One problem solved
Barracuda set up.
When I want add new user, it's ok now.
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But when I go to option, for example:
Backup course: xxxxxxxxxx
then:
Error writing to database
More information about this error
https://docs.moodle.org/all/hr/error/moodle/dmlwriteexception
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Or
option:
ADMINISTRATION
> Import
Find a course to import data from:
I choose one:
then:
Error writing to database
Error reading from database
(attachment)
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You wanted logs:
]# less /var/log/mysqld.log
150903 17:29:19 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql
150903 17:29:19 [Note] /usr/local/apps/mysql/bin/mysqld (mysqld 5.5.45) starting as process 5090 ...
150903 17:29:19 InnoDB: The InnoDB memory heap is disabled
150903 17:29:19 InnoDB: Mutexes and rw_locks use GCC atomic builtins
150903 17:29:19 InnoDB: Compressed tables use zlib 1.2.3
150903 17:29:19 InnoDB: Initializing buffer pool, size = 128.0M
150903 17:29:19 InnoDB: Completed initialization of buffer pool
150903 17:29:19 InnoDB: highest supported file format is Barracuda.
150903 17:29:19 InnoDB: Waiting for the background threads to start
150903 17:29:20 InnoDB: 5.5.45 started; log sequence number 1595675
150903 17:29:20 [Note] Server hostname (bind-address): '0.0.0.0'; port: 3306
150903 17:29:20 [Note] - '0.0.0.0' resolves to '0.0.0.0';
150903 17:29:20 [Note] Server socket created on IP: '0.0.0.0'.
150903 17:29:20 [Note] Event Scheduler: Loaded 0 events
150903 17:29:20 [Note] /usr/local/apps/mysql/bin/mysqld: ready for connections.
Version: '5.5.45' socket: '/var/lib/mysql/mysql.sock' port: 3306 Source distribution
150903 17:29:21 mysqld_safe A mysqld process already exists
150904 7:05:39 [Warning] IP address '117.21.176.20' could not be resolved: Name or service not known
150904 8:23:09 [Warning] IP address '203.195.217.32' could not be resolved: Nam/var/log/mysqld.log
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Best regards,