Stef Coene wrote: >>>>1. why do I have "lended" for children classes almost the same as >>>>"sent", who do they lend to? the neighboring classes? >>>> >>>> >>>Yes, to other classes. >>>"lended is # of packets donated by this class (from its rate)" >>> >>> >>I did some experimenting, and had a root class and just 1 child class, >>and this child class still had lended pkts to smbody. Who did it lend it >> >> >> >Can you send me your script so I know the settings of rate and ceil ? Or >maybe Devik knows the answer. > > ---------------------------------------------------- Here goes ---------------------------------------------------- tc qd add dev eth0 root handle 1: htb default 2500 tc cl add dev eth0 root classid 1:1 htb rate 100mbit tc cl add dev eth0 parent 1:1 classid 1:100 rate 100kbit tc cl add dev eth0 parent 1:1 classid 1:101 rate 100kbit # to catch all that goes to default tc cl add dev eth0 parent 1:1 classid 1:2500 rate 1Mbit iptables -t mangle -A PREROUTING -s 172.20.0.1 -j MARK --set-mark 1 iptables -t mangle -A PREROUTING -d 172.20.0.1 -j MARK --set-mark 2 tc fi add dev eth0 protocol ip handle 1 fw classid 1:100 tc fi add dev eth0 protocol ip handle 2 fw classid 1:101 #> tc fi ls dev eth0 filter parent 1: protocol ip pref 49151 fw filter parent 1: protocol ip pref 49151 fw handle 0x2 classid 1:101 filter parent 1: protocol ip pref 49152 fw filter parent 1: protocol ip pref 49152 fw handle 0x1 classid 1:100 #> tc qd ls dev eth0 qdisc htb 1: r2q 10 default 2500 dcache 0 deq_util 1/1000000 deq_rate 33 trials_per_deq 0 dcache_hits 0 direct_packets 13403 #> iptables -t mangle -L Chain PREROUTING (policy ACCEPT) target prot opt source destination MARK all -- dg anywhere MARK set 0x1 MARK all -- anywhere dg MARK set 0x2 Chain INPUT (policy ACCEPT) target prot opt source destination MARK all -- dg anywhere MARK set 0x1 Chain FORWARD (policy ACCEPT) target prot opt source destination Chain OUTPUT (policy ACCEPT) target prot opt source destination MARK all -- anywhere dg MARK set 0x2 Chain POSTROUTING (policy ACCEPT) target prot opt source destination #> tc -s -d cl ls dev eth0 class htb 1:101 parent 1:1 prio 0 rate 100Kbit ceil 100Kbit burst 1727b/8 mpu 0b cburst 1727b/8 mpu 0b quantum 1280 level 0 Sent 42103 bytes 638 pkts (dropped 0, overlimits 698) lended: 638 borrowed: 0 giants: 0 injects: 0 tokens: 105984 ctokens: 105984 class htb 1:1 root prio 0 rate 100Mbit ceil 100Mbit burst 132644b/8 mpu 0b cburst 132644b/8 mpu 0b quantum 60000 level 3 Sent 1994248 bytes 4890 pkts (dropped 0, overlimits 0) rate 6934bps 15pps lended: 0 borrowed: 0 giants: 0 injects: 0 tokens: 8289 ctokens: 8289 class htb 1:100 parent 1:1 prio 0 rate 100Kbit ceil 100Kbit burst 1727b/8 mpu 0b cburst 1727b/8 mpu 0b quantum 1280 level 0 Sent 0 bytes 0 pkts (dropped 0, overlimits 0) lended: 0 borrowed: 0 giants: 0 injects: 0 tokens: 110592 ctokens: 110592 class htb 1:2500 parent 1:1 prio 0 rate 1Mbit ceil 1Mbit burst 2909b/8 mpu 0b cburst 2909b/8 mpu 0b quantum 13107 level 0 Sent 1952145 bytes 4252 pkts (dropped 0, overlimits 12) rate 6958bps 14pps lended: 4252 borrowed: 0 giants: 0 injects: 0 tokens: 17031 ctokens: 17031 ---------------------------------------------------- so who does 1:2500 and 1:101 lend the tokens too, when none of the classes show borrowed > 0 > > >>>>2. What is overlimits? is it incremented when certain pkt goest above >>>>"rate", what if both "rate" and "ceil"? incremented twice? >>>> >>>> >>>overlimits : Packet is not sended due to ceil or rate restrictions So >>>there was to much data in the class. But don't believe this too much. >>>It depends on how often the qdisc looked for packet. >>> >>> >>What does "looked" mean? could you pleases explain it a bit more? How >>does it look for a pkt? I`m very interested in finding out what that >>value means. >> >> >I quoted it from Devik, he his also reading this list, so Devik, can clear >this out. > > > >>>>3. "dropped"- if the pkt is overlimit it may be dropped right? if it >>>>cannot be delayed, right? is this the reason why I have such a >>>>difference between them? >>>> >>>> >>>Between what? >>> >>> >>Between "overlimits" and "dropped" >> >> >If the packet is overlimit, it can also be delayed to be send later. > >Stef > > > -- Anton Yurchenko<phila@dg.net.ua> Digital Generation _______________________________________________ LARTC mailing list / LARTC@mailman.ds9a.nl http://mailman.ds9a.nl/mailman/listinfo/lartc HOWTO: http://lartc.org/