I use levelDB for cache on low cost resources, ie 1 vcpu, 0.5gb ram, 5-10gb ssd. Gives me great performance (especially paired with Go), and I'm able to delive

I use levelDB for cache on low cost resources, ie 1 vcpu, 0.5gb ram, 5-10gb ssd. Gives me great performance (especially paired with Go), and I'm able to deliver 6-10k rps for a few dollars a month.