On Fri, Feb 15, 2019 at 3:56 PM Thomas Munro <thomas.munro@xxxxxxxxxxxxxxxx> wrote: > On Fri, Feb 15, 2019 at 2:56 PM Bruce Klein <brucek@xxxxxxxxx> wrote: > > > In 11.1 did you see the message "WARNING: could not flush dirty data: Function not implemented" > > Yes > > I wonder if this is coming from sync_file_range(), which is not > implemented on WSL according to random intergoogling, but probably > appears as present to our configure script. I find it harder to > believe they didn't implement fsync(). Here is a place where people go to complain about that: https://github.com/Microsoft/WSL/issues/645 I suppose we could tolerate ENOSYS. -- Thomas Munro http://www.enterprisedb.com