On Sat, Jul 28, 2007 at 11:48:42AM +0930, Mike O'Connor wrote: > Has this limitation been overcome as yet and if it has what version of > tools and kernel is needed ? 2.3.0.19 and util-vserver 0.30.214 should not have that limitation anymore best, Herbert > Thanks > Mike > > Herbert Poetzl wrote: > > On Wed, Aug 23, 2006 at 10:22:19PM +0200, Bruno wrote: > > > >> On Wednesday 23 August 2006 22:08, Kathy Kost wrote: > >> > >>> Nope. Once an alias is created, however which way, the system comes up > >>> with a "16 alias max" message. Don't recall the actual message. The > >>> vserver would not restart and I had to remove the interfaces and reboot > >>> the entire server. > >>> > >>> Kathy > >>> > >>> > >>>> Does it help to add ip's with the ip add ... command instead of > >>>> using ifconfig? Aliases are sooo last millennium. > >>>> > >>>> > >>>> /Benny > >>>> > > > > > >> The kernel patch has a maximum of IP addresses per network context > >> defined. > >> > > > > > >> Context-association of IP addresses is not optimized, thus many > >> addresses cause some overhead when checking if incoming packets may be > >> delivered to a guest. (check if IP is available to a guest) > >> > > > > > >> In addition you have 12 bytes allocated per possible IP address: 12 * > >> 16 = 192 bytes (even if guest has just 1 IP assigned to it) > >> > > > > > >> For the define limiting the count of IP addresses, see > >> include/linux/vserver/network.h (line 11): > >> > > > > > >> @define NB_IPV4ROOT 16 > >> > > > > > >> Note that you may need to check what header the userspace tools get > >> compiled against. > >> > > > > also note that this limitation will go away pretty soon :) > > > > best, > > Herbert > > > > > >> Bruno > >> _______________________________________________ > >> Vserver mailing list > >> Vserver@list.linux-vserver.org > >> http://list.linux-vserver.org/mailman/listinfo/vserver > >> > > _______________________________________________ > > Vserver mailing list > > Vserver@list.linux-vserver.org > > http://list.linux-vserver.org/mailman/listinfo/vserver > > > >