Seems like we need caching for UM as well to be effective. Please implement
this for Stratos, Carbon 3.2.1

On Sat, Jun 11, 2011 at 7:46 PM, Senaka Fernando <[email protected]> wrote:

>
>
> On Sat, Jun 11, 2011 at 7:39 PM, Senaka Fernando <[email protected]> wrote:
>
>>
>>
>> On Sat, Jun 11, 2011 at 6:17 PM, Afkham Azeez <[email protected]> wrote:
>>
>>> So caching gives a significant performance improvement. Anyway, the only
>>> difference between RC9 & RC10 is the following code segment;
>>>
>>>   if (!AuthorizationUtils.authorize(path, ActionConstants.GET)) {
>>> +                String msg = "User " + CurrentSession.getUser() + " is
>>> not authorized to " +
>>> +                        "read the resource " + path + ".";
>>> +                log.warn(msg);
>>> +                throw new AuthorizationFailedException(msg);
>>> +            }
>>>
>>> Senaka, can you profile and see what is the overhead introduced by the
>>> AuthorizationUtils.authorize method (that method should have been named
>>> isAuthorized!)
>>>
>>
>> +1, we need to go through these method names sometime later, when we are
>> doing a major carbon release. Attached to this reply is a call-trace. The UM
>> code, seems to be making a DB-call, and two JNDI calls to ApacheDS, all of
>> which are reasonably expensive.
>>
>
> Please disregard the overhead for logging the WARN message (in my previous
> attachment), since I actually tried a scenario that failed to authorize, and
> not one that passes as seen in Charitha's test. Attached herewith is the
> output for a scenario that actually passes authorization.
>
> Thanks,
> Senaka.
>
>
>> Thanks,
>> Senaka.
>>
>>>
>>>
>>> On Sat, Jun 11, 2011 at 2:52 PM, Charitha Kankanamge 
>>> <[email protected]>wrote:
>>>
>>>> Figures with caching disabled.
>>>>
>>>> Requests per second:        1,661.51 [#/sec] (mean)
>>>> Requests per second:        1,699.38 [#/sec] (mean)
>>>> Requests per second:        1,664.97 [#/sec] (mean)
>>>> Requests per second:        1,664.65 [#/sec] (mean)
>>>> Requests per second:        1,662.48 [#/sec] (mean)
>>>>
>>>> /Charitha
>>>>
>>>>
>>>>
>>>> On Sat, Jun 11, 2011 at 2:32 PM, Afkham Azeez <[email protected]> wrote:
>>>>
>>>>> pls compare this with no-caching
>>>>>
>>>>> On Sat, Jun 11, 2011 at 2:06 PM, Charitha Kankanamge <
>>>>> [email protected]> wrote:
>>>>>
>>>>>> Did a quick performance comparison of RC10 and RC9 versions of
>>>>>> Carbon-3.2.0.
>>>>>>
>>>>>> Test:
>>>>>> =====
>>>>>> Service hosted in AS which reads a resource in embedded registry
>>>>>> (service impl class is as follows)
>>>>>>
>>>>>>  Registry registry =
>>>>>> CarbonContext.getCurrentContext().getRegistry(RegistryType.SYSTEM_CONFIGURATION);
>>>>>>
>>>>>>         Resource r1 = null;
>>>>>>         try {
>>>>>>             r1 = registry.get("d1/d2/d3/r1");
>>>>>>         } catch (RegistryException e) {
>>>>>>             e.printStackTrace();  //To change body of catch statement
>>>>>> use File | Settings | File Templates.
>>>>>>         }
>>>>>>         return r1.getDescription();
>>>>>>
>>>>>> java-bench client:-
>>>>>>
>>>>>> while true;do java -jar benchmark.jar -p registry_get_request.xml -n
>>>>>> 1000 -c 200 -k -H "SOAPAction: urn:getResource" -T "application/soap+xml;
>>>>>> charset=UTF-8"
>>>>>> http://192.168.122.1:9763/services/RegistryGetService/;done
>>>>>>
>>>>>>
>>>>>> RC9
>>>>>> =====
>>>>>> Requests per second:        3,291.87 [#/sec] (mean)
>>>>>> Requests per second:        3,448.57 [#/sec] (mean)
>>>>>> Requests per second:        3,417.59 [#/sec] (mean)
>>>>>> Requests per second:        3,334.18 [#/sec] (mean)
>>>>>> Requests per second:        3,291.88 [#/sec] (mean)
>>>>>> Requests per second:        3,433.59 [#/sec] (mean)
