At Thu, 17 May 2018 09:20:01 -0700, Andres Freund <and...@anarazel.de> wrote in <20180517162001.rzd7l6g2h66hv...@alap3.anarazel.de> > Hi, > > On 2018-05-17 17:19:00 +0900, Kyotaro HORIGUCHI wrote: > > Hello, as in pgsql-bug ML. > > > > https://www.postgresql.org/message-id/20180517.170021.24356216.horiguchi.kyot...@lab.ntt.co.jp > > > > Master can go into infinite loop on shutdown. But it is caused by > > a broken database like storage rolled-back one. (The steps to > > replay this is shown in the above mail.) > > > > I think this can be avoided by rejecting a standby if it reports > > that write LSN is smaller than flush LSN after catching up. > > > > Is it worth fixing? > > I'm very doubtful. If you do bad stuff to a standby, bad things can > happen...
Yes, I doubted its worthiness since I didn't find more natural way to cause that. Thanks for the opinion. regards. -- Kyotaro Horiguchi NTT Open Source Software Center