Solutions

What might cause a segmentation fault while reading data? Why do I see an unexpected data sequence length?

Note: Applies to RTI Data Distribution Service 4.1 and 4.2 If a non-keyed DataReader calls take() or read() while max_samples (in the ResourceLimitsQosPolicy ) is LENGTH_UNLIMITED (the default), and, the available data is greater than max_samples_per_read (in the DataReaderResourceLimitsQosPolicy ...
alex
Thu, 01/17/2013 - 12:21
3073 reads — 0 comments

How can I prevent deadlocks while invoking the RTI APIs from a Listener?

Note: Applies to RTI Connext 4.2 and above To prevent deadlocks, RTI uses mutexes to coordinate access to critical data and operations between threads. Mutexes are grouped in Exclusive Areas (EAs) code based on the regions they protect. However, deadlocks are still possible if you try to use ...
elaine
Thu, 01/17/2013 - 12:19
5303 reads — 0 comments

How do I minimize the memory footprint and avoid dynamic memory allocation?

Note: Applies to RTI Connext 4.x and above. The first and foremost step to reducing the memory footprint is an architectural review. The number of topics, the queue sizes, whether or not you use keys, the number of domains, or the usage of partitions have a great impact on the memory footprint of ...
gianpiero
Thu, 01/17/2013 - 12:19
6524 reads — 0 comments

Why do I see a Java 'usage' error when I run rtiddsgen on Windows?

The short answer is that you need to remove the trailing backslash from your NDDSHOME environment variable. The rtiddsgen code generator calls a Java program within a batch script. This script passes %NDDSHOME% as a define argument to java. If NDDSHOME ends with a backslash, the shell escapes the ...
gianpiero
Thu, 01/17/2013 - 12:15
5768 reads — 0 comments

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
6387 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
4714 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
3511 reads — 0 comments

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