Update readme.md

readme.md

@@ -43,7 +43,7 @@ This program is useful to identify and vacuum tables.  Most inputs are optional,
 <br/>
 
 ## Examples
-optimize_db.py -H localhost -d testing -p 5432 -u postgres --maxsize 400000000000 --maxdays 1 --mindeadtups 1000 --schema public --dryrun
+optimize_db.py -H localhost -d testing -p 5432 -u postgres --maxsize 40000000 --maxdays 1 --mindeadtups 1000 --schema public --dryrun
 <br/>
 optimize_db.py -H localhost -d testing -p 5432 -u postgres -s 400000000000 -y 1 -t 1000 -m public --freeze
 <br/>