/crs_stat -t
Name Type Target State Host
------------------------------------------------------------
ora.DATA.dg ora....up.type ONLINE ONLINE rac3
ora....ER.lsnr ora....er.type ONLINE ONLINE rac3
ora....N1.lsnr ora....er.type ONLINE ONLINE rac4
ora.asm ora.asm.type ONLINE ONLINE rac3
ora.eons ora.eons.type ONLINE ONLINE rac3
ora.gsd ora.gsd.type OFFLINE OFFLINE
ora....network ora....rk.type ONLINE ONLINE rac3
ora.oc4j ora.oc4j.type OFFLINE OFFLINE
ora.ons ora.ons.type ONLINE ONLINE rac3
ora.orcl.db ora....se.type OFFLINE OFFLINE
ora.scan1.vip ora....ip.type ONLINE ONLINE rac4
ora....SM2.asm application ONLINE ONLINE rac3
ora....c3.lsnr application ONLINE ONLINE rac3
ora....c3.gsd application OFFLINE OFFLINE
但是用plsql启动数据库正常，证明数据库没有问题，应该是crs的注册信息出了问题
根据提示，执行如下命令
srvctl enable database -d orcl
再次启动实例，成功
srvctl start database -d orcl
./crs_stat -t
Name Type Target State Host
------------------------------------------------------------
ora.DATA.dg ora....up.type ONLINE ONLINE rac3
ora....ER.lsnr ora....er.type ONLINE ONLINE rac3
ora....N1.lsnr ora....er.type ONLINE ONLINE rac4
ora.asm ora.asm.type ONLINE ONLINE rac3
ora.eons ora.eons.type ONLINE ONLINE rac3
ora.gsd ora.gsd.type OFFLINE OFFLINE
ora....network ora....rk.type ONLINE ONLINE rac3
ora.oc4j ora.oc4j.type OFFLINE OFFLINE
ora.ons ora.ons.type ONLINE ONLINE rac3
ora.orcl.db ora....se.type ONLINE ONLINE rac3
ora.scan1.vip ora....ip.type ONLINE ONLINE rac4
ora....SM2.asm application ONLINE ONLINE rac3
ora....c3.lsnr application ONLINE ONLINE rac3
ora....c3.gsd application OFFLINE OFFLINE
