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From Gary Gregory <garydgreg...@gmail.com>
Subject Re: MessageLayout
Date Tue, 04 Apr 2017 03:40:31 GMT
Thanks Matt. With the Flume appender, do I still need to use an async
logger to get the best perf?

Gary

On Mon, Apr 3, 2017 at 8:31 PM, Matt Sicker <boards@gmail.com> wrote:

> Clarifications: other than the file appenders, the flume appender is
> probably the most reliable appender.
>
> And for the direct appender config, that's also with fully async loggers.
> I've been considering putting together a small blog post about the most
> efficient log4j2.xml configurations.
>
> On 3 April 2017 at 22:01, Matt Sicker <boards@gmail.com> wrote:
>
>> The Flume appender can persist messages within the same process to files
>> before sending them to other agents. I don't think any other appender can
>> guarantee that.
>>
>> Personally, I've been using direct console appenders lately and using
>> graylog to slurp stdout on docker containers, but I'm not the one who set
>> all that up. Either way, the most reliable way to log things outside of
>> files is Flume.
>>
>> On 3 April 2017 at 19:45, Gary Gregory <garydgregory@gmail.com> wrote:
>>
>>> Wait a sec. A JMS provider can guarantee message delivery. How can
>>> events be lost once they are in the provider? Are you saying that using an
>>> async logger is 'unsafe' because the events in the ring buffer go away if
>>> the JVM goes down?
>>>
>>> Ideally I want to publish and forget, with the publish part
>>> asynchronous, call the API, and it returns right away.
>>>
>>> Is there no way to do that with our JMS Appender?
>>>
>>> Gary
>>>
>>> On Mon, Apr 3, 2017 at 5:38 PM, Ralph Goers <ralph.goers@dslextreme.com>
>>> wrote:
>>>
>>>> What’s the point though when all you have to do is specify the pattern
>>>> layout with “%m%ex{none}”?
>>>>
>>>> How can you do auditing with the async logger? You may lose events with
>>>> that.
>>>>
>>>> Your use case is exactly why I wrote the FlumeAppender. It is very much
>>>> like JMS but a whole lot faster and guarantees events aren’t lost.
>>>>
>>>> Ralph
>>>>
>>>> On Apr 3, 2017, at 5:03 PM, Gary Gregory <garydgregory@gmail.com>
>>>> wrote:
>>>>
>>>> Right. I want to post to JMS message objects I've serialized to JSON.
>>>> All I care about is the message.
>>>>
>>>> I log these events to a specially named logger with a specially named
>>>> marker. These are the only events that should be published to JMS (I use
a
>>>> filter and the one marker). I am in charge of the message format and it is
>>>> consumed on the other JMS side by a specialized agent which I also control.
>>>>
>>>> IOW, I am using the Log4j infrastructure as the simplest way to send
>>>> custom messages over to JMS. These are not traditional logging events,
>>>> rather a kind of auditing system. I leverage the Log4j async logger as
>>>> well. No need to deal with the JMS API.
>>>>
>>>> Gary
>>>>
>>>> On Mon, Apr 3, 2017 at 4:07 PM, Remko Popma <remko.popma@gmail.com>
>>>> wrote:
>>>>
>>>>> So, exceptions are swallowed and no newlines are rendered?
>>>>> Interesting.
>>>>> What's the use case?
>>>>>
>>>>> Sent from my iPhone
>>>>>
>>>>> On Apr 4, 2017, at 7:30, Gary Gregory <garydgregory@gmail.com>
wrote:
>>>>>
>>>>> Hi All,
>>>>>
>>>>> I am considering a new layout called "MessageLayout" which would be
>>>>> synonymous with:<PatternLayout pattern="%m" />. Thoughts?
>>>>>
>>>>> Gary
>>>>>
>>>>> --
>>>>> E-Mail: garydgregory@gmail.com | ggregory@apache.org
>>>>> Java Persistence with Hibernate, Second Edition
>>>>> <https://www.amazon.com/gp/product/1617290459/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=1617290459&linkCode=as2&tag=garygregory-20&linkId=cadb800f39946ec62ea2b1af9fe6a2b8>
>>>>>
>>>>> <http://ir-na.amazon-adsystem.com/e/ir?t=garygregory-20&l=am2&o=1&a=1617290459>
>>>>> JUnit in Action, Second Edition
>>>>> <https://www.amazon.com/gp/product/1935182021/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=1935182021&linkCode=as2&tag=garygregory-20&linkId=31ecd1f6b6d1eaf8886ac902a24de418%22>
>>>>>
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>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> E-Mail: garydgregory@gmail.com | ggregory@apache.org
>>>> Java Persistence with Hibernate, Second Edition
>>>> <https://www.amazon.com/gp/product/1617290459/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=1617290459&linkCode=as2&tag=garygregory-20&linkId=cadb800f39946ec62ea2b1af9fe6a2b8>
>>>>
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>>>> JUnit in Action, Second Edition
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>>>>
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>>>>
>>>>
>>>>
>>>
>>>
>>> --
>>> E-Mail: garydgregory@gmail.com | ggregory@apache.org
>>> Java Persistence with Hibernate, Second Edition
>>> <https://www.amazon.com/gp/product/1617290459/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=1617290459&linkCode=as2&tag=garygregory-20&linkId=cadb800f39946ec62ea2b1af9fe6a2b8>
>>>
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>>> JUnit in Action, Second Edition
>>> <https://www.amazon.com/gp/product/1935182021/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=1935182021&linkCode=as2&tag=garygregory-20&linkId=31ecd1f6b6d1eaf8886ac902a24de418%22>
>>>
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>>>
>>
>>
>>
>> --
>> Matt Sicker <boards@gmail.com>
>>
>
>
>
> --
> Matt Sicker <boards@gmail.com>
>



-- 
E-Mail: garydgregory@gmail.com | ggregory@apache.org
Java Persistence with Hibernate, Second Edition
<https://www.amazon.com/gp/product/1617290459/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=1617290459&linkCode=as2&tag=garygregory-20&linkId=cadb800f39946ec62ea2b1af9fe6a2b8>

<http:////ir-na.amazon-adsystem.com/e/ir?t=garygregory-20&l=am2&o=1&a=1617290459>
JUnit in Action, Second Edition
<https://www.amazon.com/gp/product/1935182021/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=1935182021&linkCode=as2&tag=garygregory-20&linkId=31ecd1f6b6d1eaf8886ac902a24de418%22>

<http:////ir-na.amazon-adsystem.com/e/ir?t=garygregory-20&l=am2&o=1&a=1935182021>
Spring Batch in Action
<https://www.amazon.com/gp/product/1935182951/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=1935182951&linkCode=%7B%7BlinkCode%7D%7D&tag=garygregory-20&linkId=%7B%7Blink_id%7D%7D%22%3ESpring+Batch+in+Action>
<http:////ir-na.amazon-adsystem.com/e/ir?t=garygregory-20&l=am2&o=1&a=1935182951>
Blog: http://garygregory.wordpress.com
Home: http://garygregory.com/
Tweet! http://twitter.com/GaryGregory

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