[ pisac @ 09.02.2009. 09:06 ] @
Pokušavam da podesim traffic shaping da max.upload ne guši download. I uspeo sam samo delimično. Zna li neko bolje? Ftp download mi u idealnim uslovima (kada ne ide nikakav upload) iznosi 410KB/s. Kada startujem maksimalni upload (ping -s 1420 -i 0 ....) bez traffic shapinga se potpuno uguši, a sa traffic shapingom padne na oko 150-200KB/s. Nisam baš zadovoljan. Medjutim, kada uradim upload sa nekim manjim paketima (ping -s 230 -i 0 ....) dešava se da download padne na čak nekih 40-50 KB/s, sa čime sam još manje zadovoljan. Prvo sam probao hfsc shaping, a onda i htb sa prioritetima, ali rezultati su skoro identični. Code: tc qdisc add dev $DEV root handle 1: hfsc default 10 tc class add dev $DEV parent 1: classid 1:1 hfsc sc rate ${RATEUP}kbit ul rate ${RATEUP}kbit # DEFAULT: tc class add dev $DEV parent 1:1 classid 1:10 hfsc ls rate $[${RATEUP}/10]kbit ul rate ${RATEUP}kbit # ACK: tc class add dev $DEV parent 1:1 classid 1:12 hfsc sc m1 $[${RATEUP}/10]kbit d 30ms m2 $[${RATEUP}/10]kbit ul rate ${RATEUP}kbit tc filter add dev $DEV parent 1: prio 1 protocol ip handle 2 fw flowid 1:12 iptables -t mangle -A SIPSHAPER -p tcp -m tcp --tcp-flags SYN,RST,ACK,FIN ACK -m length --length :80 -j MARK --set-mark 2 #ovo je samo deo skripte, pa se ne čudite što su obe klase na ${RATEUP}/10 Code: tc qdisc add dev $DEV root handle 1: htb default 20 tc class add dev $DEV parent 1: classid 1:1 htb rate ${UPLINK}kbit burst 6k # high prio class 1:10: tc class add dev $DEV parent 1:1 classid 1:10 htb rate ${UPLINK}kbit \ burst 6k prio 1 # bulk & default class 1:20 - gets slightly less traffic, and a lower priority: tc class add dev $DEV parent 1:1 classid 1:20 htb rate $[9*$UPLINK/10]kbit \ burst 6k prio 20 # both get Stochastic Fairness: tc qdisc add dev $DEV parent 1:10 handle 10: sfq perturb 10 tc qdisc add dev $DEV parent 1:20 handle 20: sfq perturb 10 # TOS Minimum Delay (ssh, NOT scp) in 1:10: tc filter add dev $DEV parent 1:0 protocol ip prio 10 u32 \ match ip tos 0x10 0xff flowid 1:10 # To speed up downloads while an upload is going on, put ACK packets in # the interactive class: tc filter add dev $DEV parent 1: protocol ip prio 10 u32 \ match ip protocol 6 0xff \ match u8 0x05 0x0f at 0 \ match u16 0x0000 0xffc0 at 2 \ match u8 0x10 0xff at 33 \ flowid 1:10 |