(this is off-topic here) At Wed, 25 Aug 2021 09:56:56 -0400, Robert Haas <[email protected]> wrote in > On Mon, Aug 23, 2021 at 11:04 PM Kyotaro Horiguchi > <[email protected]> wrote: > > At Mon, 23 Aug 2021 18:52:17 -0400, Alvaro Herrera > > <[email protected]> wrote in > > > I'd also like to have tests. That seems moderately hard, but if we had > > > WAL-molasses that could be used in walreceiver, it could be done. (It > > > sounds easier to write tests with a molasses-archive_command.) > > > > > > > > > [1] https://postgr.es/m/[email protected] > > > [2] > > > https://postgr.es/m/3f9c466d-d143-472c-a961-66406172af96.mengjuan....@alibaba-inc.com > > > > (I'm not sure what "WAL-molasses" above expresses, same as "sugar"?) > > I think, but am not 100% sure, that "molasses" here is being used to > refer to fault injection.
Oh. That makes sense, thanks. I sometimes inject artificial faults (a server crash, in this case) to create specific on-disk states but I cannot imagine that that kind of machinery can be statically placed in the source tree.. -- Kyotaro Horiguchi NTT Open Source Software Center
