> On 26 Feb 2020, at 02:48, Michael Paquier <mich...@paquier.xyz> wrote: > > On Tue, Feb 25, 2020 at 11:55:06PM +0000, Dagfinn Ilmari Mannsåker wrote: >> @@ -164,11 +164,11 @@ get_major_server_version(ClusterInfo *cluster) >> snprintf(ver_filename, sizeof(ver_filename), "%s/PG_VERSION", >> cluster->pgdata); >> if ((version_fd = fopen(ver_filename, "r")) == NULL) >> - pg_fatal("could not open version file: %s\n", ver_filename); >> + pg_fatal("could not open version file \"%s\": %m\n", >> ver_filename); > > Here I think that it would be better to just use "could not open > file" as we know that we are dealing with a version file already > thanks to ver_filename.
Isn't that a removal of detail with very little benefit? Not everyone running pg_upgrade will know internal filenames, and the ver_filename contains the pgdata path as well which might provide additional clues in case this goes wrong. cheers ./daniel