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It is not possible that galera cluster finds deadlocks on its own. Please post clashing SQL update statements/transactions, as they will clash on any setup.
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Sorry for late, It's OK with galera cluster . But if I use HAProxy, I get Deadlock error like this post:<br />
<br />
<a href="https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&ved=0ahUKEwjr5-iW-8vKAhWoGaYKHVKnAwAQFggcMAA&url=http%3A%2F%2Fseveralnines.com%2Fblog%2Favoiding-deadlocks-galera-set-haproxy-single-node-writes-and-multi-node-reads&usg=AFQjCNGfNKwnmz5R-cuEihN2v_5bS3MAgQ&sig2=r0Wi-cB-YwJeBS-1jRJQRw&bvm=bv.112766941,d.dGY&cad=rja" rel="ugc">Avoiding Deadlocks in Galera - Set up HAProxy for single-node writes and multi-node reads</a><br />
<br />
So, if I config HA like above, what's my app config need to connect to DB ?
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EE,<br />
<br />
Sorry for my late, in my country are the Tết holidays, so I'm busy with some works and can't reply soon.<br />
<br />
I test galera cluster with mysql-proxy in command-line, it's seem OK. I think Galera Cluster fixed transaction itself.<br />
<br />
Thanks for your help!!
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You need to fix SQL, otherwise it will keep returning.
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Hi Experts,<br />
<br />
I use HaProxy as load-balancing for Galera Cluster (2-3 node). And I get a error &quot;Deadlock found when trying to get lock; try restarting transaction&quot; when insert/update through HaProxy to Galera Nodes.<br />
<br />
How I fix this errors.<br />
<br />
Thanks so much!!
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Hi Experts,

I use HaProxy as load-balancing for Galera Cluster (2-3 node). And I get a error "Deadlock found when trying to get lock; try restarting transaction" when insert/update through HaProxy to Galera Nodes.

How I fix this errors.

Thanks so much!!

Deadlock error when using HAProxy with Maria Galera Cluster

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