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  1. Percona Monitoring and Management
  2. PMM-11581

Clusters created using DBaaS have problems we detected by Advisors

Details

    • Improvement
    • Status: Open
    • Medium
    • Resolution: Unresolved
    • None
    • None
    • None
    • None
    • Yes
    • Yes
    • No
    • Server Integrations

    Description

      Problem: Clusters created using DBaaS have problems we detected by Advisors. This will break our statement that "our software workeds better together."

      These checks executed on newly created clusters with defaul parameters. 

      Possible solutions:

      1. improved configuration of default clusters 
      2. better / different priority/messaging in Advisors

       

      Details

      Tested on pmm 2.34 

      PXC:(k8s 1.24)

      Applicable for all 3 PXC

      Failed Checks for service "default-mysql-qz9j9v-pxc-2"

      Check Name Summary Description Severity Details Actions
      mysql_version  Newer version of Percona XtraDB Cluster is available Current version is 8.0.27, the latest available version is 8.0.28. Warning Read More  
      mysql_configuration_variables1  Server is not configured to enforce data integrity In order for maximum data integrity to be set, the server should have TRADITIONAL,STRICT_ALL_TABLES,STRICT_TRANS_TABLES configured in sql_mode. From these TRADITIONAL,STRICT_ALL_TABLES are missing. Warning Read More  
      mysql_automatic_expired_password  Automatic password expiry is not active. System variable disconnect_on_expired_password is enabled. The server will not allow connecting clients with expired passwords. See the following steps to activate Warning Read More  
      mysql_security_2  Root user has host definition that is not 127.0.0.1 or localhost you have #1 occurrence(s) :[email protected]% Warning Read More  
      mysql_require_secure_transport  MySQL server allows unencrypted remote connections. MySQL server allows unencrypted remote connections. Warning Read More  
      mysql_security_2  User(s) has/have host definition '%' which is too open you have #5 occurrence(s) :[email protected]%; [email protected]%; [email protected]%; [email protected]%; [email protected]% Warning Read More  
      mysql_configuration_variables6  Passwords don't expire, as default_password_lifetime=0 Please consider imposing an expiry time for passwords by setting default_password_lifetime to a positive integer, indicating how many days can go by before the user having to renew their password; This will help prevent brute force attacks and risks of data leaks. Warning Read More  
      mysql_security_2  User(s) has/have direct DBA privileges instead that by Roles you have #1 occurrence(s) :[email protected]%;[email protected]%;[email protected]%;[email protected]%;[email protected] Notice Read More  
      mysql_security_2  User(s) not using secure SSL protocol to connect you have #5 occurrence(s) :[email protected]%; [email protected]%; [email protected]%; [email protected]%; [email protected] Notice Read More  
      mysql_private_networks_only  The following 5 accounts are allowed to be connected from public networks ["[email protected]%", "[email protected]%", "[email protected]%", "[email protected]%", "[email protected]%"] Notice Read More

       

      MongoDB:

      applicable for all Mongo istances, same problems found:

       

      Failed Checks for service "default-mongodb-8irg6m-cfg-1"

      Check Name Summary Description Severity Details Actions
      mongodb_journal  MongoDB journaling is disabled Journaling should not be disabled on production systems. This presents a risk to data durability in the event of a failure. See the following for further details. Warning Read More  
      mongodb_version  Newer version of Percona Server for MongoDB is available Current version is 4.4.10, latest available version is 4.4.17. Warning Read More  
      mongodb_loglevel  MongoDB is not using the default log level. To avoid high disk usage, see the following to set it to default Warning Read More

       

       

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              andrew.minkin Andrew Minkin
              roma.novikov Roma Novikov
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