rhel7: accssing pcp metrics via pmwebd outputs error "PMWEBD error, code -22: Invalid argument"

Solution Verified - Updated -

Issue

Installed and enabled interactive web interface for 'Performance Co-Pilot' (following steps outlined here - https://access.redhat.com/articles/1378113 ). Getting the following when trying to access web page on port 44323 -

PMWEBD error, code -22: Invalid argument

Environment

  • Red Hat Enterprise Linux (RHEL) 7
  • Performance Co-Pilot (PCP)
  • pmwebd to visualize PCP metrics

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