[git.ipfire.org] IPFire 2.x development tree branch, next, updated. 24dbd0f7ed1fbab999baaf6dcaefb864f9c83c86

[git.ipfire.org] IPFire 2.x development tree branch, next, updated. 24dbd0f7ed1fbab999baaf6dcaefb864f9c83c86

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- Log -----------------------------------------------------------------
commit 24dbd0f7ed1fbab999baaf6dcaefb864f9c83c86
Author: Michael Tremer <michael.tremer(a)ipfire.org>
Date:   Wed Feb 13 19:01:18 2013 +0100

    QoS: Make fq_codel queues smaller and remove HTB qdisc when QoS stops.
    
      http://patchwork.openwrt.org/patch/2681/

-----------------------------------------------------------------------

Summary of changes:
 config/qos/makeqosscripts.pl | 20 ++++++--------------
 1 file changed, 6 insertions(+), 14 deletions(-)

Difference in files:
diff --git a/config/qos/makeqosscripts.pl b/config/qos/makeqosscripts.pl
index 202bf4d..8c4f77c 100644
--- a/config/qos/makeqosscripts.pl
+++ b/config/qos/makeqosscripts.pl
@@ -58,6 +58,7 @@ my $subclassfile = "/var/ipfire/qos/subclasses";
 my $level7file = "/var/ipfire/qos/level7config";
 my $portfile = "/var/ipfire/qos/portconfig";
 my $tosfile = "/var/ipfire/qos/tosconfig";
+my $fqcodel_options = "noecn limit 800 quantum 500";
 
 &General::readhash("${General::swroot}/ethernet/settings", \%netsettings);
 
@@ -70,13 +71,11 @@ $qossettings{'DEF_INC_SPD'} = '';
 $qossettings{'DEFCLASS_INC'} = '';
 $qossettings{'DEFCLASS_OUT'} = '';
 $qossettings{'ACK'} = '';
-$qossettings{'MTU'} = '1492';
 $qossettings{'RED_DEV'} = `cat /var/ipfire/red/iface`;
 $qossettings{'IMQ_DEV'} = 'imq0';
 $qossettings{'TOS'} = '';
 $qossettings{'VALID'} = 'yes';
 $qossettings{'IMQ_MODE'} = 'PREROUTING';
-$qossettings{'QLENGTH'} = '1000';
 
 &General::readhash("${General::swroot}/qos/settings", \%qossettings);
 
@@ -161,10 +160,6 @@ case "\$1" in
 	### INIT KERNEL
 	modprobe sch_htb
 
-	### SET QUEUE LENGTH & MTU - has just to be tested!!! IMPORTANT
-	ip link set dev $qossettings{'RED_DEV'} qlen $qossettings{'QLENGTH'}
-	#ip link set dev $qossettings{'RED_DEV'} mtu $qossettings{'MTU'}
-
 	### ADD HTB QDISC FOR $qossettings{'RED_DEV'}
 	tc qdisc del dev $qossettings{'RED_DEV'} root >/dev/null 2>&1
 	tc qdisc add dev $qossettings{'RED_DEV'} root handle 1: htb default $qossettings{'DEFCLASS_OUT'}
@@ -225,7 +220,7 @@ foreach $classentry (sort @classes)
 	if ($qossettings{'RED_DEV'} eq $classline[0]) {
 		$qossettings{'DEVICE'} = $classline[0];
 		$qossettings{'CLASS'} = $classline[1];
-		print "\ttc qdisc add dev $qossettings{'DEVICE'} parent 1:$qossettings{'CLASS'} handle $qossettings{'CLASS'}: fq_codel\n";
+		print "\ttc qdisc add dev $qossettings{'DEVICE'} parent 1:$qossettings{'CLASS'} handle $qossettings{'CLASS'}: fq_codel $fqcodel_options\n";
 	}
 }
 foreach $subclassentry (sort @subclasses) {
@@ -233,7 +228,7 @@ foreach $subclassentry (sort @subclasses) {
 	if ($qossettings{'RED_DEV'} eq $subclassline[0]) {
 		$qossettings{'DEVICE'} = $subclassline[0];
 		$qossettings{'SCLASS'} = $subclassline[2];
-		print "\ttc qdisc add dev $qossettings{'DEVICE'} parent 1:$qossettings{'SCLASS'} handle $qossettings{'SCLASS'}: fq_codel\n";
+		print "\ttc qdisc add dev $qossettings{'DEVICE'} parent 1:$qossettings{'SCLASS'} handle $qossettings{'SCLASS'}: fq_codel $fqcodel_options\n";
 	}
 }
 print "\n\t### FILTER TRAFFIC INTO CLASSES\n";
@@ -419,10 +414,6 @@ print <<END
 	modprobe imq numdevs=1
 	ip link set $qossettings{'IMQ_DEV'} up
 
-	### SET QUEUE LENGTH & MTU - has just to be tested!!! IMPORTANT
-	ip link set dev $qossettings{'IMQ_DEV'} qlen $qossettings{'QLENGTH'}
-	# ip link set dev $qossettings{'IMQ_DEV'} mtu $qossettings{'MTU'}
-
 	### ADD HTB QDISC FOR $qossettings{'IMQ_DEV'}
 	tc qdisc del dev $qossettings{'IMQ_DEV'} root >/dev/null 2>&1
 	tc qdisc add dev $qossettings{'IMQ_DEV'} root handle 2: htb default $qossettings{'DEFCLASS_INC'}
@@ -483,7 +474,7 @@ foreach $classentry (sort @classes)
 	if ($qossettings{'IMQ_DEV'} eq $classline[0]) {
 		$qossettings{'DEVICE'} = $classline[0];
 		$qossettings{'CLASS'} = $classline[1];
-		print "\ttc qdisc add dev $qossettings{'DEVICE'} parent 2:$qossettings{'CLASS'} handle $qossettings{'CLASS'}: fq_codel\n";
+		print "\ttc qdisc add dev $qossettings{'DEVICE'} parent 2:$qossettings{'CLASS'} handle $qossettings{'CLASS'}: fq_codel $fqcodel_options\n";
 	}
 }
 foreach $subclassentry (sort @subclasses) {
@@ -491,7 +482,7 @@ foreach $subclassentry (sort @subclasses) {
 	if ($qossettings{'IMQ_DEV'} eq $subclassline[0]) {
 		$qossettings{'DEVICE'} = $subclassline[0];
 		$qossettings{'SCLASS'} = $subclassline[2];
-		print "\ttc qdisc add dev $qossettings{'DEVICE'} parent 2:$qossettings{'SCLASS'} handle $qossettings{'SCLASS'}: fq_codel\n";
+		print "\ttc qdisc add dev $qossettings{'DEVICE'} parent 2:$qossettings{'SCLASS'} handle $qossettings{'SCLASS'}: fq_codel $fqcodel_options\n";
 	}
 }
 print "\n\t### FILTER TRAFFIC INTO CLASSES\n";
@@ -695,6 +686,7 @@ print <<END
 	killall qosd >/dev/null 2>&1
 	(sleep 3 && killall -9 qosd &>/dev/null) &
 	# DELETE QDISCS
+	tc qdisc del dev $qossettings{'RED_DEV'} root >/dev/null 2>&1
 	tc qdisc add root dev $qossettings{'RED_DEV'} fq_codel >/dev/null 2>&1
 	tc qdisc del dev $qossettings{'IMQ_DEV'} root >/dev/null 2>&1
 	tc qdisc add root dev $qossettings{'IMQ_DEV'} fq_codel >/dev/null 2>&1


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