[jboss-dev] Different Boottimes from pruning

[David M. Lloyd]

Ales has said that he's working on this in MC 2.2, so we'll see how things 
improve once that's merged.  Which will be soon, hopefully?

- DML

On 12/17/2009 09:38 AM, David M. Lloyd wrote:
> IIRC this problem has been known since the developer meetings last June (?)
> when Jaikiran did all that profiling.  Is anyone working on resolving this
> issue?
>
> - DML
>
> On 12/17/2009 09:17 AM, Bill Burke wrote:
>> Richard, this isn't saying there is something wrong with your design,
>> because IMO, there isn't... Its purely an implementation problem of the VDF.
>>
>> Bill Burke wrote:
>>> Ok, i did a profile of nothing in deploy/ and removed the weld and
>>> jbossweb deployers:
>>>
>>> 30% of total boottime was spent in addDeployer() which makes sense since
>>> WebServices adds like what?  30 deployers?  That 30% of time is solely
>>> in sorting the deployers.
>>>
>>>
>>>
>>>
>>>
>>> Richard Opalka wrote:
>>>> OK Bill.
>>>> Let us know your investigation results, please.
>>>> I'm staying tuned ...
>>>>
>>>> Richard
>>>>
>>>> On 12/17/2009 02:19 PM, Bill Burke wrote:
>>>>> Richard, I'm not convinced it is JBWS.  I'll do an actually profile
>>>>> today.  Unless I'm missing something, I'm looking at your deployers and
>>>>> not seeing much happening in start().
>>>>>
>>>>> Richard Opalka wrote:
>>>>>
>>>>>> I created https://jira.jboss.org/jira/browse/JBWS-2873
>>>>>>
>>>>>> Will dig deeper.
>>>>>>
>>>>>> Richard
>>>>>>
>>>>>> On 12/17/2009 02:01 AM, Bill Burke wrote:
>>>>>>
>>>>>>> Ok, I did some performance analisys without a profiler or knowledge of
>>>>>>> the codebase.
>>>>>>>
>>>>>>> default/ profile: 33s
>>>>>>>
>>>>>>> Next I removed everything in deploy.  I also had to remove
>>>>>>> jbossweb.deployer, weld.deployer to get things to run:
>>>>>>>
>>>>>>> 2nd profile: 18.65 seconds
>>>>>>>
>>>>>>> Now, an interesting thing.  I removed jbossws.deployer.
>>>>>>>
>>>>>>> No jbossws.deployer: 12.22 seconds.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> So, wow!  jbossws.deployer is taking 6 seconds to deploy!
>>>>>>>
>>>>>>> But why?  I took a wild guess and maybe it was classloading, jar
>>>>>>> indexing, or scanning because jbossws.deployer is around 3megs and
>>>>>>> dwarfs other .deployers in deployers/ directory.  So, I combined the
>>>>>>> seam jar with jacorb.  No significant startup time.  This leads me to
>>>>>>> believe this isn't a VFS problem.
>>>>>>>
>>>>>>> So, maybe its jbossws?  Well, I look at the beans created, and they
>>>>>>> really aren't doing anything significant.  BUT there is a SHIT LOAD of
>>>>>>> beans being deployed.
>>>>>>>
>>>>>>> This leads me to believe this is something fundamental with MC.
>>>>>>>
>>>>>>> BUT...
>>>>>>>
>>>>>>>
>>>>>>> You probably already know this.
>>>>>>>
>>>>>>> Cheers.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>
>>>
>>
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