I see, i'm starting to understand that ... so in theory it should work fine with normal IP, and after $ping-timeout seconds it should switch to another node if one is dead, i'm i right ? 2011/6/6 Craig Carl <ccarl at gluster.com>: > Matus - > ? If you are using the Gluster native client (mount -t glusterfs ...) > then ucarp/CTDB is NOT required and you should not install it. Always > use the real IPs when you are mounting with 'mount -t glusterfs...'. > > Craig > > > On 6/6/11 1:16 AM, bxmatus at gmail.com wrote: >> Hi Craig, >> >> thanks for answer. I'm using replications - which is working ok, >> volume is mounted using -t glusterfs parameter, does it matter ? >> All nodes are using real IP's not virtual ( for probing etc ) , i'm >> using virtual only for mounting volume on client. I was waiting over >> 10 minutes for volume >> to "wake up" but it never start to work - it never switch to another >> node, even when UCARP was already pointing there, there was lot >> of "recovery" messages on log but no attemt to connect to second node. >> >> thanks >> >> Matus >> >> >> 2011/6/6 Craig Carl <ccarl at gluster.com>: >>> Matus - >>> >>> Gluster has automatic, built-in failover if you are using replica nodes. >>> ucarp is only required if you want highly available NFS mounts. >>> >>> ? To use ucarp with Gluster you should - >>> ? ? ? ?1. Install Gluster and create a replica volume. [1] >>> ? ? ? ? ? ?1. DO NOT use the virtual IPs when you peer probe or create >>> the volume, that won't work. >>> ? ? ? ? ? ?2. Set the ping-timeout volume option to 25 seconds. [2] >>> ? ? ? ?2. Install and setup ucarp. >>> ? ? ? ?3. Mount your NFS clients using the VIPs. >>> ? ? ? ?4. Mount your glusterfs clients using the real IP addresses. >>> >>> We mostly use CTDB because it supports NFS and Samba, I can't attach a >>> document here but I'll email you directly with the documentation. >>> >>> [1] >>> http://gluster.com/community/documentation/index.php/Gluster_3.2:_Configuring_Distributed_Replicated_Volumes >>> [2] >>> http://gluster.com/community/documentation/index.php/Gluster_3.2:_Setting_Volume_Options >>> >>> Thanks, >>> >>> Craig >>> >>> -- >>> Craig Carl, Senior Systems Engineer | Gluster >>> 408.829.9953(PST) | http://gluster.com >>> http://www.gluster.com/gluster-for-aws/ >>> http://pgp.mit.edu:11371/pks/lookup?op=get&search=0xE5666F925A557DD8 >>> >>> >>> On 6/6/11 12:09 AM, bxmatus at gmail.com wrote: >>>> Hello everybody. >>>> >>>> I have a problem setting up gluster failover funcionality. Based on >>>> manual i setup ucarp which is working well ( tested with ping/ssh etc >>>> ) >>>> >>>> But when i use virtual address for gluster volume mount and i turn off >>>> one of nodes machine/gluster will freeze until node is back online. >>>> >>>> My virtual ip is 3.200 and machine real ip is 3.233 and 3.5. In >>>> gluster log i can see: >>>> >>>> [2011-06-06 02:33:54.230082] I >>>> [client-handshake.c:913:client_setvolume_cbk] 0-atlas-client-1: >>>> Connected to 192.168.3.233:24009, attached to re >>>> mote volume '/atlas'. >>>> [2011-06-06 02:33:54.230116] I [afr-common.c:2514:afr_notify] >>>> 0-atlas-replicate-0: Subvolume 'atlas-client-1' came back up; going >>>> online. >>>> [2011-06-06 02:33:54.237541] I [fuse-bridge.c:3316:fuse_graph_setup] >>>> 0-fuse: switched to graph 0 >>>> [2011-06-06 02:33:54.237801] I [fuse-bridge.c:2897:fuse_init] >>>> 0-glusterfs-fuse: FUSE inited with protocol versions: glusterfs 7.13 >>>> kernel 7.13 >>>> [2011-06-06 02:33:54.238757] I [afr-common.c:836:afr_fresh_lookup_cbk] >>>> 0-atlas-replicate-0: added root inode >>>> [2011-06-06 02:33:54.272650] I >>>> [client-handshake.c:913:client_setvolume_cbk] 0-atlas-client-0: >>>> Connected to 192.168.3.5:24009, attached to remo >>>> te volume '/atlas'. >>>> >>>> >>>> Even when IP i'm using at mount is 3.200 ... Its look like that at the >>>> end gluster is using real machine IP's even when i'm connecting to >>>> virtual. Is there a way >>>> how to turn this functionality off or it is just broken ? >>>> >>>> thanks for answer >>>> >>>> Matus >>>> _______________________________________________ >>>> Gluster-users mailing list >>>> Gluster-users at gluster.org >>>> http://gluster.org/cgi-bin/mailman/listinfo/gluster-users >>> _______________________________________________ >>> Gluster-users mailing list >>> Gluster-users at gluster.org >>> http://gluster.org/cgi-bin/mailman/listinfo/gluster-users >>> >> _______________________________________________ >> Gluster-users mailing list >> Gluster-users at gluster.org >> http://gluster.org/cgi-bin/mailman/listinfo/gluster-users > _______________________________________________ > Gluster-users mailing list > Gluster-users at gluster.org > http://gluster.org/cgi-bin/mailman/listinfo/gluster-users >
