If you are having issues after surgery, especially with "redness" you should contact your doctor. Most people don't have the redness. Some people may have the redness that persist for several weeks to months in rare instances.
1000 grafts may not give you the density you want but it also depends on what was discussed between you and your doctor. Some may be happy with the density if the expectations are realistic.
It could take a few months for the hair in the donor area to fully regrow.However,if the area was overharvested than the appearance might not change.How many grafts were harvested?