diff --git a/bin/bfa b/bin/bfa
index 8ce26ba5dabcab46f8f13275cdd327385c210c9c..152de132786d6e29e37d245ed3f8e3430c3ab5c9 100755
--- a/bin/bfa
+++ b/bin/bfa
@@ -66,6 +66,40 @@ function    pidsfromsigfiles
     echo "${pids# }"
 }
 
+register_subcommand 'ps' 'psprocs' 'Show processes relating to known .pid files'
+function    psprocs
+{
+    pids=$(pidsfromsigfiles)
+    if [ -z "$pids" ]
+    then
+        echo "There are no processes of interest." >&2
+        exit 1
+    fi
+    # shellcheck disable=SC2086
+    ps -p ${pids// /,}
+}
+
+register_subcommand 'top' 'topprocs' 'Show relevant processes in top.'
+function    topprocs
+{
+    pids=$(pidsfromsigfiles)
+    if [ -z "$pids" ]
+    then
+        echo "There are no processes of interest." >&2
+        exit 1
+    fi
+    # shellcheck disable=SC2086
+    local args pid
+    args=
+    # shellcheck disable=SC2086
+    for pid in $pids
+    do
+        args="$args -p $pid"
+    done
+    # shellcheck disable=SC2086
+    exec top $args
+}
+
 function    sendsig
 {
     local signal pids
@@ -79,7 +113,8 @@ function    sendsig
     # shellcheck disable=SC2086
     ps -p ${pids// /,}
     echo "Sending ${signal} signal to pid $pids."
-    kill "$signal" "$pids" || true
+    # shellcheck disable=SC2086
+    kill "$signal" $pids || true
 }
 
 register_subcommand 'kill' 'killbfastuff' 'Kill BFA background processes (no questions asked).'
@@ -173,9 +208,11 @@ function    importdb
     done
     geth --networkid "${BFANETWORKID}" --datadir "${BFANODEDIR}" --syncmode "full" --gcmode "archive" import <(
     	n=1
-    	while gzip -dc "bfa2018-1Mblocksstartingat${n}.block.export.gz" 2>/dev/null
+        printf -v filename 'bfa2018.blocks.%09d-%09d.export.gz' "$n" "$((n + delta - 1))"
+    	while gzip -dc "$filename" 2>/dev/null
     	do
-		n=$(( n + 1000000 ))
+		n=$((n + delta))
+                printf -v filename 'bfa2018.blocks.%09d-%09d.export.gz' "$n" "$((n + delta - 1))"
     	done
 	true
     )
@@ -336,10 +373,15 @@ function    truncatelog
     true > "${BFANODEDIR}/log"
 }
 
-register_subcommand 'bfageth' 'bfageth' 'Start geth for BFA.'
+register_subcommand 'geth' 'bfageth' 'Start geth for BFA.'
 function    bfageth
 {
-    exec geth --config "${BFANETWORKDIR}/conf.bfa2018.local+full+archive" "$@"
+    if [ -z "$*" ]
+    then
+        echo "You should not run this command without any arguments. Start the background processes with start.sh instead." >&2
+        exit 1
+    fi
+    exec geth --config "${BFANETWORKDIR}/config.localhost+full+archive" "$@"
 }
 
 function    bfaadmin
@@ -388,13 +430,13 @@ function    main
             eval ${commands[$cmd]} "$*"
             ;;
         'admin.sh')
-            bfaadmin "$*"
+            bfaadmin "$@"
             ;;
         'bfalog.sh')
             bfatail
             ;;
         'bfageth')
-            bfageth "$*"
+            bfageth "$@"
             exit 1
     esac
 }