>>>>>> Requests per second:        3,477.33 [#/sec] (mean)
>>>>>> Requests per second:        3,368.26 [#/sec] (mean)
>>>>>> Requests per second:        3,323.68 [#/sec] (mean)
>>>>>> Requests per second:        3,364.71 [#/sec] (mean)
>>>>>>
>>>>>> RC10
>>>>>> =====
>>>>>> Requests per second:        2,931.87 [#/sec] (mean)
>>>>>> Requests per second:        2,992.98 [#/sec] (mean)
>>>>>> Requests per second:        2,964.73 [#/sec] (mean)
>>>>>> Requests per second:        2,977.55 [#/sec] (mean)
>>>>>> Requests per second:        3,047.40 [#/sec] (mean)
>>>>>> Requests per second:        2,909.69 [#/sec] (mean)
>>>>>> Requests per second:        3,121.50 [#/sec] (mean)
>>>>>> Requests per second:        2,992.58 [#/sec] (mean)
>>>>>> Requests per second:        2,845.01 [#/sec] (mean)
>>>>>> Requests per second:        3,052.30 [#/sec] (mean)
>>>>>> Requests per second:        2,817.33 [#/sec] (mean)
>>>>>>
>>>>>> Regards
>>>>>> Charitha
>>>>>>
>>>>>> _______________________________________________
>>>>>> Carbon-dev mailing list
>>>>>> [email protected]
>>>>>> http://mail.wso2.org/cgi-bin/mailman/listinfo/carbon-dev
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> *Afkham Azeez*
>>>>> Director of Architecture; WSO2, Inc.; http://wso2.com
>>>>> Member; Apache Software Foundation; http://www.apache.org/
>>>>> * <http://www.apache.org/>**
>>>>> email: **[email protected]* <[email protected]>* cell: +94 77 3320919
>>>>> blog: **http://blog.afkham.org* <http://blog.afkham.org>*
>>>>> twitter: 
>>>>> **http://twitter.com/afkham_azeez*<http://twitter.com/afkham_azeez>
>>>>> *
>>>>> linked-in: **http://lk.linkedin.com/in/afkhamazeez*
>>>>> *
>>>>> *
>>>>> *Lean . Enterprise . Middleware*
>>>>>
>>>>>
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>>>>>
>>>>>
>>>>
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>>>
>>>
>>> --
>>> *Afkham Azeez*
>>> Director of Architecture; WSO2, Inc.; http://wso2.com
>>> Member; Apache Software Foundation; http://www.apache.org/
>>> * <http://www.apache.org/>**
>>> email: **[email protected]* <[email protected]>* cell: +94 77 3320919
>>> blog: **http://blog.afkham.org* <http://blog.afkham.org>*
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>>> *
>>> linked-in: **http://lk.linkedin.com/in/afkhamazeez*
>>> *
>>> *
>>> *Lean . Enterprise . Middleware*
>>>
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>>
>>
>> --
>> *Senaka Fernando*
>> Product Manager - WSO2 Governance Registry;
>> Associate Technical Lead; WSO2 Inc.; http://wso2.com*
>> Member; Apache Software Foundation; http://apache.org
>>
>> E-mail: senaka AT wso2.com
>> **P: +1 408 754 7388; ext: 51736*; *M: +94 77 322 1818
>> Linked-In: http://linkedin.com/in/senakafernando
>>
>> *Lean . Enterprise . Middleware
>>
>>
>
>
> --
> *Senaka Fernando*
> Product Manager - WSO2 Governance Registry;
> Associate Technical Lead; WSO2 Inc.; http://wso2.com*
> Member; Apache Software Foundation; http://apache.org
>
> E-mail: senaka AT wso2.com
> **P: +1 408 754 7388; ext: 51736*; *M: +94 77 322 1818
> Linked-In: http://linkedin.com/in/senakafernando
>
> *Lean . Enterprise . Middleware
>
>
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>


-- 
*Afkham Azeez*
Director of Architecture; WSO2, Inc.; http://wso2.com
Member; Apache Software Foundation; http://www.apache.org/
* <http://www.apache.org/>**
email: **[email protected]* <[email protected]>* cell: +94 77 3320919
blog: **http://blog.afkham.org* <http://blog.afkham.org>*
twitter: **http://twitter.com/afkham_azeez*<http://twitter.com/afkham_azeez>
*
linked-in: **http://lk.linkedin.com/in/afkhamazeez*
*
*
*Lean . Enterprise . Middleware*
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