fix verbiage

diff --git a/doc/build/changelog/migration_10.rst b/doc/build/changelog/migration_10.rst
index 8870cfd7e3f073ada5264f650752a2b8a808ee5f..52179a32321cab81ea0b3909bca0e32aa04bc488 100644 (file)
--- a/doc/build/changelog/migration_10.rst
+++ b/doc/build/changelog/migration_10.rst
@@ -300,8 +300,8 @@ internals, comparator objects and parts of the ORM attribute and
 loader strategy system.
 
 A bench that makes use of heapy measure the startup size of Nova
-illustrates a difference of about 2 megs of memory, a total of 46%
-of memory taken up by SQLAlchemy's objects, associated dictionaries, as
+illustrates a difference of about 3.7 fewer megs, or 46%,
+taken up by SQLAlchemy's objects, associated dictionaries, as
 well as weakrefs, within a basic import of "nova.db.sqlalchemy.models"::
 
     # reported by heapy, summation of SQLAlchemy objects +