Yes, those two nodes also need to know not to use the database. I'll think of a better way to put those flags in and put a fix in tomorrow. Thanks for catching these. Matei On Thu, Jul 15, 2010 at 3:42 PM, Hai Nguyen wrote: > I seem to have the same issue. > > [ERROR] [1279233614.830963377]: Database connection failed with error > message: could not translate host name "wgs36" to address: Name or > service not known > > [ERROR] [1279233614.831115827]: Failed to open model database on host > wgs36, port 5432, user willow with password willow, database models > [FATAL] [1279233614.831195432]: BREAKPOINT HIT >        file = /u/haidai/svn/grasping_pipeline/object_manipulation/grasp_planner_database/nodes/grasp_planner_database_node.cpp >        line=194 > > [grasp_planner_database-17] process has died [pid 9673, exit code -5]. > log files: /u/haidai/.ros/log/37988d08-9060-11df-b494-001517c01a67/grasp_planner_database-17*.log > [ INFO] [1279233615.002299804]: Waiting for map ... > > On Thu, Jul 15, 2010 at 6:34 PM, Adam Leeper wrote: >> Hi Matei, >> >> When I run >> roslaunch pr2_tabletop_manipulation_launch pr2_tabletop_manipulation.launch >> >> even though I changed the use_database parameter to false, this error still >> pops up each time during the launch. >> >> [ERROR] [674.702000000]: Database connection failed with error message: >> could not translate host name "wgs36" to address: Name or service not known >> >> [ERROR] [674.702000000]: Failed to open model database on host wgs36, port >> 5432, user willow with password willow, database models >> [FATAL] [674.702000000]: BREAKPOINT HIT >>     file = >> /home/aleeper/ros/overlays/tabletop_object_perception/tabletop_collision_map_processing/nodes/tabletop_collision_map_processing_node.cpp >>     line=173 >> >> [tabletop_collision_map_processing-36] process has died [pid 31557, exit >> code -5]. >> log files: >> /home/aleeper/.ros/log/9acfc274-905b-11df-8f09-002354971365/tabletop_collision_map_processing-36*.log >> >> >> >> >> And a result, when I try to run the pick_and_place keyboard demo it gets >> stuck here: >> >> [ INFO] [713.141000000]: waitForService: Service >> [/tabletop_collision_map_processing/tabletop_collision_map_processing] has >> not been advertised, waiting... >> >> >> Do some of the other nodes also need to know that the database is not being >> used? >> >> Thanks, >> Adam >> >> >> >> >> Adam Leeper >> Stanford University >> aleeper@stanford.edu >> 719.358.3804 >> >> >> On Wed, Jul 14, 2010 at 3:52 PM, Matei Ciocarlie >> wrote: >>> >>> Added some fixes to trunk. Thanks for the feedback, it is really >>> useful as we prepare the (hopefully) stable 0.2 release. >>> >>> Adam: there is now a parameter in pr2_tabletop_manipulation.launch: >>> when starting the tabletop_object_detector node, set use_database to >>> false and nobody should ever complain about a missing database >>> connection. >>> >>> Hao: the problem you were having was actually a fairly deep bug, >>> should be resolved now.. >>> >>> Matei >>> >>> On Wed, Jul 14, 2010 at 9:28 AM, Matei Ciocarlie >>> wrote: >>> > In order to use the database of models, and thus attempt object >>> > recognition and execution of precomputed grasps, you need access to a >>> > database server. Our server at Willow is currently behind the >>> > firewall, which is why you can not connect to it. We are hoping to fix >>> > this next week, along with 0.2 release. >>> > >>> > For now, there are two options: >>> > 1)  you can install the database on one of your local machines (or >>> > even on the robot itself). You can find instructions for installing a >>> > PostgreSQL server on a ubuntu machine here: >>> > >>> > >>> > http://www.ros.org/wiki/icra_manipulation_demo/Tutorials/Install%20the%20model%20database%20server%20on%20a%20new%20robot >>> > >>> > after you are done with the installation of the server, let me know >>> > and I will provide the database backup file. >>> > >>> > 2) do not perform object recognition and grasp objects as unknown >>> > point clusters. I need to put in a flag somewhere in the detection >>> > code so that if the database is not present, it will just default to >>> > this other option instead of crashing. I will do that later today. >>> > >>> > Matei >>> > >>> > On Wed, Jul 14, 2010 at 9:04 AM, Adam Leeper >>> > wrote: >>> >> I tried this and got these errors. Am I missing some files you have >>> >> there >>> >> locally? >>> >> process[tabletop_node-35]: started with pid [8301] >>> >> [ERROR] [WallTime: 1279072996.735706295]: Database connection failed >>> >> with >>> >> error message: could not connect to server: Connection refused >>> >> Is the server running on host "localhost" and accepting >>> >> TCP/IP connections on port 5432? >>> >> could not connect to server: Connection refused >>> >> Is the server running on host "localhost" and accepting >>> >> TCP/IP connections on port 5432? >>> >> [ERROR] [69.915000000]: Failed to open model database on host >>> >> localhost, >>> >> port 5432, user willow with password willow, database models >>> >> [FATAL] [69.915000000]: BREAKPOINT HIT >>> >> file = >>> >> >>> >> /home/aleeper/ros/overlays/tabletop_object_perception/tabletop_object_detector/src/tabletop_node.cpp >>> >> line=241 >>> >> [tabletop_node-35] process has died [pid 8301, exit code -5]. >>> >> >>> >> >>> >> Adam Leeper >>> >> Stanford University >>> >> aleeper@stanford.edu >>> >> 719.358.3804 >>> >> >>> >> >>> >> On Mon, Jul 12, 2010 at 10:28 AM, Matei Ciocarlie >>> >> >>> >> wrote: >>> >>> >>> >>> Hi Adam, >>> >>> >>> >>> The entire grasping pipeline has undergone significant rewriting in >>> >>> preparation for release. We are hoping to do an 0.2 release of it at >>> >>> the end of this week, complete with documentation, a stable API, etc. >>> >>> >>> >>> In the meantime, if you wanted to be an "early adopter" and check out >>> >>> the 0.1 version that would be great, as your feedback would help us >>> >>> for 0.2. You can get the most up to date version using the following >>> >>> .rosinstall overlay file: >>> >>> >>> >>> >>> >>> >>> >>> https://code.ros.org/svn/wg-ros-pkg/trunk/rosinstall_files/cturtle/pr2_manipulation-cturtle-pr2all-overlay-devel.rosinstall >>> >>> >>> >>> To use an overlay file, you would first do a normal ROS insallation >>> >>> (of cturtle in this case), then use the overlay file like this: >>> >>> >>> >>> rosinstall target_directory overlay_file_path >>> >>> >>> >>> And be sure to prepend the target directory to your ROS_PACKAGE_PATH >>> >>> >>> >>> To start the manipulation pipeline, use >>> >>> >>> >>> roslaunch pr2_tabletop_manipulation_launch >>> >>> pr2_tabletop_manipulation.launch >>> >>> >>> >>> There is no documentation on the wiki yet (we are writing it this >>> >>> week) but the code itself is well documented. You can get an idea of >>> >>> how to run it bu looking in the package pr2_pick_and_place_demos, >>> >>> which contains both Python and C++ examples. >>> >>> >>> >>> Let me know if you have any questions, we'll be glad to assist you. >>> >>> >>> >>> Matei >>> >>> >>> >>> On Sat, Jul 10, 2010 at 2:24 PM, Adam Leeper >>> >>> wrote: >>> >>> > Hi- >>> >>> > I was trying to follow this tutorial to grab things in >>> >>> > >>> >>> > >>> >>> > simulation: http://www.ros.org/wiki/arm_navigation/Tutorials/Running%20the%20object%20pickup%20pipeline >>> >>> > but it seems the names of the packages have changed (I realize that >>> >>> > tutorial >>> >>> > was last edited February 4th...). Anyway, I found the >>> >>> > pr2_arm_navigation >>> >>> > stack but can't seem to find anything directly related to what is >>> >>> > referenced >>> >>> > in the tutorial. >>> >>> > I realize the whole stack is probably still going through a lot of >>> >>> > changes, >>> >>> > but do the launch files from that tutorial still exist in some form? >>> >>> > What is >>> >>> > the "easy" way of trying out some basic grasping? >>> >>> > Thanks, >>> >>> > Adam >>> >>> > >>> >>> > >>> >>> > Adam Leepercoffee >>> >>> > Stanford University >>> >>> > aleeper@stanford.edu >>> >>> > 719.358.3804 >>> >>> > >>> >>> > _______________________________________________ >>> >>> > ros-users mailing list >>> >>> > ros-users@code.ros.org >>> >>> > https://code.ros.org/mailman/listinfo/ros-users >>> >>> > >>> >>> > >>> >>> >>> >>> >>> >>> >>> >>> -- >>> >>> Matei Ciocarlie >>> >>> Research Scientist >>> >>> Willow Garage Inc. >>> >>> 650-475-9780 >>> >>> _______________________________________________ >>> >>> ros-users mailing list >>> >>> ros-users@code.ros.org >>> >>> https://code.ros.org/mailman/listinfo/ros-users >>> >> >>> >> >>> >> _______________________________________________ >>> >> ros-users mailing list >>> >> ros-users@code.ros.org >>> >> https://code.ros.org/mailman/listinfo/ros-users >>> >> >>> >> >>> > >>> > >>> > >>> > -- >>> > Matei Ciocarlie >>> > Research Scientist >>> > Willow Garage Inc. >>> > 650-475-9780 >>> > >>> >>> >>> >>> -- >>> Matei Ciocarlie >>> Research Scientist >>> Willow Garage Inc. >>> 650-475-9780 >>> _______________________________________________ >>> ros-users mailing list >>> ros-users@code.ros.org >>> https://code.ros.org/mailman/listinfo/ros-users >> >> >> _______________________________________________ >> ros-users mailing list >> ros-users@code.ros.org >> https://code.ros.org/mailman/listinfo/ros-users >> >> > > > > -- > Hai Nguyen > CS, Robotics > _______________________________________________ > ros-users mailing list > ros-users@code.ros.org > https://code.ros.org/mailman/listinfo/ros-users > -- Matei Ciocarlie Research Scientist Willow Garage Inc. 650-475-9780