19.3.0.0RAC的2节点打补丁失败，导致2节点集群无法启动报错：
[root@rac19c2 soft]# /u01/app/11.2.0/grid/bin/crsctl start crs
CRS-6706: Oracle Clusterware Release patch level ('4203896349') does not match Software patch level ('724960844'). Oracle Clusterware cannot be started.
CRS-4000: Command Start failed, or completed with errors.
从报错补丁patch level 不一致导致
查看mos
1. Run the following command as the root user to complete the patching set up behind the scenes:
#GI_HOME/bin:> ./clscfg -localpatch
2. Run the following command as the root user to lock the GI home:
#GI_HOME/crs/install:> ./rootcrs.sh -lock
3. Run the following command as the root user to start the GI:
#GI_HOME/bin:> ./crsctl start crs
执行：
[root@rac19c2 bin]# ./clscfg -localpatch
[root@rac19c2 install]# ./rootcrs.sh -lock
[root@rac19c2 bin]# ./crsctl start crs
集群可以启动。
参考文档：
CRS-6706: Oracle Clusterware Release patch level ('nnn') does not match Software patch level ('mmm') (文档 ID 1639285.1)
Patching 12.2.0.1 Grid Infrastructure gives error CRS-6706: Oracle Clusterware Release Patch Level ('748994161') Does Not Match Software Patch Level (文档 ID 2348013.1)
