Hi Christine, Thank for your explanation. Originally, there is concurrent fence feature in Pacemaker, you clear my doubt :-)
Thanks Gang > -----Original Message----- > From: Users [mailto:users-boun...@clusterlabs.org] On Behalf Of christine > caulfield > Sent: 2019年10月23日 15:09 > To: users@clusterlabs.org > Subject: Re: [ClusterLabs] DLM in the cluster can tolerate more than one node > failure at the same time? > > On 22/10/2019 07:15, Gang He wrote: > > Hi List, > > > > I remember that master node has the full copy for one DLM lock > > resource and the other nodes have their own lock status, then if one node is > failed(or fenced), the DLM lock status can be recovered from the remained > node quickly. > > My question is, > > if there are more than one node which are failed at the same time, the DLM > lock service for the remained nodes in the cluster can still continue to work > after recovery? > > > > > > Yes. The local DLM keeps a copy of its own locks and the remaining DLM > nodes will collaborate to re-master all of the locks that they know about. > The > number of nodes that leave at one time has no impact on this. > > Chrissie > > _______________________________________________ > Manage your subscription: > https://lists.clusterlabs.org/mailman/listinfo/users > > ClusterLabs home: https://www.clusterlabs.org/ _______________________________________________ Manage your subscription: https://lists.clusterlabs.org/mailman/listinfo/users ClusterLabs home: https://www.clusterlabs.org/
