On Mon, Nov 07, 2005 at 01:58:09PM +0100, Grzegorz Nosek wrote: > Hello > > I'm experiencing a weird problem with htb and vservers. First, a bit > about my setup: the machine is a dual-core AMD64 (2.6.13.4, vserver > 2.1.0-rc4) running 8 guests (where all but 3 are mostly idle). The 3 > active guests are: > - d829 (a mysql server) > - v830 > - v831 (two apache vservers) > > The test cases I've found are: > - no QoS at all > everything runs smoothly > > - root qdisc on eth0 set to htb (or pfifo, or sfq) > still everything nice and smooth
could you give me some commands to reproduce here? > - default class on eth0 set to htb (rate 1Gbit, so it's not true > bandwith choking) mysql connections seem to take forever to establish > (lots of unauthenticated user connections as they are too throttled to > even log in and time out eventually) about what kind of delays are we talking here? > Our production boxes (w/o vservers) are happily shaping packets at the > rates we encounter so CPU power is not an issue either. > > One thing that bugs me is why do these packets even go through eth0 > queue? ip route show table local shows the local ip addresses as > "local X.X.X.X dev eth0 proto kernel scope host src X.X.X.Y" (X.X.X.X > being guest address and X.X.X.Y being host address) local packets (host-guest, guest-guest) will not pass through ethX, they will use lo ... > Have you got any ideas/suggestions? Is this a known issue? nope, not known yet ... > Best regards, > Grzegorz Nosek > _______________________________________________ > Vserver mailing list > [email protected] > http://list.linux-vserver.org/mailman/listinfo/vserver _______________________________________________ Vserver mailing list [email protected] http://list.linux-vserver.org/mailman/listinfo/vserver
