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The postgres user by default has no password. To remove a user password (in this case for the postgres user/role): alter role postgres password null;


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You try to connect with / as sysdba, which normally connects locally, and you still get errors related to TNS and listener. Actually, there is a not well-known environment variable, called TWO_TASK, and if you set that, SQL*Plus will automatically try to connect using the value of the variable as a TNS entry. So if you use TWO_TASK, instead of this: ...


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[!!] Total fragmented tables: 551 -- bogus, ignore it [0.071 qps], -- very lightly loaded [!!] Maximum possible memory usage: 126.3G (100% of installed RAM) -- bogus, ignore it [OK] Highest usage of available connections: 0% (2/600) -- consider lowering max_connections [OK] Key buffer size / total MyISAM indexes: 1.0G/153.6M -- lower key_buffer_size ...


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I will recommend to move from php-mysql to php-mysqlnd (which provides the same set of extensions: mysql, mysqli and pdo_mysql), and thus, get rid of dependency on libmysqlclient: # yum shell --enablerepo=remi > remove php-mysql > install php-mysqlnd > run Notice: PHP 5.4 is now EOL, I also recommend to upgrade to 5.5 or 5.6. And 5.4 is also the ...



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