Wouldn't that be the VIP of node 2 that's migrated to node 1? Finn On Thu, Feb 21, 2008 at 5:38 PM, William Wagman <wjwagman@xxxxxxxxxxx> wrote: > Greetings, > > Below is the output from ifconfig -a on one node of a two node RAC > cluster running Oracle 10.2.0.3.0 EE on RHEL4. I just noticed something > interesting today. If node 2 of the cluster is down there will appear an > entry for eth0:2 with IP address for that node, see below. This makes > sense to me, sort of, in that connections from node 2 must be redirected > to node 2 and when node 2 comes back up the entry for eth0:2 no longer > appears. My question, where can I find an explanation/documentation of > what is occurring here and how it functions? I guess this is what the > CRS is supposed to be doing, I'm just looking for more detail. > > Thanks. > > Both nodes up ---------- > > eth0 Link encap:Ethernet HWaddr 00:11:43:EB:C7:8C > inet addr:128.120.45.32 Bcast:128.120.45.127 > Mask:255.255.255.128 > inet6 addr: fe80::211:43ff:feeb:c78c/64 Scope:Link > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 > RX packets:1157 errors:0 dropped:0 overruns:0 frame:0 > TX packets:5437 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:1000 > RX bytes:122271 (119.4 KiB) TX bytes:619958 (605.4 KiB) > Interrupt:233 > > eth0:1 Link encap:Ethernet HWaddr 00:11:43:EB:C7:8C > inet addr:128.120.45.33 Bcast:128.120.45.127 > Mask:255.255.255.128 > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 > Interrupt:233 > > eth1 Link encap:Ethernet HWaddr 00:11:43:EB:C7:8D > inet addr:192.168.10.156 Bcast:192.168.10.255 > Mask:255.255.255.0 > inet6 addr: fe80::211:43ff:feeb:c78d/64 Scope:Link > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 > RX packets:65825 errors:0 dropped:0 overruns:0 frame:0 > TX packets:23028 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:1000 > RX bytes:70736721 (67.4 MiB) TX bytes:10977844 (10.4 MiB) > Interrupt:50 > > Added when node 2 unavailable --------- > > eth0:2 Link encap:Ethernet HWaddr 00:0F:1F:69:6B:A1 > inet addr:128.120.45.31 Bcast:128.120.45.127 > Mask:255.255.255.128 > UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 > Interrupt:233 > > Bill Wagman > Univ. of California at Davis > IET Campus Data Center > wjwagman@xxxxxxxxxxx > (530) 754-6208 > -- > //www.freelists.org/webpage/oracle-l > > >