跟踪Oracle启动状态:WAIT #140190090045240: nam='db file sequential read' ela= 460 file#=1 block#=520 blocks=1 obj#=-1 tim=13875403632254 ===================== PARSING IN CURSOR #140190090037016 len=188 dep=1 uid=0 oct=1 lid=0 tim=1387540363332140 hv=4006182