2009/07/30 15:55:53 3989#0: *2 fd: -1476393696, r: 00002B25A80009D0 this is the debug message i log before ngx_http_output_filter, the address of r is 00002B25A80009D0, but the r->connection->fd change to be nagative?? Posted at Nginx Forum: http://forum.nginx.org/read.php?2,4601,4602#msg-4602