RTI Core Libraries and Utilities

How do I get a DataReader to ignore a DataWriter that belongs to the same DomainParticipant?

We do support the ability for local DataWriters and DataReaders of the same topic to ignore each other, i.e., the local DataReader to only receive messages from remote DataWriters , not local ones. To do so, you can call ignore_participant() . For example: DDSDomainParticipant *dP; dP-> ...
dstockdill
Thu, 01/17/2013 - 11:54
7375 reads — 0 comments

How do I set up my publisher and subscriber to only send/receive data from a particular network card?

Note: Applies to RTI Connext 4.1 and above. Use the transport properties for the UDPv4 transport to restrict which interfaces the transport will attempt to use. The properties allow you to either use an "allow" list (to specifically allow certain interfaces), or a "deny" list (to specifically deny ...
tron
Thu, 01/17/2013 - 11:52
4836 reads — 0 comments

What causes an “unexpected token” error when running rtiddsgen on an IDL?

Note: Applies to RTI Connext 4.5c and above. This solution applies if you are seeing errors during rtiddsgen code-generation which look like the following (rtiddsgen used with –language java for this example): javax.xml.transform.TransformerException: org.xml.sax.SAXException: /p8core/interface/ ...
ken
Thu, 01/17/2013 - 11:51
6804 reads — 0 comments

Are all RTI Connext API calls thread-safe?

Not all API calls are safe. In general, the get / set_default_XXX_qos() and lookup_xxx() APIs are not thread-safe. The online HTML documentation for various API calls commonly include one or more MT Safety sections which describe any concerns about the use of individual calls in multi-threaded ...
dstringer
Thu, 01/17/2013 - 11:50
4055 reads — 0 comments

Can I use Java 1.6 with rtiddsgen?

Note: Applies to RTI Connext 4.4c and higher. By default, rtiddsgen uses JRE 1.4, which is distributed with RTI Connext in $NDDSHOME/jre . If you can not use JRE 1.4 on your computer, the following instructions can help you run rtiddsgen with a Java 5 or Java 6 JRE. To use rtiddsgen with Java 1.6, ...
yusheng
Thu, 01/17/2013 - 11:48
2766 reads — 0 comments

How can I improve my throughput performance on Linux?

One potential cause of poor performance on a Linux system is the amount of buffer space the RHEL 4u4 kernel uses to reassemble IP fragments. The parameters in /proc/sys/net/ipv4 control various aspects of the network, including a parameter that controlls the reassembly buffer size. ...
gianpiero
Thu, 01/17/2013 - 11:47
15504 reads — 0 comments

Does RTI Connext support the IDL data-types "interface" and "valuetype"?

Note: Applies to RTI Connext 4.x and above RTI Connext does not support the IDL interface data type because it corresponds to remote procedure calls, a concept that does not apply to the data-centric, publish-subscribe (DCPS) communications model of the DDS standard. The valuetype data type is ...
dstockdill
Thu, 01/17/2013 - 11:46
4886 reads — 0 comments

Why does set_qos() crash in /lib/libc.so?

Note: Applies to RTI Connext 4.x and above and Red Hat Enterprise Linux 5. If DDS_DomainParticipantFactory_set_qos() crashes, the stack trace begins with free () from /lib/libc.so.6 and if you're making any calls to mlockall() , explicitly or implicitly, you may be running into a known bug in glibc ...
erin
Thu, 01/17/2013 - 11:44
2655 reads — 0 comments

What does 'NDDS_Transport_UDPv4_receive_rEA:OS recvfrom() failure, error 0X2738' mean?

Errno 0x2738 or 10040 is WSAEMSGSIZE . It indicates that a datagram failed to be sent or received because an OS or hardware buffer was smaller than the datagram. Check for consistency between the publishing and subscribing Participant’s Transport property: transport.parent.message_size_max . ...
ken
Thu, 01/17/2013 - 11:44
5069 reads — 0 comments

Why do I get "fatal error C1083: Cannot open compiler generated file" when using Visual Studio?

Note: Applies to RTI Connext 4.x and above. When using Visual Studio to build the project files generated by rtiddsgen, you may see the following error message: [source file name]:fatal error C1083: Cannot open compiler generated file:[object file name] is generated. The error is due to the fact ...
vishal
Thu, 01/17/2013 - 11:43
40278 reads — 0 comments

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