Do you know what the approximate overhead is for using a transaction for each message received?
On Tue, Feb 17, 2009 at 1:40 AM, Dejan Bosanac <de...@nighttale.net> wrote: > Hi, > > there have been some fixes in this area (transaction aborting) for the 5.3, > so may want to try 5.3-SNAPSHOT and see if it works for you > > > http://people.apache.org/repo/m2-snapshot-repository/org/apache/activemq/apache-activemq/5.3-SNAPSHOT/ > > I've also documented it a bit (with a working example), so take a look at > > > http://cwiki.apache.org/confluence/display/ACTIVEMQ/How+do+I+unack+the+message+with+Stomp > > Cheers > -- > Dejan Bosanac > > Open Source Integration - http://fusesource.com/ > ActiveMQ in Action - http://www.manning.com/snyder/ > Blog - http://www.nighttale.net > > > On Fri, Feb 13, 2009 at 11:12 PM, jzhang1 <jian.zh...@etrade.com> wrote: > > > > > Thanks very much for AMQ CPP. Our legacy system using the stomp library > > from > > http://stomp.codehaus.org and write stomp frame to socket directly. > > > > The impls of commit and abort are "COMMIT" and "ABORT" in the stomp > frame > > header. > > > > With regards to "ABORT", the message acknowledge are abort and MQ broker > > still keep this message. > > We expect on the next call of stomp_read, MQ broker deliver this pending > > messages. However it does not unless reconnect and subscribe to the > queue. > > Is there any header attribute or configuration to let pending messages > > redeliver on the next call stomp_read ? > > > > > > > > > > > > > > Dave Stanley wrote: > > > > > > Yes - it looks like there was a bug fixed in the transaction support > [1] > > > so > > > you would need the 2.2 release [2] of the C++ API for the transacted > > > session > > > capabilities. > > > > > > [1] http://issues.apache.org/activemq/browse/AMQCPP-174 > > > [2] http://activemq.apache.org/cms/activemq-cpp-22-release.html > > > > > > Regards > > > /Dave > > > > > > On Thu, Feb 12, 2009 at 12:07 PM, jzhang1 <jian.zh...@etrade.com> > wrote: > > > > > >> > > >> Thanks very much for the information. For the C/C++ sender and > > receiver, > > >> does stomp provide the similar functionality as JMS session ? > > >> > > >> > > >> > > >> > > >> Dave Stanley wrote: > > >> > > > >> > You can created a transacted jms session and either commit() or > > >> rollback() > > >> > that session. See: > > >> > > > >> > > > http://svn.apache.org/viewvc/activemq/trunk/activemq-core/src/test/java/org/apache/activemq/JmsTransactionTestSupport.java?view=markup > > >> > > > >> > Regards > > >> > /Dave > > >> > > > >> > On Wed, Feb 11, 2009 at 8:45 PM, jzhang1 <jian.zh...@etrade.com> > > wrote: > > >> > > > >> >> > > >> >> ActiveMQ guru, > > >> >> > > >> >> I am curious whether ActiveMQ broker provide backout > > >> >> > > >> >> all enqueue and dequeue functions calls that have occurred since > the > > >> last > > >> >> syncpoint are to be backed out. Messages put as part of a unit of > > work > > >> >> are > > >> >> deleted; messages retrieved as part of a unit of work are > reinstated > > >> on > > >> >> the > > >> >> queue. > > >> >> > > >> >> Thanks > > >> >> > > >> >> -- > > >> >> View this message in context: > > >> >> http://www.nabble.com/Messages-rollback-tp21968419p21968419.html > > >> >> Sent from the ActiveMQ - User mailing list archive at Nabble.com. > > >> >> > > >> >> > > >> > > > >> > > > >> > > >> -- > > >> View this message in context: > > >> http://www.nabble.com/Messages-rollback-tp21968419p21980374.html > > >> Sent from the ActiveMQ - User mailing list archive at Nabble.com. > > >> > > >> > > > > > > > > > > -- > > View this message in context: > > http://www.nabble.com/Messages-rollback-tp21968419p22005863.html > > Sent from the ActiveMQ - User mailing list archive at Nabble.com. > > > > >
