On Wed, 2005-07-13 at 10:21, William Jordan wrote: > On 7/13/05, Talal jaafar <[EMAIL PROTECTED]> wrote: > > Thanks for the help, I was able to load the infiniband drivers using > > your suggestion. However, I am still stuck at one point. I do not > > understand why is it happening but here what I am getting when I try > > to run "service network restart" > > > > ------------------------------------------------------------------ > > Shutting down interface eth0: [OK] > > Shutting down interface ib0: [OK] > > Shutting down interface ib1: [OK] > > Shutting down loopback interface: [OK] > > Setting network parameters: [OK] > > Bringing up loopback interface: [OK] > > Bringing up interface eth0: [OK] > > Bringing up interface ib0: Error, some other host already uses > > address 20.1.1.10. > > Bringing up interface ib1: Error, some other host already uses > > address 20.1.1.11. > > ------------------------------------------------------------------- > > > > > > I am 100% sure that no other host is already using the same address, > > and here is how I am setting the ib interfaces: > > > > The output of /etc/sysconfig/network-scripts/ifcgf-ib0 : > > --------------------------------------------- > > DEVICE=ib0 > > BOOTPROTO=static > > ONBOOT=yes > > IPADDR=20.1.1.10 > > NETMASK=255.0.0.0 > > --------------------------------------------- > > > > and the output of /etc/sysconfig/network-scripts/ifcgf-ib1 : > > --------------------------------------------- > > DEVICE=ib1 > > BOOTPROTO=static > > ONBOOT=yes > > IPADDR=20.1.1.11 > > NETMASK=255.0.0.0 > > -------------------------------------------- > > > > > > Had anybody run into this problem?? > > > > > > Regards, > > > > Talal > > Yes, I see the same problem with ifup. It is an issue with arping > which thinks that it has seen -1 responses to the IP address. I > haven't looked to see if there is a fixed version of arping which > works with IPoIB (anyone know?). > > You can get the the interface up by just specifying "ifconfig ib0 20.1.1.10".
I think arping needs a number of changes. Aside from handling IB hardware addresses (in addition to MAC addresses), I think it relies on link level support from userspace (sending a broadcast). There was a thread on this back in early March entitled "arping" failing over ipoib. -- Hal _______________________________________________ openib-general mailing list [email protected] http://openib.org/mailman/listinfo/openib-general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
