On Fri, 14 Feb 2020 14:38:05 +0000 (UTC) Pedro David Marco wrote: > > > >On Friday, February 14, 2020, 1:17:29 PM GMT+1, RW > ><rwmailli...@googlemail.com> wrote: That would defeat the object of > >having a journal file.>>Even if you are right, it doesn't really > >explain anything because it>applies to everyone using BDB/DBM/SDBM. > >>>IIWY I'd be looking at what's different for you. > I basically agree whit you RW... > but my hopes are that using any other DB than files may allow > concurrent write to the DB...
I was looking at it in a bit more detail and it looks like there isn't a reader-writer lock, just write locks for the toks and seen files. As scans defer their writes through the journal they are lockless.
