1) 6kbit is really too small it should be at least 10 .. 2) it should workeven with 6k: - look at stats (tc -s class show dev eth0) before and after the test - you are interested in drops. Also try it during the test to look whether queues are build up.
devik On Sat, 5 Jul 2003, Sergiusz Brzeziński wrote: > Hi, > > machine: AMD K6 200 MHz > Linux distribution: Mandrake 8.1 > kernel: compiled 2.4.21 > applied this: > #define PSCHED_CLOCK_SOURCE PSCHED_CPU in file > linux/include/net/pkt_sched.h bevore compiled the kernel > (described on http://www.docum.org/stef.coene/qos/faq/cache/40.html) > bandwitch on eth0: 128kbit > > The most simple configuration - 122kbit guaranted for WWW (sport 80) and > 6kbit for the rest. > > tc qdisc del root dev eth0 > > tc qdisc add dev eth0 root handle 1:0 htb default 3 > > tc class add dev eth0 parent 1:0 classid 1:1 htb rate 128kbit ceil 128kbit > tc class add dev eth0 parent 1:1 classid 1:2 htb rate 122kbit ceil > 128kbit quantum 30500 > tc class add dev eth0 parent 1:1 classid 1:3 htb rate 6kbit ceil > 128kbit quantum 1500 > > tc filter add dev eth0 protocol ip parent 1:0 prio 1 u32 match ip sport > 80 0xffff flowid 1:2 > > > I make a test: > I send an email - it goes to default class 1:3. Then (during email is > sent) I get e big file through www. What happen? WWW rate is 30-70kbit. > So it doesn't keep his guaranted rate 122kbit. It lends his rate for > SMTP. When SMTP stops sending his packets, WWW gets 100%. > > In real, I've got the more complicated configuration (64 kbit for www, > 40kbit for pop3, 6kbit for smtp 12kbit for others), but the problem > remains: www doesn't get hit minmal rate. Extremally it gets < 30kbit! > > It works only "ceil". If I set ceil for a class (for example 1:3) - it > is respected. 1:3 doesn't get more than set in ceil. > > So, HTB doesn't work for me at all! > > WHAT'S UP? > > Could it be, that my rates are small? (6kbit). Does HTB work good for > bandwitch <=128kbit? > > Did I something wrong? > > Some sugestions? > > thanks in advance > > Sergiusz > > _______________________________________________ > LARTC mailing list / [EMAIL PROTECTED] > http://mailman.ds9a.nl/mailman/listinfo/lartc HOWTO: http://lartc.org/ > > > _______________________________________________ LARTC mailing list / [EMAIL PROTECTED] http://mailman.ds9a.nl/mailman/listinfo/lartc HOWTO: http://lartc.org/
