Listing reports for a host via API/hammer consumes large amount of memory
Cloned from https://bugzilla.redhat.com/show_bug.cgi?id=1324461
Description of problem:
Depending on the size of reports for a host, the request for the reports
for a host via API/hammer consumes large amount of memory.
the system needs to have reasonable history of puppet reports in order to reporduce the issue
Steps to Reproduce:
1. curl -k -u admin:changeme -H "Accept:application/json"\
The passenger process starts consuming a lot of memory and it takes tens of minuts to finish (if the server doesn't fail on insufficient amount of memory before it finishes).
The request returns reports for a host