Read the FINAL lines from the Apache error log, optionally from
a start time, and calculate the total cache hits and misses and
calculate the average read savings.
https://pagure.io/freeipa/issue/8798
Signed-off-by: Rob Crittenden <rcritten@redhat.com>
Reviewed-By: Rafael Guterres Jeffman <rjeffman@redhat.com>
