On Mon, Jun 11, 2012 at 5:38 PM, Buddhika Chamith <[email protected]>wrote:
> > > On Mon, Jun 11, 2012 at 6:03 PM, Paul Fremantle <[email protected]> wrote: > >> Does the BAM event sender implement and in-memory queueing model and >> async? > > > Yes. Event publishing happen via a queue in an async manner. > Based on what I have seen in the API Manager + BAM load tests, things can still fail badly when running with a single BAM node and an embedded Cassandra instance. So whatever we do, we should load test it beforehand and scale them up accordingly. Thanks, Hiranya > > Regards > Buddhika > > >> >> Paul >> >> On 11 June 2012 11:40, Afkham Azeez <[email protected]> wrote: >> >>> Regardless of the appender, such appenders that publish events could >>> have an effect on performance. >>> >>> >>> On Mon, Jun 11, 2012 at 12:21 PM, Amani <[email protected]> wrote: >>> >>>> Actually we are not using the Cassandra appender. Instead of that we >>>> are using LogEventAppender which sends logs to BAM. Cassandra appender was >>>> something we implemented earlier before we decided to send logs to BAM. We >>>> will test LogEventAppender and send the result once we complete it. Right >>>> now we are having issues publishing log events to BAM. >>>> >>>> Sent from my iPhone >>>> >>>> On Jun 11, 2012, at 12:01 PM, Afkham Azeez <[email protected]> wrote: >>>> >>>> I have a major concern about this appender with regards to performance. >>>> If it leads to major performance issues, we cannot use it. Amani, can you >>>> do some tests which do logging with & without the Cassandra appender & send >>>> the results? >>>> >>>> -- >>>> *Afkham Azeez* >>>> Director of Architecture; WSO2, Inc.; http://wso2.com >>>> Member; Apache Software Foundation; <http://www.apache.org/> >>>> 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> >>>> http://lk.linkedin.com/in/afkhamazeez* >>>> * >>>> * >>>> *Lean . Enterprise . Middleware* >>>> >>>> >>> >>> >>> -- >>> *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* >>> >>> >>> _______________________________________________ >>> Dev mailing list >>> [email protected] >>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>> >>> >> >> >> -- >> Paul Fremantle >> CTO and Co-Founder, WSO2 >> OASIS WS-RX TC Co-chair, VP, Apache Synapse >> >> UK: +44 207 096 0336 >> US: +1 646 595 7614 >> >> blog: http://pzf.fremantle.org >> twitter.com/pzfreo >> [email protected] >> >> wso2.com Lean Enterprise Middleware >> >> Disclaimer: This communication may contain privileged or other >> confidential information and is intended exclusively for the addressee/s. >> If you are not the intended recipient/s, or believe that you may have >> received this communication in error, please reply to the sender indicating >> that fact and delete the copy you received and in addition, you should not >> print, copy, retransmit, disseminate, or otherwise use the information >> contained in this communication. Internet communications cannot be >> guaranteed to be timely, secure, error or virus-free. The sender does not >> accept liability for any errors or omissions. >> >> >> _______________________________________________ >> Dev mailing list >> [email protected] >> http://wso2.org/cgi-bin/mailman/listinfo/dev >> >> > > _______________________________________________ > Dev mailing list > [email protected] > http://wso2.org/cgi-bin/mailman/listinfo/dev > > -- Hiranya Jayathilaka Senior Technical Lead; WSO2 Inc.; http://wso2.org E-mail: [email protected]; Mobile: +94 77 633 3491 Blog: http://techfeast-hiranya.blogspot.com
_______________________________________________ Dev mailing list [email protected] http://wso2.org/cgi-bin/mailman/listinfo/dev
