https://blogs.oracle.com/thejavatutorials/entry/watching_a_directory_for_changes
>
> Greetings,
> Juergen
>
>
> Jarek Gawor wrote
>> The server is periodically pooling the etc/ for new configuration
>> files and hotbundles/ directory for new bundle files. The component
>> that does this pooling has a bug
>> (https://issues.apache.org/jira/browse/FELIX-3635) as it does some
>> expensive work that it doesn't need to.
>>
>> Jarek
>>
>> On Tue, Sep 18, 2012 at 8:48 AM, weberjn &lt;
>
>> weberjn@
>
>> &gt; wrote:
>>> Hi,
>>>
>>> I unzipped a new server instance and started it as it is, i.e. nothing
>>> changed, nothing deployed, nothing done (no console, nothing).
>>> After about 5 hours it has already eaten 10 cpu minutes. What does the
>>> server do?
>>>
>>> Thanks,
>>> Juergen
>>>
>>> juergen@tux64:~ ps -lf
>>> F S UID        PID  PPID  C PRI  NI ADDR SZ WCHAN  STIME TTY
>>> TIME
>>> CMD
>>> 0 R juergen  10317 19471  0  80   0 - 27549 -      14:38 pts/0
>>> 00:00:00
>>> ps -lf
>>> 0 S juergen  19471 19470  0  80   0 - 27597 wait   09:47 pts/0
>>> 00:00:00
>>> -bash
>>> 0 S juergen  29204     1  4  80   0 - 151093 futex_ 10:59 pts/0
>>> 00:10:38
>>> /home/juergen/jdk1.7.0_07/jre/bin/java
>>> 0 S juergen  29483     1  4  80   0 - 156309 futex_ 11:01 pts/0
>>> 00:10:43
>>> /home/juergen/jdk1.7.0_07/jre/bin/java
>>> juergen@tux64:~ date
>>> Tue Sep 18 14:38:54 CEST 2012
>>>
>>>
>>>
>>>
>>> --
>>> View this message in context:
>>> http://apache-geronimo.328035.n3.nabble.com/Hi-CPU-load-on-idle-server-tp3985733.html
>>> Sent from the Users mailing list archive at Nabble.com.
>
>
>
>
>
> --
> View this message in context: http://apache-geronimo.328035.n3.nabble.com/Hi-CPU-load-on-idle-server-tp3985733p3985737.html
> Sent from the Users mailing list archive at Nabble.com.

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