Fwd: Dynamically changing the number of columns included in a D2W query/listing
Fwd: Dynamically changing the number of columns included in a D2W query/listing
- Subject: Fwd: Dynamically changing the number of columns included in a D2W query/listing
- From: Daniel Beatty <email@hidden>
- Date: Thu, 23 Dec 2010 19:01:03 -0800
Begin forwarded message:
> From: Daniel Beatty <email@hidden>
> Date: December 23, 2010 7:00:46 PM PST
> To: Pascal Robert <email@hidden>
> Cc: Daniel Beatty <email@hidden>
> Subject: Re: Dynamically changing the number of columns included in a D2W query/listing
>
> Hi Pascal,
> Sounds like good little toy. I will definitely have to check it out. It may make it a lot easier to collect metrics, and hopefully I have a phenomenon worth documenting and publishing. Hopefully, the toy will help me find that phenomenon.
>
> Thank you,
> Dan
>
>
>
> On Dec 23, 2010, at 6:53 PM, Pascal Robert wrote:
>
>>>> 3. How do I get more run time logging from the WO application itself? I thought Shark could do something with the JVM. Can it measure the memory foot print over time? If so, how?
>>>
>>>
>>> I'm not sure, but I've heard Pascal mention he is using Nagios to monitor memory usage.
>>
>> I use the check_jmx plugin to monitor and graph (with a Nagios graph helper) heap space usage:
>>
>> http://exchange.nagios.org/directory/Plugins/Java-Applications-and-Servers/check_jmx/details
>>
>> You can use the plugin without Nagios, for example you could call the plugin with cron every 5 minutes, pipe the output to a file and do stats from the output file.
>
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