Minor amendments to populate_stable_id_lookup.pl README

misc-scripts/stable_id_lookup/README

 The stable_id database is used by the Registry method get_species_and_object_type().
 EnsEMBL REST API heavily relies on this method.
 
-The database can be created on one of the staging servers once all the release databases, which contain
+The database can be created once all the release databases, which contain
 stable_ids to be copied into the stable_id database, are ready.
 
 Currently the following stable ids are copied:
@@ -33,7 +33,12 @@ RELEASE=88
 DIR=ensembl/misc-scripts/stable_id_lookup
 
 cd $DIR
-bsub -q production-rh7 -M 700000 -R'select[mem>700] rusage[mem=700]' -o stable_id_lookup.out -e stable_id_lookup.err perl populate_stable_id_lookup.pl \
--lhost mysql-xxx-dev-x.ebi.ac.uk -luser xxxx -lpass xxxx -lport 4484 -dbname ensembl_stable_ids_88 -create -host mysql-ens-xxx-1.ebi.ac.uk  -user xxx -port 4519 -version 89 -create_index
+bsub -q production-rh7 -M 700 -R'select[mem>700] rusage[mem=700]' -o stable_id_lookup.out -e stable_id_lookup.err perl populate_stable_id_lookup.pl \
+-lhost mysql-xxx-dev-x.ebi.ac.uk -luser xxxx -lpass xxxx -lport 4484 -dbname ensembl_stable_ids_${RELEASE} -create -host mysql-ens-xxx-1.ebi.ac.uk  -user xxx -port 4519 -version ${RELEASE} -create_index
+
+-luser,lpass,lhost,lport = lookup credentials, or the dev server account with write permissions.
+-user,pass,host,port = read-only credentials for staging servers. This is where the stable IDs come from.
+-dbname = name of new lookup database to create on the server defined by -lhost
 
 For release 89, the job consumed around 100MB of memory and took around 3 mins to run for ensembl on the EBI cluster.
+For release 92, the job took around 8 minutes.