安装Oracle19c RAC执行runcluvfy.sh验证报错:

[grid@server01 grid]$ ./runcluvfy.sh stage -pre crsinst -n server01,server02 -method root

Verifying User Equivalence ...FAILED
server02: PRVG-2019 : Check for equivalence of user "grid" from node "server01"
          to node "server02" failed

          PRKC-1191 : Remote command execution setup check for node server02
          using shell /usr/bin/ssh failed.
          No ECDSA host key is known for server02 and you have requested strict
          checking.Host key verification failed.

解决办法:

su - grid
ssh server01
ssh server01-priv
ssh host02
ssh host02-priv