Re: Active MQ uses KahaDB, while activeMQ.xml configured to use MsSQL

2018-10-05 Thread Tim Bain
I'm referring to the limit attribute of the tempUsage element in activemq.xml. A sample can be seen at http://activemq.apache.org/xml-configuration.html. It's not well formatted for easy reading, but it's correct XML. Tim On Fri, Oct 5, 2018, 7:40 AM Dan Abayev wrote: > I do not know what the

Re: Active MQ uses KahaDB, while activeMQ.xml configured to use MsSQL

2018-10-05 Thread Dan Abayev
I do not know what the property for it is, what do i set to zero. I checked out documentation and couldnt find anything for temp store. -- Sent from: http://activemq.2283324.n4.nabble.com/ActiveMQ-User-f2341805.html

Re: Active MQ uses KahaDB, while activeMQ.xml configured to use MsSQL

2018-10-05 Thread Tim Bain
If you set a limit of 0 for it with producer flow control enabled, no messages will be written to it. I don't remember offhand whether it'll still create the KahaDB files on disk in that case, but if that's something you care about, it's a simple test for you to do. Tim On Wed, Oct 3, 2018, 8:48

ActiveMQ Failover Transport for Artemis

2018-10-05 Thread Duchaine, David
Hello everyone, We are using Artemis 2.6.3 and would like to know if there is anything like the Failover Transport we could configure for our client sessions. (http://activemq.apache.org/failover-transport-reference.html) Client should always connect to primary. If not, use the secondary. If

Re: Designing for maximum Artemis performance

2018-10-05 Thread Francesco Nigro
Sorry to have joined late, but Miroslav and Justin have completely coverred what I wanted to do: totally agree on everything +100 I would add one thing: take a look here https://softwaremill.com/mqperf/ Look on how Artemis is being used there: MAPPED journal (with datasync off, now on 2.6.x), but

Re: Designing for maximum Artemis performance

2018-10-05 Thread Miroslav Novak
Hi Tim, > First, spinning up a replacement host is not instantaneous, so there will > be a period of at least a minute but possibly several where the messages on > that broker and storage volume will simply be unavailable to consumers. In case you decide to use HA with shared store then it will