这几天安装一主两备的时候出现了问题，希望能帮助解决下

[root@MiniMaster script]# ./gs_preinstall -U omm -G dbgrp -X /soft/openGauss/clusterconfig.xml
Parsing the configuration file.
Successfully parsed the configuration file.
Installing the tools on the local node.
Successfully installed the tools on the local node.
Are you sure you want to create trust for root (yes/no)? yes
Please enter password for root.
Password:
Creating SSH trust for the root permission user.
Checking network information.
All nodes in the network are Normal.
Successfully checked network information.
Creating SSH trust.
Creating the local key file.
Successfully created the local key files.
Appending local ID to authorized_keys.
Successfully appended local ID to authorized_keys.
Updating the known_hosts file.
Successfully updated the known_hosts file.
Appending authorized_key on the remote node.
Successfully appended authorized_key on all remote node.
Checking common authentication file content.
Successfully checked common authentication content.
Distributing SSH trust file to all node.
Successfully distributed SSH trust file to all node.
Verifying SSH trust on all hosts.
Successfully verified SSH trust on all hosts.
Successfully created SSH trust.
Successfully created SSH trust for the root permission user.
Setting pssh path
[GAUSS-51400] : Failed to execute the command: rm -rf '/tmp/step_preinstall_file.dat'. Result:{'MiniSlave2': 'Failure', 'MiniSlave1': 'Failure', 'MiniMaster': 'Success'}.
Error:
[SUCCESS] MiniMaster:
[FAILURE] MiniSlave1:
[FAILURE] MiniSlave2:

[GAUSS-51400] : Failed to execute the command: sed -i '/^export[ ]*HOST_IP=/d' /etc/profile. Result:{'MiniSlave1': 'Failure', 'MiniSlave2': 'Failure', 'MiniMaster': 'Success'}.
Error:
[SUCCESS] MiniMaster:
[FAILURE] MiniSlave1:
[FAILURE] MiniSlave2:

就在安装openGauss前，备机的id_rsa.pub都是自己的，进行安装时备机的id_rsa.pub变为了主机的，是不是这个原因导致的问题，其次我修改以后还是在安装openGauss时出现这样的问题

openEuler2020/25-NovDB

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