pgsql: Use a short socket directory path in pg_upgrade testing.

2022-07-03 Thread Tom Lane
Use a short socket directory path in pg_upgrade testing. Several buildfarm members are failing the pg_upgrade test in REL_15_STABLE, though the identical test is fine in HEAD. On thorntail it's possible to see that the problem is an overlength socket path name, and I bet the same is true on the ot

pgsql: Use a short socket directory path in pg_upgrade testing.

2022-07-03 Thread Tom Lane
Use a short socket directory path in pg_upgrade testing. Several buildfarm members are failing the pg_upgrade test in REL_15_STABLE, though the identical test is fine in HEAD. On thorntail it's possible to see that the problem is an overlength socket path name, and I bet the same is true on the ot