RTI Core Libraries and Utilities

Why is multicast not working on my LynxOS target?

Note: Applies to NDDS 3.x, RTI Connext 4.x and above. The LynxOS 4.0 IP stack (and many other BSD-derived network stacks) will fail to send multicast messages unless there is an entry in the routing table that matches the destination multicast IP address. In practice, this means that either: a ...
memo.salas
Thu, 01/17/2013 - 12:07
4684 reads — 0 comments

What does "shmat() failure, error 0x18" mean on a Solaris system?

This solution addresses the following error message on Solaris systems: RTIOsapiSharedMemorySegment_attach:OS shmat() failure, error 0X18 NDDS_Transport_Shmem_attach_writer:failed to initialize shared memory resourcesegment for key 0x4020d0 Error message 0x18 on a Solaris system means that the ...
gianpiero
Thu, 01/17/2013 - 12:07
4775 reads — 0 comments

Why can't I communicate over loopback, but can using shared memory?

NOTE: Applies to RTI Data Distribution Service 4.1 and 4.2 By default, RTI Data Distribution Service uses shared memory to communicate with other DomainParticipants on the same node and disables local traffic over the UDPv4 or UDPv6 loopback interface. So, by default, an RTI Data Distribution ...
abhi
Thu, 01/17/2013 - 12:07
6352 reads — 0 comments

How do I change the multicast time-to-live (TTL)?

Note: Applies to RTI Connext 4.x and above RTI Connext 4.x and above uses a default multicast time-to-live (TTL) value of 1. This means that, by default, multicast traffic will not cross subnet boundaries. The TTL value can be adjusted in the transport property. Method One for modifying the TTL ( ...
waffletchnlgy
Thu, 01/17/2013 - 12:06
14412 reads — 0 comments

Why doesn't my RTI Connext application communicate with an RTI Connext application installed as a Windows Service?

Note: Applies to RTI Connext 4.x and above. An RTI Connext application installed as a Windows Service application (formerly known as an NT service) will not communicate over shared memory with a DDS application that is not installed as a Windows Service. This is due to the namespace used to create ...
vishal
Thu, 01/17/2013 - 12:05
6472 reads — 0 comments

Why does my application hang on Windows when deleting the participant?

Note: Applies to RTI Data Distribution Service 4.4b and below If a network interface is disconnected or disabled while your application is running, your application might hang when properly shutting down your DomainParticipant. The likely cause is how the middleware cleans up sockets and how ...
yusheng
Thu, 01/17/2013 - 12:03
4132 reads — 0 comments

Why do I get an inconsistent QoS error when recompiling my 4.1e application for 4.2e?

One of the more common reasons is due to the parameter late_joiner_heartbeat_period (part of DDS_RtpsReliableWriterProtocol_t , used in the DataWriterProtocolQosPolicy and DisoveryConfigQosPolicy ) which is new in RTI Data Distribution Service 4.2. late_joiner_heartbeat_period is used when a ...
gianpiero
Thu, 01/17/2013 - 12:03
4738 reads — 0 comments

How do I use keys when using a union?

In general, rtiddsgen only recognizes keys in the outermost structure. To consider the keys in embedded structures, the outer member needs to be a key as well. In the example below, rtiddsgen will not recognize mykey as a key for union A , struct B , or struct C . struct D { long mykey; //@key long ...
alex
Thu, 01/17/2013 - 12:01
5163 reads — 0 comments

Why do I see incorrect RTI Connext behavior while using an SNTP server on Windows for time synchronization?

Note: Applies to RTI Connext 4.x and above. RTI Data Distribution Service 4.4 and later include support for non-monotonic support. Please refer to the 4.4 User's Manual for details and the list of supported platforms. RTI Data Distribution Service 4.3 and earlier requires a monotonic increasing ...
gianpiero
Thu, 01/17/2013 - 12:00
5435 reads — 1 comment

How do I create a RTI Connext Java application in Eclipse?

Note: Applies to RTI Connext 4.x and above. Start Eclipse in the Java perspective. Right-click in the white area of Package Explorer and select New, Java Project In the New Java Project dialog, for the Project name , enter: MyDDSProject Click Finish . (This creates MyDDSProject in the Package ...
erin
Thu, 01/17/2013 - 11:59
12522 reads — 1 comment

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