9:54 a.m.
at this pace, in 90 days JBoss AS will take 0sec to boot ;)
On Mon, Feb 15, 2010 at 16:48, Kabir Khan <kabir.khan(a)jboss.com> wrote:
Another 200ms taken off by this change indexing the ControllerStates
in the
controller making state comparisons more efficient:
http://community.jboss.org/message/526380#526380
Average startup time for me is 18s687ms compared with 18s856ms with this
morning's setup.
For minimal, the startup times are about 4s780ms with both setups down from
5s224ms with AS-6.0.0.M2
On 15 Feb 2010, at 12:22, Kabir Khan wrote:
> Getting rid of the @Dependency annotation checks from
AOPDependencyBuilder https://jira.jboss.org/jira/browse/JBKERNEL-98 brings
the startup time down to the 18s range.
>
> kernel 2.2.0-SNAPSHOT, from a few days ago (Alpha6 with the extra
resolveContexts loop optimization)
> mdr 2.2.0-Alpha1
>
================================================================================
> 20s:192ms (1)
> 19s:733ms (3)
> 19s:968ms (4)
>
> kernel 2.2.0-SNAPSHOT, includes the @Dependency stuff
> mdr 2.2.0-SNAPSHOT
> ============================================
> 18s:905ms (2)
> 18s:604ms (4)
> 18s:657ms (6)
>
>
>
> On 12 Feb 2010, at 15:50, Kabir Khan wrote:
>
>> I found that ScopeKey's hashCode was not being calculated correctly (
http://community.jboss.org/message/526058#526058), and fixed this in a
local jboss-mdr snapshot, which gives another tiny enhancement. Here are
today's numbers, same setup as last time.
>>
>> kernel 2.2.0-Alpha5
>> mdr 2.2.0-Alpha1
>> ===============
>> 34s:696ms (1)
>> 20s:562ms (2)
>> 20s:349ms (7)
>> 20s:463ms (10)
>> 20s:622ms (13)
>> 20s:582ms (16)
>> 20s:35ms (19)
>> -------------------------
>> Average ignoring (1): 20s436ms
>>
>> kernel 2.2.0-SNAPSHOT
>> mdr 2.2.0-Alpha1
>> ===================
>> 29s:637ms (3)
>> 19s:627ms (4)
>> 19s:786ms (8)
>> 20s:2ms (11)
>> 20s:432ms (14)
>> 19s:827ms (17)
>> 19s:731ms (20)
>> -------------------------------
>> Average ignoring (3): 19s900ms
>>
>> kernel 2.2.0-SNAPSHOT
>> mdr 2.2.0-SNAPSHOT
>> ============================
>> 27s:167ms (5)
>> 19s:834ms (6)
>> 19s:702ms (9)
>> 19s:349ms (12)
>> 20s:228ms (15)
>> 19s:346ms (18)
>> 19s:315ms (21)
>> ----------------------------
>> Average ignoring (5): 19s629ms
>>
>> Now that I'm more into profiling stuff, I'll see if profiling minimal
as
suggested by Bill makes more sense to me, if not I'll do a few more cycles
of these.
>>
>>
>> On 11 Feb 2010, at 12:25, Kabir Khan wrote:
>>
>>> I have been doing some work on profiling and optimizing the
jboss-dependency project [1] for kernel 2.2.0.Alpha6 and it seems to have
had a small, but still measurable impact :-)
>>>
>>> I did a few startups of AS with jboss kernel 2.2.0.Alpha5 and with a
local snapshot. This snapshot contains the work done for Alpha6 with the
addition of removing the break in the resolveContexts loop as mentioned in
the forum thread.
>>>
>>> The startups were done on a freshly rebooted machine with nothing else
running. The startup orders are given in brackets, so I started Alpha5
twice, then SNAPSHOT twice and so on.
>>>
>>> 2.2.0-Alpha5
>>> ----------------------
>>> 37s:247ms (1)
>>> 20s:573ms (2)
>>> 20s:275ms (5)
>>> 20s:127ms (7)
>>> 20s:433ms (9)
>>> 20s:329ms (10)
>>> 20s:890ms (13)
>>>
>>>
>>> 2.2.0-SNAPSHOT
>>> ------------------------
>>> 29s:563ms (3)
>>> 19s:965ms (4)
>>> 19s:821ms (6)
>>> 20s:332ms (8)
>>> 19s:618ms (10)
>>> 19s:905ms (12)
>>> 19s:900ms (14)
>>>
>>> One strange thing is that the first time I started each server they
took loads longer than the other times, does somebody know the reason for
that?
>>>
>>> Ignoring those initial times leaves me with average start times of:
>>> Alpha5: 20s437ms
>>> SNAPSHOT: 19s923ms
>>>
>>> I'm going to have a final look at jboss-dependency to see if there are
any other obvious and easy fixes before moving on to have a look at
jboss-kernel.
>>>
>>> [1] http://community.jboss.org/message/525047#525047
>>> _______________________________________________
>>> jboss-development mailing list
>>> jboss-development(a)lists.jboss.org
>>> https://lists.jboss.org/mailman/listinfo/jboss-development
>>
>>
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