Ashraf Sharif

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3. Single mariadb database monitor

Hi Dimas, The following line means ClusterControl has to use the IP address to create the user (instead of hostname): [20:56:42]:Detected that <strong style='color: #59a449;'>skip_name_resolve</str...

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• Ashraf Sharif
• January 22, 2021 01:02
• 0 votes

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3. Kubernetes Cluster Control Deployment nodes fail to join

Hi Oliver, The blog post is 3 years old and probably outdated with the current implementation (need to revisit it and re-test everything again, CentOS 6 is also EOLed). Currently, the best way to r...

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• Ashraf Sharif
• December 08, 2020 09:00
• 0 votes

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3. SSH authentication failed. libssh auth error: Failed to read private key: /root/.ssh/id_rsa (root, key=/root/.ssh/id_rsa) Verify SSH hostname and key, authentication failed.

Hi, If you could paste the job messages here, that would be helpful. You can go to ClusterControl -> Activity -> Jobs and copy the job logs message here (hide the sensitive data if any). What did y...

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• Ashraf Sharif
• November 05, 2020 09:05
• 0 votes

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3. Error deploying mariadb galera cluster - Possible permissions issue - help?

Hi Josh, Do you use a non-common path for the MySQL configuration file? On 172.17.20.120, what is the output of: $ lsb_release -a$ ls -al /etc/mysql/my.cnf$ tree /etc/mysql/ Regards,Ashraf

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• Ashraf Sharif
• September 23, 2020 03:45
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3. Rackspace MariaDB memory sizing

Hi Brian, It depends on how big your total database size is. If it's very small and can fit into the buffer pool, you should not be limited by the RAM size. Commonly in MySQL and InnoDB, one would ...

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• Ashraf Sharif
• August 10, 2020 04:29
• 0 votes

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3. Deploy Postgres cluster with specific locale

Hi, Since ClusterControl does not use pg_createcluster to initialize the server, I believe the --locale option has to be specified when running initdb command. Unfortunately, ClusterControl runs th...

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• Ashraf Sharif
• April 19, 2020 12:11
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3. Deploy NDB Cluster failed because not correct link in job

Hi, MySQL NDB Cluster 8.0 just turned GA last January and we haven't included it yet in the current version, 1.7.6. I believe this shall be included in the upcoming ClusterControl version, schedule...

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• Ashraf Sharif
• April 19, 2020 11:18
• 0 votes

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3. Failed to extract version information of the OS

Hi Hanno. Alpine Linux v3.10 is not supported by ClusterControl, which explains why you saw those errors. You could use other supported operating systems like CentOS 6/7, RHEL 6/7, Debian and Ubunt...

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• Ashraf Sharif
• January 16, 2020 10:50
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3. Add node with non default ssh port

Hi Hilman, ClusterControl only supports a uniform SSH setup for all nodes in the cluster. Individual port customization is only supported for database port, e.g, MySQL on node1 is running on 3306, ...

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• Ashraf Sharif
• December 18, 2019 06:17
• 0 votes

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3. ClusterControl Daily digest is almost never generated and sometimes I receive an empty email with subject =?UTF8?Q??=

Hi, We have just released clustercontrol-controller-1.7.4-3541 which contains fix for this issue. Please upgrade to the latest version and let us know if you the problem still persists. Regards,Ashraf

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• Ashraf Sharif
• November 18, 2019 05:18
• 0 votes