diff --git a/bin/wifi_quality b/bin/wifi_quality
index c8ec6806..a127ebbb 100755
--- a/bin/wifi_quality
+++ b/bin/wifi_quality
@@ -17,14 +17,13 @@
 #    You should have received a copy of the GNU General Public License
 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-interface=`/sbin/route -n | tail -n 1 | sed "s/^.* //"`
-
 if [ "$1" = "--detail" ]; then
 	/sbin/iwconfig 2>/dev/null
 	exit 0
 fi
 
-bitrate=`/sbin/iwconfig "$interface" 2>/dev/null | grep "Bit Rate." | sed "s/^.*Bit Rate.//" | sed "s/ .*$//g"`
+iwconfig=`/sbin/iwconfig 2>/dev/null`
+bitrate=`echo "$iwconfig" | grep "Bit Rate." | sed "s/^.*Bit Rate.//" | sed "s/ .*$//g"`
 [ -z "$bitrate" ] && bitrate="0"
-quality=`/sbin/iwconfig "$interface" 2>/dev/null | grep "Link Quality=" | sed "s/^.*Link Quality=//" | sed "s/ .*$//g"`
+quality=`echo "$iwconfig" | grep "Link Quality=" | sed "s/^.*Link Quality=//" | sed "s/ .*$//g"`
 echo "$bitrate" "$quality" | awk '{printf "\005{=b Ck}%s\005{-}\005{= Ck}Mb/s,\005{-}\005{=b Ck}%.0f\005{-}\005{= Ck}%%\005{-} ", $1, $2}'
diff --git a/debian/changelog b/debian/changelog
index 44eb82b9..b91f3bd3 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -9,8 +9,13 @@ byobu (2.12) unreleased; urgency=low
     all status scripts from *-* to *_*; this allows us to source the
     ~/.byobu/status file, rather than grepping through it for configuration
     information, yielding significant performance improvements, LP: #386546
+  * profiles/common: drop mem-used to run every 10 seconds, and disk-used to
+    run every 30 seconds, and wifi_quality to run every 10 seconds
+  * bin/wifi_quality: significant performance improvements, remove unneeded
+    route call, cache iwconfig output so that it's only called once
 
- -- Dustin Kirkland <kirkland@ubuntu.com>  Tue, 16 Jun 2009 14:44:43 -0500
+
+ -- Dustin Kirkland <kirkland@ubuntu.com>  Tue, 16 Jun 2009 15:35:30 -0500
 
 byobu (2.11-0ubuntu1) karmic; urgency=low
 
diff --git a/profiles/common b/profiles/common
index 8dfc9f55..847a40c7 100644
--- a/profiles/common
+++ b/profiles/common
@@ -34,7 +34,7 @@ backtick 103 2 2 byobu-status cpu_freq
 backtick 104 86400 86400 byobu-status cpu_count
 backtick 105 86400 86400 byobu-status mem_available
 backtick 106 2 2 byobu-status load_average
-backtick 107 2 2 byobu-status mem_used
+backtick 107 10 10 byobu-status mem_used
 backtick 108 600 600 byobu-status ec2_cost
 backtick 109 3600 3600 byobu-status hostname
 backtick 110 86400 86400 byobu-status whoami
@@ -46,12 +46,12 @@ backtick 115 60 60 byobu-status uptime
 backtick 116 2 2 byobu-status processes
 backtick 117 2 2 byobu-status network_up
 backtick 118 2 2 byobu-status network_down
-backtick 119 2 2 byobu-status wifi_quality
+backtick 119 10 10 byobu-status wifi_quality
 backtick 120 86400 86400 byobu-status date
 backtick 121 86400 86400 byobu-status time
 backtick 122 3600 3600 byobu-status ip_address
 backtick 123 86400 86400 byobu-status disk_available
-backtick 124 2 2 byobu-status disk_used
+backtick 124 30 30 byobu-status disk_used
 backtick 125 30 30 byobu-status temp_c
 backtick 126 30 30 byobu-status temp_f