Lei Liu

@sreemtech How about your data size?

I can not repeat the bug with fast-dds examples, the test steps like this: ```bash $ Fast-DDS/build/examples/cpp/dds/ZeroCopyExample/DDSZeroCopyExample subscriber ... $ Fast-DDS/build/examples/cpp/dds/HelloWorldExample/DDSHelloWorldExample publisher -s 0 -i 0 ``` It will send...

@sreemtech https://github.com/eProsima/Fast-DDS/tree/master/examples/cpp/dds/HelloWorldExample

The reson is type overflow, see https://github.com/eProsima/Fast-DDS/blob/a000d613604d53481b775a193f176f6ef742dd2a/src/cpp/rtps/DataSharing/WriterPool.hpp#L171.

@alsora > Is it the same issue or a different problem? I think it's the same problem with `shared memory`. I have tested with ros:humble and ros:rolling (both have the...

> Is it safe to run `fastdds shm clean` while nodes are running? It is safe, the result looks like this: ```bash root@csc:/work/ros2_ws# fastdds shm clean shm.clean: 4 ports in...

@Aposhian > After bringing up the system a number of times... `fastdds shm clean` is a python script, you can call it when bring the system down to insure the...

@JLBuenoLopez-eProsima Is it possible to add a feature for auto cleanup broken shared files for fastdds? I think this maybe helpful for user.

@fujitatomoya https://github.com/ros2/rcl/issues/1026

Can anybody help to handle this [Failed](https://build.ros2.org/job/Rpr__rcl__ubuntu_jammy_amd64/163/testReport/junit/(root)/rcl_yaml_param_parser/test_parse_gtest_missing_result/) ? ``` >>> [rcutils|error_handling.c:108] rcutils_set_error_state() This error state is being overwritten: 'Sequence should be of same type. Value type 'bool' do not belong...