What Eseutil switch should I use to verify the integrity of a database?

That depends on exactly what you want to verify. The /g switch (which the Eseutil documentation refers to as integrity check mode) scans the database header for consistency and performs some other basic checks. The /k switch (which the Eseutil documentation calls checksum mode) walks the database and computes the checksum for each page, comparing that checksum with the stored value. The latter chec...