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mysql (Perconadb) Galera/Xtrabackup cluster join fails with "Invalid Argument"
I find that the reasons SST fails regularly falls under one of the following: SElinux/AppArmor is Enforcing, SST user was not created on donor node (and permissions not updated correctly in .cnf files)...
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1
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Initial Xtradb Cluster setup -- each node comes up isolated
I think your problem might be:
2017-11-15T15:23:20.516889Z 0 [Note] WSREP: gcomm: connecting to group 'pxc-cluster', peer ''
Assuming this is your second node and your first node is configured with:
...
- 11
1
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Will running mysqldump on one Percona XtraDB cluster node affect performance on the others?
You can also use Percona XtraBackup (already shipped and used by Percona XtraDB Cluster), that is a hot backup tool (if you are using InnoDB tables only, which you should since you are on PXC), ...
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