1 让ORACLE自己主动从spfile启动
  SQL> create spfile='/dev/vx/rdsk/vgora/lv_spfile' from pfile;
  SQL> shutdown immediate;
  改动initora11g.ora文件
  /oracle/app/product/11g/db/dbs
  cp initora11g.ora initora11g.ora_bak
  echo SPFILE='/dev/vx/rdsk/vgora/lv_spfile' > initora11g.ora
  SQL> startup
 2 pfile路径
  /oracle/app/admin/ora11g/pfile