On 27/07/16 09:51, Viktor Dukhovni wrote: > >> On Jul 26, 2016, at 5:12 PM, Peter <pe...@pajamian.dhs.org> wrote: >> >> Would doing another cache read right before the update be an easy fix >> for this? I do realize this would add additional latency to postscreen, >> hopefully not too much. > > This still leaves a race condition in place, though it would be for a shorter > time.
The shorter time should be good enough, but I would think you could lock the db for the operation to prevent the race. Peter