Re: visibility map corruption

Also, the pg_upgrade status message still seems to be misplaced:

In 20210706190612.GM22043@telsasoft.com, Justin Pryzby wrote:
> I re-arranged the pg_upgrade output of that patch: it was in the middle of the
> two halves: "Setting next transaction ID and epoch for new cluster"

+++ b/src/bin/pg_upgrade/pg_upgrade.c
@@ -473,6 +473,12 @@ copy_xact_xlog_xid(void)
                          "\"%s/pg_resetwal\" -f -x %u \"%s\"",
                          new_cluster.bindir, old_cluster.controldata.chkpnt_nxtxid,
                          new_cluster.pgdata);
+       check_ok();
+       prep_status("Setting oldest XID for new cluster");
+       exec_prog(UTILITY_LOG_FILE, NULL, true, true,
+                         "\"%s/pg_resetwal\" -f -u %u \"%s\"",
+                         new_cluster.bindir, old_cluster.controldata.chkpnt_oldstxid,
+                         new_cluster.pgdata);
        exec_prog(UTILITY_LOG_FILE, NULL, true, true,
                          "\"%s/pg_resetwal\" -f -e %u \"%s\"",
                          new_cluster.bindir, old_cluster.controldata.chkpnt_nxtepoch,

-- 
Justin