id summary reporter owner description type status priority milestone component version resolution keywords cc cpu platform 2337 t.list hangs on newly created temporal DB neteler grass-dev@… "t.list hangs when used on a newly created temporal DB which is still empty: {{{ GRASS 7.1.svn (eu_laea):~ > t.list -h D1/1: grass.script.core.start_command(): t.connect -c D1/1: grass.script.core.start_command(): t.connect -pg D1/1: grass.script.core.start_command(): g.gisenv -n D1/1: Start messenger server D1/1: Initiate the temporal database D1/1: SQLDatabaseInterfaceConnection constructor D1/1: Start C-interface server ---------------------------------------------- D1/1: SQLDatabaseInterfaceConnection constructor }}} ... then it hangs. CTRL-C ""helps"": {{{ ^CProcess Process-2: Process Process-1: Traceback (most recent call last): Traceback (most recent call last): File ""/usr/lib64/python2.6/multiprocessing/process.py"", line 232, in _bootstrap File ""/usr/lib64/python2.6/multiprocessing/process.py"", line 232, in _bootstrap self.run() self.run() File ""/usr/lib64/python2.6/multiprocessing/process.py"", line 88, in run File ""/usr/lib64/python2.6/multiprocessing/process.py"", line 88, in run self._target(*self._args, **self._kwargs) self._target(*self._args, **self._kwargs) File ""/usr/local/grass-7.1.svn/etc/python/grass/temporal/c_libraries_interface.py"", line 644, in c_library_server File ""/usr/local/grass-7.1.svn/etc/python/grass/pygrass/messages/__init__.py"", line 73, in message_server conn.poll(None) KeyboardInterrupt functions[data[0]](lock, conn, data) File ""/usr/local/grass-7.1.svn/etc/python/grass/temporal/c_libraries_interface.py"", line 65, in available_mapsets if libgis.G__mapset_permissions(mapset) > 0: KeyboardInterrupt Traceback (most recent call last): File ""/usr/local/grass-7.1.svn/scripts/t.list"", line 157, in main() File ""/usr/local/grass-7.1.svn/scripts/t.list"", line 111, in main stds_list = tgis.get_dataset_list(type, ttype, columns, where, order) File ""/usr/local/grass-7.1.svn/etc/python/grass/temporal/list_stds.py"", line 73, in get_dataset_list mapsets = get_tgis_c_library_interface().available_mapsets() File ""/usr/local/grass-7.1.svn/etc/python/grass/temporal/c_libraries_interface.py"", line 1088, in available_mapsets return self.client_conn.recv() KeyboardInterrupt }}} Using strace: {{{ strace t.list -h ... D1/1: SQLDatabaseInterfaceConnection constructor stat(""/grassdata/eu_laea/PERMANENT/tgis/sqlite.db"", {st_mode=S_IFREG|0644, st_size=159744, ...}) = 0 open(""/grassdata/eu_laea/PERMANENT/tgis/sqlite.db"", O_RDWR|O_CREAT, 0644) = 3 fcntl(3, F_GETFD) = 0 fcntl(3, F_SETFD, FD_CLOEXEC) = 0 fstat(3, {st_mode=S_IFREG|0644, st_size=159744, ...}) = 0 lseek(3, 0, SEEK_SET) = 0 read(3, ""SQLite format 3\0\4\0\1\1\0@ \0\0\0X\0\0\0\0""..., 100) = 100 fcntl(3, F_SETLK, {type=F_RDLCK, whence=SEEK_SET, start=1073741824, len=1}) = 0 fcntl(3, F_SETLK, {type=F_RDLCK, whence=SEEK_SET, start=1073741826, len=510}) = 0 fcntl(3, F_SETLK, {type=F_UNLCK, whence=SEEK_SET, start=1073741824, len=1}) = 0 access(""/grassdata/eu_laea/PERMANENT/tgis/sqlite.db-journal"", F_OK) = -1 ENOENT (No such file or directory) fstat(3, {st_mode=S_IFREG|0644, st_size=159744, ...}) = 0 lseek(3, 0, SEEK_SET) = 0 read(3, ""SQLite format 3\0\4\0\1\1\0@ \0\0\0X\0\0\0\0""..., 1024) = 1024 lseek(3, 5120, SEEK_SET) = 5120 read(3, ""\r\0\0\0\1\0\376\0\0\376\3\305\0z\0z\0\0\0\0\0\0G\4\6\27[5\1\0in""..., 1024) = 1024 lseek(3, 6144, SEEK_SET) = 6144 read(3, ""\r\0\0\0\3\1\201\0\1\201\1\270\3\267\0014\0014\0\0\0\0\0\0\0\0\0\0\0\0\0\0""..., 1024) = 1024 ... read(3, ""\r\0\0\0\6\0\300\0\0\300\1G\1\312\2/\2\320\3q\3u\0\0\0\0\0\0\0\0\0\0""..., 1024) = 1024 lseek(3, 149504, SEEK_SET) = 149504 read(3, ""\r\0\0\0\5\1_\0\1_\1\352\2G\2\340\3y\3\212\0\203\0\0\0\0\0\0\0\0\0\0""..., 1024) = 1024 lseek(3, 157696, SEEK_SET) = 157696 read(3, ""\r\0\0\0\5\1\301\0\2+\2\256\3$\3\222\1\301\0\0\0\0\0\0\0\0\0\0\0\0\0\0""..., 1024) = 1024 fcntl(3, F_SETLK, {type=F_UNLCK, whence=SEEK_SET, start=0, len=0}) = 0 wait4(11171, 0x7fff6df96024, WNOHANG, NULL) = 0 write(7, ""\0\0\0\t\200\2]q\1K\10a."", 13) = 13 read(7, }}} It is polling for something unknown... " task closed normal 7.0.1 Temporal svn-releasebranch70 fixed t.list, t.create, NFS spareeth Unspecified Linux