gppkg install reports error : in execute raise ret IOError

Products

• VMware Tanzu Greenplum
• VMware Tanzu Greenplum / Gemfire
• VMware Tanzu Data Suite

Issue/Introduction

The following message is seen when installing a package using gppkg:

gppkg:xxxxxxxxx:gpadmin-[ERROR]:- Traceback (most recent call last): 
File "/usr/local/greenplum-db-6.22.2/lib/python/gppylib/commands/base.py", line 279, in run self.cmd.run() 
File "/usr/local/greenplum-db-6.22.2/lib/python/gppylib/operations/__init__.py", line 53, in run self.ret = self.execute() 
File "/usr/local/greenplum-db-6.22.2/lib/python/gppylib/operations/utils.py", line 57, in execute raise ret IOError

Environment

Product Version: 6.22

Resolution

Ensure that the gpadmin user can ssh between the hosts in the cluster without a password.
Run the gpssh-exkeys utility to exchange keys if necessary.