Ashraf Sharif
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Recent activity by Ashraf Sharif Sort by recent activity-
Hi Carlos, Unfortunately, we have not tested with that high number of servers. Perhaps somebody from the community have something to share? Regards,Ashraf
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Hi Roy, Galera does not consume significant memory usage if compared to standard standalone MySQL server. The best way to differentiate this is to look at the configuration options between those se...
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Hi Geoff, Can you generate an error report as described in this page? Then, create a support ticket and attach the generated tarball in the ticket. The error report consists of sensitive informatio...
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Hi, It's workload dependant. How big was your dataset? Did it fit inside the buffer pool? Did you perform big transaction (transaction that updates many rows per commit)? You might find a standalon...
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Hi Oliver, It would be helpful if you could provide MySQL error logs on all DB nodes. Use our error reporting tool to generate it as described in this page:https://severalnines.com/docs/troubleshoo...
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Hi Andrzej, Do you see the rpc_key value inside /etc/cmon.cnf? This value should be the identical in the following places: 1) Inside dcps.apis table, the entry for cmonapi's token 2) Inside /var/ww...
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Hi Aviram, To answer your question, you can just install Keepalived manually on HAproxy #3 and configure /etc/keepalived/keepalived.conf with similar configuration as the rest. Ensure on #3, the st...
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Hi Aviram, ClusterControl implements Keepalived's virtual IP address with master-backup approach, which has the least requirement of two HAproxy instances. Only one HAproxy instance holds the VIP ...
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Hi Aviram, You can go to our HAproxy tutorial page for details: https://severalnines.com/resources/tutorials/mysql-load-balancing-haproxy-tutorial Look at the bullet points 3.1.2. (mysqlchk for MyS...
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Hi Aviram, If you deploy HAproxy using ClusterControl, then it should detect the replication topology accordingly based on replication role and read_only flag. By default, the slave lag limit is 5s...