Felix New wrote: > Hello all, > i am running lustre 1.6.4 on my redhat advanced server 4 update > 4.as all know, the mgs/mds(out mgs/mds on the same server) server is > the center server, and the cluster is unusable if the mgs/mds is dead. > so i setup heartbeat between the two mgs/mds server2, and use > drbd(network raid1) as the backend storage to sync data each other. > > to make the setup easily, i use a virtual ip(fload ip) between two > mgs servers(assume mgs0: 10.0.0.1,mgs1:10.0.0.2, vip: 10.0.0.3, > oss0:10.0.0.11, oss1:10.0.0.12, etc.). mgs0 as the primary mgs, and > mgs1 as sencondary mgs. when use mgs0, the vip 10.0.0.3 is a alias > addr on server0, and when mgs0 dead, the vip 10.0.0.3 will move to > mgs1(controled by heartbeat). so the mgs hight avalibal is transparent > to all the oss servers, clients, and they can only know the mgs > 10.0.0.3, and mkfs with param --mgsnode=10.0.0.3 on oss and mount > cluster with nid of vip on client. > > now the problem is: when i add the vip to the mgs0, and mkfs.lustre > with --mgsnode=10.0.0.3, but the ost can't found the mgs when mount > the ost.the same error whe mount the cluster,but but when use > 10.0.0.1. > client# mount -t lustre [EMAIL PROTECTED]:/mycfs /cfs/client/ > client# mount.lustre: mount [EMAIL PROTECTED]:/mycfs at /cfs/client > failed: Cannot send after transport endpoint shutdown > > LNET does NOT support virtual IPs. This should be mentioned in the manual. Johann Lombardi has proved an excellent explaination of the proper configuration. cliffw
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