Solutions

At what OSI layers does RTI Connext operate?

RTI Connext operates across the host layers (4,5,6,7) using an existing Network, Data Link and Physical layer. RTI Connext's Layer 4 interaction is a little bit open to interpretation; RTI Connext uses an existing layer 4 transport (UDP). The RTPS protocol adds reliability and other QoS to it to ...
alex
Thu, 01/17/2013 - 12:12
8295 reads — 0 comments

How do I eliminate the long startup delay on some VxWorks targets with no file system?

Note: Applies to RTI Connext 4.x and above. RTI Connext calls fopen() to load the default XML and NDDS_DISCOVERY_PEERS files if they exist. On some VxWorks targets that either have no file system or use NFS, FTP, or some other network-based file system, and the file system is not mounted, RTI ...
ken
Thu, 01/17/2013 - 12:10
6343 reads — 0 comments

Why do I see a "CapturingAgentManager initialized" message when I start RTI Analyzer?

The following error may appear when you upgrade or install a new version of RTI Analyzer over the same workspace that was used by a previous version of RTI Analyzer. CapturingAgentManager initialized, but did not find any valid capturing agent installed Creating a new workspace should fix the ...
Ran
Thu, 01/17/2013 - 12:08
4599 reads — 0 comments

Why does rtiddsgen require a C preprocessor for its code generation? Why does rtiddsgen try to locate cc1plus?

Before processing an IDL file, rtiddsgen attempts to run a C preprocessor to support #if tests and related preprocessor directives. There are several options you can pass to rtiddsgen to control preprocessor use, including: -ppDisable (formerly -ppNotRun ) : Don't use the C preprocessor -ppPath : ...
alex
Thu, 01/17/2013 - 12:07
5637 reads — 0 comments

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
5673 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
5893 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
7614 reads — 0 comments

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