Praveen Kumar N <praveen_n@xxxxxxxxxxxxxxxxx> writes: > i have some problem with installing postgresql. What platform are you on exactly, and which version of postgres is this? Did you compile it yourself --- if so, with what compiler and configure options? If not, where did you get the executables from? > creating template1 database in /usr/local/pgsql/Data/base/1 ... child > process was terminated by signal 11 > initdb: removing contents of data directory "/usr/local/pgsql/Data" The most direct way to get some info about that would be to run initdb with the --noclean option so that it doesn't throw away the failed data directory, and then use gdb with the core file that the crashed postgres process would have left: $ gdb /path/to/postgres /path/to/core gdb> bt ... report what it says here ... gdb> quit If you don't find any core file within the failed data directory, try running it with "ulimit -c unlimited". regards, tom lane