S sql7373 New Member Oct 12, 2020 #1 Oct 12, 2020 #1 I'm using openlitespeed with lscache. When cache is hit, the TTFB is find. Just 600-800 ms TTFB. But the cache is miss, the TTFB is up to 7s-13s. I try to disable lscache, the problem is still going.